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VideoCommon: update imgui to 1.89.7 (and implot to 0.15); fix issues with upgrade; keep the demo code in case someone wants to reference it but don't compile it by enabling 'IMGUI_DISABLE_DEMO_WINDOWS' in config

This commit is contained in:
iwubcode 2023-07-23 13:43:50 -05:00
parent 17fa9dfc4e
commit 350e51951b
16 changed files with 16819 additions and 4534 deletions
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1
Externals/imgui/CMakeLists.txt vendored
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@ -6,6 +6,7 @@ endif()
set(SRCS set(SRCS
imgui.cpp imgui.cpp
imgui_demo.cpp
imgui_draw.cpp imgui_draw.cpp
imgui_tables.cpp imgui_tables.cpp
imgui_widgets.cpp imgui_widgets.cpp

26
Externals/imgui/imconfig.h vendored
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@ -19,6 +19,7 @@
//---- Define assertion handler. Defaults to calling assert(). //---- Define assertion handler. Defaults to calling assert().
// If your macro uses multiple statements, make sure is enclosed in a 'do { .. } while (0)' block so it can be used as a single statement. // If your macro uses multiple statements, make sure is enclosed in a 'do { .. } while (0)' block so it can be used as a single statement.
#define IM_ASSERT(_EXPR) ASSERT(_EXPR) #define IM_ASSERT(_EXPR) ASSERT(_EXPR)
//#define IM_ASSERT(_EXPR) ((void)(_EXPR)) // Disable asserts
//---- Define attributes of all API symbols declarations, e.g. for DLL under Windows //---- Define attributes of all API symbols declarations, e.g. for DLL under Windows
// Using Dear ImGui via a shared library is not recommended, because of function call overhead and because we don't guarantee backward nor forward ABI compatibility. // Using Dear ImGui via a shared library is not recommended, because of function call overhead and because we don't guarantee backward nor forward ABI compatibility.
@ -29,12 +30,13 @@
//---- Don't define obsolete functions/enums/behaviors. Consider enabling from time to time after updating to avoid using soon-to-be obsolete function/names. //---- Don't define obsolete functions/enums/behaviors. Consider enabling from time to time after updating to avoid using soon-to-be obsolete function/names.
#define IMGUI_DISABLE_OBSOLETE_FUNCTIONS #define IMGUI_DISABLE_OBSOLETE_FUNCTIONS
//#define IMGUI_DISABLE_OBSOLETE_KEYIO // 1.87: disable legacy io.KeyMap[]+io.KeysDown[] in favor io.AddKeyEvent(). This will be folded into IMGUI_DISABLE_OBSOLETE_FUNCTIONS in a few versions.
//---- Disable all of Dear ImGui or don't implement standard windows. //---- Disable all of Dear ImGui or don't implement standard windows/tools.
// It is very strongly recommended to NOT disable the demo windows during development. Please read comments in imgui_demo.cpp. // It is very strongly recommended to NOT disable the demo windows and debug tool during development. They are extremely useful in day to day work. Please read comments in imgui_demo.cpp.
//#define IMGUI_DISABLE // Disable everything: all headers and source files will be empty. //#define IMGUI_DISABLE // Disable everything: all headers and source files will be empty.
//#define IMGUI_DISABLE_DEMO_WINDOWS // Disable demo windows: ShowDemoWindow()/ShowStyleEditor() will be empty. Not recommended. #define IMGUI_DISABLE_DEMO_WINDOWS // Disable demo windows: ShowDemoWindow()/ShowStyleEditor() will be empty.
//#define IMGUI_DISABLE_METRICS_WINDOW // Disable metrics/debugger and other debug tools: ShowMetricsWindow() and ShowStackToolWindow() will be empty. //#define IMGUI_DISABLE_DEBUG_TOOLS // Disable metrics/debugger and other debug tools: ShowMetricsWindow(), ShowDebugLogWindow() and ShowStackToolWindow() will be empty (this was called IMGUI_DISABLE_METRICS_WINDOW before 1.88).
//---- Don't implement some functions to reduce linkage requirements. //---- Don't implement some functions to reduce linkage requirements.
//#define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCTIONS // [Win32] Don't implement default clipboard handler. Won't use and link with OpenClipboard/GetClipboardData/CloseClipboard etc. (user32.lib/.a, kernel32.lib/.a) //#define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCTIONS // [Win32] Don't implement default clipboard handler. Won't use and link with OpenClipboard/GetClipboardData/CloseClipboard etc. (user32.lib/.a, kernel32.lib/.a)
@ -62,11 +64,12 @@
// By default the embedded implementations are declared static and not available outside of Dear ImGui sources files. // By default the embedded implementations are declared static and not available outside of Dear ImGui sources files.
//#define IMGUI_STB_TRUETYPE_FILENAME "my_folder/stb_truetype.h" //#define IMGUI_STB_TRUETYPE_FILENAME "my_folder/stb_truetype.h"
//#define IMGUI_STB_RECT_PACK_FILENAME "my_folder/stb_rect_pack.h" //#define IMGUI_STB_RECT_PACK_FILENAME "my_folder/stb_rect_pack.h"
//#define IMGUI_STB_SPRINTF_FILENAME "my_folder/stb_sprintf.h" // only used if enabled
//#define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION //#define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION
//#define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION //#define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION
//---- Use stb_printf's faster implementation of vsnprintf instead of the one from libc (unless IMGUI_DISABLE_DEFAULT_FORMAT_FUNCTIONS is defined) //---- Use stb_sprintf.h for a faster implementation of vsnprintf instead of the one from libc (unless IMGUI_DISABLE_DEFAULT_FORMAT_FUNCTIONS is defined)
// Requires 'stb_sprintf.h' to be available in the include path. Compatibility checks of arguments and formats done by clang and GCC will be disabled in order to support the extra formats provided by STB sprintf. // Compatibility checks of arguments and formats done by clang and GCC will be disabled in order to support the extra formats provided by stb_sprintf.h.
//#define IMGUI_USE_STB_SPRINTF //#define IMGUI_USE_STB_SPRINTF
//---- Use FreeType to build and rasterize the font atlas (instead of stb_truetype which is embedded by default in Dear ImGui) //---- Use FreeType to build and rasterize the font atlas (instead of stb_truetype which is embedded by default in Dear ImGui)
@ -82,13 +85,15 @@
// This will be inlined as part of ImVec2 and ImVec4 class declarations. // This will be inlined as part of ImVec2 and ImVec4 class declarations.
/* /*
#define IM_VEC2_CLASS_EXTRA \ #define IM_VEC2_CLASS_EXTRA \
ImVec2(const MyVec2& f) { x = f.x; y = f.y; } \ constexpr ImVec2(const MyVec2& f) : x(f.x), y(f.y) {} \
operator MyVec2() const { return MyVec2(x,y); } operator MyVec2() const { return MyVec2(x,y); }
#define IM_VEC4_CLASS_EXTRA \ #define IM_VEC4_CLASS_EXTRA \
ImVec4(const MyVec4& f) { x = f.x; y = f.y; z = f.z; w = f.w; } \ constexpr ImVec4(const MyVec4& f) : x(f.x), y(f.y), z(f.z), w(f.w) {} \
operator MyVec4() const { return MyVec4(x,y,z,w); } operator MyVec4() const { return MyVec4(x,y,z,w); }
*/ */
//---- ...Or use Dear ImGui's own very basic math operators.
//#define IMGUI_DEFINE_MATH_OPERATORS
//---- Use 32-bit vertex indices (default is 16-bit) is one way to allow large meshes with more than 64K vertices. //---- Use 32-bit vertex indices (default is 16-bit) is one way to allow large meshes with more than 64K vertices.
// Your renderer backend will need to support it (most example renderer backends support both 16/32-bit indices). // Your renderer backend will need to support it (most example renderer backends support both 16/32-bit indices).
@ -107,11 +112,6 @@
//#define IM_DEBUG_BREAK IM_ASSERT(0) //#define IM_DEBUG_BREAK IM_ASSERT(0)
//#define IM_DEBUG_BREAK __debugbreak() //#define IM_DEBUG_BREAK __debugbreak()
//---- Debug Tools: Have the Item Picker break in the ItemAdd() function instead of ItemHoverable(),
// (which comes earlier in the code, will catch a few extra items, allow picking items other than Hovered one.)
// This adds a small runtime cost which is why it is not enabled by default.
//#define IMGUI_DEBUG_TOOL_ITEM_PICKER_EX
//---- Debug Tools: Enable slower asserts //---- Debug Tools: Enable slower asserts
//#define IMGUI_DEBUG_PARANOID //#define IMGUI_DEBUG_PARANOID

6639
Externals/imgui/imgui.cpp vendored
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1021
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1
Externals/imgui/imgui.vcxproj vendored
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@ -23,6 +23,7 @@
</ItemDefinitionGroup> </ItemDefinitionGroup>
<ItemGroup> <ItemGroup>
<ClCompile Include="imgui.cpp" /> <ClCompile Include="imgui.cpp" />
<ClCompile Include="imgui_demo.cpp" />
<ClCompile Include="imgui_draw.cpp" /> <ClCompile Include="imgui_draw.cpp" />
<ClCompile Include="imgui_tables.cpp" /> <ClCompile Include="imgui_tables.cpp" />
<ClCompile Include="imgui_widgets.cpp" /> <ClCompile Include="imgui_widgets.cpp" />

8130
Externals/imgui/imgui_demo.cpp vendored Normal file
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395
Externals/imgui/imgui_draw.cpp vendored
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@ -1,4 +1,4 @@
// dear imgui, v1.85 // dear imgui, v1.89.7
// (drawing and font code) // (drawing and font code)
/* /*
@ -26,38 +26,24 @@ Index of this file:
#define _CRT_SECURE_NO_WARNINGS #define _CRT_SECURE_NO_WARNINGS
#endif #endif
#include "imgui.h"
#ifndef IMGUI_DISABLE
#ifndef IMGUI_DEFINE_MATH_OPERATORS #ifndef IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_MATH_OPERATORS #define IMGUI_DEFINE_MATH_OPERATORS
#endif #endif
#include "imgui.h"
#ifndef IMGUI_DISABLE
#include "imgui_internal.h" #include "imgui_internal.h"
#ifdef IMGUI_ENABLE_FREETYPE #ifdef IMGUI_ENABLE_FREETYPE
#include "misc/freetype/imgui_freetype.h" #include "misc/freetype/imgui_freetype.h"
#endif #endif
#include <stdio.h> // vsnprintf, sscanf, printf #include <stdio.h> // vsnprintf, sscanf, printf
#if !defined(alloca)
#if defined(__GLIBC__) || defined(__sun) || defined(__APPLE__) || defined(__NEWLIB__)
#include <alloca.h> // alloca (glibc uses <alloca.h>. Note that Cygwin may have _WIN32 defined, so the order matters here)
#elif defined(_WIN32)
#include <malloc.h> // alloca
#if !defined(alloca)
#define alloca _alloca // for clang with MS Codegen
#endif
#else
#include <stdlib.h> // alloca
#endif
#endif
// Visual Studio warnings // Visual Studio warnings
#ifdef _MSC_VER #ifdef _MSC_VER
#pragma warning (disable: 4127) // condition expression is constant #pragma warning (disable: 4127) // condition expression is constant
#pragma warning (disable: 4505) // unreferenced local function has been removed (stb stuff) #pragma warning (disable: 4505) // unreferenced local function has been removed (stb stuff)
#pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen #pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen
#pragma warning (disable: 6255) // [Static Analyzer] _alloca indicates failure by raising a stack overflow exception. Consider using _malloca instead.
#pragma warning (disable: 26451) // [Static Analyzer] Arithmetic overflow : Using operator 'xxx' on a 4 byte value and then casting the result to a 8 byte value. Cast the value to the wider type before calling operator 'xxx' to avoid overflow(io.2). #pragma warning (disable: 26451) // [Static Analyzer] Arithmetic overflow : Using operator 'xxx' on a 4 byte value and then casting the result to a 8 byte value. Cast the value to the wider type before calling operator 'xxx' to avoid overflow(io.2).
#pragma warning (disable: 26812) // [Static Analyzer] The enum type 'xxx' is unscoped. Prefer 'enum class' over 'enum' (Enum.3). [MSVC Static Analyzer) #pragma warning (disable: 26812) // [Static Analyzer] The enum type 'xxx' is unscoped. Prefer 'enum class' over 'enum' (Enum.3). [MSVC Static Analyzer)
#endif #endif
@ -67,9 +53,6 @@ Index of this file:
#if __has_warning("-Wunknown-warning-option") #if __has_warning("-Wunknown-warning-option")
#pragma clang diagnostic ignored "-Wunknown-warning-option" // warning: unknown warning group 'xxx' // not all warnings are known by all Clang versions and they tend to be rename-happy.. so ignoring warnings triggers new warnings on some configuration. Great! #pragma clang diagnostic ignored "-Wunknown-warning-option" // warning: unknown warning group 'xxx' // not all warnings are known by all Clang versions and they tend to be rename-happy.. so ignoring warnings triggers new warnings on some configuration. Great!
#endif #endif
#if __has_warning("-Walloca")
#pragma clang diagnostic ignored "-Walloca" // warning: use of function '__builtin_alloca' is discouraged
#endif
#pragma clang diagnostic ignored "-Wunknown-pragmas" // warning: unknown warning group 'xxx' #pragma clang diagnostic ignored "-Wunknown-pragmas" // warning: unknown warning group 'xxx'
#pragma clang diagnostic ignored "-Wold-style-cast" // warning: use of old-style cast // yes, they are more terse. #pragma clang diagnostic ignored "-Wold-style-cast" // warning: use of old-style cast // yes, they are more terse.
#pragma clang diagnostic ignored "-Wfloat-equal" // warning: comparing floating point with == or != is unsafe // storing and comparing against same constants ok. #pragma clang diagnostic ignored "-Wfloat-equal" // warning: comparing floating point with == or != is unsafe // storing and comparing against same constants ok.
@ -90,7 +73,7 @@ Index of this file:
#endif #endif
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// [SECTION] STB libraries implementation // [SECTION] STB libraries implementation (for stb_truetype and stb_rect_pack)
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// Compile time options: // Compile time options:
@ -393,7 +376,7 @@ void ImDrawListSharedData::SetCircleTessellationMaxError(float max_error)
for (int i = 0; i < IM_ARRAYSIZE(CircleSegmentCounts); i++) for (int i = 0; i < IM_ARRAYSIZE(CircleSegmentCounts); i++)
{ {
const float radius = (float)i; const float radius = (float)i;
CircleSegmentCounts[i] = (ImU8)((i > 0) ? IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, CircleSegmentMaxError) : 0); CircleSegmentCounts[i] = (ImU8)((i > 0) ? IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(radius, CircleSegmentMaxError) : IM_DRAWLIST_ARCFAST_SAMPLE_MAX);
} }
ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError); ArcFastRadiusCutoff = IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC_R(IM_DRAWLIST_ARCFAST_SAMPLE_MAX, CircleSegmentMaxError);
} }
@ -402,10 +385,11 @@ void ImDrawListSharedData::SetCircleTessellationMaxError(float max_error)
void ImDrawList::_ResetForNewFrame() void ImDrawList::_ResetForNewFrame()
{ {
// Verify that the ImDrawCmd fields we want to memcmp() are contiguous in memory. // Verify that the ImDrawCmd fields we want to memcmp() are contiguous in memory.
// (those should be IM_STATIC_ASSERT() in theory but with our pre C++11 setup the whole check doesn't compile with GCC) IM_STATIC_ASSERT(IM_OFFSETOF(ImDrawCmd, ClipRect) == 0);
IM_ASSERT(IM_OFFSETOF(ImDrawCmd, ClipRect) == 0); IM_STATIC_ASSERT(IM_OFFSETOF(ImDrawCmd, TextureId) == sizeof(ImVec4));
IM_ASSERT(IM_OFFSETOF(ImDrawCmd, TextureId) == sizeof(ImVec4)); IM_STATIC_ASSERT(IM_OFFSETOF(ImDrawCmd, VtxOffset) == sizeof(ImVec4) + sizeof(ImTextureID));
IM_ASSERT(IM_OFFSETOF(ImDrawCmd, VtxOffset) == sizeof(ImVec4) + sizeof(ImTextureID)); if (_Splitter._Count > 1)
_Splitter.Merge(this);
CmdBuffer.resize(0); CmdBuffer.resize(0);
IdxBuffer.resize(0); IdxBuffer.resize(0);
@ -464,15 +448,18 @@ void ImDrawList::AddDrawCmd()
// Note that this leaves the ImDrawList in a state unfit for further commands, as most code assume that CmdBuffer.Size > 0 && CmdBuffer.back().UserCallback == NULL // Note that this leaves the ImDrawList in a state unfit for further commands, as most code assume that CmdBuffer.Size > 0 && CmdBuffer.back().UserCallback == NULL
void ImDrawList::_PopUnusedDrawCmd() void ImDrawList::_PopUnusedDrawCmd()
{ {
if (CmdBuffer.Size == 0) while (CmdBuffer.Size > 0)
return; {
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount == 0 && curr_cmd->UserCallback == NULL) if (curr_cmd->ElemCount != 0 || curr_cmd->UserCallback != NULL)
return;// break;
CmdBuffer.pop_back(); CmdBuffer.pop_back();
} }
}
void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data) void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data)
{ {
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
IM_ASSERT(curr_cmd->UserCallback == NULL); IM_ASSERT(curr_cmd->UserCallback == NULL);
if (curr_cmd->ElemCount != 0) if (curr_cmd->ElemCount != 0)
@ -490,13 +477,15 @@ void ImDrawList::AddCallback(ImDrawCallback callback, void* callback_data)
#define ImDrawCmd_HeaderSize (IM_OFFSETOF(ImDrawCmd, VtxOffset) + sizeof(unsigned int)) #define ImDrawCmd_HeaderSize (IM_OFFSETOF(ImDrawCmd, VtxOffset) + sizeof(unsigned int))
#define ImDrawCmd_HeaderCompare(CMD_LHS, CMD_RHS) (memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TextureId, VtxOffset #define ImDrawCmd_HeaderCompare(CMD_LHS, CMD_RHS) (memcmp(CMD_LHS, CMD_RHS, ImDrawCmd_HeaderSize)) // Compare ClipRect, TextureId, VtxOffset
#define ImDrawCmd_HeaderCopy(CMD_DST, CMD_SRC) (memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TextureId, VtxOffset #define ImDrawCmd_HeaderCopy(CMD_DST, CMD_SRC) (memcpy(CMD_DST, CMD_SRC, ImDrawCmd_HeaderSize)) // Copy ClipRect, TextureId, VtxOffset
#define ImDrawCmd_AreSequentialIdxOffset(CMD_0, CMD_1) (CMD_0->IdxOffset + CMD_0->ElemCount == CMD_1->IdxOffset)
// Try to merge two last draw commands // Try to merge two last draw commands
void ImDrawList::_TryMergeDrawCmds() void ImDrawList::_TryMergeDrawCmds()
{ {
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
ImDrawCmd* prev_cmd = curr_cmd - 1; ImDrawCmd* prev_cmd = curr_cmd - 1;
if (ImDrawCmd_HeaderCompare(curr_cmd, prev_cmd) == 0 && curr_cmd->UserCallback == NULL && prev_cmd->UserCallback == NULL) if (ImDrawCmd_HeaderCompare(curr_cmd, prev_cmd) == 0 && ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) && curr_cmd->UserCallback == NULL && prev_cmd->UserCallback == NULL)
{ {
prev_cmd->ElemCount += curr_cmd->ElemCount; prev_cmd->ElemCount += curr_cmd->ElemCount;
CmdBuffer.pop_back(); CmdBuffer.pop_back();
@ -508,6 +497,7 @@ void ImDrawList::_TryMergeDrawCmds()
void ImDrawList::_OnChangedClipRect() void ImDrawList::_OnChangedClipRect()
{ {
// If current command is used with different settings we need to add a new command // If current command is used with different settings we need to add a new command
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &_CmdHeader.ClipRect, sizeof(ImVec4)) != 0) if (curr_cmd->ElemCount != 0 && memcmp(&curr_cmd->ClipRect, &_CmdHeader.ClipRect, sizeof(ImVec4)) != 0)
{ {
@ -518,7 +508,7 @@ void ImDrawList::_OnChangedClipRect()
// Try to merge with previous command if it matches, else use current command // Try to merge with previous command if it matches, else use current command
ImDrawCmd* prev_cmd = curr_cmd - 1; ImDrawCmd* prev_cmd = curr_cmd - 1;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && prev_cmd->UserCallback == NULL) if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) && prev_cmd->UserCallback == NULL)
{ {
CmdBuffer.pop_back(); CmdBuffer.pop_back();
return; return;
@ -530,6 +520,7 @@ void ImDrawList::_OnChangedClipRect()
void ImDrawList::_OnChangedTextureID() void ImDrawList::_OnChangedTextureID()
{ {
// If current command is used with different settings we need to add a new command // If current command is used with different settings we need to add a new command
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
if (curr_cmd->ElemCount != 0 && curr_cmd->TextureId != _CmdHeader.TextureId) if (curr_cmd->ElemCount != 0 && curr_cmd->TextureId != _CmdHeader.TextureId)
{ {
@ -540,7 +531,7 @@ void ImDrawList::_OnChangedTextureID()
// Try to merge with previous command if it matches, else use current command // Try to merge with previous command if it matches, else use current command
ImDrawCmd* prev_cmd = curr_cmd - 1; ImDrawCmd* prev_cmd = curr_cmd - 1;
if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && prev_cmd->UserCallback == NULL) if (curr_cmd->ElemCount == 0 && CmdBuffer.Size > 1 && ImDrawCmd_HeaderCompare(&_CmdHeader, prev_cmd) == 0 && ImDrawCmd_AreSequentialIdxOffset(prev_cmd, curr_cmd) && prev_cmd->UserCallback == NULL)
{ {
CmdBuffer.pop_back(); CmdBuffer.pop_back();
return; return;
@ -553,6 +544,7 @@ void ImDrawList::_OnChangedVtxOffset()
{ {
// We don't need to compare curr_cmd->VtxOffset != _CmdHeader.VtxOffset because we know it'll be different at the time we call this. // We don't need to compare curr_cmd->VtxOffset != _CmdHeader.VtxOffset because we know it'll be different at the time we call this.
_VtxCurrentIdx = 0; _VtxCurrentIdx = 0;
IM_ASSERT_PARANOID(CmdBuffer.Size > 0);
ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1]; ImDrawCmd* curr_cmd = &CmdBuffer.Data[CmdBuffer.Size - 1];
//IM_ASSERT(curr_cmd->VtxOffset != _CmdHeader.VtxOffset); // See #3349 //IM_ASSERT(curr_cmd->VtxOffset != _CmdHeader.VtxOffset); // See #3349
if (curr_cmd->ElemCount != 0) if (curr_cmd->ElemCount != 0)
@ -575,7 +567,7 @@ int ImDrawList::_CalcCircleAutoSegmentCount(float radius) const
} }
// Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling) // Render-level scissoring. This is passed down to your render function but not used for CPU-side coarse clipping. Prefer using higher-level ImGui::PushClipRect() to affect logic (hit-testing and widget culling)
void ImDrawList::PushClipRect(ImVec2 cr_min, ImVec2 cr_max, bool intersect_with_current_clip_rect) void ImDrawList::PushClipRect(const ImVec2& cr_min, const ImVec2& cr_max, bool intersect_with_current_clip_rect)
{ {
ImVec4 cr(cr_min.x, cr_min.y, cr_max.x, cr_max.y); ImVec4 cr(cr_min.x, cr_min.y, cr_max.x, cr_max.y);
if (intersect_with_current_clip_rect) if (intersect_with_current_clip_rect)
@ -715,7 +707,7 @@ void ImDrawList::PrimQuadUV(const ImVec2& a, const ImVec2& b, const ImVec2& c, c
// We avoid using the ImVec2 math operators here to reduce cost to a minimum for debug/non-inlined builds. // We avoid using the ImVec2 math operators here to reduce cost to a minimum for debug/non-inlined builds.
void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32 col, ImDrawFlags flags, float thickness) void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32 col, ImDrawFlags flags, float thickness)
{ {
if (points_count < 2) if (points_count < 2 || (col & IM_COL32_A_MASK) == 0)
return; return;
const bool closed = (flags & ImDrawFlags_Closed) != 0; const bool closed = (flags & ImDrawFlags_Closed) != 0;
@ -748,7 +740,8 @@ void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32
// Temporary buffer // Temporary buffer
// The first <points_count> items are normals at each line point, then after that there are either 2 or 4 temp points for each line point // The first <points_count> items are normals at each line point, then after that there are either 2 or 4 temp points for each line point
ImVec2* temp_normals = (ImVec2*)alloca(points_count * ((use_texture || !thick_line) ? 3 : 5) * sizeof(ImVec2)); //-V630 _Data->TempBuffer.reserve_discard(points_count * ((use_texture || !thick_line) ? 3 : 5));
ImVec2* temp_normals = _Data->TempBuffer.Data;
ImVec2* temp_points = temp_normals + points_count; ImVec2* temp_points = temp_normals + points_count;
// Calculate normals (tangents) for each line segment // Calculate normals (tangents) for each line segment
@ -968,10 +961,11 @@ void ImDrawList::AddPolyline(const ImVec2* points, const int points_count, ImU32
} }
} }
// We intentionally avoid using ImVec2 and its math operators here to reduce cost to a minimum for debug/non-inlined builds. // - We intentionally avoid using ImVec2 and its math operators here to reduce cost to a minimum for debug/non-inlined builds.
// - Filled shapes must always use clockwise winding order. The anti-aliasing fringe depends on it. Counter-clockwise shapes will have "inward" anti-aliasing.
void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_count, ImU32 col) void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_count, ImU32 col)
{ {
if (points_count < 3) if (points_count < 3 || (col & IM_COL32_A_MASK) == 0)
return; return;
const ImVec2 uv = _Data->TexUvWhitePixel; const ImVec2 uv = _Data->TexUvWhitePixel;
@ -995,7 +989,8 @@ void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_coun
} }
// Compute normals // Compute normals
ImVec2* temp_normals = (ImVec2*)alloca(points_count * sizeof(ImVec2)); //-V630 _Data->TempBuffer.reserve_discard(points_count);
ImVec2* temp_normals = _Data->TempBuffer.Data;
for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++) for (int i0 = points_count - 1, i1 = 0; i1 < points_count; i0 = i1++)
{ {
const ImVec2& p0 = points[i0]; const ImVec2& p0 = points[i0];
@ -1052,7 +1047,7 @@ void ImDrawList::AddConvexPolyFilled(const ImVec2* points, const int points_coun
void ImDrawList::_PathArcToFastEx(const ImVec2& center, float radius, int a_min_sample, int a_max_sample, int a_step) void ImDrawList::_PathArcToFastEx(const ImVec2& center, float radius, int a_min_sample, int a_max_sample, int a_step)
{ {
if (radius <= 0.0f) if (radius < 0.5f)
{ {
_Path.push_back(center); _Path.push_back(center);
return; return;
@ -1144,7 +1139,7 @@ void ImDrawList::_PathArcToFastEx(const ImVec2& center, float radius, int a_min_
void ImDrawList::_PathArcToN(const ImVec2& center, float radius, float a_min, float a_max, int num_segments) void ImDrawList::_PathArcToN(const ImVec2& center, float radius, float a_min, float a_max, int num_segments)
{ {
if (radius <= 0.0f) if (radius < 0.5f)
{ {
_Path.push_back(center); _Path.push_back(center);
return; return;
@ -1163,7 +1158,7 @@ void ImDrawList::_PathArcToN(const ImVec2& center, float radius, float a_min, fl
// 0: East, 3: South, 6: West, 9: North, 12: East // 0: East, 3: South, 6: West, 9: North, 12: East
void ImDrawList::PathArcToFast(const ImVec2& center, float radius, int a_min_of_12, int a_max_of_12) void ImDrawList::PathArcToFast(const ImVec2& center, float radius, int a_min_of_12, int a_max_of_12)
{ {
if (radius <= 0.0f) if (radius < 0.5f)
{ {
_Path.push_back(center); _Path.push_back(center);
return; return;
@ -1173,7 +1168,7 @@ void ImDrawList::PathArcToFast(const ImVec2& center, float radius, int a_min_of_
void ImDrawList::PathArcTo(const ImVec2& center, float radius, float a_min, float a_max, int num_segments) void ImDrawList::PathArcTo(const ImVec2& center, float radius, float a_min, float a_max, int num_segments)
{ {
if (radius <= 0.0f) if (radius < 0.5f)
{ {
_Path.push_back(center); _Path.push_back(center);
return; return;
@ -1201,8 +1196,8 @@ void ImDrawList::PathArcTo(const ImVec2& center, float radius, float a_min, floa
const float a_min_segment_angle = a_min_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX; const float a_min_segment_angle = a_min_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const float a_max_segment_angle = a_max_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX; const float a_max_segment_angle = a_max_sample * IM_PI * 2.0f / IM_DRAWLIST_ARCFAST_SAMPLE_MAX;
const bool a_emit_start = (a_min_segment_angle - a_min) != 0.0f; const bool a_emit_start = ImAbs(a_min_segment_angle - a_min) >= 1e-5f;
const bool a_emit_end = (a_max - a_max_segment_angle) != 0.0f; const bool a_emit_end = ImAbs(a_max - a_max_segment_angle) >= 1e-5f;
_Path.reserve(_Path.Size + (a_mid_samples + 1 + (a_emit_start ? 1 : 0) + (a_emit_end ? 1 : 0))); _Path.reserve(_Path.Size + (a_mid_samples + 1 + (a_emit_start ? 1 : 0) + (a_emit_end ? 1 : 0)));
if (a_emit_start) if (a_emit_start)
@ -1289,6 +1284,7 @@ void ImDrawList::PathBezierCubicCurveTo(const ImVec2& p2, const ImVec2& p3, cons
ImVec2 p1 = _Path.back(); ImVec2 p1 = _Path.back();
if (num_segments == 0) if (num_segments == 0)
{ {
IM_ASSERT(_Data->CurveTessellationTol > 0.0f);
PathBezierCubicCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, p4.x, p4.y, _Data->CurveTessellationTol, 0); // Auto-tessellated PathBezierCubicCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, p4.x, p4.y, _Data->CurveTessellationTol, 0); // Auto-tessellated
} }
else else
@ -1304,6 +1300,7 @@ void ImDrawList::PathBezierQuadraticCurveTo(const ImVec2& p2, const ImVec2& p3,
ImVec2 p1 = _Path.back(); ImVec2 p1 = _Path.back();
if (num_segments == 0) if (num_segments == 0)
{ {
IM_ASSERT(_Data->CurveTessellationTol > 0.0f);
PathBezierQuadraticCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, _Data->CurveTessellationTol, 0);// Auto-tessellated PathBezierQuadraticCurveToCasteljau(&_Path, p1.x, p1.y, p2.x, p2.y, p3.x, p3.y, _Data->CurveTessellationTol, 0);// Auto-tessellated
} }
else else
@ -1318,6 +1315,7 @@ IM_STATIC_ASSERT(ImDrawFlags_RoundCornersTopLeft == (1 << 4));
static inline ImDrawFlags FixRectCornerFlags(ImDrawFlags flags) static inline ImDrawFlags FixRectCornerFlags(ImDrawFlags flags)
{ {
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS #ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
// Obsoleted in 1.82 (from February 2021)
// Legacy Support for hard coded ~0 (used to be a suggested equivalent to ImDrawCornerFlags_All) // Legacy Support for hard coded ~0 (used to be a suggested equivalent to ImDrawCornerFlags_All)
// ~0 --> ImDrawFlags_RoundCornersAll or 0 // ~0 --> ImDrawFlags_RoundCornersAll or 0
if (flags == ~0) if (flags == ~0)
@ -1354,7 +1352,7 @@ void ImDrawList::PathRect(const ImVec2& a, const ImVec2& b, float rounding, ImDr
rounding = ImMin(rounding, ImFabs(b.x - a.x) * ( ((flags & ImDrawFlags_RoundCornersTop) == ImDrawFlags_RoundCornersTop) || ((flags & ImDrawFlags_RoundCornersBottom) == ImDrawFlags_RoundCornersBottom) ? 0.5f : 1.0f ) - 1.0f); rounding = ImMin(rounding, ImFabs(b.x - a.x) * ( ((flags & ImDrawFlags_RoundCornersTop) == ImDrawFlags_RoundCornersTop) || ((flags & ImDrawFlags_RoundCornersBottom) == ImDrawFlags_RoundCornersBottom) ? 0.5f : 1.0f ) - 1.0f);
rounding = ImMin(rounding, ImFabs(b.y - a.y) * ( ((flags & ImDrawFlags_RoundCornersLeft) == ImDrawFlags_RoundCornersLeft) || ((flags & ImDrawFlags_RoundCornersRight) == ImDrawFlags_RoundCornersRight) ? 0.5f : 1.0f ) - 1.0f); rounding = ImMin(rounding, ImFabs(b.y - a.y) * ( ((flags & ImDrawFlags_RoundCornersLeft) == ImDrawFlags_RoundCornersLeft) || ((flags & ImDrawFlags_RoundCornersRight) == ImDrawFlags_RoundCornersRight) ? 0.5f : 1.0f ) - 1.0f);
if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{ {
PathLineTo(a); PathLineTo(a);
PathLineTo(ImVec2(b.x, a.y)); PathLineTo(ImVec2(b.x, a.y));
@ -1400,7 +1398,7 @@ void ImDrawList::AddRectFilled(const ImVec2& p_min, const ImVec2& p_max, ImU32 c
{ {
if ((col & IM_COL32_A_MASK) == 0) if ((col & IM_COL32_A_MASK) == 0)
return; return;
if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{ {
PrimReserve(6, 4); PrimReserve(6, 4);
PrimRect(p_min, p_max, col); PrimRect(p_min, p_max, col);
@ -1476,7 +1474,7 @@ void ImDrawList::AddTriangleFilled(const ImVec2& p1, const ImVec2& p2, const ImV
void ImDrawList::AddCircle(const ImVec2& center, float radius, ImU32 col, int num_segments, float thickness) void ImDrawList::AddCircle(const ImVec2& center, float radius, ImU32 col, int num_segments, float thickness)
{ {
if ((col & IM_COL32_A_MASK) == 0 || radius <= 0.0f) if ((col & IM_COL32_A_MASK) == 0 || radius < 0.5f)
return; return;
if (num_segments <= 0) if (num_segments <= 0)
@ -1500,7 +1498,7 @@ void ImDrawList::AddCircle(const ImVec2& center, float radius, ImU32 col, int nu
void ImDrawList::AddCircleFilled(const ImVec2& center, float radius, ImU32 col, int num_segments) void ImDrawList::AddCircleFilled(const ImVec2& center, float radius, ImU32 col, int num_segments)
{ {
if ((col & IM_COL32_A_MASK) == 0 || radius <= 0.0f) if ((col & IM_COL32_A_MASK) == 0 || radius < 0.5f)
return; return;
if (num_segments <= 0) if (num_segments <= 0)
@ -1640,7 +1638,7 @@ void ImDrawList::AddImageRounded(ImTextureID user_texture_id, const ImVec2& p_mi
return; return;
flags = FixRectCornerFlags(flags); flags = FixRectCornerFlags(flags);
if (rounding <= 0.0f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone) if (rounding < 0.5f || (flags & ImDrawFlags_RoundCornersMask_) == ImDrawFlags_RoundCornersNone)
{ {
AddImage(user_texture_id, p_min, p_max, uv_min, uv_max, col); AddImage(user_texture_id, p_min, p_max, uv_min, uv_max, col);
return; return;
@ -1728,13 +1726,13 @@ void ImDrawListSplitter::Merge(ImDrawList* draw_list)
for (int i = 1; i < _Count; i++) for (int i = 1; i < _Count; i++)
{ {
ImDrawChannel& ch = _Channels[i]; ImDrawChannel& ch = _Channels[i];
if (ch._CmdBuffer.Size > 0 && ch._CmdBuffer.back().ElemCount == 0 && ch._CmdBuffer.back().UserCallback == NULL) // Equivalent of PopUnusedDrawCmd()
// Equivalent of PopUnusedDrawCmd() for this channel's cmdbuffer and except we don't need to test for UserCallback.
if (ch._CmdBuffer.Size > 0 && ch._CmdBuffer.back().ElemCount == 0)
ch._CmdBuffer.pop_back(); ch._CmdBuffer.pop_back();
if (ch._CmdBuffer.Size > 0 && last_cmd != NULL) if (ch._CmdBuffer.Size > 0 && last_cmd != NULL)
{ {
// Do not include ImDrawCmd_AreSequentialIdxOffset() in the compare as we rebuild IdxOffset values ourselves.
// Manipulating IdxOffset (e.g. by reordering draw commands like done by RenderDimmedBackgroundBehindWindow()) is not supported within a splitter.
ImDrawCmd* next_cmd = &ch._CmdBuffer[0]; ImDrawCmd* next_cmd = &ch._CmdBuffer[0];
if (ImDrawCmd_HeaderCompare(last_cmd, next_cmd) == 0 && last_cmd->UserCallback == NULL && next_cmd->UserCallback == NULL) if (ImDrawCmd_HeaderCompare(last_cmd, next_cmd) == 0 && last_cmd->UserCallback == NULL && next_cmd->UserCallback == NULL)
{ {
@ -1919,33 +1917,34 @@ ImFontConfig::ImFontConfig()
// A work of art lies ahead! (. = white layer, X = black layer, others are blank) // A work of art lies ahead! (. = white layer, X = black layer, others are blank)
// The 2x2 white texels on the top left are the ones we'll use everywhere in Dear ImGui to render filled shapes. // The 2x2 white texels on the top left are the ones we'll use everywhere in Dear ImGui to render filled shapes.
const int FONT_ATLAS_DEFAULT_TEX_DATA_W = 108; // Actual texture will be 2 times that + 1 spacing. // (This is used when io.MouseDrawCursor = true)
const int FONT_ATLAS_DEFAULT_TEX_DATA_W = 122; // Actual texture will be 2 times that + 1 spacing.
const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27; const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27;
static const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] = static const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] =
{ {
"..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX- XX " "..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX- XX - XX XX "
"..- -X.....X- X.X - X.X -X.....X - X.....X- X..X " "..- -X.....X- X.X - X.X -X.....X - X.....X- X..X -X..X X..X"
"--- -XXX.XXX- X...X - X...X -X....X - X....X- X..X " "--- -XXX.XXX- X...X - X...X -X....X - X....X- X..X -X...X X...X"
"X - X.X - X.....X - X.....X -X...X - X...X- X..X " "X - X.X - X.....X - X.....X -X...X - X...X- X..X - X...X X...X "
"XX - X.X -X.......X- X.......X -X..X.X - X.X..X- X..X " "XX - X.X -X.......X- X.......X -X..X.X - X.X..X- X..X - X...X...X "
"X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X- X..XXX " "X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X- X..XXX - X.....X "
"X..X - X.X - X.X - X.X -XX X.X - X.X XX- X..X..XXX " "X..X - X.X - X.X - X.X -XX X.X - X.X XX- X..X..XXX - X...X "
"X...X - X.X - X.X - XX X.X XX - X.X - X.X - X..X..X..XX " "X...X - X.X - X.X - XX X.X XX - X.X - X.X - X..X..X..XX - X.X "
"X....X - X.X - X.X - X.X X.X X.X - X.X - X.X - X..X..X..X.X " "X....X - X.X - X.X - X.X X.X X.X - X.X - X.X - X..X..X..X.X - X...X "
"X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X -XXX X..X..X..X..X" "X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X -XXX X..X..X..X..X- X.....X "
"X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X -X..XX........X..X" "X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X -X..XX........X..X- X...X...X "
"X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X -X...X...........X" "X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X -X...X...........X- X...X X...X "
"X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X - X..............X" "X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X - X..............X-X...X X...X"
"X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X - X.............X" "X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X - X.............X-X..X X..X"
"X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X - X.............X" "X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X - X.............X- XX XX "
"X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X - X............X" "X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X - X............X--------------"
"X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX - X...........X " "X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX - X...........X - "
"X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------- X..........X " "X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------- X..........X - "
"X.X X..X - -X.......X- X.......X - XX XX - - X..........X " "X.X X..X - -X.......X- X.......X - XX XX - - X..........X - "
"XX X..X - - X.....X - X.....X - X.X X.X - - X........X " "XX X..X - - X.....X - X.....X - X.X X.X - - X........X - "
" X..X - X...X - X...X - X..X X..X - - X........X " " X..X - - X...X - X...X - X..X X..X - - X........X - "
" XX - X.X - X.X - X...XXXXXXXXXXXXX...X - - XXXXXXXXXX " " XX - - X.X - X.X - X...XXXXXXXXXXXXX...X - - XXXXXXXXXX - "
"------------ - X - X -X.....................X- ------------------" "------------- - X - X -X.....................X- ------------------- "
" ----------------------------------- X...XXXXXXXXXXXXX...X - " " ----------------------------------- X...XXXXXXXXXXXXX...X - "
" - X..X X..X - " " - X..X X..X - "
" - X.X X.X - " " - X.X X.X - "
@ -1963,6 +1962,7 @@ static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3
{ ImVec2(73,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNESW { ImVec2(73,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNESW
{ ImVec2(55,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNWSE { ImVec2(55,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNWSE
{ ImVec2(91,0), ImVec2(17,22), ImVec2( 5, 0) }, // ImGuiMouseCursor_Hand { ImVec2(91,0), ImVec2(17,22), ImVec2( 5, 0) }, // ImGuiMouseCursor_Hand
{ ImVec2(109,0),ImVec2(13,15), ImVec2( 6, 7) }, // ImGuiMouseCursor_NotAllowed
}; };
ImFontAtlas::ImFontAtlas() ImFontAtlas::ImFontAtlas()
@ -2290,10 +2290,11 @@ void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], fl
void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride) void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride)
{ {
IM_ASSERT_PARANOID(w <= stride);
unsigned char* data = pixels + x + y * stride; unsigned char* data = pixels + x + y * stride;
for (int j = h; j > 0; j--, data += stride) for (int j = h; j > 0; j--, data += stride - w)
for (int i = 0; i < w; i++) for (int i = w; i > 0; i--, data++)
data[i] = table[data[i]]; *data = table[*data];
} }
#ifdef IMGUI_ENABLE_STB_TRUETYPE #ifdef IMGUI_ENABLE_STB_TRUETYPE
@ -2310,7 +2311,7 @@ struct ImFontBuildSrcData
int GlyphsHighest; // Highest requested codepoint int GlyphsHighest; // Highest requested codepoint
int GlyphsCount; // Glyph count (excluding missing glyphs and glyphs already set by an earlier source font) int GlyphsCount; // Glyph count (excluding missing glyphs and glyphs already set by an earlier source font)
ImBitVector GlyphsSet; // Glyph bit map (random access, 1-bit per codepoint. This will be a maximum of 8KB) ImBitVector GlyphsSet; // Glyph bit map (random access, 1-bit per codepoint. This will be a maximum of 8KB)
ImVector<int> GlyphsList; // Glyph codepoints list (flattened version of GlyphsMap) ImVector<int> GlyphsList; // Glyph codepoints list (flattened version of GlyphsSet)
}; };
// Temporary data for one destination ImFont* (multiple source fonts can be merged into one destination ImFont) // Temporary data for one destination ImFont* (multiple source fonts can be merged into one destination ImFont)
@ -2382,7 +2383,12 @@ static bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
ImFontBuildDstData& dst_tmp = dst_tmp_array[src_tmp.DstIndex]; ImFontBuildDstData& dst_tmp = dst_tmp_array[src_tmp.DstIndex];
src_tmp.SrcRanges = cfg.GlyphRanges ? cfg.GlyphRanges : atlas->GetGlyphRangesDefault(); src_tmp.SrcRanges = cfg.GlyphRanges ? cfg.GlyphRanges : atlas->GetGlyphRangesDefault();
for (const ImWchar* src_range = src_tmp.SrcRanges; src_range[0] && src_range[1]; src_range += 2) for (const ImWchar* src_range = src_tmp.SrcRanges; src_range[0] && src_range[1]; src_range += 2)
{
// Check for valid range. This may also help detect *some* dangling pointers, because a common
// user error is to setup ImFontConfig::GlyphRanges with a pointer to data that isn't persistent.
IM_ASSERT(src_range[0] <= src_range[1]);
src_tmp.GlyphsHighest = ImMax(src_tmp.GlyphsHighest, (int)src_range[1]); src_tmp.GlyphsHighest = ImMax(src_tmp.GlyphsHighest, (int)src_range[1]);
}
dst_tmp.SrcCount++; dst_tmp.SrcCount++;
dst_tmp.GlyphsHighest = ImMax(dst_tmp.GlyphsHighest, src_tmp.GlyphsHighest); dst_tmp.GlyphsHighest = ImMax(dst_tmp.GlyphsHighest, src_tmp.GlyphsHighest);
} }
@ -2547,13 +2553,10 @@ static bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
// 9. Setup ImFont and glyphs for runtime // 9. Setup ImFont and glyphs for runtime
for (int src_i = 0; src_i < src_tmp_array.Size; src_i++) for (int src_i = 0; src_i < src_tmp_array.Size; src_i++)
{ {
ImFontBuildSrcData& src_tmp = src_tmp_array[src_i];
if (src_tmp.GlyphsCount == 0)
continue;
// When merging fonts with MergeMode=true: // When merging fonts with MergeMode=true:
// - We can have multiple input fonts writing into a same destination font. // - We can have multiple input fonts writing into a same destination font.
// - dst_font->ConfigData is != from cfg which is our source configuration. // - dst_font->ConfigData is != from cfg which is our source configuration.
ImFontBuildSrcData& src_tmp = src_tmp_array[src_i];
ImFontConfig& cfg = atlas->ConfigData[src_i]; ImFontConfig& cfg = atlas->ConfigData[src_i];
ImFont* dst_font = cfg.DstFont; ImFont* dst_font = cfg.DstFont;
@ -2617,6 +2620,9 @@ void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* stbrp_context_opa
ImVector<ImFontAtlasCustomRect>& user_rects = atlas->CustomRects; ImVector<ImFontAtlasCustomRect>& user_rects = atlas->CustomRects;
IM_ASSERT(user_rects.Size >= 1); // We expect at least the default custom rects to be registered, else something went wrong. IM_ASSERT(user_rects.Size >= 1); // We expect at least the default custom rects to be registered, else something went wrong.
#ifdef __GNUC__
if (user_rects.Size < 1) { __builtin_unreachable(); } // Workaround for GCC bug if IM_ASSERT() is defined to conditionally throw (see #5343)
#endif
ImVector<stbrp_rect> pack_rects; ImVector<stbrp_rect> pack_rects;
pack_rects.resize(user_rects.Size); pack_rects.resize(user_rects.Size);
@ -2630,8 +2636,8 @@ void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* stbrp_context_opa
for (int i = 0; i < pack_rects.Size; i++) for (int i = 0; i < pack_rects.Size; i++)
if (pack_rects[i].was_packed) if (pack_rects[i].was_packed)
{ {
user_rects[i].X = pack_rects[i].x; user_rects[i].X = (unsigned short)pack_rects[i].x;
user_rects[i].Y = pack_rects[i].y; user_rects[i].Y = (unsigned short)pack_rects[i].y;
IM_ASSERT(pack_rects[i].w == user_rects[i].Width && pack_rects[i].h == user_rects[i].Height); IM_ASSERT(pack_rects[i].w == user_rects[i].Width && pack_rects[i].h == user_rects[i].Height);
atlas->TexHeight = ImMax(atlas->TexHeight, pack_rects[i].y + pack_rects[i].h); atlas->TexHeight = ImMax(atlas->TexHeight, pack_rects[i].y + pack_rects[i].h);
} }
@ -2731,13 +2737,13 @@ static void ImFontAtlasBuildRenderLinesTexData(ImFontAtlas* atlas)
{ {
unsigned int* write_ptr = &atlas->TexPixelsRGBA32[r->X + ((r->Y + y) * atlas->TexWidth)]; unsigned int* write_ptr = &atlas->TexPixelsRGBA32[r->X + ((r->Y + y) * atlas->TexWidth)];
for (unsigned int i = 0; i < pad_left; i++) for (unsigned int i = 0; i < pad_left; i++)
*(write_ptr + i) = IM_COL32_BLACK_TRANS; *(write_ptr + i) = IM_COL32(255, 255, 255, 0);
for (unsigned int i = 0; i < line_width; i++) for (unsigned int i = 0; i < line_width; i++)
*(write_ptr + pad_left + i) = IM_COL32_WHITE; *(write_ptr + pad_left + i) = IM_COL32_WHITE;
for (unsigned int i = 0; i < pad_right; i++) for (unsigned int i = 0; i < pad_right; i++)
*(write_ptr + pad_left + line_width + i) = IM_COL32_BLACK_TRANS; *(write_ptr + pad_left + line_width + i) = IM_COL32(255, 255, 255, 0);
} }
// Calculate UVs for this line // Calculate UVs for this line
@ -2810,6 +2816,17 @@ const ImWchar* ImFontAtlas::GetGlyphRangesDefault()
return &ranges[0]; return &ranges[0];
} }
const ImWchar* ImFontAtlas::GetGlyphRangesGreek()
{
static const ImWchar ranges[] =
{
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x0370, 0x03FF, // Greek and Coptic
0,
};
return &ranges[0];
}
const ImWchar* ImFontAtlas::GetGlyphRangesKorean() const ImWchar* ImFontAtlas::GetGlyphRangesKorean()
{ {
static const ImWchar ranges[] = static const ImWchar ranges[] =
@ -2926,19 +2943,19 @@ const ImWchar* ImFontAtlas::GetGlyphRangesJapanese()
// 2999 ideograms code points for Japanese // 2999 ideograms code points for Japanese
// - 2136 Joyo (meaning "for regular use" or "for common use") Kanji code points // - 2136 Joyo (meaning "for regular use" or "for common use") Kanji code points
// - 863 Jinmeiyo (meaning "for personal name") Kanji code points // - 863 Jinmeiyo (meaning "for personal name") Kanji code points
// - Sourced from the character information database of the Information-technology Promotion Agency, Japan // - Sourced from official information provided by the government agencies of Japan:
// - https://mojikiban.ipa.go.jp/mji/ // - List of Joyo Kanji by the Agency for Cultural Affairs
// - Available under the terms of the Creative Commons Attribution-ShareAlike 2.1 Japan (CC BY-SA 2.1 JP). // - https://www.bunka.go.jp/kokugo_nihongo/sisaku/joho/joho/kijun/naikaku/kanji/
// - https://creativecommons.org/licenses/by-sa/2.1/jp/deed.en // - List of Jinmeiyo Kanji by the Ministry of Justice
// - https://creativecommons.org/licenses/by-sa/2.1/jp/legalcode // - http://www.moj.go.jp/MINJI/minji86.html
// - Available under the terms of the Creative Commons Attribution 4.0 International (CC BY 4.0).
// - https://creativecommons.org/licenses/by/4.0/legalcode
// - You can generate this code by the script at: // - You can generate this code by the script at:
// - https://github.com/vaiorabbit/everyday_use_kanji // - https://github.com/vaiorabbit/everyday_use_kanji
// - References: // - References:
// - List of Joyo Kanji // - List of Joyo Kanji
// - (Official list by the Agency for Cultural Affairs) https://www.bunka.go.jp/kokugo_nihongo/sisaku/joho/joho/kakuki/14/tosin02/index.html
// - (Wikipedia) https://en.wikipedia.org/wiki/List_of_j%C5%8Dy%C5%8D_kanji // - (Wikipedia) https://en.wikipedia.org/wiki/List_of_j%C5%8Dy%C5%8D_kanji
// - List of Jinmeiyo Kanji // - List of Jinmeiyo Kanji
// - (Official list by the Ministry of Justice) http://www.moj.go.jp/MINJI/minji86.html
// - (Wikipedia) https://en.wikipedia.org/wiki/Jinmeiy%C5%8D_kanji // - (Wikipedia) https://en.wikipedia.org/wiki/Jinmeiy%C5%8D_kanji
// - Missing 1 Joyo Kanji: U+20B9F (Kun'yomi: Shikaru, On'yomi: Shitsu,shichi), see https://github.com/ocornut/imgui/pull/3627 for details. // - Missing 1 Joyo Kanji: U+20B9F (Kun'yomi: Shikaru, On'yomi: Shitsu,shichi), see https://github.com/ocornut/imgui/pull/3627 for details.
// You can use ImFontGlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters. // You can use ImFontGlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters.
@ -3073,8 +3090,8 @@ void ImFontGlyphRangesBuilder::AddText(const char* text, const char* text_end)
void ImFontGlyphRangesBuilder::AddRanges(const ImWchar* ranges) void ImFontGlyphRangesBuilder::AddRanges(const ImWchar* ranges)
{ {
for (; ranges[0]; ranges += 2) for (; ranges[0]; ranges += 2)
for (ImWchar c = ranges[0]; c <= ranges[1]; c++) for (unsigned int c = ranges[0]; c <= ranges[1] && c <= IM_UNICODE_CODEPOINT_MAX; c++) //-V560
AddChar(c); AddChar((ImWchar)c);
} }
void ImFontGlyphRangesBuilder::BuildRanges(ImVector<ImWchar>* out_ranges) void ImFontGlyphRangesBuilder::BuildRanges(ImVector<ImWchar>* out_ranges)
@ -3101,7 +3118,8 @@ ImFont::ImFont()
FallbackAdvanceX = 0.0f; FallbackAdvanceX = 0.0f;
FallbackChar = (ImWchar)-1; FallbackChar = (ImWchar)-1;
EllipsisChar = (ImWchar)-1; EllipsisChar = (ImWchar)-1;
DotChar = (ImWchar)-1; EllipsisWidth = EllipsisCharStep = 0.0f;
EllipsisCharCount = 0;
FallbackGlyph = NULL; FallbackGlyph = NULL;
ContainerAtlas = NULL; ContainerAtlas = NULL;
ConfigData = NULL; ConfigData = NULL;
@ -3182,17 +3200,7 @@ void ImFont::BuildLookupTable()
SetGlyphVisible((ImWchar)' ', false); SetGlyphVisible((ImWchar)' ', false);
SetGlyphVisible((ImWchar)'\t', false); SetGlyphVisible((ImWchar)'\t', false);
// Ellipsis character is required for rendering elided text. We prefer using U+2026 (horizontal ellipsis). // Setup Fallback character
// However some old fonts may contain ellipsis at U+0085. Here we auto-detect most suitable ellipsis character.
// FIXME: Note that 0x2026 is rarely included in our font ranges. Because of this we are more likely to use three individual dots.
const ImWchar ellipsis_chars[] = { (ImWchar)0x2026, (ImWchar)0x0085 };
const ImWchar dots_chars[] = { (ImWchar)'.', (ImWchar)0xFF0E };
if (EllipsisChar == (ImWchar)-1)
EllipsisChar = FindFirstExistingGlyph(this, ellipsis_chars, IM_ARRAYSIZE(ellipsis_chars));
if (DotChar == (ImWchar)-1)
DotChar = FindFirstExistingGlyph(this, dots_chars, IM_ARRAYSIZE(dots_chars));
// Setup fallback character
const ImWchar fallback_chars[] = { (ImWchar)IM_UNICODE_CODEPOINT_INVALID, (ImWchar)'?', (ImWchar)' ' }; const ImWchar fallback_chars[] = { (ImWchar)IM_UNICODE_CODEPOINT_INVALID, (ImWchar)'?', (ImWchar)' ' };
FallbackGlyph = FindGlyphNoFallback(FallbackChar); FallbackGlyph = FindGlyphNoFallback(FallbackChar);
if (FallbackGlyph == NULL) if (FallbackGlyph == NULL)
@ -3205,11 +3213,32 @@ void ImFont::BuildLookupTable()
FallbackChar = (ImWchar)FallbackGlyph->Codepoint; FallbackChar = (ImWchar)FallbackGlyph->Codepoint;
} }
} }
FallbackAdvanceX = FallbackGlyph->AdvanceX; FallbackAdvanceX = FallbackGlyph->AdvanceX;
for (int i = 0; i < max_codepoint + 1; i++) for (int i = 0; i < max_codepoint + 1; i++)
if (IndexAdvanceX[i] < 0.0f) if (IndexAdvanceX[i] < 0.0f)
IndexAdvanceX[i] = FallbackAdvanceX; IndexAdvanceX[i] = FallbackAdvanceX;
// Setup Ellipsis character. It is required for rendering elided text. We prefer using U+2026 (horizontal ellipsis).
// However some old fonts may contain ellipsis at U+0085. Here we auto-detect most suitable ellipsis character.
// FIXME: Note that 0x2026 is rarely included in our font ranges. Because of this we are more likely to use three individual dots.
const ImWchar ellipsis_chars[] = { (ImWchar)0x2026, (ImWchar)0x0085 };
const ImWchar dots_chars[] = { (ImWchar)'.', (ImWchar)0xFF0E };
if (EllipsisChar == (ImWchar)-1)
EllipsisChar = FindFirstExistingGlyph(this, ellipsis_chars, IM_ARRAYSIZE(ellipsis_chars));
const ImWchar dot_char = FindFirstExistingGlyph(this, dots_chars, IM_ARRAYSIZE(dots_chars));
if (EllipsisChar != (ImWchar)-1)
{
EllipsisCharCount = 1;
EllipsisWidth = EllipsisCharStep = FindGlyph(EllipsisChar)->X1;
}
else if (dot_char != (ImWchar)-1)
{
const ImFontGlyph* glyph = FindGlyph(dot_char);
EllipsisChar = dot_char;
EllipsisCharCount = 3;
EllipsisCharStep = (glyph->X1 - glyph->X0) + 1.0f;
EllipsisWidth = EllipsisCharStep * 3.0f - 1.0f;
}
} }
// API is designed this way to avoid exposing the 4K page size // API is designed this way to avoid exposing the 4K page size
@ -3322,11 +3351,21 @@ const ImFontGlyph* ImFont::FindGlyphNoFallback(ImWchar c) const
return &Glyphs.Data[i]; return &Glyphs.Data[i];
} }
// Wrapping skips upcoming blanks
static inline const char* CalcWordWrapNextLineStartA(const char* text, const char* text_end)
{
while (text < text_end && ImCharIsBlankA(*text))
text++;
if (*text == '\n')
text++;
return text;
}
// Simple word-wrapping for English, not full-featured. Please submit failing cases!
// This will return the next location to wrap from. If no wrapping if necessary, this will fast-forward to e.g. text_end.
// FIXME: Much possible improvements (don't cut things like "word !", "word!!!" but cut within "word,,,,", more sensible support for punctuations, support for Unicode punctuations, etc.)
const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const char* text_end, float wrap_width) const const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const char* text_end, float wrap_width) const
{ {
// Simple word-wrapping for English, not full-featured. Please submit failing cases!
// FIXME: Much possible improvements (don't cut things like "word !", "word!!!" but cut within "word,,,,", more sensible support for punctuations, support for Unicode punctuations, etc.)
// For references, possible wrap point marked with ^ // For references, possible wrap point marked with ^
// "aaa bbb, ccc,ddd. eee fff. ggg!" // "aaa bbb, ccc,ddd. eee fff. ggg!"
// ^ ^ ^ ^ ^__ ^ ^ // ^ ^ ^ ^ ^__ ^ ^
@ -3338,7 +3377,6 @@ const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const c
// Cut words that cannot possibly fit within one line. // Cut words that cannot possibly fit within one line.
// e.g.: "The tropical fish" with ~5 characters worth of width --> "The tr" "opical" "fish" // e.g.: "The tropical fish" with ~5 characters worth of width --> "The tr" "opical" "fish"
float line_width = 0.0f; float line_width = 0.0f;
float word_width = 0.0f; float word_width = 0.0f;
float blank_width = 0.0f; float blank_width = 0.0f;
@ -3349,6 +3387,7 @@ const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const c
bool inside_word = true; bool inside_word = true;
const char* s = text; const char* s = text;
IM_ASSERT(text_end != NULL);
while (s < text_end) while (s < text_end)
{ {
unsigned int c = (unsigned int)*s; unsigned int c = (unsigned int)*s;
@ -3357,8 +3396,6 @@ const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const c
next_s = s + 1; next_s = s + 1;
else else
next_s = s + ImTextCharFromUtf8(&c, s, text_end); next_s = s + ImTextCharFromUtf8(&c, s, text_end);
if (c == 0)
break;
if (c < 32) if (c < 32)
{ {
@ -3418,6 +3455,10 @@ const char* ImFont::CalcWordWrapPositionA(float scale, const char* text, const c
s = next_s; s = next_s;
} }
// Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity.
// +1 may not be a character start point in UTF-8 but it's ok because caller loops use (text >= word_wrap_eol).
if (s == text && text < text_end)
return s + 1;
return s; return s;
} }
@ -3442,11 +3483,7 @@ ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, cons
{ {
// Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature. // Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature.
if (!word_wrap_eol) if (!word_wrap_eol)
{
word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - line_width); word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - line_width);
if (word_wrap_eol == s) // Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity.
word_wrap_eol++; // +1 may not be a character start point in UTF-8 but it's ok because we use s >= word_wrap_eol below
}
if (s >= word_wrap_eol) if (s >= word_wrap_eol)
{ {
@ -3455,13 +3492,7 @@ ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, cons
text_size.y += line_height; text_size.y += line_height;
line_width = 0.0f; line_width = 0.0f;
word_wrap_eol = NULL; word_wrap_eol = NULL;
s = CalcWordWrapNextLineStartA(s, text_end); // Wrapping skips upcoming blanks
// Wrapping skips upcoming blanks
while (s < text_end)
{
const char c = *s;
if (ImCharIsBlankA(c)) { s++; } else if (c == '\n') { s++; break; } else { break; }
}
continue; continue;
} }
} }
@ -3470,15 +3501,9 @@ ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, cons
const char* prev_s = s; const char* prev_s = s;
unsigned int c = (unsigned int)*s; unsigned int c = (unsigned int)*s;
if (c < 0x80) if (c < 0x80)
{
s += 1; s += 1;
}
else else
{
s += ImTextCharFromUtf8(&c, s, text_end); s += ImTextCharFromUtf8(&c, s, text_end);
if (c == 0) // Malformed UTF-8?
break;
}
if (c < 32) if (c < 32)
{ {
@ -3516,7 +3541,7 @@ ImVec2 ImFont::CalcTextSizeA(float size, float max_width, float wrap_width, cons
} }
// Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound. // Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound.
void ImFont::RenderChar(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col, ImWchar c) const void ImFont::RenderChar(ImDrawList* draw_list, float size, const ImVec2& pos, ImU32 col, ImWchar c) const
{ {
const ImFontGlyph* glyph = FindGlyph(c); const ImFontGlyph* glyph = FindGlyph(c);
if (!glyph || !glyph->Visible) if (!glyph || !glyph->Visible)
@ -3524,38 +3549,47 @@ void ImFont::RenderChar(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
if (glyph->Colored) if (glyph->Colored)
col |= ~IM_COL32_A_MASK; col |= ~IM_COL32_A_MASK;
float scale = (size >= 0.0f) ? (size / FontSize) : 1.0f; float scale = (size >= 0.0f) ? (size / FontSize) : 1.0f;
pos.x = IM_FLOOR(pos.x); float x = IM_FLOOR(pos.x);
pos.y = IM_FLOOR(pos.y); float y = IM_FLOOR(pos.y);
draw_list->PrimReserve(6, 4); draw_list->PrimReserve(6, 4);
draw_list->PrimRectUV(ImVec2(pos.x + glyph->X0 * scale, pos.y + glyph->Y0 * scale), ImVec2(pos.x + glyph->X1 * scale, pos.y + glyph->Y1 * scale), ImVec2(glyph->U0, glyph->V0), ImVec2(glyph->U1, glyph->V1), col); draw_list->PrimRectUV(ImVec2(x + glyph->X0 * scale, y + glyph->Y0 * scale), ImVec2(x + glyph->X1 * scale, y + glyph->Y1 * scale), ImVec2(glyph->U0, glyph->V0), ImVec2(glyph->U1, glyph->V1), col);
} }
// Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound. // Note: as with every ImDrawList drawing function, this expects that the font atlas texture is bound.
void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col, const ImVec4& clip_rect, const char* text_begin, const char* text_end, float wrap_width, bool cpu_fine_clip) const void ImFont::RenderText(ImDrawList* draw_list, float size, const ImVec2& pos, ImU32 col, const ImVec4& clip_rect, const char* text_begin, const char* text_end, float wrap_width, bool cpu_fine_clip) const
{ {
if (!text_end) if (!text_end)
text_end = text_begin + strlen(text_begin); // ImGui:: functions generally already provides a valid text_end, so this is merely to handle direct calls. text_end = text_begin + strlen(text_begin); // ImGui:: functions generally already provides a valid text_end, so this is merely to handle direct calls.
// Align to be pixel perfect // Align to be pixel perfect
pos.x = IM_FLOOR(pos.x); float x = IM_FLOOR(pos.x);
pos.y = IM_FLOOR(pos.y); float y = IM_FLOOR(pos.y);
float x = pos.x;
float y = pos.y;
if (y > clip_rect.w) if (y > clip_rect.w)
return; return;
const float start_x = x;
const float scale = size / FontSize; const float scale = size / FontSize;
const float line_height = FontSize * scale; const float line_height = FontSize * scale;
const bool word_wrap_enabled = (wrap_width > 0.0f); const bool word_wrap_enabled = (wrap_width > 0.0f);
const char* word_wrap_eol = NULL;
// Fast-forward to first visible line // Fast-forward to first visible line
const char* s = text_begin; const char* s = text_begin;
if (y + line_height < clip_rect.y && !word_wrap_enabled) if (y + line_height < clip_rect.y)
while (y + line_height < clip_rect.y && s < text_end) while (y + line_height < clip_rect.y && s < text_end)
{ {
s = (const char*)memchr(s, '\n', text_end - s); const char* line_end = (const char*)memchr(s, '\n', text_end - s);
s = s ? s + 1 : text_end; if (word_wrap_enabled)
{
// FIXME-OPT: This is not optimal as do first do a search for \n before calling CalcWordWrapPositionA().
// If the specs for CalcWordWrapPositionA() were reworked to optionally return on \n we could combine both.
// However it is still better than nothing performing the fast-forward!
s = CalcWordWrapPositionA(scale, s, line_end ? line_end : text_end, wrap_width);
s = CalcWordWrapNextLineStartA(s, text_end);
}
else
{
s = line_end ? line_end + 1 : text_end;
}
y += line_height; y += line_height;
} }
@ -3581,12 +3615,12 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
const int idx_count_max = (int)(text_end - s) * 6; const int idx_count_max = (int)(text_end - s) * 6;
const int idx_expected_size = draw_list->IdxBuffer.Size + idx_count_max; const int idx_expected_size = draw_list->IdxBuffer.Size + idx_count_max;
draw_list->PrimReserve(idx_count_max, vtx_count_max); draw_list->PrimReserve(idx_count_max, vtx_count_max);
ImDrawVert* vtx_write = draw_list->_VtxWritePtr; ImDrawVert* vtx_write = draw_list->_VtxWritePtr;
ImDrawIdx* idx_write = draw_list->_IdxWritePtr; ImDrawIdx* idx_write = draw_list->_IdxWritePtr;
unsigned int vtx_current_idx = draw_list->_VtxCurrentIdx; unsigned int vtx_index = draw_list->_VtxCurrentIdx;
const ImU32 col_untinted = col | ~IM_COL32_A_MASK; const ImU32 col_untinted = col | ~IM_COL32_A_MASK;
const char* word_wrap_eol = NULL;
while (s < text_end) while (s < text_end)
{ {
@ -3594,24 +3628,14 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
{ {
// Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature. // Calculate how far we can render. Requires two passes on the string data but keeps the code simple and not intrusive for what's essentially an uncommon feature.
if (!word_wrap_eol) if (!word_wrap_eol)
{ word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - (x - start_x));
word_wrap_eol = CalcWordWrapPositionA(scale, s, text_end, wrap_width - (x - pos.x));
if (word_wrap_eol == s) // Wrap_width is too small to fit anything. Force displaying 1 character to minimize the height discontinuity.
word_wrap_eol++; // +1 may not be a character start point in UTF-8 but it's ok because we use s >= word_wrap_eol below
}
if (s >= word_wrap_eol) if (s >= word_wrap_eol)
{ {
x = pos.x; x = start_x;
y += line_height; y += line_height;
word_wrap_eol = NULL; word_wrap_eol = NULL;
s = CalcWordWrapNextLineStartA(s, text_end); // Wrapping skips upcoming blanks
// Wrapping skips upcoming blanks
while (s < text_end)
{
const char c = *s;
if (ImCharIsBlankA(c)) { s++; } else if (c == '\n') { s++; break; } else { break; }
}
continue; continue;
} }
} }
@ -3619,21 +3643,15 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
// Decode and advance source // Decode and advance source
unsigned int c = (unsigned int)*s; unsigned int c = (unsigned int)*s;
if (c < 0x80) if (c < 0x80)
{
s += 1; s += 1;
}
else else
{
s += ImTextCharFromUtf8(&c, s, text_end); s += ImTextCharFromUtf8(&c, s, text_end);
if (c == 0) // Malformed UTF-8?
break;
}
if (c < 32) if (c < 32)
{ {
if (c == '\n') if (c == '\n')
{ {
x = pos.x; x = start_x;
y += line_height; y += line_height;
if (y > clip_rect.w) if (y > clip_rect.w)
break; // break out of main loop break; // break out of main loop
@ -3698,14 +3716,14 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
// We are NOT calling PrimRectUV() here because non-inlined causes too much overhead in a debug builds. Inlined here: // We are NOT calling PrimRectUV() here because non-inlined causes too much overhead in a debug builds. Inlined here:
{ {
idx_write[0] = (ImDrawIdx)(vtx_current_idx); idx_write[1] = (ImDrawIdx)(vtx_current_idx+1); idx_write[2] = (ImDrawIdx)(vtx_current_idx+2);
idx_write[3] = (ImDrawIdx)(vtx_current_idx); idx_write[4] = (ImDrawIdx)(vtx_current_idx+2); idx_write[5] = (ImDrawIdx)(vtx_current_idx+3);
vtx_write[0].pos.x = x1; vtx_write[0].pos.y = y1; vtx_write[0].col = glyph_col; vtx_write[0].uv.x = u1; vtx_write[0].uv.y = v1; vtx_write[0].pos.x = x1; vtx_write[0].pos.y = y1; vtx_write[0].col = glyph_col; vtx_write[0].uv.x = u1; vtx_write[0].uv.y = v1;
vtx_write[1].pos.x = x2; vtx_write[1].pos.y = y1; vtx_write[1].col = glyph_col; vtx_write[1].uv.x = u2; vtx_write[1].uv.y = v1; vtx_write[1].pos.x = x2; vtx_write[1].pos.y = y1; vtx_write[1].col = glyph_col; vtx_write[1].uv.x = u2; vtx_write[1].uv.y = v1;
vtx_write[2].pos.x = x2; vtx_write[2].pos.y = y2; vtx_write[2].col = glyph_col; vtx_write[2].uv.x = u2; vtx_write[2].uv.y = v2; vtx_write[2].pos.x = x2; vtx_write[2].pos.y = y2; vtx_write[2].col = glyph_col; vtx_write[2].uv.x = u2; vtx_write[2].uv.y = v2;
vtx_write[3].pos.x = x1; vtx_write[3].pos.y = y2; vtx_write[3].col = glyph_col; vtx_write[3].uv.x = u1; vtx_write[3].uv.y = v2; vtx_write[3].pos.x = x1; vtx_write[3].pos.y = y2; vtx_write[3].col = glyph_col; vtx_write[3].uv.x = u1; vtx_write[3].uv.y = v2;
idx_write[0] = (ImDrawIdx)(vtx_index); idx_write[1] = (ImDrawIdx)(vtx_index + 1); idx_write[2] = (ImDrawIdx)(vtx_index + 2);
idx_write[3] = (ImDrawIdx)(vtx_index); idx_write[4] = (ImDrawIdx)(vtx_index + 2); idx_write[5] = (ImDrawIdx)(vtx_index + 3);
vtx_write += 4; vtx_write += 4;
vtx_current_idx += 4; vtx_index += 4;
idx_write += 6; idx_write += 6;
} }
} }
@ -3719,7 +3737,7 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ElemCount -= (idx_expected_size - draw_list->IdxBuffer.Size); draw_list->CmdBuffer[draw_list->CmdBuffer.Size - 1].ElemCount -= (idx_expected_size - draw_list->IdxBuffer.Size);
draw_list->_VtxWritePtr = vtx_write; draw_list->_VtxWritePtr = vtx_write;
draw_list->_IdxWritePtr = idx_write; draw_list->_IdxWritePtr = idx_write;
draw_list->_VtxCurrentIdx = vtx_current_idx; draw_list->_VtxCurrentIdx = vtx_index;
} }
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -3729,7 +3747,6 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
// - RenderArrow() // - RenderArrow()
// - RenderBullet() // - RenderBullet()
// - RenderCheckMark() // - RenderCheckMark()
// - RenderMouseCursor()
// - RenderArrowPointingAt() // - RenderArrowPointingAt()
// - RenderRectFilledRangeH() // - RenderRectFilledRangeH()
// - RenderRectFilledWithHole() // - RenderRectFilledWithHole()
@ -3772,6 +3789,7 @@ void ImGui::RenderArrow(ImDrawList* draw_list, ImVec2 pos, ImU32 col, ImGuiDir d
void ImGui::RenderBullet(ImDrawList* draw_list, ImVec2 pos, ImU32 col) void ImGui::RenderBullet(ImDrawList* draw_list, ImVec2 pos, ImU32 col)
{ {
// FIXME-OPT: This should be baked in font.
draw_list->AddCircleFilled(pos, draw_list->_Data->FontSize * 0.20f, col, 8); draw_list->AddCircleFilled(pos, draw_list->_Data->FontSize * 0.20f, col, 8);
} }
@ -3790,27 +3808,6 @@ void ImGui::RenderCheckMark(ImDrawList* draw_list, ImVec2 pos, ImU32 col, float
draw_list->PathStroke(col, 0, thickness); draw_list->PathStroke(col, 0, thickness);
} }
void ImGui::RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor, ImU32 col_fill, ImU32 col_border, ImU32 col_shadow)
{
if (mouse_cursor == ImGuiMouseCursor_None)
return;
IM_ASSERT(mouse_cursor > ImGuiMouseCursor_None && mouse_cursor < ImGuiMouseCursor_COUNT);
ImFontAtlas* font_atlas = draw_list->_Data->Font->ContainerAtlas;
ImVec2 offset, size, uv[4];
if (font_atlas->GetMouseCursorTexData(mouse_cursor, &offset, &size, &uv[0], &uv[2]))
{
pos -= offset;
ImTextureID tex_id = font_atlas->TexID;
draw_list->PushTextureID(tex_id);
draw_list->AddImage(tex_id, pos + ImVec2(1, 0) * scale, pos + (ImVec2(1, 0) + size) * scale, uv[2], uv[3], col_shadow);
draw_list->AddImage(tex_id, pos + ImVec2(2, 0) * scale, pos + (ImVec2(2, 0) + size) * scale, uv[2], uv[3], col_shadow);
draw_list->AddImage(tex_id, pos, pos + size * scale, uv[2], uv[3], col_border);
draw_list->AddImage(tex_id, pos, pos + size * scale, uv[0], uv[1], col_fill);
draw_list->PopTextureID();
}
}
// Render an arrow. 'pos' is position of the arrow tip. half_sz.x is length from base to tip. half_sz.y is length on each side. // Render an arrow. 'pos' is position of the arrow tip. half_sz.x is length from base to tip. half_sz.y is length on each side.
void ImGui::RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col) void ImGui::RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col)
{ {
@ -3893,16 +3890,16 @@ void ImGui::RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, Im
draw_list->PathFillConvex(col); draw_list->PathFillConvex(col);
} }
void ImGui::RenderRectFilledWithHole(ImDrawList* draw_list, ImRect outer, ImRect inner, ImU32 col, float rounding) void ImGui::RenderRectFilledWithHole(ImDrawList* draw_list, const ImRect& outer, const ImRect& inner, ImU32 col, float rounding)
{ {
const bool fill_L = (inner.Min.x > outer.Min.x); const bool fill_L = (inner.Min.x > outer.Min.x);
const bool fill_R = (inner.Max.x < outer.Max.x); const bool fill_R = (inner.Max.x < outer.Max.x);
const bool fill_U = (inner.Min.y > outer.Min.y); const bool fill_U = (inner.Min.y > outer.Min.y);
const bool fill_D = (inner.Max.y < outer.Max.y); const bool fill_D = (inner.Max.y < outer.Max.y);
if (fill_L) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Min.y), ImVec2(inner.Min.x, inner.Max.y), col, rounding, (fill_U ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomLeft)); if (fill_L) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Min.y), ImVec2(inner.Min.x, inner.Max.y), col, rounding, ImDrawFlags_RoundCornersNone | (fill_U ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomLeft));
if (fill_R) draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Min.y), ImVec2(outer.Max.x, inner.Max.y), col, rounding, (fill_U ? 0 : ImDrawFlags_RoundCornersTopRight) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomRight)); if (fill_R) draw_list->AddRectFilled(ImVec2(inner.Max.x, inner.Min.y), ImVec2(outer.Max.x, inner.Max.y), col, rounding, ImDrawFlags_RoundCornersNone | (fill_U ? 0 : ImDrawFlags_RoundCornersTopRight) | (fill_D ? 0 : ImDrawFlags_RoundCornersBottomRight));
if (fill_U) draw_list->AddRectFilled(ImVec2(inner.Min.x, outer.Min.y), ImVec2(inner.Max.x, inner.Min.y), col, rounding, (fill_L ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersTopRight)); if (fill_U) draw_list->AddRectFilled(ImVec2(inner.Min.x, outer.Min.y), ImVec2(inner.Max.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersNone | (fill_L ? 0 : ImDrawFlags_RoundCornersTopLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersTopRight));
if (fill_D) draw_list->AddRectFilled(ImVec2(inner.Min.x, inner.Max.y), ImVec2(inner.Max.x, outer.Max.y), col, rounding, (fill_L ? 0 : ImDrawFlags_RoundCornersBottomLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersBottomRight)); if (fill_D) draw_list->AddRectFilled(ImVec2(inner.Min.x, inner.Max.y), ImVec2(inner.Max.x, outer.Max.y), col, rounding, ImDrawFlags_RoundCornersNone | (fill_L ? 0 : ImDrawFlags_RoundCornersBottomLeft) | (fill_R ? 0 : ImDrawFlags_RoundCornersBottomRight));
if (fill_L && fill_U) draw_list->AddRectFilled(ImVec2(outer.Min.x, outer.Min.y), ImVec2(inner.Min.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopLeft); if (fill_L && fill_U) draw_list->AddRectFilled(ImVec2(outer.Min.x, outer.Min.y), ImVec2(inner.Min.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopLeft);
if (fill_R && fill_U) draw_list->AddRectFilled(ImVec2(inner.Max.x, outer.Min.y), ImVec2(outer.Max.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopRight); if (fill_R && fill_U) draw_list->AddRectFilled(ImVec2(inner.Max.x, outer.Min.y), ImVec2(outer.Max.x, inner.Min.y), col, rounding, ImDrawFlags_RoundCornersTopRight);
if (fill_L && fill_D) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Max.y), ImVec2(inner.Min.x, outer.Max.y), col, rounding, ImDrawFlags_RoundCornersBottomLeft); if (fill_L && fill_D) draw_list->AddRectFilled(ImVec2(outer.Min.x, inner.Max.y), ImVec2(inner.Min.x, outer.Max.y), col, rounding, ImDrawFlags_RoundCornersBottomLeft);

1271
Externals/imgui/imgui_internal.h vendored
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415
Externals/imgui/imgui_tables.cpp vendored
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1940
Externals/imgui/imgui_widgets.cpp vendored
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40
Externals/imgui/imstb_rectpack.h vendored
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@ -1,15 +1,19 @@
// [DEAR IMGUI] // [DEAR IMGUI]
// This is a slightly modified version of stb_rect_pack.h 1.00. // This is a slightly modified version of stb_rect_pack.h 1.01.
// Those changes would need to be pushed into nothings/stb:
// - Added STBRP__CDECL
// Grep for [DEAR IMGUI] to find the changes. // Grep for [DEAR IMGUI] to find the changes.
//
// stb_rect_pack.h - v1.00 - public domain - rectangle packing // stb_rect_pack.h - v1.01 - public domain - rectangle packing
// Sean Barrett 2014 // Sean Barrett 2014
// //
// Useful for e.g. packing rectangular textures into an atlas. // Useful for e.g. packing rectangular textures into an atlas.
// Does not do rotation. // Does not do rotation.
// //
// Before #including,
//
// #define STB_RECT_PACK_IMPLEMENTATION
//
// in the file that you want to have the implementation.
//
// Not necessarily the awesomest packing method, but better than // Not necessarily the awesomest packing method, but better than
// the totally naive one in stb_truetype (which is primarily what // the totally naive one in stb_truetype (which is primarily what
// this is meant to replace). // this is meant to replace).
@ -41,6 +45,7 @@
// //
// Version history: // Version history:
// //
// 1.01 (2021-07-11) always use large rect mode, expose STBRP__MAXVAL in public section
// 1.00 (2019-02-25) avoid small space waste; gracefully fail too-wide rectangles // 1.00 (2019-02-25) avoid small space waste; gracefully fail too-wide rectangles
// 0.99 (2019-02-07) warning fixes // 0.99 (2019-02-07) warning fixes
// 0.11 (2017-03-03) return packing success/fail result // 0.11 (2017-03-03) return packing success/fail result
@ -81,11 +86,10 @@ typedef struct stbrp_context stbrp_context;
typedef struct stbrp_node stbrp_node; typedef struct stbrp_node stbrp_node;
typedef struct stbrp_rect stbrp_rect; typedef struct stbrp_rect stbrp_rect;
#ifdef STBRP_LARGE_RECTS
typedef int stbrp_coord; typedef int stbrp_coord;
#else
typedef unsigned short stbrp_coord; #define STBRP__MAXVAL 0x7fffffff
#endif // Mostly for internal use, but this is the maximum supported coordinate value.
STBRP_DEF int stbrp_pack_rects (stbrp_context *context, stbrp_rect *rects, int num_rects); STBRP_DEF int stbrp_pack_rects (stbrp_context *context, stbrp_rect *rects, int num_rects);
// Assign packed locations to rectangles. The rectangles are of type // Assign packed locations to rectangles. The rectangles are of type
@ -213,7 +217,6 @@ struct stbrp_context
#define STBRP_ASSERT assert #define STBRP_ASSERT assert
#endif #endif
// [DEAR IMGUI] Added STBRP__CDECL
#ifdef _MSC_VER #ifdef _MSC_VER
#define STBRP__NOTUSED(v) (void)(v) #define STBRP__NOTUSED(v) (void)(v)
#define STBRP__CDECL __cdecl #define STBRP__CDECL __cdecl
@ -262,9 +265,6 @@ STBRP_DEF void stbrp_setup_allow_out_of_mem(stbrp_context *context, int allow_ou
STBRP_DEF void stbrp_init_target(stbrp_context *context, int width, int height, stbrp_node *nodes, int num_nodes) STBRP_DEF void stbrp_init_target(stbrp_context *context, int width, int height, stbrp_node *nodes, int num_nodes)
{ {
int i; int i;
#ifndef STBRP_LARGE_RECTS
STBRP_ASSERT(width <= 0xffff && height <= 0xffff);
#endif
for (i=0; i < num_nodes-1; ++i) for (i=0; i < num_nodes-1; ++i)
nodes[i].next = &nodes[i+1]; nodes[i].next = &nodes[i+1];
@ -283,11 +283,7 @@ STBRP_DEF void stbrp_init_target(stbrp_context *context, int width, int height,
context->extra[0].y = 0; context->extra[0].y = 0;
context->extra[0].next = &context->extra[1]; context->extra[0].next = &context->extra[1];
context->extra[1].x = (stbrp_coord) width; context->extra[1].x = (stbrp_coord) width;
#ifdef STBRP_LARGE_RECTS
context->extra[1].y = (1<<30); context->extra[1].y = (1<<30);
#else
context->extra[1].y = 65535;
#endif
context->extra[1].next = NULL; context->extra[1].next = NULL;
} }
@ -433,7 +429,7 @@ static stbrp__findresult stbrp__skyline_find_best_pos(stbrp_context *c, int widt
if (y <= best_y) { if (y <= best_y) {
if (y < best_y || waste < best_waste || (waste==best_waste && xpos < best_x)) { if (y < best_y || waste < best_waste || (waste==best_waste && xpos < best_x)) {
best_x = xpos; best_x = xpos;
STBRP_ASSERT(y <= best_y); //STBRP_ASSERT(y <= best_y); [DEAR IMGUI]
best_y = y; best_y = y;
best_waste = waste; best_waste = waste;
best = prev; best = prev;
@ -529,7 +525,6 @@ static stbrp__findresult stbrp__skyline_pack_rectangle(stbrp_context *context, i
return res; return res;
} }
// [DEAR IMGUI] Added STBRP__CDECL
static int STBRP__CDECL rect_height_compare(const void *a, const void *b) static int STBRP__CDECL rect_height_compare(const void *a, const void *b)
{ {
const stbrp_rect *p = (const stbrp_rect *) a; const stbrp_rect *p = (const stbrp_rect *) a;
@ -541,7 +536,6 @@ static int STBRP__CDECL rect_height_compare(const void *a, const void *b)
return (p->w > q->w) ? -1 : (p->w < q->w); return (p->w > q->w) ? -1 : (p->w < q->w);
} }
// [DEAR IMGUI] Added STBRP__CDECL
static int STBRP__CDECL rect_original_order(const void *a, const void *b) static int STBRP__CDECL rect_original_order(const void *a, const void *b)
{ {
const stbrp_rect *p = (const stbrp_rect *) a; const stbrp_rect *p = (const stbrp_rect *) a;
@ -549,12 +543,6 @@ static int STBRP__CDECL rect_original_order(const void *a, const void *b)
return (p->was_packed < q->was_packed) ? -1 : (p->was_packed > q->was_packed); return (p->was_packed < q->was_packed) ? -1 : (p->was_packed > q->was_packed);
} }
#ifdef STBRP_LARGE_RECTS
#define STBRP__MAXVAL 0xffffffff
#else
#define STBRP__MAXVAL 0xffff
#endif
STBRP_DEF int stbrp_pack_rects(stbrp_context *context, stbrp_rect *rects, int num_rects) STBRP_DEF int stbrp_pack_rects(stbrp_context *context, stbrp_rect *rects, int num_rects)
{ {
int i, all_rects_packed = 1; int i, all_rects_packed = 1;

38
Externals/imgui/imstb_textedit.h vendored
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@ -1,10 +1,11 @@
// [DEAR IMGUI] // [DEAR IMGUI]
// This is a slightly modified version of stb_textedit.h 1.13. // This is a slightly modified version of stb_textedit.h 1.14.
// Those changes would need to be pushed into nothings/stb: // Those changes would need to be pushed into nothings/stb:
// - Fix in stb_textedit_discard_redo (see https://github.com/nothings/stb/issues/321) // - Fix in stb_textedit_discard_redo (see https://github.com/nothings/stb/issues/321)
// - Fix in stb_textedit_find_charpos to handle last line (see https://github.com/ocornut/imgui/issues/6000)
// Grep for [DEAR IMGUI] to find the changes. // Grep for [DEAR IMGUI] to find the changes.
// stb_textedit.h - v1.13 - public domain - Sean Barrett // stb_textedit.h - v1.14 - public domain - Sean Barrett
// Development of this library was sponsored by RAD Game Tools // Development of this library was sponsored by RAD Game Tools
// //
// This C header file implements the guts of a multi-line text-editing // This C header file implements the guts of a multi-line text-editing
@ -35,6 +36,7 @@
// //
// VERSION HISTORY // VERSION HISTORY
// //
// 1.14 (2021-07-11) page up/down, various fixes
// 1.13 (2019-02-07) fix bug in undo size management // 1.13 (2019-02-07) fix bug in undo size management
// 1.12 (2018-01-29) user can change STB_TEXTEDIT_KEYTYPE, fix redo to avoid crash // 1.12 (2018-01-29) user can change STB_TEXTEDIT_KEYTYPE, fix redo to avoid crash
// 1.11 (2017-03-03) fix HOME on last line, dragging off single-line textfield // 1.11 (2017-03-03) fix HOME on last line, dragging off single-line textfield
@ -58,6 +60,7 @@
// Ulf Winklemann: move-by-word in 1.1 // Ulf Winklemann: move-by-word in 1.1
// Fabian Giesen: secondary key inputs in 1.5 // Fabian Giesen: secondary key inputs in 1.5
// Martins Mozeiko: STB_TEXTEDIT_memmove in 1.6 // Martins Mozeiko: STB_TEXTEDIT_memmove in 1.6
// Louis Schnellbach: page up/down in 1.14
// //
// Bugfixes: // Bugfixes:
// Scott Graham // Scott Graham
@ -93,8 +96,8 @@
// moderate sizes. The undo system does no memory allocations, so // moderate sizes. The undo system does no memory allocations, so
// it grows STB_TexteditState by the worst-case storage which is (in bytes): // it grows STB_TexteditState by the worst-case storage which is (in bytes):
// //
// [4 + 3 * sizeof(STB_TEXTEDIT_POSITIONTYPE)] * STB_TEXTEDIT_UNDOSTATE_COUNT // [4 + 3 * sizeof(STB_TEXTEDIT_POSITIONTYPE)] * STB_TEXTEDIT_UNDOSTATECOUNT
// + sizeof(STB_TEXTEDIT_CHARTYPE) * STB_TEXTEDIT_UNDOCHAR_COUNT // + sizeof(STB_TEXTEDIT_CHARTYPE) * STB_TEXTEDIT_UNDOCHARCOUNT
// //
// //
// Implementation mode: // Implementation mode:
@ -522,29 +525,14 @@ static void stb_textedit_find_charpos(StbFindState *find, STB_TEXTEDIT_STRING *s
int z = STB_TEXTEDIT_STRINGLEN(str); int z = STB_TEXTEDIT_STRINGLEN(str);
int i=0, first; int i=0, first;
if (n == z) { if (n == z && single_line) {
// if it's at the end, then find the last line -- simpler than trying to // special case if it's at the end (may not be needed?)
// explicitly handle this case in the regular code
if (single_line) {
STB_TEXTEDIT_LAYOUTROW(&r, str, 0); STB_TEXTEDIT_LAYOUTROW(&r, str, 0);
find->y = 0; find->y = 0;
find->first_char = 0; find->first_char = 0;
find->length = z; find->length = z;
find->height = r.ymax - r.ymin; find->height = r.ymax - r.ymin;
find->x = r.x1; find->x = r.x1;
} else {
find->y = 0;
find->x = 0;
find->height = 1;
while (i < z) {
STB_TEXTEDIT_LAYOUTROW(&r, str, i);
prev_start = i;
i += r.num_chars;
}
find->first_char = i;
find->length = 0;
find->prev_first = prev_start;
}
return; return;
} }
@ -555,9 +543,13 @@ static void stb_textedit_find_charpos(StbFindState *find, STB_TEXTEDIT_STRING *s
STB_TEXTEDIT_LAYOUTROW(&r, str, i); STB_TEXTEDIT_LAYOUTROW(&r, str, i);
if (n < i + r.num_chars) if (n < i + r.num_chars)
break; break;
if (i + r.num_chars == z && z > 0 && STB_TEXTEDIT_GETCHAR(str, z - 1) != STB_TEXTEDIT_NEWLINE) // [DEAR IMGUI] special handling for last line
break; // [DEAR IMGUI]
prev_start = i; prev_start = i;
i += r.num_chars; i += r.num_chars;
find->y += r.baseline_y_delta; find->y += r.baseline_y_delta;
if (i == z) // [DEAR IMGUI]
break; // [DEAR IMGUI]
} }
find->first_char = first = i; find->first_char = first = i;
@ -716,10 +708,6 @@ static int stb_textedit_paste_internal(STB_TEXTEDIT_STRING *str, STB_TexteditSta
state->has_preferred_x = 0; state->has_preferred_x = 0;
return 1; return 1;
} }
// [DEAR IMGUI]
//// remove the undo since we didn't actually insert the characters
//if (state->undostate.undo_point)
// --state->undostate.undo_point;
// note: paste failure will leave deleted selection, may be restored with an undo (see https://github.com/nothings/stb/issues/734 for details) // note: paste failure will leave deleted selection, may be restored with an undo (see https://github.com/nothings/stb/issues/734 for details)
return 0; return 0;
} }

454
Externals/imgui/imstb_truetype.h vendored
View File

@ -1,10 +1,19 @@
// [DEAR IMGUI] // [DEAR IMGUI]
// This is a slightly modified version of stb_truetype.h 1.20. // This is a slightly modified version of stb_truetype.h 1.26.
// Mostly fixing for compiler and static analyzer warnings. // Mostly fixing for compiler and static analyzer warnings.
// Grep for [DEAR IMGUI] to find the changes. // Grep for [DEAR IMGUI] to find the changes.
// stb_truetype.h - v1.20 - public domain // stb_truetype.h - v1.26 - public domain
// authored from 2009-2016 by Sean Barrett / RAD Game Tools // authored from 2009-2021 by Sean Barrett / RAD Game Tools
//
// =======================================================================
//
// NO SECURITY GUARANTEE -- DO NOT USE THIS ON UNTRUSTED FONT FILES
//
// This library does no range checking of the offsets found in the file,
// meaning an attacker can use it to read arbitrary memory.
//
// =======================================================================
// //
// This library processes TrueType files: // This library processes TrueType files:
// parse files // parse files
@ -37,11 +46,11 @@
// Daniel Ribeiro Maciel // Daniel Ribeiro Maciel
// //
// Bug/warning reports/fixes: // Bug/warning reports/fixes:
// "Zer" on mollyrocket Fabian "ryg" Giesen // "Zer" on mollyrocket Fabian "ryg" Giesen github:NiLuJe
// Cass Everitt Martins Mozeiko // Cass Everitt Martins Mozeiko github:aloucks
// stoiko (Haemimont Games) Cap Petschulat // stoiko (Haemimont Games) Cap Petschulat github:oyvindjam
// Brian Hook Omar Cornut // Brian Hook Omar Cornut github:vassvik
// Walter van Niftrik github:aloucks // Walter van Niftrik Ryan Griege
// David Gow Peter LaValle // David Gow Peter LaValle
// David Given Sergey Popov // David Given Sergey Popov
// Ivan-Assen Ivanov Giumo X. Clanjor // Ivan-Assen Ivanov Giumo X. Clanjor
@ -49,11 +58,17 @@
// Johan Duparc Thomas Fields // Johan Duparc Thomas Fields
// Hou Qiming Derek Vinyard // Hou Qiming Derek Vinyard
// Rob Loach Cort Stratton // Rob Loach Cort Stratton
// Kenney Phillis Jr. github:oyvindjam // Kenney Phillis Jr. Brian Costabile
// Brian Costabile github:vassvik // Ken Voskuil (kaesve)
// //
// VERSION HISTORY // VERSION HISTORY
// //
// 1.26 (2021-08-28) fix broken rasterizer
// 1.25 (2021-07-11) many fixes
// 1.24 (2020-02-05) fix warning
// 1.23 (2020-02-02) query SVG data for glyphs; query whole kerning table (but only kern not GPOS)
// 1.22 (2019-08-11) minimize missing-glyph duplication; fix kerning if both 'GPOS' and 'kern' are defined
// 1.21 (2019-02-25) fix warning
// 1.20 (2019-02-07) PackFontRange skips missing codepoints; GetScaleFontVMetrics() // 1.20 (2019-02-07) PackFontRange skips missing codepoints; GetScaleFontVMetrics()
// 1.19 (2018-02-11) GPOS kerning, STBTT_fmod // 1.19 (2018-02-11) GPOS kerning, STBTT_fmod
// 1.18 (2018-01-29) add missing function // 1.18 (2018-01-29) add missing function
@ -248,19 +263,6 @@
// recommend it. // recommend it.
// //
// //
// SOURCE STATISTICS (based on v0.6c, 2050 LOC)
//
// Documentation & header file 520 LOC \___ 660 LOC documentation
// Sample code 140 LOC /
// Truetype parsing 620 LOC ---- 620 LOC TrueType
// Software rasterization 240 LOC \.
// Curve tessellation 120 LOC \__ 550 LOC Bitmap creation
// Bitmap management 100 LOC /
// Baked bitmap interface 70 LOC /
// Font name matching & access 150 LOC ---- 150
// C runtime library abstraction 60 LOC ---- 60
//
//
// PERFORMANCE MEASUREMENTS FOR 1.06: // PERFORMANCE MEASUREMENTS FOR 1.06:
// //
// 32-bit 64-bit // 32-bit 64-bit
@ -275,8 +277,8 @@
//// SAMPLE PROGRAMS //// SAMPLE PROGRAMS
//// ////
// //
// Incomplete text-in-3d-api example, which draws quads properly aligned to be lossless // Incomplete text-in-3d-api example, which draws quads properly aligned to be lossless.
// // See "tests/truetype_demo_win32.c" for a complete version.
#if 0 #if 0
#define STB_TRUETYPE_IMPLEMENTATION // force following include to generate implementation #define STB_TRUETYPE_IMPLEMENTATION // force following include to generate implementation
#include "stb_truetype.h" #include "stb_truetype.h"
@ -302,6 +304,8 @@ void my_stbtt_initfont(void)
void my_stbtt_print(float x, float y, char *text) void my_stbtt_print(float x, float y, char *text)
{ {
// assume orthographic projection with units = screen pixels, origin at top left // assume orthographic projection with units = screen pixels, origin at top left
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_TEXTURE_2D); glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, ftex); glBindTexture(GL_TEXTURE_2D, ftex);
glBegin(GL_QUADS); glBegin(GL_QUADS);
@ -309,10 +313,10 @@ void my_stbtt_print(float x, float y, char *text)
if (*text >= 32 && *text < 128) { if (*text >= 32 && *text < 128) {
stbtt_aligned_quad q; stbtt_aligned_quad q;
stbtt_GetBakedQuad(cdata, 512,512, *text-32, &x,&y,&q,1);//1=opengl & d3d10+,0=d3d9 stbtt_GetBakedQuad(cdata, 512,512, *text-32, &x,&y,&q,1);//1=opengl & d3d10+,0=d3d9
glTexCoord2f(q.s0,q.t1); glVertex2f(q.x0,q.y0); glTexCoord2f(q.s0,q.t0); glVertex2f(q.x0,q.y0);
glTexCoord2f(q.s1,q.t1); glVertex2f(q.x1,q.y0); glTexCoord2f(q.s1,q.t0); glVertex2f(q.x1,q.y0);
glTexCoord2f(q.s1,q.t0); glVertex2f(q.x1,q.y1); glTexCoord2f(q.s1,q.t1); glVertex2f(q.x1,q.y1);
glTexCoord2f(q.s0,q.t0); glVertex2f(q.x0,q.y1); glTexCoord2f(q.s0,q.t1); glVertex2f(q.x0,q.y1);
} }
++text; ++text;
} }
@ -719,7 +723,7 @@ struct stbtt_fontinfo
int numGlyphs; // number of glyphs, needed for range checking int numGlyphs; // number of glyphs, needed for range checking
int loca,head,glyf,hhea,hmtx,kern,gpos; // table locations as offset from start of .ttf int loca,head,glyf,hhea,hmtx,kern,gpos,svg; // table locations as offset from start of .ttf
int index_map; // a cmap mapping for our chosen character encoding int index_map; // a cmap mapping for our chosen character encoding
int indexToLocFormat; // format needed to map from glyph index to glyph int indexToLocFormat; // format needed to map from glyph index to glyph
@ -802,6 +806,18 @@ STBTT_DEF int stbtt_GetGlyphKernAdvance(const stbtt_fontinfo *info, int glyph1,
STBTT_DEF int stbtt_GetGlyphBox(const stbtt_fontinfo *info, int glyph_index, int *x0, int *y0, int *x1, int *y1); STBTT_DEF int stbtt_GetGlyphBox(const stbtt_fontinfo *info, int glyph_index, int *x0, int *y0, int *x1, int *y1);
// as above, but takes one or more glyph indices for greater efficiency // as above, but takes one or more glyph indices for greater efficiency
typedef struct stbtt_kerningentry
{
int glyph1; // use stbtt_FindGlyphIndex
int glyph2;
int advance;
} stbtt_kerningentry;
STBTT_DEF int stbtt_GetKerningTableLength(const stbtt_fontinfo *info);
STBTT_DEF int stbtt_GetKerningTable(const stbtt_fontinfo *info, stbtt_kerningentry* table, int table_length);
// Retrieves a complete list of all of the kerning pairs provided by the font
// stbtt_GetKerningTable never writes more than table_length entries and returns how many entries it did write.
// The table will be sorted by (a.glyph1 == b.glyph1)?(a.glyph2 < b.glyph2):(a.glyph1 < b.glyph1)
////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////
// //
@ -846,6 +862,12 @@ STBTT_DEF int stbtt_GetGlyphShape(const stbtt_fontinfo *info, int glyph_index, s
STBTT_DEF void stbtt_FreeShape(const stbtt_fontinfo *info, stbtt_vertex *vertices); STBTT_DEF void stbtt_FreeShape(const stbtt_fontinfo *info, stbtt_vertex *vertices);
// frees the data allocated above // frees the data allocated above
STBTT_DEF unsigned char *stbtt_FindSVGDoc(const stbtt_fontinfo *info, int gl);
STBTT_DEF int stbtt_GetCodepointSVG(const stbtt_fontinfo *info, int unicode_codepoint, const char **svg);
STBTT_DEF int stbtt_GetGlyphSVG(const stbtt_fontinfo *info, int gl, const char **svg);
// fills svg with the character's SVG data.
// returns data size or 0 if SVG not found.
////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////
// //
// BITMAP RENDERING // BITMAP RENDERING
@ -1347,6 +1369,22 @@ static stbtt__buf stbtt__get_subrs(stbtt__buf cff, stbtt__buf fontdict)
return stbtt__cff_get_index(&cff); return stbtt__cff_get_index(&cff);
} }
// since most people won't use this, find this table the first time it's needed
static int stbtt__get_svg(stbtt_fontinfo *info)
{
stbtt_uint32 t;
if (info->svg < 0) {
t = stbtt__find_table(info->data, info->fontstart, "SVG ");
if (t) {
stbtt_uint32 offset = ttULONG(info->data + t + 2);
info->svg = t + offset;
} else {
info->svg = 0;
}
}
return info->svg;
}
static int stbtt_InitFont_internal(stbtt_fontinfo *info, unsigned char *data, int fontstart) static int stbtt_InitFont_internal(stbtt_fontinfo *info, unsigned char *data, int fontstart)
{ {
stbtt_uint32 cmap, t; stbtt_uint32 cmap, t;
@ -1426,6 +1464,8 @@ static int stbtt_InitFont_internal(stbtt_fontinfo *info, unsigned char *data, in
else else
info->numGlyphs = 0xffff; info->numGlyphs = 0xffff;
info->svg = -1;
// find a cmap encoding table we understand *now* to avoid searching // find a cmap encoding table we understand *now* to avoid searching
// later. (todo: could make this installable) // later. (todo: could make this installable)
// the same regardless of glyph. // the same regardless of glyph.
@ -1509,12 +1549,12 @@ STBTT_DEF int stbtt_FindGlyphIndex(const stbtt_fontinfo *info, int unicode_codep
search += 2; search += 2;
{ {
stbtt_uint16 offset, start; stbtt_uint16 offset, start, last;
stbtt_uint16 item = (stbtt_uint16) ((search - endCount) >> 1); stbtt_uint16 item = (stbtt_uint16) ((search - endCount) >> 1);
STBTT_assert(unicode_codepoint <= ttUSHORT(data + endCount + 2*item));
start = ttUSHORT(data + index_map + 14 + segcount*2 + 2 + 2*item); start = ttUSHORT(data + index_map + 14 + segcount*2 + 2 + 2*item);
if (unicode_codepoint < start) last = ttUSHORT(data + endCount + 2*item);
if (unicode_codepoint < start || unicode_codepoint > last)
return 0; return 0;
offset = ttUSHORT(data + index_map + 14 + segcount*6 + 2 + 2*item); offset = ttUSHORT(data + index_map + 14 + segcount*6 + 2 + 2*item);
@ -1774,7 +1814,7 @@ static int stbtt__GetGlyphShapeTT(const stbtt_fontinfo *info, int glyph_index, s
} }
} }
num_vertices = stbtt__close_shape(vertices, num_vertices, was_off, start_off, sx,sy,scx,scy,cx,cy); num_vertices = stbtt__close_shape(vertices, num_vertices, was_off, start_off, sx,sy,scx,scy,cx,cy);
} else if (numberOfContours == -1) { } else if (numberOfContours < 0) {
// Compound shapes. // Compound shapes.
int more = 1; int more = 1;
stbtt_uint8 *comp = data + g + 10; stbtt_uint8 *comp = data + g + 10;
@ -1841,7 +1881,7 @@ static int stbtt__GetGlyphShapeTT(const stbtt_fontinfo *info, int glyph_index, s
if (comp_verts) STBTT_free(comp_verts, info->userdata); if (comp_verts) STBTT_free(comp_verts, info->userdata);
return 0; return 0;
} }
if (num_vertices > 0) STBTT_memcpy(tmp, vertices, num_vertices*sizeof(stbtt_vertex)); //-V595 if (num_vertices > 0 && vertices) STBTT_memcpy(tmp, vertices, num_vertices*sizeof(stbtt_vertex));
STBTT_memcpy(tmp+num_vertices, comp_verts, comp_num_verts*sizeof(stbtt_vertex)); STBTT_memcpy(tmp+num_vertices, comp_verts, comp_num_verts*sizeof(stbtt_vertex));
if (vertices) STBTT_free(vertices, info->userdata); if (vertices) STBTT_free(vertices, info->userdata);
vertices = tmp; vertices = tmp;
@ -1851,9 +1891,6 @@ static int stbtt__GetGlyphShapeTT(const stbtt_fontinfo *info, int glyph_index, s
// More components ? // More components ?
more = flags & (1<<5); more = flags & (1<<5);
} }
} else if (numberOfContours < 0) {
// @TODO other compound variations?
STBTT_assert(0);
} else { } else {
// numberOfCounters == 0, do nothing // numberOfCounters == 0, do nothing
} }
@ -1971,7 +2008,7 @@ static stbtt__buf stbtt__cid_get_glyph_subrs(const stbtt_fontinfo *info, int gly
start = end; start = end;
} }
} }
if (fdselector == -1) stbtt__new_buf(NULL, 0); if (fdselector == -1) return stbtt__new_buf(NULL, 0); // [DEAR IMGUI] fixed, see #6007 and nothings/stb#1422
return stbtt__get_subrs(info->cff, stbtt__cff_index_get(info->fontdicts, fdselector)); return stbtt__get_subrs(info->cff, stbtt__cff_index_get(info->fontdicts, fdselector));
} }
@ -2107,7 +2144,7 @@ static int stbtt__run_charstring(const stbtt_fontinfo *info, int glyph_index, st
subrs = stbtt__cid_get_glyph_subrs(info, glyph_index); subrs = stbtt__cid_get_glyph_subrs(info, glyph_index);
has_subrs = 1; has_subrs = 1;
} }
// fallthrough // FALLTHROUGH
case 0x1D: // callgsubr case 0x1D: // callgsubr
if (sp < 1) return STBTT__CSERR("call(g|)subr stack"); if (sp < 1) return STBTT__CSERR("call(g|)subr stack");
v = (int) s[--sp]; v = (int) s[--sp];
@ -2212,7 +2249,7 @@ static int stbtt__run_charstring(const stbtt_fontinfo *info, int glyph_index, st
} break; } break;
default: default:
if (b0 != 255 && b0 != 28 && (b0 < 32 || b0 > 254)) //-V560 if (b0 != 255 && b0 != 28 && b0 < 32)
return STBTT__CSERR("reserved operator"); return STBTT__CSERR("reserved operator");
// push immediate // push immediate
@ -2282,6 +2319,48 @@ STBTT_DEF void stbtt_GetGlyphHMetrics(const stbtt_fontinfo *info, int glyph_inde
} }
} }
STBTT_DEF int stbtt_GetKerningTableLength(const stbtt_fontinfo *info)
{
stbtt_uint8 *data = info->data + info->kern;
// we only look at the first table. it must be 'horizontal' and format 0.
if (!info->kern)
return 0;
if (ttUSHORT(data+2) < 1) // number of tables, need at least 1
return 0;
if (ttUSHORT(data+8) != 1) // horizontal flag must be set in format
return 0;
return ttUSHORT(data+10);
}
STBTT_DEF int stbtt_GetKerningTable(const stbtt_fontinfo *info, stbtt_kerningentry* table, int table_length)
{
stbtt_uint8 *data = info->data + info->kern;
int k, length;
// we only look at the first table. it must be 'horizontal' and format 0.
if (!info->kern)
return 0;
if (ttUSHORT(data+2) < 1) // number of tables, need at least 1
return 0;
if (ttUSHORT(data+8) != 1) // horizontal flag must be set in format
return 0;
length = ttUSHORT(data+10);
if (table_length < length)
length = table_length;
for (k = 0; k < length; k++)
{
table[k].glyph1 = ttUSHORT(data+18+(k*6));
table[k].glyph2 = ttUSHORT(data+20+(k*6));
table[k].advance = ttSHORT(data+22+(k*6));
}
return length;
}
static int stbtt__GetGlyphKernInfoAdvance(const stbtt_fontinfo *info, int glyph1, int glyph2) static int stbtt__GetGlyphKernInfoAdvance(const stbtt_fontinfo *info, int glyph1, int glyph2)
{ {
stbtt_uint8 *data = info->data + info->kern; stbtt_uint8 *data = info->data + info->kern;
@ -2336,7 +2415,8 @@ static stbtt_int32 stbtt__GetCoverageIndex(stbtt_uint8 *coverageTable, int glyp
return m; return m;
} }
} }
} break; break;
}
case 2: { case 2: {
stbtt_uint16 rangeCount = ttUSHORT(coverageTable + 2); stbtt_uint16 rangeCount = ttUSHORT(coverageTable + 2);
@ -2360,12 +2440,10 @@ static stbtt_int32 stbtt__GetCoverageIndex(stbtt_uint8 *coverageTable, int glyp
return startCoverageIndex + glyph - strawStart; return startCoverageIndex + glyph - strawStart;
} }
} }
} break; break;
}
default: { default: return -1; // unsupported
// There are no other cases.
STBTT_assert(0);
} break;
} }
return -1; return -1;
@ -2383,10 +2461,8 @@ static stbtt_int32 stbtt__GetGlyphClass(stbtt_uint8 *classDefTable, int glyph)
if (glyph >= startGlyphID && glyph < startGlyphID + glyphCount) if (glyph >= startGlyphID && glyph < startGlyphID + glyphCount)
return (stbtt_int32)ttUSHORT(classDef1ValueArray + 2 * (glyph - startGlyphID)); return (stbtt_int32)ttUSHORT(classDef1ValueArray + 2 * (glyph - startGlyphID));
break;
// [DEAR IMGUI] Commented to fix static analyzer warning }
//classDefTable = classDef1ValueArray + 2 * glyphCount;
} break;
case 2: { case 2: {
stbtt_uint16 classRangeCount = ttUSHORT(classDefTable + 2); stbtt_uint16 classRangeCount = ttUSHORT(classDefTable + 2);
@ -2408,18 +2484,15 @@ static stbtt_int32 stbtt__GetGlyphClass(stbtt_uint8 *classDefTable, int glyph)
else else
return (stbtt_int32)ttUSHORT(classRangeRecord + 4); return (stbtt_int32)ttUSHORT(classRangeRecord + 4);
} }
break;
// [DEAR IMGUI] Commented to fix static analyzer warning
//classDefTable = classRangeRecords + 6 * classRangeCount;
} break;
default: {
// There are no other cases.
STBTT_assert(0);
} break;
} }
return -1; default:
return -1; // Unsupported definition type, return an error.
}
// "All glyphs not assigned to a class fall into class 0". (OpenType spec)
return 0;
} }
// Define to STBTT_assert(x) if you want to break on unimplemented formats. // Define to STBTT_assert(x) if you want to break on unimplemented formats.
@ -2431,7 +2504,7 @@ static stbtt_int32 stbtt__GetGlyphGPOSInfoAdvance(const stbtt_fontinfo *info, i
stbtt_uint8 *lookupList; stbtt_uint8 *lookupList;
stbtt_uint16 lookupCount; stbtt_uint16 lookupCount;
stbtt_uint8 *data; stbtt_uint8 *data;
stbtt_int32 i; stbtt_int32 i, sti;
if (!info->gpos) return 0; if (!info->gpos) return 0;
@ -2451,9 +2524,9 @@ static stbtt_int32 stbtt__GetGlyphGPOSInfoAdvance(const stbtt_fontinfo *info, i
stbtt_uint16 lookupType = ttUSHORT(lookupTable); stbtt_uint16 lookupType = ttUSHORT(lookupTable);
stbtt_uint16 subTableCount = ttUSHORT(lookupTable + 4); stbtt_uint16 subTableCount = ttUSHORT(lookupTable + 4);
stbtt_uint8 *subTableOffsets = lookupTable + 6; stbtt_uint8 *subTableOffsets = lookupTable + 6;
switch(lookupType) { if (lookupType != 2) // Pair Adjustment Positioning Subtable
case 2: { // Pair Adjustment Positioning Subtable continue;
stbtt_int32 sti;
for (sti=0; sti<subTableCount; sti++) { for (sti=0; sti<subTableCount; sti++) {
stbtt_uint16 subtableOffset = ttUSHORT(subTableOffsets + 2 * sti); stbtt_uint16 subtableOffset = ttUSHORT(subTableOffsets + 2 * sti);
stbtt_uint8 *table = lookupTable + subtableOffset; stbtt_uint8 *table = lookupTable + subtableOffset;
@ -2468,20 +2541,15 @@ static stbtt_int32 stbtt__GetGlyphGPOSInfoAdvance(const stbtt_fontinfo *info, i
int straw, needle; int straw, needle;
stbtt_uint16 valueFormat1 = ttUSHORT(table + 4); stbtt_uint16 valueFormat1 = ttUSHORT(table + 4);
stbtt_uint16 valueFormat2 = ttUSHORT(table + 6); stbtt_uint16 valueFormat2 = ttUSHORT(table + 6);
if (valueFormat1 == 4 && valueFormat2 == 0) { // Support more formats?
stbtt_int32 valueRecordPairSizeInBytes = 2; stbtt_int32 valueRecordPairSizeInBytes = 2;
stbtt_uint16 pairSetCount = ttUSHORT(table + 8); stbtt_uint16 pairSetCount = ttUSHORT(table + 8);
stbtt_uint16 pairPosOffset = ttUSHORT(table + 10 + 2 * coverageIndex); stbtt_uint16 pairPosOffset = ttUSHORT(table + 10 + 2 * coverageIndex);
stbtt_uint8 *pairValueTable = table + pairPosOffset; stbtt_uint8 *pairValueTable = table + pairPosOffset;
stbtt_uint16 pairValueCount = ttUSHORT(pairValueTable); stbtt_uint16 pairValueCount = ttUSHORT(pairValueTable);
stbtt_uint8 *pairValueArray = pairValueTable + 2; stbtt_uint8 *pairValueArray = pairValueTable + 2;
// TODO: Support more formats.
STBTT_GPOS_TODO_assert(valueFormat1 == 4);
if (valueFormat1 != 4) return 0;
STBTT_GPOS_TODO_assert(valueFormat2 == 0);
if (valueFormat2 != 0) return 0;
STBTT_assert(coverageIndex < pairSetCount); if (coverageIndex >= pairSetCount) return 0;
STBTT__NOTUSED(pairSetCount);
needle=glyph2; needle=glyph2;
r=pairValueCount-1; r=pairValueCount-1;
@ -2504,12 +2572,15 @@ static stbtt_int32 stbtt__GetGlyphGPOSInfoAdvance(const stbtt_fontinfo *info, i
return xAdvance; return xAdvance;
} }
} }
} break; } else
return 0;
break;
}
case 2: { case 2: {
stbtt_uint16 valueFormat1 = ttUSHORT(table + 4); stbtt_uint16 valueFormat1 = ttUSHORT(table + 4);
stbtt_uint16 valueFormat2 = ttUSHORT(table + 6); stbtt_uint16 valueFormat2 = ttUSHORT(table + 6);
if (valueFormat1 == 4 && valueFormat2 == 0) { // Support more formats?
stbtt_uint16 classDef1Offset = ttUSHORT(table + 8); stbtt_uint16 classDef1Offset = ttUSHORT(table + 8);
stbtt_uint16 classDef2Offset = ttUSHORT(table + 10); stbtt_uint16 classDef2Offset = ttUSHORT(table + 10);
int glyph1class = stbtt__GetGlyphClass(table + classDef1Offset, glyph1); int glyph1class = stbtt__GetGlyphClass(table + classDef1Offset, glyph1);
@ -2517,36 +2588,24 @@ static stbtt_int32 stbtt__GetGlyphGPOSInfoAdvance(const stbtt_fontinfo *info, i
stbtt_uint16 class1Count = ttUSHORT(table + 12); stbtt_uint16 class1Count = ttUSHORT(table + 12);
stbtt_uint16 class2Count = ttUSHORT(table + 14); stbtt_uint16 class2Count = ttUSHORT(table + 14);
STBTT_assert(glyph1class < class1Count); stbtt_uint8 *class1Records, *class2Records;
STBTT_assert(glyph2class < class2Count); stbtt_int16 xAdvance;
// TODO: Support more formats. if (glyph1class < 0 || glyph1class >= class1Count) return 0; // malformed
STBTT_GPOS_TODO_assert(valueFormat1 == 4); if (glyph2class < 0 || glyph2class >= class2Count) return 0; // malformed
if (valueFormat1 != 4) return 0;
STBTT_GPOS_TODO_assert(valueFormat2 == 0);
if (valueFormat2 != 0) return 0;
if (glyph1class >= 0 && glyph1class < class1Count && glyph2class >= 0 && glyph2class < class2Count) { class1Records = table + 16;
stbtt_uint8 *class1Records = table + 16; class2Records = class1Records + 2 * (glyph1class * class2Count);
stbtt_uint8 *class2Records = class1Records + 2 * (glyph1class * class2Count); xAdvance = ttSHORT(class2Records + 2 * glyph2class);
stbtt_int16 xAdvance = ttSHORT(class2Records + 2 * glyph2class);
return xAdvance; return xAdvance;
} } else
} break; return 0;
default: {
// There are no other cases.
STBTT_assert(0);
break; break;
} // [DEAR IMGUI] removed ;
} }
}
break;
} // [DEAR IMGUI] removed ;
default: default:
// TODO: Implement other stuff. return 0; // Unsupported position format
break; }
} }
} }
@ -2559,8 +2618,7 @@ STBTT_DEF int stbtt_GetGlyphKernAdvance(const stbtt_fontinfo *info, int g1, int
if (info->gpos) if (info->gpos)
xAdvance += stbtt__GetGlyphGPOSInfoAdvance(info, g1, g2); xAdvance += stbtt__GetGlyphGPOSInfoAdvance(info, g1, g2);
else if (info->kern)
if (info->kern)
xAdvance += stbtt__GetGlyphKernInfoAdvance(info, g1, g2); xAdvance += stbtt__GetGlyphKernInfoAdvance(info, g1, g2);
return xAdvance; return xAdvance;
@ -2621,6 +2679,45 @@ STBTT_DEF void stbtt_FreeShape(const stbtt_fontinfo *info, stbtt_vertex *v)
STBTT_free(v, info->userdata); STBTT_free(v, info->userdata);
} }
STBTT_DEF stbtt_uint8 *stbtt_FindSVGDoc(const stbtt_fontinfo *info, int gl)
{
int i;
stbtt_uint8 *data = info->data;
stbtt_uint8 *svg_doc_list = data + stbtt__get_svg((stbtt_fontinfo *) info);
int numEntries = ttUSHORT(svg_doc_list);
stbtt_uint8 *svg_docs = svg_doc_list + 2;
for(i=0; i<numEntries; i++) {
stbtt_uint8 *svg_doc = svg_docs + (12 * i);
if ((gl >= ttUSHORT(svg_doc)) && (gl <= ttUSHORT(svg_doc + 2)))
return svg_doc;
}
return 0;
}
STBTT_DEF int stbtt_GetGlyphSVG(const stbtt_fontinfo *info, int gl, const char **svg)
{
stbtt_uint8 *data = info->data;
stbtt_uint8 *svg_doc;
if (info->svg == 0)
return 0;
svg_doc = stbtt_FindSVGDoc(info, gl);
if (svg_doc != NULL) {
*svg = (char *) data + info->svg + ttULONG(svg_doc + 4);
return ttULONG(svg_doc + 8);
} else {
return 0;
}
}
STBTT_DEF int stbtt_GetCodepointSVG(const stbtt_fontinfo *info, int unicode_codepoint, const char **svg)
{
return stbtt_GetGlyphSVG(info, stbtt_FindGlyphIndex(info, unicode_codepoint), svg);
}
////////////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////////////
// //
// antialiasing software rasterizer // antialiasing software rasterizer
@ -2970,6 +3067,23 @@ static void stbtt__handle_clipped_edge(float *scanline, int x, stbtt__active_edg
} }
} }
static float stbtt__sized_trapezoid_area(float height, float top_width, float bottom_width)
{
STBTT_assert(top_width >= 0);
STBTT_assert(bottom_width >= 0);
return (top_width + bottom_width) / 2.0f * height;
}
static float stbtt__position_trapezoid_area(float height, float tx0, float tx1, float bx0, float bx1)
{
return stbtt__sized_trapezoid_area(height, tx1 - tx0, bx1 - bx0);
}
static float stbtt__sized_triangle_area(float height, float width)
{
return height * width / 2;
}
static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill, int len, stbtt__active_edge *e, float y_top) static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill, int len, stbtt__active_edge *e, float y_top)
{ {
float y_bottom = y_top+1; float y_bottom = y_top+1;
@ -3024,13 +3138,13 @@ static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill,
float height; float height;
// simple case, only spans one pixel // simple case, only spans one pixel
int x = (int) x_top; int x = (int) x_top;
height = sy1 - sy0; height = (sy1 - sy0) * e->direction;
STBTT_assert(x >= 0 && x < len); STBTT_assert(x >= 0 && x < len);
scanline[x] += e->direction * (1-((x_top - x) + (x_bottom-x))/2) * height; scanline[x] += stbtt__position_trapezoid_area(height, x_top, x+1.0f, x_bottom, x+1.0f);
scanline_fill[x] += e->direction * height; // everything right of this pixel is filled scanline_fill[x] += height; // everything right of this pixel is filled
} else { } else {
int x,x1,x2; int x,x1,x2;
float y_crossing, step, sign, area; float y_crossing, y_final, step, sign, area;
// covers 2+ pixels // covers 2+ pixels
if (x_top > x_bottom) { if (x_top > x_bottom) {
// flip scanline vertically; signed area is the same // flip scanline vertically; signed area is the same
@ -3042,32 +3156,83 @@ static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill,
dx = -dx; dx = -dx;
dy = -dy; dy = -dy;
t = x0, x0 = xb, xb = t; t = x0, x0 = xb, xb = t;
// [DEAR IMGUI] Fix static analyzer warning
(void)dx; // [ImGui: fix static analyzer warning]
} }
STBTT_assert(dy >= 0);
STBTT_assert(dx >= 0);
x1 = (int) x_top; x1 = (int) x_top;
x2 = (int) x_bottom; x2 = (int) x_bottom;
// compute intersection with y axis at x1+1 // compute intersection with y axis at x1+1
y_crossing = (x1+1 - x0) * dy + y_top; y_crossing = y_top + dy * (x1+1 - x0);
// compute intersection with y axis at x2
y_final = y_top + dy * (x2 - x0);
// x1 x_top x2 x_bottom
// y_top +------|-----+------------+------------+--------|---+------------+
// | | | | | |
// | | | | | |
// sy0 | Txxxxx|............|............|............|............|
// y_crossing | *xxxxx.......|............|............|............|
// | | xxxxx..|............|............|............|
// | | /- xx*xxxx........|............|............|
// | | dy < | xxxxxx..|............|............|
// y_final | | \- | xx*xxx.........|............|
// sy1 | | | | xxxxxB...|............|
// | | | | | |
// | | | | | |
// y_bottom +------------+------------+------------+------------+------------+
//
// goal is to measure the area covered by '.' in each pixel
// if x2 is right at the right edge of x1, y_crossing can blow up, github #1057
// @TODO: maybe test against sy1 rather than y_bottom?
if (y_crossing > y_bottom)
y_crossing = y_bottom;
sign = e->direction; sign = e->direction;
// area of the rectangle covered from y0..y_crossing
area = sign * (y_crossing-sy0);
// area of the triangle (x_top,y0), (x+1,y0), (x+1,y_crossing)
scanline[x1] += area * (1-((x_top - x1)+(x1+1-x1))/2);
step = sign * dy; // area of the rectangle covered from sy0..y_crossing
area = sign * (y_crossing-sy0);
// area of the triangle (x_top,sy0), (x1+1,sy0), (x1+1,y_crossing)
scanline[x1] += stbtt__sized_triangle_area(area, x1+1 - x_top);
// check if final y_crossing is blown up; no test case for this
if (y_final > y_bottom) {
int denom = (x2 - (x1+1));
y_final = y_bottom;
if (denom != 0) { // [DEAR IMGUI] Avoid div by zero (https://github.com/nothings/stb/issues/1316)
dy = (y_final - y_crossing ) / denom; // if denom=0, y_final = y_crossing, so y_final <= y_bottom
}
}
// in second pixel, area covered by line segment found in first pixel
// is always a rectangle 1 wide * the height of that line segment; this
// is exactly what the variable 'area' stores. it also gets a contribution
// from the line segment within it. the THIRD pixel will get the first
// pixel's rectangle contribution, the second pixel's rectangle contribution,
// and its own contribution. the 'own contribution' is the same in every pixel except
// the leftmost and rightmost, a trapezoid that slides down in each pixel.
// the second pixel's contribution to the third pixel will be the
// rectangle 1 wide times the height change in the second pixel, which is dy.
step = sign * dy * 1; // dy is dy/dx, change in y for every 1 change in x,
// which multiplied by 1-pixel-width is how much pixel area changes for each step in x
// so the area advances by 'step' every time
for (x = x1+1; x < x2; ++x) { for (x = x1+1; x < x2; ++x) {
scanline[x] += area + step/2; scanline[x] += area + step/2; // area of trapezoid is 1*step/2
area += step; area += step;
} }
y_crossing += dy * (x2 - (x1+1)); STBTT_assert(STBTT_fabs(area) <= 1.01f); // accumulated error from area += step unless we round step down
STBTT_assert(sy1 > y_final-0.01f);
STBTT_assert(STBTT_fabs(area) <= 1.01f); // area covered in the last pixel is the rectangle from all the pixels to the left,
// plus the trapezoid filled by the line segment in this pixel all the way to the right edge
scanline[x2] += area + sign * (1-((x2-x2)+(x_bottom-x2))/2) * (sy1-y_crossing); scanline[x2] += area + sign * stbtt__position_trapezoid_area(sy1-y_final, (float) x2, x2+1.0f, x_bottom, x2+1.0f);
// the rest of the line is filled based on the total height of the line segment in this pixel
scanline_fill[x2] += sign * (sy1-sy0); scanline_fill[x2] += sign * (sy1-sy0);
} }
} else { } else {
@ -3075,6 +3240,9 @@ static void stbtt__fill_active_edges_new(float *scanline, float *scanline_fill,
// clipping logic. since this does not match the intended use // clipping logic. since this does not match the intended use
// of this library, we use a different, very slow brute // of this library, we use a different, very slow brute
// force implementation // force implementation
// note though that this does happen some of the time because
// x_top and x_bottom can be extrapolated at the top & bottom of
// the shape and actually lie outside the bounding box
int x; int x;
for (x=0; x < len; ++x) { for (x=0; x < len; ++x) {
// cases: // cases:
@ -3989,6 +4157,7 @@ static float stbtt__oversample_shift(int oversample)
STBTT_DEF int stbtt_PackFontRangesGatherRects(stbtt_pack_context *spc, const stbtt_fontinfo *info, stbtt_pack_range *ranges, int num_ranges, stbrp_rect *rects) STBTT_DEF int stbtt_PackFontRangesGatherRects(stbtt_pack_context *spc, const stbtt_fontinfo *info, stbtt_pack_range *ranges, int num_ranges, stbrp_rect *rects)
{ {
int i,j,k; int i,j,k;
int missing_glyph_added = 0;
k=0; k=0;
for (i=0; i < num_ranges; ++i) { for (i=0; i < num_ranges; ++i) {
@ -4000,7 +4169,7 @@ STBTT_DEF int stbtt_PackFontRangesGatherRects(stbtt_pack_context *spc, const stb
int x0,y0,x1,y1; int x0,y0,x1,y1;
int codepoint = ranges[i].array_of_unicode_codepoints == NULL ? ranges[i].first_unicode_codepoint_in_range + j : ranges[i].array_of_unicode_codepoints[j]; int codepoint = ranges[i].array_of_unicode_codepoints == NULL ? ranges[i].first_unicode_codepoint_in_range + j : ranges[i].array_of_unicode_codepoints[j];
int glyph = stbtt_FindGlyphIndex(info, codepoint); int glyph = stbtt_FindGlyphIndex(info, codepoint);
if (glyph == 0 && spc->skip_missing) { if (glyph == 0 && (spc->skip_missing || missing_glyph_added)) {
rects[k].w = rects[k].h = 0; rects[k].w = rects[k].h = 0;
} else { } else {
stbtt_GetGlyphBitmapBoxSubpixel(info,glyph, stbtt_GetGlyphBitmapBoxSubpixel(info,glyph,
@ -4010,6 +4179,8 @@ STBTT_DEF int stbtt_PackFontRangesGatherRects(stbtt_pack_context *spc, const stb
&x0,&y0,&x1,&y1); &x0,&y0,&x1,&y1);
rects[k].w = (stbrp_coord) (x1-x0 + spc->padding + spc->h_oversample-1); rects[k].w = (stbrp_coord) (x1-x0 + spc->padding + spc->h_oversample-1);
rects[k].h = (stbrp_coord) (y1-y0 + spc->padding + spc->v_oversample-1); rects[k].h = (stbrp_coord) (y1-y0 + spc->padding + spc->v_oversample-1);
if (glyph == 0)
missing_glyph_added = 1;
} }
++k; ++k;
} }
@ -4044,7 +4215,7 @@ STBTT_DEF void stbtt_MakeGlyphBitmapSubpixelPrefilter(const stbtt_fontinfo *info
// rects array must be big enough to accommodate all characters in the given ranges // rects array must be big enough to accommodate all characters in the given ranges
STBTT_DEF int stbtt_PackFontRangesRenderIntoRects(stbtt_pack_context *spc, const stbtt_fontinfo *info, stbtt_pack_range *ranges, int num_ranges, stbrp_rect *rects) STBTT_DEF int stbtt_PackFontRangesRenderIntoRects(stbtt_pack_context *spc, const stbtt_fontinfo *info, stbtt_pack_range *ranges, int num_ranges, stbrp_rect *rects)
{ {
int i,j,k, return_value = 1; int i,j,k, missing_glyph = -1, return_value = 1;
// save current values // save current values
int old_h_over = spc->h_oversample; int old_h_over = spc->h_oversample;
@ -4109,6 +4280,13 @@ STBTT_DEF int stbtt_PackFontRangesRenderIntoRects(stbtt_pack_context *spc, const
bc->yoff = (float) y0 * recip_v + sub_y; bc->yoff = (float) y0 * recip_v + sub_y;
bc->xoff2 = (x0 + r->w) * recip_h + sub_x; bc->xoff2 = (x0 + r->w) * recip_h + sub_x;
bc->yoff2 = (y0 + r->h) * recip_v + sub_y; bc->yoff2 = (y0 + r->h) * recip_v + sub_y;
if (glyph == 0)
missing_glyph = j;
} else if (spc->skip_missing) {
return_value = 0;
} else if (r->was_packed && r->w == 0 && r->h == 0 && missing_glyph >= 0) {
ranges[i].chardata_for_range[j] = ranges[i].chardata_for_range[missing_glyph];
} else { } else {
return_value = 0; // if any fail, report failure return_value = 0; // if any fail, report failure
} }
@ -4132,7 +4310,7 @@ STBTT_DEF void stbtt_PackFontRangesPackRects(stbtt_pack_context *spc, stbrp_rect
STBTT_DEF int stbtt_PackFontRanges(stbtt_pack_context *spc, const unsigned char *fontdata, int font_index, stbtt_pack_range *ranges, int num_ranges) STBTT_DEF int stbtt_PackFontRanges(stbtt_pack_context *spc, const unsigned char *fontdata, int font_index, stbtt_pack_range *ranges, int num_ranges)
{ {
stbtt_fontinfo info; stbtt_fontinfo info;
int i,j,n, return_value; // [DEAR IMGUI] removed = 1 int i, j, n, return_value; // [DEAR IMGUI] removed = 1;
//stbrp_context *context = (stbrp_context *) spc->pack_info; //stbrp_context *context = (stbrp_context *) spc->pack_info;
stbrp_rect *rects; stbrp_rect *rects;
@ -4301,15 +4479,14 @@ static int stbtt__compute_crossings_x(float x, float y, int nverts, stbtt_vertex
float y_frac; float y_frac;
int winding = 0; int winding = 0;
orig[0] = x;
//orig[1] = y; // [DEAR IMGUI] commented double assignment
// make sure y never passes through a vertex of the shape // make sure y never passes through a vertex of the shape
y_frac = (float) STBTT_fmod(y, 1.0f); y_frac = (float) STBTT_fmod(y, 1.0f);
if (y_frac < 0.01f) if (y_frac < 0.01f)
y += 0.01f; y += 0.01f;
else if (y_frac > 0.99f) else if (y_frac > 0.99f)
y -= 0.01f; y -= 0.01f;
orig[0] = x;
orig[1] = y; orig[1] = y;
// test a ray from (-infinity,y) to (x,y) // test a ray from (-infinity,y) to (x,y)
@ -4371,7 +4548,7 @@ static float stbtt__cuberoot( float x )
return (float) STBTT_pow( x,1.0f/3.0f); return (float) STBTT_pow( x,1.0f/3.0f);
} }
// x^3 + c*x^2 + b*x + a = 0 // x^3 + a*x^2 + b*x + c = 0
static int stbtt__solve_cubic(float a, float b, float c, float* r) static int stbtt__solve_cubic(float a, float b, float c, float* r)
{ {
float s = -a / 3; float s = -a / 3;
@ -4410,12 +4587,7 @@ STBTT_DEF unsigned char * stbtt_GetGlyphSDF(const stbtt_fontinfo *info, float sc
int w,h; int w,h;
unsigned char *data; unsigned char *data;
// if one scale is 0, use same scale for both if (scale == 0) return NULL;
if (scale_x == 0) scale_x = scale_y;
if (scale_y == 0) {
if (scale_x == 0) return NULL; // if both scales are 0, return NULL
scale_y = scale_x;
}
stbtt_GetGlyphBitmapBoxSubpixel(info, glyph, scale, scale, 0.0f,0.0f, &ix0,&iy0,&ix1,&iy1); stbtt_GetGlyphBitmapBoxSubpixel(info, glyph, scale, scale, 0.0f,0.0f, &ix0,&iy0,&ix1,&iy1);
@ -4481,18 +4653,17 @@ STBTT_DEF unsigned char * stbtt_GetGlyphSDF(const stbtt_fontinfo *info, float sc
for (i=0; i < num_verts; ++i) { for (i=0; i < num_verts; ++i) {
float x0 = verts[i].x*scale_x, y0 = verts[i].y*scale_y; float x0 = verts[i].x*scale_x, y0 = verts[i].y*scale_y;
// check against every point here rather than inside line/curve primitives -- @TODO: wrong if multiple 'moves' in a row produce a garbage point, and given culling, probably more efficient to do within line/curve if (verts[i].type == STBTT_vline && precompute[i] != 0.0f) {
float dist2 = (x0-sx)*(x0-sx) + (y0-sy)*(y0-sy); float x1 = verts[i-1].x*scale_x, y1 = verts[i-1].y*scale_y;
float dist,dist2 = (x0-sx)*(x0-sx) + (y0-sy)*(y0-sy);
if (dist2 < min_dist*min_dist) if (dist2 < min_dist*min_dist)
min_dist = (float) STBTT_sqrt(dist2); min_dist = (float) STBTT_sqrt(dist2);
if (verts[i].type == STBTT_vline) {
float x1 = verts[i-1].x*scale_x, y1 = verts[i-1].y*scale_y;
// coarse culling against bbox // coarse culling against bbox
//if (sx > STBTT_min(x0,x1)-min_dist && sx < STBTT_max(x0,x1)+min_dist && //if (sx > STBTT_min(x0,x1)-min_dist && sx < STBTT_max(x0,x1)+min_dist &&
// sy > STBTT_min(y0,y1)-min_dist && sy < STBTT_max(y0,y1)+min_dist) // sy > STBTT_min(y0,y1)-min_dist && sy < STBTT_max(y0,y1)+min_dist)
float dist = (float) STBTT_fabs((x1-x0)*(y0-sy) - (y1-y0)*(x0-sx)) * precompute[i]; dist = (float) STBTT_fabs((x1-x0)*(y0-sy) - (y1-y0)*(x0-sx)) * precompute[i];
STBTT_assert(i != 0); STBTT_assert(i != 0);
if (dist < min_dist) { if (dist < min_dist) {
// check position along line // check position along line
@ -4519,7 +4690,8 @@ STBTT_DEF unsigned char * stbtt_GetGlyphSDF(const stbtt_fontinfo *info, float sc
float ax = x1-x0, ay = y1-y0; float ax = x1-x0, ay = y1-y0;
float bx = x0 - 2*x1 + x2, by = y0 - 2*y1 + y2; float bx = x0 - 2*x1 + x2, by = y0 - 2*y1 + y2;
float mx = x0 - sx, my = y0 - sy; float mx = x0 - sx, my = y0 - sy;
float res[3],px,py,t,it; float res[3] = {0.f,0.f,0.f};
float px,py,t,it,dist2;
float a_inv = precompute[i]; float a_inv = precompute[i];
if (a_inv == 0.0) { // if a_inv is 0, it's 2nd degree so use quadratic formula if (a_inv == 0.0) { // if a_inv is 0, it's 2nd degree so use quadratic formula
float a = 3*(ax*bx + ay*by); float a = 3*(ax*bx + ay*by);
@ -4546,6 +4718,10 @@ STBTT_DEF unsigned char * stbtt_GetGlyphSDF(const stbtt_fontinfo *info, float sc
float d = (mx*ax+my*ay) * a_inv; float d = (mx*ax+my*ay) * a_inv;
num = stbtt__solve_cubic(b, c, d, res); num = stbtt__solve_cubic(b, c, d, res);
} }
dist2 = (x0-sx)*(x0-sx) + (y0-sy)*(y0-sy);
if (dist2 < min_dist*min_dist)
min_dist = (float) STBTT_sqrt(dist2);
if (num >= 1 && res[0] >= 0.0f && res[0] <= 1.0f) { if (num >= 1 && res[0] >= 0.0f && res[0] <= 1.0f) {
t = res[0], it = 1.0f - t; t = res[0], it = 1.0f - t;
px = it*it*x0 + 2*t*it*x1 + t*t*x2; px = it*it*x0 + 2*t*it*x1 + t*t*x2;
@ -4805,6 +4981,12 @@ STBTT_DEF int stbtt_CompareUTF8toUTF16_bigendian(const char *s1, int len1, const
// FULL VERSION HISTORY // FULL VERSION HISTORY
// //
// 1.25 (2021-07-11) many fixes
// 1.24 (2020-02-05) fix warning
// 1.23 (2020-02-02) query SVG data for glyphs; query whole kerning table (but only kern not GPOS)
// 1.22 (2019-08-11) minimize missing-glyph duplication; fix kerning if both 'GPOS' and 'kern' are defined
// 1.21 (2019-02-25) fix warning
// 1.20 (2019-02-07) PackFontRange skips missing codepoints; GetScaleFontVMetrics()
// 1.19 (2018-02-11) OpenType GPOS kerning (horizontal only), STBTT_fmod // 1.19 (2018-02-11) OpenType GPOS kerning (horizontal only), STBTT_fmod
// 1.18 (2018-01-29) add missing function // 1.18 (2018-01-29) add missing function
// 1.17 (2017-07-23) make more arguments const; doc fix // 1.17 (2017-07-23) make more arguments const; doc fix

2
Externals/implot/implot vendored

@ -1 +1 @@
Subproject commit d87512353495e7760e7fda7566a05beef7627d8f Subproject commit cc5e1daa5c7f2335a9460ae79c829011dc5cef2d

16
Source/Core/VideoCommon/OnScreenUI.cpp
View File

@ -356,35 +356,37 @@ void OnScreenUI::SetScale(float backbuffer_scale)
} }
void OnScreenUI::SetKeyMap(const DolphinKeyMap& key_map) void OnScreenUI::SetKeyMap(const DolphinKeyMap& key_map)
{ {
// Right now this is a 1:1 mapping. But might not be true later
static constexpr DolphinKeyMap dolphin_to_imgui_map = { static constexpr DolphinKeyMap dolphin_to_imgui_map = {
ImGuiKey_Tab, ImGuiKey_LeftArrow, ImGuiKey_RightArrow, ImGuiKey_UpArrow, ImGuiKey_Tab, ImGuiKey_LeftArrow, ImGuiKey_RightArrow, ImGuiKey_UpArrow,
ImGuiKey_DownArrow, ImGuiKey_PageUp, ImGuiKey_PageDown, ImGuiKey_Home, ImGuiKey_DownArrow, ImGuiKey_PageUp, ImGuiKey_PageDown, ImGuiKey_Home,
ImGuiKey_End, ImGuiKey_Insert, ImGuiKey_Delete, ImGuiKey_Backspace, ImGuiKey_End, ImGuiKey_Insert, ImGuiKey_Delete, ImGuiKey_Backspace,
ImGuiKey_Space, ImGuiKey_Enter, ImGuiKey_Escape, ImGuiKey_KeyPadEnter, ImGuiKey_Space, ImGuiKey_Enter, ImGuiKey_Escape, ImGuiKey_KeypadEnter,
ImGuiKey_A, ImGuiKey_C, ImGuiKey_V, ImGuiKey_X, ImGuiKey_A, ImGuiKey_C, ImGuiKey_V, ImGuiKey_X,
ImGuiKey_Y, ImGuiKey_Z, ImGuiKey_Y, ImGuiKey_Z,
}; };
static_assert(dolphin_to_imgui_map.size() == ImGuiKey_COUNT); // Fail if ImGui adds keys
auto lock = GetImGuiLock(); auto lock = GetImGuiLock();
if (!ImGui::GetCurrentContext()) if (!ImGui::GetCurrentContext())
return; return;
m_dolphin_to_imgui_map.clear();
for (int dolphin_key = 0; dolphin_key <= static_cast<int>(DolphinKey::Z); dolphin_key++) for (int dolphin_key = 0; dolphin_key <= static_cast<int>(DolphinKey::Z); dolphin_key++)
{ {
int imgui_key = dolphin_to_imgui_map[DolphinKey(dolphin_key)]; const int imgui_key = dolphin_to_imgui_map[DolphinKey(dolphin_key)];
if (imgui_key >= 0) if (imgui_key >= 0)
ImGui::GetIO().KeyMap[imgui_key] = (key_map[DolphinKey(dolphin_key)] & 0x1FF); {
const int mapped_key = key_map[DolphinKey(dolphin_key)];
m_dolphin_to_imgui_map[mapped_key & 0x1FF] = imgui_key;
}
} }
} }
void OnScreenUI::SetKey(u32 key, bool is_down, const char* chars) void OnScreenUI::SetKey(u32 key, bool is_down, const char* chars)
{ {
auto lock = GetImGuiLock(); auto lock = GetImGuiLock();
if (key < std::size(ImGui::GetIO().KeysDown)) if (auto iter = m_dolphin_to_imgui_map.find(key); iter != m_dolphin_to_imgui_map.end())
ImGui::GetIO().KeysDown[key] = is_down; ImGui::GetIO().AddKeyEvent((ImGuiKey)iter->second, is_down);
if (chars) if (chars)
ImGui::GetIO().AddInputCharactersUTF8(chars); ImGui::GetIO().AddInputCharactersUTF8(chars);

2
Source/Core/VideoCommon/OnScreenUI.h
View File

@ -3,6 +3,7 @@
#pragma once #pragma once
#include <map>
#include <memory> #include <memory>
#include <mutex> #include <mutex>
#include <span> #include <span>
@ -65,6 +66,7 @@ private:
std::unique_ptr<NativeVertexFormat> m_imgui_vertex_format; std::unique_ptr<NativeVertexFormat> m_imgui_vertex_format;
std::vector<std::unique_ptr<AbstractTexture>> m_imgui_textures; std::vector<std::unique_ptr<AbstractTexture>> m_imgui_textures;
std::unique_ptr<AbstractPipeline> m_imgui_pipeline; std::unique_ptr<AbstractPipeline> m_imgui_pipeline;
std::map<u32, int> m_dolphin_to_imgui_map;
std::mutex m_imgui_mutex; std::mutex m_imgui_mutex;
u64 m_imgui_last_frame_time = 0; u64 m_imgui_last_frame_time = 0;