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dolphin/Source/Plugins/Plugin_VideoOGL/Src/Render.cpp

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// Copyright (C) 2003-2009 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "Globals.h"
#include <vector>
#include <cmath>
#include <cstdio>
#include "GLUtil.h"
#include <Cg/cg.h>
#include <Cg/cgGL.h>
#ifdef _WIN32
#include <mmsystem.h>
#endif
#include "CommonPaths.h"
#include "Config.h"
#include "Profiler.h"
#include "Statistics.h"
#include "ImageWrite.h"
#include "Render.h"
#include "OpcodeDecoding.h"
#include "BPStructs.h"
#include "TextureMngr.h"
#include "rasterfont.h"
#include "VertexShaderGen.h"
#include "PixelShaderCache.h"
#include "PixelShaderManager.h"
#include "VertexShaderCache.h"
#include "VertexShaderManager.h"
#include "VertexLoaderManager.h"
#include "VertexLoader.h"
#include "PostProcessing.h"
#include "XFB.h"
#include "OnScreenDisplay.h"
#include "Timer.h"
#include "StringUtil.h"
#include "main.h" // Local
#ifdef _WIN32
#include "OS/Win32.h"
#include "AVIDump.h"
#endif
#if defined(HAVE_WX) && HAVE_WX
#include <wx/image.h>
#endif
#ifdef _WIN32
#include "Win32Window.h" // warning: crapcode
#else
#endif
//////////////////////////////////////////////////////////////////////////////////////////
// Declarations and definitions
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
CGcontext g_cgcontext;
CGprofile g_cgvProf;
CGprofile g_cgfProf;
RasterFont* s_pfont = NULL;
static bool s_bFullscreen = false;
static bool s_bLastFrameDumped = false;
#ifdef _WIN32
static bool s_bAVIDumping = false;
#else
static FILE* f_pFrameDump;
#endif
// 1 for no MSAA. Use s_MSAASamples > 1 to check for MSAA.
static int s_MSAASamples = 1;
static int s_MSAACoverageSamples = 0;
// Normal Mode
//
// By default the depth target is used
// if there is an error creating and attaching it a depth buffer will be used instead
//
// s_RenderTarget is a texture_rect
// s_DepthTarget is a texture_rect
// s_DepthBuffer is a Z renderbuffer
// MSAA mode
// s_uFramebuffer is a FBO
// s_RenderTarget is a MSAA renderbuffer
// s_DepthTarget is a MSAA renderbuffer
//
// s_ResolvedFramebuffer is a FBO
// s_ResolvedRenderTarget is a texture
// s_ResolvedDepthTarget is a texture
// A framebuffer is a set of render targets: a color and a z buffer. They can be either RenderBuffers or Textures.
static GLuint s_uFramebuffer = 0;
static GLuint s_uResolvedFramebuffer = 0;
// The size of these should be a (not necessarily even) multiple of the EFB size, 640x528, but isn't.
// These are all texture IDs. Bind them as rect arb textures.
static GLuint s_RenderTarget = 0;
static GLuint s_DepthTarget = 0;
static GLuint s_DepthBuffer = 0;
static GLuint s_ResolvedRenderTarget = 0;
static GLuint s_ResolvedDepthTarget = 0;
static bool s_bHaveStencilBuffer = false;
static bool s_bHaveFramebufferBlit = false;
static bool s_bHaveCoverageMSAA = false;
static u32 s_blendMode;
static bool s_bNativeResolution = false;
static volatile bool s_bScreenshot = false;
static Common::CriticalSection s_criticalScreenshot;
static std::string s_sScreenshotName;
int frameCount;
static int s_fps = 0;
// These STAY CONSTANT during execution, no matter how much you resize the game window.
// TODO: Add functionality to reinit all the render targets when the window is resized.
static int s_targetwidth; // Size of render buffer FBO.
static int s_targetheight;
#ifndef _WIN32
int OSDChoice = 0 , OSDTime = 0, OSDInternalW = 0, OSDInternalH = 0;
#endif
namespace {
static const GLenum glSrcFactors[8] =
{
GL_ZERO,
GL_ONE,
GL_DST_COLOR,
GL_ONE_MINUS_DST_COLOR,
GL_SRC_ALPHA,
GL_ONE_MINUS_SRC_ALPHA,
GL_DST_ALPHA,
GL_ONE_MINUS_DST_ALPHA
};
static const GLenum glDestFactors[8] = {
GL_ZERO, GL_ONE, GL_SRC_COLOR, GL_ONE_MINUS_SRC_COLOR,
GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_DST_ALPHA, GL_ONE_MINUS_DST_ALPHA
};
void SetDefaultRectTexParams()
{
// Set some standard texture filter modes.
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
if (glGetError() != GL_NO_ERROR) {
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S, GL_CLAMP);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T, GL_CLAMP);
GL_REPORT_ERROR();
}
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
}
void HandleCgError(CGcontext ctx, CGerror err, void* appdata)
{
DEBUG_LOG(VIDEO, "Cg error: %s", cgGetErrorString(err));
const char* listing = cgGetLastListing(g_cgcontext);
if (listing != NULL) {
DEBUG_LOG(VIDEO, " last listing: %s", listing);
}
}
} // namespace
// Init functions
bool Renderer::Init()
{
bool bSuccess = true;
s_blendMode = 0;
s_MSAACoverageSamples = 0;
s_bNativeResolution = g_Config.bNativeResolution;
switch (g_Config.iMultisampleMode)
{
case MULTISAMPLE_OFF: s_MSAASamples = 1; break;
case MULTISAMPLE_2X: s_MSAASamples = 2; break;
case MULTISAMPLE_4X: s_MSAASamples = 4; break;
case MULTISAMPLE_8X: s_MSAASamples = 8; break;
case MULTISAMPLE_CSAA_8X: s_MSAASamples = 4; s_MSAACoverageSamples = 8; break;
case MULTISAMPLE_CSAA_8XQ: s_MSAASamples = 8; s_MSAACoverageSamples = 8; break;
case MULTISAMPLE_CSAA_16X: s_MSAASamples = 4; s_MSAACoverageSamples = 16; break;
case MULTISAMPLE_CSAA_16XQ: s_MSAASamples = 8; s_MSAACoverageSamples = 16; break;
default:
s_MSAASamples = 1;
}
GLint numvertexattribs = 0;
g_cgcontext = cgCreateContext();
cgGetError();
cgSetErrorHandler(HandleCgError, NULL);
// Look for required extensions.
const char *ptoken = (const char*)glGetString(GL_EXTENSIONS);
if (!ptoken)
{
PanicAlert("Your OpenGL Driver seems to be not working.\n"
"Please make sure your drivers are up-to-date and\n"
"that your video hardware is OpenGL 2.x compatible "
);
return false;
}
INFO_LOG(VIDEO, "Supported OpenGL Extensions:");
INFO_LOG(VIDEO, ptoken); // write to the log file
INFO_LOG(VIDEO, "");
OSD::AddMessage(StringFromFormat("Video Info: %s, %s, %s", (const char*)glGetString(GL_VENDOR),
(const char*)glGetString(GL_RENDERER),
(const char*)glGetString(GL_VERSION)).c_str(), 5000);
s_bFullscreen = g_Config.bFullscreen;
glGetIntegerv(GL_MAX_VERTEX_ATTRIBS, &numvertexattribs);
if (numvertexattribs < 11) {
ERROR_LOG(VIDEO, "*********\nGPU: OGL ERROR: Number of attributes %d not enough\nGPU: *********Does your video card support OpenGL 2.x?", numvertexattribs);
bSuccess = false;
}
// Init extension support.
if (glewInit() != GLEW_OK) {
ERROR_LOG(VIDEO, "glewInit() failed!Does your video card support OpenGL 2.x?");
return false;
}
if (!GLEW_EXT_framebuffer_object) {
ERROR_LOG(VIDEO, "*********\nGPU: ERROR: Need GL_EXT_framebufer_object for multiple render targets\nGPU: *********Does your video card support OpenGL 2.x?");
bSuccess = false;
}
if (!GLEW_EXT_secondary_color) {
ERROR_LOG(VIDEO, "*********\nGPU: OGL ERROR: Need GL_EXT_secondary_color\nGPU: *********Does your video card support OpenGL 2.x?");
bSuccess = false;
}
s_bHaveFramebufferBlit = strstr(ptoken, "GL_EXT_framebuffer_blit") != NULL;
if (!s_bHaveFramebufferBlit)
{
// MSAA ain't gonna work. turn it off if enabled.
s_MSAASamples = 1;
}
s_bHaveCoverageMSAA = strstr(ptoken, "GL_NV_framebuffer_multisample_coverage") != NULL;
if (!s_bHaveCoverageMSAA)
{
s_MSAACoverageSamples = 0;
}
if (!bSuccess)
return false;
// Handle VSync on/off
#ifdef _WIN32
if (WGLEW_EXT_swap_control)
wglSwapIntervalEXT(g_Config.bVSync ? 1 : 0);
else
ERROR_LOG(VIDEO, "no support for SwapInterval (framerate clamped to monitor refresh rate)Does your video card support OpenGL 2.x?");
#elif defined(HAVE_X11) && HAVE_X11
if (glXSwapIntervalSGI)
glXSwapIntervalSGI(g_Config.bVSync ? 1 : 0);
else
ERROR_LOG(VIDEO, "no support for SwapInterval (framerate clamped to monitor refresh rate)");
#endif
// check the max texture width and height
GLint max_texture_size;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint *)&max_texture_size);
if (max_texture_size < 1024) {
ERROR_LOG(VIDEO, "GL_MAX_TEXTURE_SIZE too small at %i - must be at least 1024", max_texture_size);
}
if (GL_REPORT_ERROR() != GL_NO_ERROR)
bSuccess = false;
if (glDrawBuffers == NULL && !GLEW_ARB_draw_buffers)
glDrawBuffers = glDrawBuffersARB;
if (!GLEW_ARB_texture_non_power_of_two) {
WARN_LOG(VIDEO, "ARB_texture_non_power_of_two not supported. This extension is not yet used, though.");
}
// The size of the framebuffer targets should really NOT be the size of the OpenGL viewport.
// The EFB is larger than 640x480 - in fact, it's 640x528, give or take a couple of lines.
// So the below is wrong.
// This should really be grabbed from config rather than from OpenGL.
// JP: Set these to the biggest of the 2x mode and the custom resolution so that the framebuffer
// does not get to be too small
int W = (int)OpenGL_GetBackbufferWidth(), H = (int)OpenGL_GetBackbufferHeight();
s_targetwidth = (1280 >= W) ? 1280 : W;
s_targetheight = (960 >= H) ? 960 : H;
// Compensate height of render target for scaling, so that we get something close to the correct number of
// vertical pixels.
s_targetheight *= 528.0 / 480.0;
// Ensure a minimum target size so that the native res target always fits.
if (s_targetwidth < EFB_WIDTH)
s_targetwidth = EFB_WIDTH;
if (s_targetheight < EFB_HEIGHT)
s_targetheight = EFB_HEIGHT;
glGenFramebuffersEXT(1, (GLuint *)&s_uFramebuffer);
if (s_uFramebuffer == 0) {
ERROR_LOG(VIDEO, "failed to create the renderbufferDoes your video card support OpenGL 2.x?");
}
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, s_uFramebuffer);
if (s_MSAASamples <= 1) {
// Create the framebuffer target texture
glGenTextures(1, (GLuint *)&s_RenderTarget);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, s_RenderTarget);
// Create our main color render target as a texture rectangle of the desired size.
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, 4, s_targetwidth, s_targetheight, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
SetDefaultRectTexParams();
// Create the depth target texture
glGenTextures(1, &s_DepthTarget);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, s_DepthTarget);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_DEPTH_COMPONENT24, s_targetwidth, s_targetheight, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, NULL);
SetDefaultRectTexParams();
// Our framebuffer object is still bound here. Attach the two render targets, color and depth, to the framebuffer object.
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_RECTANGLE_ARB, s_RenderTarget, 0);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_RECTANGLE_ARB, s_DepthTarget, 0);
GL_REPORT_FBO_ERROR();
bool bFailed = glGetError() != GL_NO_ERROR || glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE_EXT;
// Check that the FBO is attached. If there is an error revert to a depth buffer.
if (bFailed) {
ERROR_LOG(VIDEO, "Disabling ztarget feature");
// detach and delete depth texture
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_RECTANGLE_ARB, 0, 0);
glDeleteTextures(1, (GLuint *)&s_DepthTarget);
s_DepthTarget = 0;
// create and attach depth buffer
glGenRenderbuffersEXT(1, (GLuint *)&s_DepthBuffer);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, s_DepthBuffer);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH24_STENCIL8_EXT, s_targetwidth, s_targetheight);
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, s_DepthBuffer);
GL_REPORT_FBO_ERROR();
}
}
else
{
// MSAA rendertarget init.
// First set up the boring multisampled rendertarget.
glGenRenderbuffersEXT(1, &s_RenderTarget);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, s_RenderTarget);
if (s_MSAACoverageSamples) {
glRenderbufferStorageMultisampleCoverageNV(GL_RENDERBUFFER_EXT, s_MSAACoverageSamples, s_MSAASamples, GL_RGBA, s_targetwidth, s_targetheight);
} else {
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, s_MSAASamples, GL_RGBA, s_targetwidth, s_targetheight);
}
glGenRenderbuffersEXT(1, &s_DepthTarget);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, s_DepthTarget);
if (s_MSAACoverageSamples) {
glRenderbufferStorageMultisampleCoverageNV(GL_RENDERBUFFER_EXT, s_MSAACoverageSamples, s_MSAASamples, GL_DEPTH_COMPONENT24, s_targetwidth, s_targetheight);
} else {
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, s_MSAASamples, GL_DEPTH_COMPONENT24, s_targetwidth, s_targetheight);
}
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, 0);
// Attach them to our multisampled FBO. The multisampled FBO is still bound here.
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_RENDERBUFFER_EXT, s_RenderTarget);
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, s_DepthTarget);
GL_REPORT_FBO_ERROR();
bool bFailed = glGetError() != GL_NO_ERROR || glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE_EXT;
if (bFailed) PanicAlert("Incomplete rt");
// Create our resolve FBO, and bind it.
glGenFramebuffersEXT(1, (GLuint *)&s_uResolvedFramebuffer);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
// Generate the resolve targets.
glGenTextures(1, (GLuint *)&s_ResolvedRenderTarget);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, s_ResolvedRenderTarget);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, 4, s_targetwidth, s_targetheight, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
SetDefaultRectTexParams();
// Generate the resolve targets.
glGenTextures(1, (GLuint *)&s_ResolvedDepthTarget);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, s_ResolvedDepthTarget);
glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_DEPTH_COMPONENT, s_targetwidth, s_targetheight, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_BYTE, NULL);
SetDefaultRectTexParams();
// Attach our resolve targets to our resolved FBO.
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_RECTANGLE_ARB, s_ResolvedRenderTarget, 0);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_TEXTURE_RECTANGLE_ARB, s_ResolvedDepthTarget, 0);
GL_REPORT_FBO_ERROR();
bFailed = glGetError() != GL_NO_ERROR || glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE_EXT;
if (bFailed) PanicAlert("Incomplete rt2");
if (bFailed) {
ERROR_LOG(VIDEO, "AA rendering init failed.");
}
}
if (GL_REPORT_ERROR() != GL_NO_ERROR)
bSuccess = false;
// glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, s_uFramebuffer);
glDrawBuffer(GL_COLOR_ATTACHMENT0_EXT);
if (GL_REPORT_ERROR() != GL_NO_ERROR)
bSuccess = false;
s_pfont = new RasterFont();
// load the effect, find the best profiles (if any)
if (cgGLIsProfileSupported(CG_PROFILE_ARBVP1) != CG_TRUE) {
ERROR_LOG(VIDEO, "arbvp1 not supported");
return false;
}
if (cgGLIsProfileSupported(CG_PROFILE_ARBFP1) != CG_TRUE) {
ERROR_LOG(VIDEO, "arbfp1 not supported");
return false;
}
g_cgvProf = cgGLGetLatestProfile(CG_GL_VERTEX);
g_cgfProf = cgGLGetLatestProfile(CG_GL_FRAGMENT);
cgGLSetOptimalOptions(g_cgvProf);
cgGLSetOptimalOptions(g_cgfProf);
INFO_LOG(VIDEO, "Max buffer sizes: %d %d", cgGetProgramBufferMaxSize(g_cgvProf), cgGetProgramBufferMaxSize(g_cgfProf));
int nenvvertparams, nenvfragparams, naddrregisters[2];
glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_MAX_PROGRAM_ENV_PARAMETERS_ARB, (GLint *)&nenvvertparams);
glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_MAX_PROGRAM_ENV_PARAMETERS_ARB, (GLint *)&nenvfragparams);
glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB, (GLint *)&naddrregisters[0]);
glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_MAX_PROGRAM_ADDRESS_REGISTERS_ARB, (GLint *)&naddrregisters[1]);
DEBUG_LOG(VIDEO, "Max program env parameters: vert=%d, frag=%d", nenvvertparams, nenvfragparams);
DEBUG_LOG(VIDEO, "Max program address register parameters: vert=%d, frag=%d", naddrregisters[0], naddrregisters[1]);
if (nenvvertparams < 238)
ERROR_LOG(VIDEO, "Not enough vertex shader environment constants!!");
#ifndef _DEBUG
cgGLSetDebugMode(GL_FALSE);
#endif
if (!InitializeGL())
return false;
XFB_Init();
return glGetError() == GL_NO_ERROR && bSuccess;
// Now save the actual settings
s_targetwidth = (int)OpenGL_GetBackbufferWidth();
s_targetheight = (int)OpenGL_GetBackbufferHeight();
}
void Renderer::Shutdown(void)
{
delete s_pfont;
s_pfont = 0;
XFB_Shutdown();
if (g_cgcontext) {
cgDestroyContext(g_cgcontext);
g_cgcontext = 0;
}
if (s_RenderTarget) {
glDeleteTextures(1, &s_RenderTarget);
s_RenderTarget = 0;
}
if (s_DepthTarget) {
glDeleteRenderbuffersEXT(1, &s_DepthTarget);
s_DepthTarget = 0;
}
if (s_uFramebuffer) {
glDeleteFramebuffersEXT(1, &s_uFramebuffer);
s_uFramebuffer = 0;
}
#ifdef _WIN32
if(s_bAVIDumping) {
AVIDump::Stop();
}
#else
if(f_pFrameDump != NULL) {
fclose(f_pFrameDump);
}
#endif
}
bool Renderer::InitializeGL()
{
glStencilFunc(GL_ALWAYS, 0, 0);
glBlendFunc(GL_ONE, GL_ONE);
glViewport(0, 0, GetTargetWidth(), GetTargetHeight()); // Reset The Current Viewport
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glShadeModel(GL_SMOOTH);
glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
glClearDepth(1.0f);
glEnable(GL_DEPTH_TEST);
glDisable(GL_LIGHTING);
glDepthFunc(GL_LEQUAL);
glPixelStorei(GL_UNPACK_ALIGNMENT, 4); // 4-byte pixel alignment
glDisable(GL_STENCIL_TEST);
glEnable(GL_SCISSOR_TEST);
glScissor(0, 0, GetTargetWidth(), GetTargetHeight());
glBlendColorEXT(0, 0, 0, 0.5f);
glClearDepth(1.0f);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
// legacy multitexturing: select texture channel only.
glActiveTexture(GL_TEXTURE0);
glClientActiveTexture(GL_TEXTURE0);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
return GL_REPORT_ERROR() == GL_NO_ERROR;
}
// Return the rendering window width and height
int Renderer::GetTargetWidth()
{
return (s_bNativeResolution || g_Config.b2xResolution) ?
(s_bNativeResolution ? EFB_WIDTH : EFB_WIDTH * 2) : s_targetwidth;
}
int Renderer::GetTargetHeight()
{
return (s_bNativeResolution || g_Config.b2xResolution) ?
(s_bNativeResolution ? EFB_HEIGHT : EFB_HEIGHT * 2) : s_targetheight;
}
float Renderer::GetTargetScaleX()
{
return (float)GetTargetWidth() / (float)EFB_WIDTH;
}
float Renderer::GetTargetScaleY()
{
return (float)GetTargetHeight() / (float)EFB_HEIGHT;
}
// Various supporting functions
void Renderer::SetRenderTarget(GLuint targ)
{
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_RECTANGLE_ARB,
targ != 0 ? targ : s_RenderTarget, 0);
}
void Renderer::SetFramebuffer(GLuint fb)
{
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, fb != 0 ? fb : s_uFramebuffer);
}
void Renderer::ResetGLState()
{
// Gets us to a reasonably sane state where it's possible to do things like
// image copies with textured quads, etc.
glDisable(GL_SCISSOR_TEST);
glDisable(GL_DEPTH_TEST);
glDisable(GL_CULL_FACE);
glDisable(GL_BLEND);
glDepthMask(GL_FALSE);
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
glDisable(GL_VERTEX_PROGRAM_ARB);
glDisable(GL_FRAGMENT_PROGRAM_ARB);
}
void Renderer::RestoreGLState()
{
// Gets us back into a more game-like state.
if (bpmem.genMode.cullmode > 0) glEnable(GL_CULL_FACE);
if (bpmem.zmode.testenable) glEnable(GL_DEPTH_TEST);
if (bpmem.zmode.updateenable) glDepthMask(GL_TRUE);
glEnable(GL_SCISSOR_TEST);
SetScissorRect();
SetColorMask();
SetBlendMode(true);
glEnable(GL_VERTEX_PROGRAM_ARB);
glEnable(GL_FRAGMENT_PROGRAM_ARB);
}
void Renderer::SetColorMask()
{
if (bpmem.blendmode.alphaupdate && bpmem.blendmode.colorupdate)
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
else if (bpmem.blendmode.alphaupdate)
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
else if (bpmem.blendmode.colorupdate)
glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_FALSE);
else
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
}
void Renderer::SetBlendMode(bool forceUpdate)
{
// blend mode bit mask
// 0 - blend enable
// 2 - reverse subtract enable (else add)
// 3-5 - srcRGB function
// 6-8 - dstRGB function
u32 newval = bpmem.blendmode.subtract << 2;
if (bpmem.blendmode.subtract) {
newval |= 0x0049; // enable blending src 1 dst 1
} else if (bpmem.blendmode.blendenable) {
newval |= 1; // enable blending
newval |= bpmem.blendmode.srcfactor << 3;
newval |= bpmem.blendmode.dstfactor << 6;
}
u32 changes = forceUpdate ? 0xFFFFFFFF : newval ^ s_blendMode;
if (changes & 1) {
// blend enable change
(newval & 1) ? glEnable(GL_BLEND) : glDisable(GL_BLEND);
}
if (changes & 4) {
// subtract enable change
glBlendEquation(newval & 4 ? GL_FUNC_REVERSE_SUBTRACT : GL_FUNC_ADD);
}
if (changes & 0x1F8) {
// blend RGB change
glBlendFunc(glSrcFactors[(newval >> 3) & 7], glDestFactors[(newval >> 6) & 7]);
}
s_blendMode = newval;
}
// Apply AA if enabled
GLuint Renderer::ResolveAndGetRenderTarget(const TRectangle &source_rect)
{
if (s_MSAASamples > 1)
{
// Flip the rectangle
TRectangle flipped_rect;
source_rect.FlipYPosition(GetTargetHeight(), &flipped_rect);
flipped_rect.Clamp(0, 0, GetTargetWidth(), GetTargetHeight());
// Do the resolve.
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uFramebuffer);
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
glBlitFramebufferEXT(flipped_rect.left, flipped_rect.top, flipped_rect.right, flipped_rect.bottom,
flipped_rect.left, flipped_rect.top, flipped_rect.right, flipped_rect.bottom,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
// Return the resolved target.
return s_ResolvedRenderTarget;
}
else
{
return s_RenderTarget;
}
}
GLuint Renderer::ResolveAndGetDepthTarget(const TRectangle &source_rect)
{
// This logic should be moved elsewhere.
if (s_MSAASamples > 1)
{
// Flip the rectangle
TRectangle flipped_rect;
//source_rect.FlipYPosition(GetTargetHeight(), &flipped_rect);
// donkopunchstania - some bug causes the offsets to be ignored. driver bug?
flipped_rect.top = 0;
flipped_rect.bottom = GetTargetHeight();
flipped_rect.left = 0;
flipped_rect.right = GetTargetWidth();
flipped_rect.Clamp(0, 0, GetTargetWidth(), GetTargetHeight());
// Do the resolve.
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uFramebuffer);
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
glBlitFramebufferEXT(flipped_rect.left, flipped_rect.top, flipped_rect.right, flipped_rect.bottom,
flipped_rect.left, flipped_rect.top, flipped_rect.right, flipped_rect.bottom,
GL_DEPTH_BUFFER_BIT, GL_NEAREST);
// Return the resolved target.
return s_ResolvedDepthTarget;
}
else
{
return s_DepthTarget;
}
}
/////////////////////////////////////////////////////////////////////////////
// Function: This function handles the OpenGL glScissor() function
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// Call browser: OpcodeDecoding.cpp ExecuteDisplayList > Decode() > LoadBPReg()
// case 0x52 > SetScissorRect()
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
// bpmem.scissorTL.x, y = 342x342
// bpmem.scissorBR.x, y = 981x821
// Renderer::GetTargetHeight() = the fixed ini file setting
// donkopunchstania - it appears scissorBR is the bottom right pixel inside the scissor box
// therefore the width and height are (scissorBR + 1) - scissorTL
bool Renderer::SetScissorRect()
{
int xoff = bpmem.scissorOffset.x * 2 - 342;
int yoff = bpmem.scissorOffset.y * 2 - 342;
float MValueX = GetTargetScaleX();
float MValueY = GetTargetScaleY();
float rc_left = (float)bpmem.scissorTL.x - xoff - 342; // left = 0
rc_left *= MValueX;
if (rc_left < 0) rc_left = 0;
float rc_top = (float)bpmem.scissorTL.y - yoff - 342; // right = 0
rc_top *= MValueY;
if (rc_top < 0) rc_top = 0;
float rc_right = (float)bpmem.scissorBR.x - xoff - 341; // right = 640
rc_right *= MValueX;
if (rc_right > EFB_WIDTH * MValueX) rc_right = EFB_WIDTH * MValueX;
float rc_bottom = (float)bpmem.scissorBR.y - yoff - 341; // bottom = 480
rc_bottom *= MValueY;
if (rc_bottom > EFB_HEIGHT * MValueY) rc_bottom = EFB_HEIGHT * MValueY;
/*LOG(VIDEO, "Scissor: lt=(%d,%d), rb=(%d,%d,%i), off=(%d,%d)\n",
rc_left, rc_top,
rc_right, rc_bottom, Renderer::GetTargetHeight(),
xoff, yoff
);*/
// Check that the coordinates are good
if (rc_right >= rc_left && rc_bottom >= rc_top)
{
glScissor(
(int)rc_left, // x = 0 for example
Renderer::GetTargetHeight() - (int)(rc_bottom), // y = 0 for example
(int)(rc_right - rc_left), // width = 640 for example
(int)(rc_bottom - rc_top) // height = 480 for example
);
return true;
}
return false;
}
// Aspect ratio functions
void ComputeBackbufferRectangle(TRectangle *rc)
{
float FloatGLWidth = (float)OpenGL_GetBackbufferWidth();
float FloatGLHeight = (float)OpenGL_GetBackbufferHeight();
float FloatXOffset = 0;
float FloatYOffset = 0;
// The rendering window size
const float WinWidth = FloatGLWidth;
const float WinHeight = FloatGLHeight;
// Handle aspect ratio.
if (g_Config.bKeepAR43 || g_Config.bKeepAR169)
{
// The rendering window aspect ratio as a proportion of the 4:3 or 16:9 ratio
float Ratio = (WinWidth / WinHeight) / (g_Config.bKeepAR43 ? (4.0f / 3.0f) : (16.0f / 9.0f));
// Check if height or width is the limiting factor. If ratio > 1 the picture is to wide and have to limit the width.
if (Ratio > 1)
{
// Scale down and center in the X direction.
FloatGLWidth /= Ratio;
FloatXOffset = (WinWidth - FloatGLWidth) / 2.0f;
}
// The window is too high, we have to limit the height
else
{
// Scale down and center in the Y direction.
FloatGLHeight *= Ratio;
FloatYOffset = FloatYOffset + (WinHeight - FloatGLHeight) / 2.0f;
}
}
// -----------------------------------------------------------------------
// Crop the picture from 4:3 to 5:4 or from 16:9 to 16:10.
// Output: FloatGLWidth, FloatGLHeight, FloatXOffset, FloatYOffset
// ------------------
if ((g_Config.bKeepAR43 || g_Config.bKeepAR169) && g_Config.bCrop)
{
float Ratio = g_Config.bKeepAR43 ? ((4.0 / 3.0) / (5.0 / 4.0)) : (((16.0 / 9.0) / (16.0 / 10.0)));
// The width and height we will add (calculate this before FloatGLWidth and FloatGLHeight is adjusted)
float IncreasedWidth = (Ratio - 1.0) * FloatGLWidth;
float IncreasedHeight = (Ratio - 1.0) * FloatGLHeight;
// The new width and height
FloatGLWidth = FloatGLWidth * Ratio;
FloatGLHeight = FloatGLHeight * Ratio;
// The new width and height ratio
float WidthRatio = ((float)FloatGLWidth) / 640.0;
float HeightRatio = ((float)FloatGLHeight) / 480.0;
// Adjust the X and Y offset
FloatXOffset = FloatXOffset - (IncreasedWidth / 2.0);
FloatYOffset = FloatYOffset - (IncreasedHeight / 2.0);
//NOTICE_LOG(OSREPORT, "Crop Ratio:%1.2f IncreasedHeight:%3.0f YOffset:%3.0f", Ratio, IncreasedHeight, FloatYOffset);
//NOTICE_LOG(OSREPORT, "Crop FloatGLWidth:%1.2f FloatGLHeight:%3.0f", (float)FloatGLWidth, (float)FloatGLHeight);
//NOTICE_LOG(OSREPORT, "");
}
// round(float) = floor(float + 0.5)
int XOffset = floor(FloatXOffset + 0.5);
int YOffset = floor(FloatYOffset + 0.5);
rc->left = XOffset;
rc->top = YOffset;
rc->right = XOffset + ceil(FloatGLWidth);
rc->bottom = YOffset + ceil(FloatGLHeight);
}
// This function has the final picture if the XFB functions are not used. We
// adjust the aspect ratio here.
void Renderer::Swap(const TRectangle& rc)
{
OpenGL_Update(); // just updates the render window position and the backbuffer size
DVSTARTPROFILE();
ResetGLState();
TRectangle back_rc;
ComputeBackbufferRectangle(&back_rc);
float u_max;
float v_min = 0.f;
float v_max;
if (g_Config.bAutoScale)
{
u_max = (rc.right - rc.left);
v_min = (float)GetTargetHeight() - (rc.bottom - rc.top);
v_max = (float)GetTargetHeight();
}
else
{
u_max = (float)GetTargetWidth();
v_max = (float)GetTargetHeight();
}
// Tell the OSD Menu about the current internal resolution
OSDInternalW = rc.right; OSDInternalH = rc.bottom;
// Make sure that the wireframe setting doesn't screw up the screen copy.
glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
// ---------------------------------------------------------------------
// Resolve the multisampled rendertarget into the normal one.
// ¯¯¯¯¯¯¯¯¯¯¯¯¯
if (/*s_bHaveFramebufferBlit*/ s_MSAASamples > 1)
{
// Use framebuffer blit to stretch screen.
// No messing around with annoying glBegin and viewports, plus can support multisampling.
if (s_MSAASamples > 1)
{
ResolveAndGetRenderTarget(rc);
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
}
else
{
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uFramebuffer);
}
// Draw to the window buffer with bilinear filtering
glBindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0);
glBlitFramebufferEXT(0, v_min, u_max, v_max,
back_rc.left, back_rc.top, back_rc.right, back_rc.bottom,
GL_COLOR_BUFFER_BIT, GL_LINEAR);
}
else
{
// No framebuffer_blit extension - crappy gfx card! Fall back to plain texturing solution.
// Disable all other stages.
for (int i = 1; i < 8; ++i)
TextureMngr::DisableStage(i);
// Update GLViewPort
glViewport(back_rc.left, back_rc.top,
back_rc.right - back_rc.left, back_rc.bottom - back_rc.top);
GL_REPORT_ERRORD();
// Copy the framebuffer to screen.
// TODO: Use glBlitFramebufferEXT.
// Render to the real buffer now.
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); // switch to the window backbuffer
// Texture map s_RenderTargets[s_curtarget] onto the main buffer
glActiveTexture(GL_TEXTURE0);
glEnable(GL_TEXTURE_RECTANGLE_ARB);
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, s_RenderTarget);
// Use linear filtering.
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
/*
static const float vtx_data[8] = {-1, -1, -1, 1, 1, 1, 1, -1};
const float uv_data[8] = {0, v_min, 0, v_max, u_max, v_max, u_max, v_min};
glBindBuffer(GL_ARRAY_BUFFER, 0);
glEnableClientState(GL_TEXTURE_COORD_ARRAY);
glVertexPointer(2, GL_FLOAT, 0, (void *)vtx_data);
glTexCoordPointer(2, GL_FLOAT, 0, (void *)uv_data);
glDrawArrays(GL_QUADS, 0, 4);
*/
// We must call ApplyShader here even if no post proc is selected - it takes
// care of disabling it in that case. It returns false in case of no post processing.
if (PostProcessing::ApplyShader())
{
glBegin(GL_QUADS);
glTexCoord2f(0, v_min); glMultiTexCoord2fARB(GL_TEXTURE1, 0, 0); glVertex2f(-1, -1);
glTexCoord2f(0, v_max); glMultiTexCoord2fARB(GL_TEXTURE1, 0, 1); glVertex2f(-1, 1);
glTexCoord2f(u_max, v_max); glMultiTexCoord2fARB(GL_TEXTURE1, 1, 1); glVertex2f( 1, 1);
glTexCoord2f(u_max, v_min); glMultiTexCoord2fARB(GL_TEXTURE1, 1, 0); glVertex2f( 1, -1);
glEnd();
glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, 0);
}
else
{
glBegin(GL_QUADS);
glTexCoord2f(0, v_min); glVertex2f(-1, -1);
glTexCoord2f(0, v_max); glVertex2f(-1, 1);
glTexCoord2f(u_max, v_max); glVertex2f( 1, 1);
glTexCoord2f(u_max, v_min); glVertex2f( 1, -1);
glEnd();
}
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
TextureMngr::DisableStage(0);
}
// Wireframe
if (g_Config.bWireFrame)
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
// Save screenshot
if (s_bScreenshot)
{
// Select source
if (s_MSAASamples > 1)
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
else
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uFramebuffer);
s_criticalScreenshot.Enter();
// Save screenshot
SaveRenderTarget(s_sScreenshotName.c_str(), rc.right, rc.bottom, (int)(v_min));
// Reset settings
s_sScreenshotName = "";
s_bScreenshot = false;
s_criticalScreenshot.Leave();
}
// It should not be necessary to read from the window backbuffer beyond this point
if (/*s_bHaveFramebufferBlit*/ s_MSAASamples > 1)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
// Frame dumps are handled a little differently in Windows
#ifdef _WIN32
if (g_Config.bDumpFrames)
{
// Select source
if (s_MSAASamples > 1)
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uResolvedFramebuffer);
else
glBindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, s_uFramebuffer);
s_criticalScreenshot.Enter();
int w = rc.right;
int h = rc.bottom;
int t = (int)(v_min);
u8 *data = (u8 *) malloc(3 * w * h);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, t, w, h, GL_BGR, GL_UNSIGNED_BYTE, data);
if (glGetError() == GL_NO_ERROR)
{
if (!s_bLastFrameDumped)
{
s_bAVIDumping = AVIDump::Start(EmuWindow::GetChildParentWnd(), w, h);
if (!s_bAVIDumping)
OSD::AddMessage("AVIDump Start failed", 2000);
else
{
OSD::AddMessage(StringFromFormat(
"Dumping Frames to \"%s/framedump0.avi\" (%dx%d RGB24)", FULL_FRAMES_DIR, w, h).c_str(), 2000);
}
}
if (s_bAVIDumping)
AVIDump::AddFrame((char *) data);
s_bLastFrameDumped = true;
}
else
{
NOTICE_LOG(VIDEO, "Error reading framebuffer");
}
free(data);
s_criticalScreenshot.Leave();
}
else
{
if(s_bLastFrameDumped && s_bAVIDumping)
{
AVIDump::Stop();
s_bAVIDumping = false;
OSD::AddMessage("Stop dumping frames to AVI", 2000);
}
s_bLastFrameDumped = false;
}
#else
if (g_Config.bDumpFrames) {
s_criticalScreenshot.Enter();
char movie_file_name[255];
int w = OpenGL_GetBackbufferWidth();
int h = OpenGL_GetBackbufferHeight();
u8 *data = (u8 *) malloc(3 * w * h);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, 0, w, h, GL_RGB, GL_UNSIGNED_BYTE, data);
if (glGetError() == GL_NO_ERROR) {
if (!s_bLastFrameDumped) {
sprintf(movie_file_name, "%s/framedump.raw", FULL_FRAMES_DIR);
f_pFrameDump = fopen(movie_file_name, "wb");
if (f_pFrameDump == NULL) {
PanicAlert("Error opening framedump.raw for writing.");
} else {
char msg [255];
sprintf(msg, "Dumping Frames to \"%s\" (%dx%d RGB24)", movie_file_name, w, h);
OSD::AddMessage(msg, 2000);
}
}
if (f_pFrameDump != NULL) {
FlipImageData(data, w, h);
fwrite(data, w * 3, h, f_pFrameDump);
fflush(f_pFrameDump);
}
s_bLastFrameDumped = true;
}
free(data);
s_criticalScreenshot.Leave();
} else {
if(s_bLastFrameDumped && f_pFrameDump != NULL) {
fclose(f_pFrameDump);
f_pFrameDump = NULL;
}
s_bLastFrameDumped = false;
}
#endif
// ---------------------------------------------------------------------
// Place messages on the picture, then copy it to the screen
SwapBuffers();
// Why save this as s_bNativeResolution if we updated it every frame?
s_bNativeResolution = g_Config.bNativeResolution;
RestoreGLState();
GL_REPORT_ERRORD();
g_Config.iSaveTargetId = 0;
// For testing zbuffer targets.
// Renderer::SetZBufferRender();
// SaveTexture("tex.tga", GL_TEXTURE_RECTANGLE_ARB, s_FakeZTarget, GetTargetWidth(), GetTargetHeight());
}
//////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////
// We can now draw whatever we want on top of the picture. Then we copy the final picture to the output.
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void Renderer::SwapBuffers()
{
// ---------------------------------------------------------------------
// Count FPS.
// ¯¯¯¯¯¯¯¯¯¯¯¯¯
static int fpscount = 0;
static unsigned long lasttime;
++fpscount;
if (timeGetTime() - lasttime > 1000)
{
lasttime = timeGetTime();
s_fps = fpscount - 1;
fpscount = 0;
}
// ---------------------------------------------------------------------
for (int i = 0; i < 8; i++) {
glActiveTexture(GL_TEXTURE0 + i);
glDisable(GL_TEXTURE_2D);
glDisable(GL_TEXTURE_RECTANGLE_ARB);
}
glActiveTexture(GL_TEXTURE0);
DrawDebugText();
OSD::DrawMessages();
#if defined(DVPROFILE)
if (g_bWriteProfile) {
//g_bWriteProfile = 0;
static int framenum = 0;
const int UPDATE_FRAMES = 8;
if (++framenum >= UPDATE_FRAMES) {
DVProfWrite("prof.txt", UPDATE_FRAMES);
DVProfClear();
framenum = 0;
}
}
#endif
// Copy the rendered frame to the real window
OpenGL_SwapBuffers();
// Clear framebuffer
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
GL_REPORT_ERRORD();
// Clean out old stuff from caches
VertexShaderCache::ProgressiveCleanup();
PixelShaderCache::ProgressiveCleanup();
TextureMngr::ProgressiveCleanup();
frameCount++;
// New frame
stats.ResetFrame();
// Render to the framebuffer.
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, s_uFramebuffer);
GL_REPORT_ERRORD();
}
// Create On-Screen-Messages
void Renderer::DrawDebugText()
{
// Reset viewport for drawing text
glViewport(0, 0, OpenGL_GetBackbufferWidth(), OpenGL_GetBackbufferHeight());
// Draw various messages on the screen, like FPS, statistics, etc.
char debugtext_buffer[8192];
char *p = debugtext_buffer;
p[0] = 0;
if (g_Config.bShowFPS)
p+=sprintf(p, "FPS: %d\n", s_fps);
if (g_Config.bShowEFBCopyRegions)
{
// Store Line Size
GLfloat lSize;
glGetFloatv(GL_LINE_WIDTH, &lSize);
// Set Line Size
glLineWidth(3.0f);
glBegin(GL_LINES);
// Draw EFB copy regions rectangles
for (std::vector<TRectangle>::const_iterator it = stats.efb_regions.begin(); it != stats.efb_regions.end(); ++it)
{
GLfloat halfWidth = Renderer::GetTargetWidth() / 2.0f;
GLfloat halfHeight = Renderer::GetTargetHeight() / 2.0f;
GLfloat x = (GLfloat) -1.0f + ((GLfloat)it->left / halfWidth);
GLfloat y = (GLfloat) 1.0f - ((GLfloat)it->top / halfHeight);
GLfloat x2 = (GLfloat) -1.0f + ((GLfloat)it->right / halfWidth);
GLfloat y2 = (GLfloat) 1.0f - ((GLfloat)it->bottom / halfHeight);
// Draw shadow of rect
glColor3f(0.0f, 0.0f, 0.0f);
glVertex2f(x, y - 0.01); glVertex2f(x2, y - 0.01);
glVertex2f(x, y2 - 0.01); glVertex2f(x2, y2 - 0.01);
glVertex2f(x + 0.005, y); glVertex2f(x + 0.005, y2);
glVertex2f(x2 + 0.005, y); glVertex2f(x2 + 0.005, y2);
// Draw rect
glColor3f(0.0f, 1.0f, 1.0f);
glVertex2f(x, y); glVertex2f(x2, y);
glVertex2f(x, y2); glVertex2f(x2, y2);
glVertex2f(x, y); glVertex2f(x, y2);
glVertex2f(x2, y); glVertex2f(x2, y2);
}
glEnd();
// Restore Line Size
glLineWidth(lSize);
// Clear stored regions
stats.efb_regions.clear();
}
if (g_Config.bOverlayStats)
{
p+=sprintf(p,"textures created: %i\n",stats.numTexturesCreated);
p+=sprintf(p,"textures alive: %i\n",stats.numTexturesAlive);
p+=sprintf(p,"pshaders created: %i\n",stats.numPixelShadersCreated);
p+=sprintf(p,"pshaders alive: %i\n",stats.numPixelShadersAlive);
p+=sprintf(p,"vshaders created: %i\n",stats.numVertexShadersCreated);
p+=sprintf(p,"vshaders alive: %i\n",stats.numVertexShadersAlive);
p+=sprintf(p,"dlists called: %i\n",stats.numDListsCalled);
p+=sprintf(p,"dlists called(f): %i\n",stats.thisFrame.numDListsCalled);
// not used.
//p+=sprintf(p,"dlists created: %i\n",stats.numDListsCreated);
//p+=sprintf(p,"dlists alive: %i\n",stats.numDListsAlive);
//p+=sprintf(p,"strip joins: %i\n",stats.numJoins);
p+=sprintf(p,"primitives: %i\n",stats.thisFrame.numPrims);
p+=sprintf(p,"primitive joins: %i\n",stats.thisFrame.numPrimitiveJoins);
p+=sprintf(p,"buffer splits: %i\n",stats.thisFrame.numBufferSplits);
p+=sprintf(p,"draw calls: %i\n",stats.thisFrame.numDrawCalls);
p+=sprintf(p,"primitives (DL): %i\n",stats.thisFrame.numDLPrims);
p+=sprintf(p,"XF loads: %i\n",stats.thisFrame.numXFLoads);
p+=sprintf(p,"XF loads (DL): %i\n",stats.thisFrame.numXFLoadsInDL);
p+=sprintf(p,"CP loads: %i\n",stats.thisFrame.numCPLoads);
p+=sprintf(p,"CP loads (DL): %i\n",stats.thisFrame.numCPLoadsInDL);
p+=sprintf(p,"BP loads: %i\n",stats.thisFrame.numBPLoads);
p+=sprintf(p,"BP loads (DL): %i\n",stats.thisFrame.numBPLoadsInDL);
p+=sprintf(p,"vertex loaders: %i\n",stats.numVertexLoaders);
std::string text1;
VertexLoaderManager::AppendListToString(&text1);
// TODO: Check for buffer overflow
p+=sprintf(p,"%s",text1.c_str());
}
if (g_Config.bOverlayBlendStats)
{
p+=sprintf(p,"LogicOp Mode: %i\n", stats.logicOpMode);
p+=sprintf(p,"Source Factor: %i\n", stats.srcFactor);
p+=sprintf(p,"Destination Factor: %i\n", stats.dstFactor);
p+=sprintf(p,"Dithering: %s\n", stats.dither==1 ? "Enabled" : "Disabled");
p+=sprintf(p,"Color Update: %s\n", stats.colorUpdate==1 ? "Enabled" : "Disabled");
p+=sprintf(p,"Alpha Update: %s\n", stats.alphaUpdate==1 ? "Enabled" : "Disabled");
p+=sprintf(p,"Dst Alpha Enabled: %s\n", stats.dstAlphaEnable==1 ? "Enabled" : "Disabled");
p+=sprintf(p,"Dst Alpha: %08x\n", stats.dstAlpha);
}
if (g_Config.bOverlayProjStats)
{
p+=sprintf(p,"Projection #: X for Raw 6=0 (X for Raw 6!=0)\n\n");
p+=sprintf(p,"Projection 0: %f (%f) Raw 0: %f\n", stats.gproj_0, stats.g2proj_0, stats.proj_0);
p+=sprintf(p,"Projection 1: %f (%f)\n", stats.gproj_1, stats.g2proj_1);
p+=sprintf(p,"Projection 2: %f (%f) Raw 1: %f\n", stats.gproj_2, stats.g2proj_2, stats.proj_1);
p+=sprintf(p,"Projection 3: %f (%f)\n\n", stats.gproj_3, stats.g2proj_3);
p+=sprintf(p,"Projection 4: %f (%f)\n", stats.gproj_4, stats.g2proj_4);
p+=sprintf(p,"Projection 5: %f (%f) Raw 2: %f\n", stats.gproj_5, stats.g2proj_5, stats.proj_2);
p+=sprintf(p,"Projection 6: %f (%f) Raw 3: %f\n", stats.gproj_6, stats.g2proj_6, stats.proj_3);
p+=sprintf(p,"Projection 7: %f (%f)\n\n", stats.gproj_7, stats.g2proj_7);
p+=sprintf(p,"Projection 8: %f (%f)\n", stats.gproj_8, stats.g2proj_8);
p+=sprintf(p,"Projection 9: %f (%f)\n", stats.gproj_9, stats.g2proj_9);
p+=sprintf(p,"Projection 10: %f (%f) Raw 4: %f\n\n", stats.gproj_10, stats.g2proj_10, stats.proj_4);
p+=sprintf(p,"Projection 11: %f (%f) Raw 5: %f\n\n", stats.gproj_11, stats.g2proj_11, stats.proj_5);
p+=sprintf(p,"Projection 12: %f (%f)\n", stats.gproj_12, stats.g2proj_12);
p+=sprintf(p,"Projection 13: %f (%f)\n", stats.gproj_13, stats.g2proj_13);
p+=sprintf(p,"Projection 14: %f (%f)\n", stats.gproj_14, stats.g2proj_14);
p+=sprintf(p,"Projection 15: %f (%f)\n", stats.gproj_15, stats.g2proj_15);
}
// Render a shadow, and then the text.
Renderer::RenderText(debugtext_buffer, 21, 21, 0xDD000000);
Renderer::RenderText(debugtext_buffer, 20, 20, 0xFF00FFFF);
// OSD Menu messages
if (OSDChoice > 0 && g_Config.bEFBCopyDisableHotKey)
{
OSDTime = timeGetTime() + 3000;
OSDChoice = -OSDChoice;
}
if ((u32)OSDTime > timeGetTime() && g_Config.bEFBCopyDisableHotKey)
{
std::string T1 = "";
std::string T2 = "";
int W, H;
sscanf(g_Config.iInternalRes, "%dx%d", &W, &H);
std::string OSDM1 =
g_Config.bNativeResolution || g_Config.b2xResolution ?
(g_Config.bNativeResolution ?
StringFromFormat("%i x %i (native)", OSDInternalW, OSDInternalH)
: StringFromFormat("%i x %i (2x)", OSDInternalW, OSDInternalH))
: StringFromFormat("%i x %i (custom)", W, H);
std::string OSDM21 =
!(g_Config.bKeepAR43 || g_Config.bKeepAR169) ? "-": (g_Config.bKeepAR43 ? "4:3" : "16:9");
std::string OSDM22 =
g_Config.bCrop ? " (crop)" : "";
std::string OSDM31 =
g_Config.bCopyEFBToRAM ? "RAM" : "Texture";
std::string OSDM32 =
g_Config.bEFBCopyDisable ? "No" : "Yes";
// If there is more text than this we will have a collission
if (g_Config.bShowFPS)
{ T1 += "\n\n"; T2 += "\n\n"; }
// The latest changed setting in yellow
T1 += (OSDChoice == -1) ? StringFromFormat("3: Internal Resolution: %s\n", OSDM1.c_str()) : "\n";
T1 += (OSDChoice == -2) ? StringFromFormat("4: Lock Aspect Ratio: %s%s\n", OSDM21.c_str(), OSDM22.c_str()) : "\n";
T1 += (OSDChoice == -3) ? StringFromFormat("5: Copy Embedded Framebuffer to %s: %s\n", OSDM31.c_str(), OSDM32.c_str()) : "\n";
// The other settings in cyan
T2 += !(OSDChoice == -1) ? StringFromFormat("3: Internal Resolution: %s\n", OSDM1.c_str()) : "\n";
T2 += !(OSDChoice == -2) ? StringFromFormat("4: Lock Aspect Ratio: %s\n", OSDM21.c_str(), OSDM22.c_str()) : "\n";
T2 += !(OSDChoice == -3) ? StringFromFormat("5: Copy Embedded Framebuffer to %s: %s\n", OSDM31.c_str(), OSDM32.c_str()) : "\n";
// Render a shadow, and then the text
Renderer::RenderText(T1.c_str(), 21, 21, 0xDD000000);
Renderer::RenderText(T1.c_str(), 20, 20, 0xFFffff00);
Renderer::RenderText(T2.c_str(), 21, 21, 0xDD000000);
Renderer::RenderText(T2.c_str(), 20, 20, 0xFF00FFFF);
}
}
void Renderer::RenderText(const char* pstr, int left, int top, u32 color)
{
int nBackbufferWidth = (int)OpenGL_GetBackbufferWidth();
int nBackbufferHeight = (int)OpenGL_GetBackbufferHeight();
glColor4f(((color>>16) & 0xff)/255.0f, ((color>> 8) & 0xff)/255.0f,
((color>> 0) & 0xff)/255.0f, ((color>>24) & 0xFF)/255.0f);
s_pfont->printMultilineText(pstr,
left * 2.0f / (float)nBackbufferWidth - 1,
1 - top * 2.0f / (float)nBackbufferHeight,
0, nBackbufferWidth, nBackbufferHeight);
}
// Save screenshot
void Renderer::SetScreenshot(const char *filename)
{
s_criticalScreenshot.Enter();
s_sScreenshotName = filename;
s_bScreenshot = true;
s_criticalScreenshot.Leave();
}
bool Renderer::SaveRenderTarget(const char *filename, int W, int H, int YOffset)
{
// The height seemed to often be one less than the setting (but sometimes not),
// perhaps the source is the (bpmem.copyTexSrcWH.y + 1) in BPStructs.cpp that I'm guessing
// is there because of how some GL function works. But the buffer we are reading from here
// seems to have the necessary pixels for a complete height so we use the complete height
// from the settings.
if (!(g_Config.bNativeResolution || g_Config.b2xResolution))
sscanf(g_Config.iInternalRes, "%dx%d", &W, &H);
u8 *data = (u8 *)malloc(3 * W * H);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, YOffset, W, H, GL_RGB, GL_UNSIGNED_BYTE, data);
// Show failure message
if (glGetError() != GL_NO_ERROR)
{
OSD::AddMessage("Error capturing or saving screenshot.", 2000);
return false;
}
// Turn image upside down
FlipImageData(data, W, H);
#if defined(HAVE_WX) && HAVE_WX
// Create wxImage
wxImage a(W, H, data);
// ---------------------------------------------------------------------
// To get past the problem of non-4:3 and non-16:9 native resolution pictures (for example
// in RE1 some pictures have non-4:3 resolutions like 640 x 448 and 512 x 448 and such that
// are meant to be rescaled to 4:3, and most Wii games use 640 x 480 even for the 16:9 mode)
// we let the user use the keep aspect ratio functions to control the resulting aspect ratio.
// ¯¯¯¯¯¯¯¯¯¯¯¯¯
// We don't adjust non-native resolutions to avoid blurring the picture.
// ¯¯¯¯¯¯¯¯¯¯¯¯¯
float Ratio = (float)W / (float)(H), TargetRatio;
if ((g_Config.bNativeResolution || g_Config.b2xResolution) && (g_Config.bKeepAR169 || g_Config.bKeepAR43)
&& Ratio != 4.0/3.0 && Ratio != 16.0/9.0)
{
if (g_Config.bKeepAR43)
TargetRatio = 4.0/3.0;
else
TargetRatio = 16.0/9.0;
// Check if the height or width should be changed (we only increase the picture size, not
// the other way around)
if (Ratio < TargetRatio)
{
float fW = (float)H * TargetRatio;
W = (int)fW;
}
else
{
float fH = (float)W * (1 / TargetRatio);
H = (int)fH;
}
a.Rescale(W, H, wxIMAGE_QUALITY_HIGH);
}
// ---------------------------------------------------------------------
a.SaveFile(wxString::FromAscii(filename), wxBITMAP_TYPE_BMP);
bool result = true;
// Show success messages
OSD::AddMessage(StringFromFormat("Saved %i x %i %s\n", W, H, s_sScreenshotName.c_str()).c_str(), 2000);
#else
bool result = SaveTGA(filename, w, h, data);
free(data);
#endif
return result;
}
void Renderer::FlipImageData(u8 *data, int w, int h)
{
// Flip image upside down. Damn OpenGL.
for (int y = 0; y < h / 2; y++)
{
for(int x = 0; x < w; x++)
{
std::swap(data[(y * w + x) * 3], data[((h - 1 - y) * w + x) * 3]);
std::swap(data[(y * w + x) * 3 + 1], data[((h - 1 - y) * w + x) * 3 + 1]);
std::swap(data[(y * w + x) * 3 + 2], data[((h - 1 - y) * w + x) * 3 + 2]);
}
}
}
//////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////
// Function: This function does not have the final picture. Use Renderer::Swap() to adjust the final picture.
// Call schedule: Called from VertexShaderManager
// ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯
void UpdateViewport()
{
// ---------
// Logging
// ---------
// reversed gxsetviewport(xorig, yorig, width, height, nearz, farz)
// [0] = width/2
// [1] = height/2
// [2] = 16777215 * (farz - nearz)
// [3] = xorig + width/2 + 342
// [4] = yorig + height/2 + 342
// [5] = 16777215 * farz
/*INFO_LOG(VIDEO, "view: topleft=(%f,%f), wh=(%f,%f), z=(%f,%f)",
rawViewport[3]-rawViewport[0]-342, rawViewport[4]+rawViewport[1]-342,
2 * rawViewport[0], 2 * rawViewport[1],
(rawViewport[5] - rawViewport[2]) / 16777215.0f, rawViewport[5] / 16777215.0f);*/
// --------
int scissorXOff = bpmem.scissorOffset.x * 2 - 342;
int scissorYOff = bpmem.scissorOffset.y * 2 - 342;
// -------------------------------------
float MValueX = Renderer::GetTargetScaleX();
float MValueY = Renderer::GetTargetScaleY();
// Stretch picture with increased internal resolution
int GLx = (int)ceil((xfregs.rawViewport[3] - xfregs.rawViewport[0] - 342 - scissorXOff) * MValueX);
int GLy = (int)ceil(Renderer::GetTargetHeight() - ((int)(xfregs.rawViewport[4] - xfregs.rawViewport[1] - 342 - scissorYOff)) * MValueY);
int GLWidth = (int)ceil(abs((int)(2 * xfregs.rawViewport[0])) * MValueX);
int GLHeight = (int)ceil(abs((int)(2 * xfregs.rawViewport[1])) * MValueY);
// Update the view port
glViewport(GLx, GLy, GLWidth, GLHeight);
// GLDepthRange - this could be a source of trouble - see the viewport hacks.
double GLNear = (xfregs.rawViewport[5] - xfregs.rawViewport[2]) / 16777215.0f;
double GLFar = xfregs.rawViewport[5] / 16777215.0f;
glDepthRange(GLNear, GLFar);
// -------------------------------------
// Logging
/*
RECT RcTop, RcParent, RcChild;
HWND Child = EmuWindow::GetWnd();
HWND Parent = GetParent(Child);
HWND Top = GetParent(Parent);
GetWindowRect(Top, &RcTop);
GetWindowRect(Parent, &RcParent);
GetWindowRect(Child, &RcChild);
//Console::ClearScreen();
DEBUG_LOG(CONSOLE, "----------------------------------------------------------------");
DEBUG_LOG(CONSOLE, "Top window: X:%03i Y:%03i Width:%03i Height:%03i", RcTop.left, RcTop.top, RcTop.right - RcTop.left, RcTop.bottom - RcTop.top);
DEBUG_LOG(CONSOLE, "Parent window: X:%03i Y:%03i Width:%03i Height:%03i", RcParent.left, RcParent.top, RcParent.right - RcParent.left, RcParent.bottom - RcParent.top);
DEBUG_LOG(CONSOLE, "Child window: X:%03i Y:%03i Width:%03i Height:%03i", RcChild.left, RcChild.top, RcChild.right - RcChild.left, RcChild.bottom - RcChild.top);
DEBUG_LOG(CONSOLE, "----------------------------------------------------------------");
DEBUG_LOG(CONSOLE, "Res. MValue: X:%f Y:%f XOffs:%f YOffs:%f", OpenGL_GetXmax(), OpenGL_GetYmax(), OpenGL_GetXoff(), OpenGL_GetYoff());
DEBUG_LOG(CONSOLE, "GLViewPort: X:%03i Y:%03i Width:%03i Height:%03i", GLx, GLy, GLWidth, GLHeight);
DEBUG_LOG(CONSOLE, "GLDepthRange: Near:%f Far:%f", GLNear, GLFar);
DEBUG_LOG(CONSOLE, "GLScissor: X:%03i Y:%03i Width:%03i Height:%03i", GLScissorX, GLScissorY, GLScissorW, GLScissorH);
DEBUG_LOG(CONSOLE, "----------------------------------------------------------------");
*/
}
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