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

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// Copyright (C) 2003 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 "VideoConfig.h"
#include "IniFile.h"
#include "Setup.h"
#include "Core.h"
#include "Host.h"
#include "VideoBackend.h"
#include "ConfigManager.h"
#include "Render.h"
#include "VertexShaderManager.h"
#include "GLUtil.h"
#if defined(_WIN32)
#include "EmuWindow.h"
static HDC hDC = NULL; // Private GDI Device Context
static HGLRC hRC = NULL; // Permanent Rendering Context
#else
GLWindow GLWin;
#endif
// Handles OpenGL and the window
// Window dimensions.
static int s_backbuffer_width;
static int s_backbuffer_height;
void OpenGL_SwapBuffers()
{
#if defined(USE_WX) && USE_WX
GLWin.glCanvas->SwapBuffers();
#elif defined(__APPLE__)
[GLWin.cocoaCtx flushBuffer];
#elif defined(_WIN32)
SwapBuffers(hDC);
#elif defined(HAVE_X11) && HAVE_X11
glXSwapBuffers(GLWin.dpy, GLWin.win);
#endif
}
u32 OpenGL_GetBackbufferWidth()
{
return s_backbuffer_width;
}
u32 OpenGL_GetBackbufferHeight()
{
return s_backbuffer_height;
}
void OpenGL_SetWindowText(const char *text)
{
#if defined(USE_WX) && USE_WX
// Handled by Host_UpdateTitle()
#elif defined(__APPLE__)
[GLWin.cocoaWin setTitle: [NSString stringWithUTF8String: text]];
#elif defined(_WIN32)
TCHAR temp[512];
swprintf_s(temp, sizeof(temp)/sizeof(TCHAR), _T("%hs"), text);
EmuWindow::SetWindowText(temp);
#elif defined(HAVE_X11) && HAVE_X11
// Tell X to ask the window manager to set the window title.
// (X itself doesn't provide window title functionality.)
XStoreName(GLWin.dpy, GLWin.win, text);
#endif
}
namespace OGL
{
// Draw messages on top of the screen
unsigned int VideoBackend::PeekMessages()
{
#ifdef _WIN32
// TODO: peekmessage
MSG msg;
while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE))
{
if (msg.message == WM_QUIT)
return FALSE;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return TRUE;
#else
return false;
#endif
}
// Show the current FPS
void VideoBackend::UpdateFPSDisplay(const char *text)
{
char temp[100];
snprintf(temp, sizeof temp, "%s | OpenGL | %s", scm_rev_str, text);
OpenGL_SetWindowText(temp);
}
}
#if defined(HAVE_X11) && HAVE_X11
void XEventThread();
void CreateXWindow(void)
{
Atom wmProtocols[1];
// Setup window attributes
GLWin.attr.colormap = XCreateColormap(GLWin.evdpy,
GLWin.parent, GLWin.vi->visual, AllocNone);
GLWin.attr.event_mask = KeyPressMask | StructureNotifyMask | FocusChangeMask;
GLWin.attr.background_pixel = BlackPixel(GLWin.evdpy, GLWin.screen);
GLWin.attr.border_pixel = 0;
// Create the window
GLWin.win = XCreateWindow(GLWin.evdpy, GLWin.parent,
GLWin.x, GLWin.y, GLWin.width, GLWin.height, 0,
GLWin.vi->depth, InputOutput, GLWin.vi->visual,
CWBorderPixel | CWBackPixel | CWColormap | CWEventMask, &GLWin.attr);
wmProtocols[0] = XInternAtom(GLWin.evdpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(GLWin.evdpy, GLWin.win, wmProtocols, 1);
XSetStandardProperties(GLWin.evdpy, GLWin.win, "GPU", "GPU", None, NULL, 0, NULL);
XMapRaised(GLWin.evdpy, GLWin.win);
XSync(GLWin.evdpy, True);
GLWin.xEventThread = std::thread(XEventThread);
}
void DestroyXWindow(void)
{
XUnmapWindow(GLWin.dpy, GLWin.win);
GLWin.win = 0;
if (GLWin.xEventThread.joinable())
GLWin.xEventThread.join();
XFreeColormap(GLWin.evdpy, GLWin.attr.colormap);
}
void XEventThread()
{
// Free look variables
static bool mouseLookEnabled = false;
static bool mouseMoveEnabled = false;
static float lastMouse[2];
while (GLWin.win)
{
XEvent event;
KeySym key;
for (int num_events = XPending(GLWin.evdpy); num_events > 0; num_events--)
{
XNextEvent(GLWin.evdpy, &event);
switch(event.type) {
case KeyPress:
key = XLookupKeysym((XKeyEvent*)&event, 0);
switch (key)
{
case XK_3:
OSDChoice = 1;
// Toggle native resolution
g_Config.iEFBScale = g_Config.iEFBScale + 1;
if (g_Config.iEFBScale > 7) g_Config.iEFBScale = 0;
break;
case XK_4:
OSDChoice = 2;
// Toggle aspect ratio
g_Config.iAspectRatio = (g_Config.iAspectRatio + 1) & 3;
break;
case XK_5:
OSDChoice = 3;
// Toggle EFB copy
if (!g_Config.bEFBCopyEnable || g_Config.bCopyEFBToTexture)
{
g_Config.bEFBCopyEnable ^= true;
g_Config.bCopyEFBToTexture = false;
}
else
{
g_Config.bCopyEFBToTexture = !g_Config.bCopyEFBToTexture;
}
break;
case XK_6:
OSDChoice = 4;
g_Config.bDisableFog = !g_Config.bDisableFog;
break;
default:
break;
}
if (g_Config.bFreeLook)
{
static float debugSpeed = 1.0f;
switch (key)
{
case XK_parenleft:
debugSpeed /= 2.0f;
break;
case XK_parenright:
debugSpeed *= 2.0f;
break;
case XK_w:
VertexShaderManager::TranslateView(0.0f, debugSpeed);
break;
case XK_s:
VertexShaderManager::TranslateView(0.0f, -debugSpeed);
break;
case XK_a:
VertexShaderManager::TranslateView(debugSpeed, 0.0f);
break;
case XK_d:
VertexShaderManager::TranslateView(-debugSpeed, 0.0f);
break;
case XK_r:
VertexShaderManager::ResetView();
break;
}
}
break;
case ButtonPress:
if (g_Config.bFreeLook)
{
switch (event.xbutton.button)
{
case 2: // Middle button
lastMouse[0] = event.xbutton.x;
lastMouse[1] = event.xbutton.y;
mouseMoveEnabled = true;
break;
case 3: // Right button
lastMouse[0] = event.xbutton.x;
lastMouse[1] = event.xbutton.y;
mouseLookEnabled = true;
break;
}
}
break;
case ButtonRelease:
if (g_Config.bFreeLook)
{
switch (event.xbutton.button)
{
case 2: // Middle button
mouseMoveEnabled = false;
break;
case 3: // Right button
mouseLookEnabled = false;
break;
}
}
break;
case MotionNotify:
if (g_Config.bFreeLook)
{
if (mouseLookEnabled)
{
VertexShaderManager::RotateView((event.xmotion.x - lastMouse[0]) / 200.0f,
(event.xmotion.y - lastMouse[1]) / 200.0f);
lastMouse[0] = event.xmotion.x;
lastMouse[1] = event.xmotion.y;
}
if (mouseMoveEnabled)
{
VertexShaderManager::TranslateView((event.xmotion.x - lastMouse[0]) / 50.0f,
(event.xmotion.y - lastMouse[1]) / 50.0f);
lastMouse[0] = event.xmotion.x;
lastMouse[1] = event.xmotion.y;
}
}
break;
case ConfigureNotify:
Window winDummy;
unsigned int borderDummy, depthDummy;
XGetGeometry(GLWin.evdpy, GLWin.win, &winDummy, &GLWin.x, &GLWin.y,
&GLWin.width, &GLWin.height, &borderDummy, &depthDummy);
s_backbuffer_width = GLWin.width;
s_backbuffer_height = GLWin.height;
break;
case ClientMessage:
if ((unsigned long) event.xclient.data.l[0] ==
XInternAtom(GLWin.evdpy, "WM_DELETE_WINDOW", False))
Host_Message(WM_USER_STOP);
if ((unsigned long) event.xclient.data.l[0] ==
XInternAtom(GLWin.evdpy, "RESIZE", False))
XMoveResizeWindow(GLWin.evdpy, GLWin.win,
event.xclient.data.l[1], event.xclient.data.l[2],
event.xclient.data.l[3], event.xclient.data.l[4]);
break;
default:
break;
}
}
Common::SleepCurrentThread(20);
}
}
#endif
// Create rendering window.
// Call browser: Core.cpp:EmuThread() > main.cpp:Video_Initialize()
bool OpenGL_Create(void *&window_handle)
{
int _tx, _ty, _twidth, _theight;
Host_GetRenderWindowSize(_tx, _ty, _twidth, _theight);
// Control window size and picture scaling
s_backbuffer_width = _twidth;
s_backbuffer_height = _theight;
#if defined(USE_WX) && USE_WX
GLWin.panel = (wxPanel *)window_handle;
GLWin.glCanvas = new wxGLCanvas(GLWin.panel, wxID_ANY, NULL,
wxPoint(0, 0), wxSize(_twidth, _theight));
GLWin.glCanvas->Show(true);
if (GLWin.glCtxt == NULL) // XXX dirty hack
GLWin.glCtxt = new wxGLContext(GLWin.glCanvas);
#elif defined(__APPLE__)
NSRect size;
NSUInteger style = NSMiniaturizableWindowMask;
NSOpenGLPixelFormatAttribute attr[2] = { NSOpenGLPFADoubleBuffer, 0 };
NSOpenGLPixelFormat *fmt = [[NSOpenGLPixelFormat alloc]
initWithAttributes: attr];
if (fmt == nil) {
ERROR_LOG(VIDEO, "failed to create pixel format");
return NULL;
}
GLWin.cocoaCtx = [[NSOpenGLContext alloc]
initWithFormat: fmt shareContext: nil];
[fmt release];
if (GLWin.cocoaCtx == nil) {
ERROR_LOG(VIDEO, "failed to create context");
return NULL;
}
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bFullscreen) {
size = [[NSScreen mainScreen] frame];
style |= NSBorderlessWindowMask;
} else {
size = NSMakeRect(_tx, _ty, _twidth, _theight);
style |= NSResizableWindowMask | NSTitledWindowMask;
}
GLWin.cocoaWin = [[NSWindow alloc] initWithContentRect: size
styleMask: style backing: NSBackingStoreBuffered defer: NO];
if (GLWin.cocoaWin == nil) {
ERROR_LOG(VIDEO, "failed to create window");
return NULL;
}
if (SConfig::GetInstance().m_LocalCoreStartupParameter.bFullscreen) {
CGDisplayCapture(CGMainDisplayID());
[GLWin.cocoaWin setLevel: CGShieldingWindowLevel()];
}
[GLWin.cocoaCtx setView: [GLWin.cocoaWin contentView]];
[GLWin.cocoaWin makeKeyAndOrderFront: nil];
#elif defined(_WIN32)
window_handle = (void*)EmuWindow::Create((HWND)window_handle, GetModuleHandle(0), _T("Please wait..."));
if (window_handle == NULL)
{
Host_SysMessage("failed to create window");
return false;
}
// Show the window
EmuWindow::Show();
PIXELFORMATDESCRIPTOR pfd = // pfd Tells Windows How We Want Things To Be
{
sizeof(PIXELFORMATDESCRIPTOR), // Size Of This Pixel Format Descriptor
1, // Version Number
PFD_DRAW_TO_WINDOW | // Format Must Support Window
PFD_SUPPORT_OPENGL | // Format Must Support OpenGL
PFD_DOUBLEBUFFER, // Must Support Double Buffering
PFD_TYPE_RGBA, // Request An RGBA Format
32, // Select Our Color Depth
0, 0, 0, 0, 0, 0, // Color Bits Ignored
0, // 8bit Alpha Buffer
0, // Shift Bit Ignored
0, // No Accumulation Buffer
0, 0, 0, 0, // Accumulation Bits Ignored
24, // 24Bit Z-Buffer (Depth Buffer)
8, // 8bit Stencil Buffer
0, // No Auxiliary Buffer
PFD_MAIN_PLANE, // Main Drawing Layer
0, // Reserved
0, 0, 0 // Layer Masks Ignored
};
GLuint PixelFormat; // Holds The Results After Searching For A Match
if (!(hDC=GetDC(EmuWindow::GetWnd()))) {
PanicAlert("(1) Can't create an OpenGL Device context. Fail.");
return false;
}
if (!(PixelFormat = ChoosePixelFormat(hDC, &pfd))) {
PanicAlert("(2) Can't find a suitable PixelFormat.");
return false;
}
if (!SetPixelFormat(hDC, PixelFormat, &pfd)) {
PanicAlert("(3) Can't set the PixelFormat.");
return false;
}
if (!(hRC = wglCreateContext(hDC))) {
PanicAlert("(4) Can't create an OpenGL rendering context.");
return false;
}
// --------------------------------------
#elif defined(HAVE_X11) && HAVE_X11
int glxMajorVersion, glxMinorVersion;
// attributes for a single buffered visual in RGBA format with at least
// 8 bits per color and a 24 bit depth buffer
int attrListSgl[] = {GLX_RGBA, GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_DEPTH_SIZE, 24,
None};
// attributes for a double buffered visual in RGBA format with at least
// 8 bits per color and a 24 bit depth buffer
int attrListDbl[] = {GLX_RGBA, GLX_DOUBLEBUFFER,
GLX_RED_SIZE, 8,
GLX_GREEN_SIZE, 8,
GLX_BLUE_SIZE, 8,
GLX_DEPTH_SIZE, 24,
GLX_SAMPLE_BUFFERS_ARB, g_Config.iMultisampleMode != MULTISAMPLE_OFF?1:0,
GLX_SAMPLES_ARB, g_Config.iMultisampleMode != MULTISAMPLE_OFF?1:0,
None };
int attrListDefault[] = {
GLX_RGBA,
GLX_RED_SIZE, 1,
GLX_GREEN_SIZE, 1,
GLX_BLUE_SIZE, 1,
GLX_DOUBLEBUFFER,
GLX_DEPTH_SIZE, 1,
None };
GLWin.dpy = XOpenDisplay(0);
GLWin.evdpy = XOpenDisplay(0);
GLWin.parent = (Window)window_handle;
GLWin.screen = DefaultScreen(GLWin.dpy);
if (GLWin.parent == 0)
GLWin.parent = RootWindow(GLWin.dpy, GLWin.screen);
glXQueryVersion(GLWin.dpy, &glxMajorVersion, &glxMinorVersion);
NOTICE_LOG(VIDEO, "glX-Version %d.%d", glxMajorVersion, glxMinorVersion);
// Get an appropriate visual
GLWin.vi = glXChooseVisual(GLWin.dpy, GLWin.screen, attrListDbl);
if (GLWin.vi == NULL)
{
GLWin.vi = glXChooseVisual(GLWin.dpy, GLWin.screen, attrListSgl);
if (GLWin.vi != NULL)
{
ERROR_LOG(VIDEO, "Only single buffered visual!");
}
else
{
GLWin.vi = glXChooseVisual(GLWin.dpy, GLWin.screen, attrListDefault);
if (GLWin.vi == NULL)
{
ERROR_LOG(VIDEO, "Could not choose visual (glXChooseVisual)");
return false;
}
}
}
else
NOTICE_LOG(VIDEO, "Got double buffered visual!");
// Create a GLX context.
GLWin.ctx = glXCreateContext(GLWin.dpy, GLWin.vi, 0, GL_TRUE);
if (!GLWin.ctx)
{
PanicAlert("Unable to create GLX context.");
return false;
}
GLWin.x = _tx;
GLWin.y = _ty;
GLWin.width = _twidth;
GLWin.height = _theight;
CreateXWindow();
window_handle = (void *)GLWin.win;
#endif
return true;
}
bool OpenGL_MakeCurrent()
{
// connect the glx-context to the window
#if defined(USE_WX) && USE_WX
return GLWin.glCanvas->SetCurrent(*GLWin.glCtxt);
#elif defined(__APPLE__)
[GLWin.cocoaCtx makeCurrentContext];
#elif defined(_WIN32)
return wglMakeCurrent(hDC, hRC) ? true : false;
#elif defined(HAVE_X11) && HAVE_X11
#if defined(HAVE_WX) && (HAVE_WX)
Host_GetRenderWindowSize(GLWin.x, GLWin.y,
(int&)GLWin.width, (int&)GLWin.height);
XMoveResizeWindow(GLWin.dpy, GLWin.win, GLWin.x, GLWin.y,
GLWin.width, GLWin.height);
#endif
return glXMakeCurrent(GLWin.dpy, GLWin.win, GLWin.ctx);
#endif
return true;
}
// Update window width, size and etc. Called from Render.cpp
void OpenGL_Update()
{
#if defined(USE_WX) && USE_WX
int width, height;
GLWin.panel->GetSize(&width, &height);
if (width == s_backbuffer_width && height == s_backbuffer_height)
return;
GLWin.glCanvas->SetFocus();
GLWin.glCanvas->SetSize(0, 0, width, height);
GLWin.glCtxt->SetCurrent(*GLWin.glCanvas);
s_backbuffer_width = width;
s_backbuffer_height = height;
#elif defined(__APPLE__)
int width, height;
width = [[GLWin.cocoaWin contentView] frame].size.width;
height = [[GLWin.cocoaWin contentView] frame].size.height;
if (width == s_backbuffer_width && height == s_backbuffer_height)
return;
[GLWin.cocoaCtx setView: [GLWin.cocoaWin contentView]];
[GLWin.cocoaCtx update];
[GLWin.cocoaCtx makeCurrentContext];
s_backbuffer_width = width;
s_backbuffer_height = height;
#elif defined(_WIN32)
RECT rcWindow;
if (!EmuWindow::GetParentWnd())
{
// We are not rendering to a child window - use client size.
GetClientRect(EmuWindow::GetWnd(), &rcWindow);
}
else
{
// We are rendering to a child window - use parent size.
GetWindowRect(EmuWindow::GetParentWnd(), &rcWindow);
}
// Get the new window width and height
// See below for documentation
int width = rcWindow.right - rcWindow.left;
int height = rcWindow.bottom - rcWindow.top;
// If we are rendering to a child window
if (EmuWindow::GetParentWnd() != 0 &&
(s_backbuffer_width != width || s_backbuffer_height != height) &&
width >= 4 && height >= 4)
{
::MoveWindow(EmuWindow::GetWnd(), 0, 0, width, height, FALSE);
s_backbuffer_width = width;
s_backbuffer_height = height;
}
#endif
}
// Close backend
void OpenGL_Shutdown()
{
#if defined(USE_WX) && USE_WX
GLWin.glCanvas->Hide();
// XXX GLWin.glCanvas->Destroy();
// XXX delete GLWin.glCtxt;
#elif defined(__APPLE__)
[GLWin.cocoaWin close];
[GLWin.cocoaCtx clearDrawable];
[GLWin.cocoaCtx release];
#elif defined(_WIN32)
if (hRC)
{
if (!wglMakeCurrent(NULL, NULL))
NOTICE_LOG(VIDEO, "Could not release drawing context.");
if (!wglDeleteContext(hRC))
ERROR_LOG(VIDEO, "Release Rendering Context Failed.");
hRC = NULL;
}
if (hDC && !ReleaseDC(EmuWindow::GetWnd(), hDC))
{
ERROR_LOG(VIDEO, "Release Device Context Failed.");
hDC = NULL;
}
#elif defined(HAVE_X11) && HAVE_X11
DestroyXWindow();
if (GLWin.ctx && !glXMakeCurrent(GLWin.dpy, None, NULL))
NOTICE_LOG(VIDEO, "Could not release drawing context.");
if (GLWin.ctx)
{
glXDestroyContext(GLWin.dpy, GLWin.ctx);
XCloseDisplay(GLWin.dpy);
XCloseDisplay(GLWin.evdpy);
GLWin.ctx = NULL;
}
#endif
}
GLuint OpenGL_CompileProgram ( const char* vertexShader, const char* fragmentShader )
{
// generate objects
GLuint vertexShaderID = glCreateShader(GL_VERTEX_SHADER);
GLuint fragmentShaderID = glCreateShader(GL_FRAGMENT_SHADER);
GLuint programID = glCreateProgram();
GLint Result = GL_FALSE;
char stringBuffer[1024];
GLsizei stringBufferUsage = 0;
// compile vertex shader
glShaderSource(vertexShaderID, 1, &vertexShader, NULL);
glCompileShader(vertexShaderID);
#if defined(_DEBUG) || defined(DEBUGFAST) || defined(DEBUG_GLSL)
glGetShaderiv(vertexShaderID, GL_COMPILE_STATUS, &Result);
glGetShaderInfoLog(vertexShaderID, 1024, &stringBufferUsage, stringBuffer);
if(Result && stringBufferUsage) {
ERROR_LOG(VIDEO, "GLSL vertex shader warnings:\n%s%s", stringBuffer, vertexShader);
} else if(!Result) {
ERROR_LOG(VIDEO, "GLSL vertex shader error:\n%s%s", stringBuffer, vertexShader);
} else {
DEBUG_LOG(VIDEO, "GLSL vertex shader compiled:\n%s", vertexShader);
}
bool shader_errors = !Result;
#endif
// compile fragment shader
glShaderSource(fragmentShaderID, 1, &fragmentShader, NULL);
glCompileShader(fragmentShaderID);
#if defined(_DEBUG) || defined(DEBUGFAST) || defined(DEBUG_GLSL)
glGetShaderiv(fragmentShaderID, GL_COMPILE_STATUS, &Result);
glGetShaderInfoLog(fragmentShaderID, 1024, &stringBufferUsage, stringBuffer);
if(Result && stringBufferUsage) {
ERROR_LOG(VIDEO, "GLSL fragment shader warnings:\n%s%s", stringBuffer, fragmentShader);
} else if(!Result) {
ERROR_LOG(VIDEO, "GLSL fragment shader error:\n%s%s", stringBuffer, fragmentShader);
} else {
DEBUG_LOG(VIDEO, "GLSL fragment shader compiled:\n%s", fragmentShader);
}
shader_errors |= !Result;
#endif
// link them
glAttachShader(programID, vertexShaderID);
glAttachShader(programID, fragmentShaderID);
glLinkProgram(programID);
#if defined(_DEBUG) || defined(DEBUGFAST) || defined(DEBUG_GLSL)
glGetProgramiv(programID, GL_LINK_STATUS, &Result);
glGetProgramInfoLog(programID, 1024, &stringBufferUsage, stringBuffer);
if(Result && stringBufferUsage) {
ERROR_LOG(VIDEO, "GLSL linker warnings:\n%s%s%s", stringBuffer, vertexShader, fragmentShader);
} else if(!Result && !shader_errors) {
ERROR_LOG(VIDEO, "GLSL linker error:\n%s%s%s", stringBuffer, vertexShader, fragmentShader);
}
#endif
// cleanup
glDeleteShader(vertexShaderID);
glDeleteShader(fragmentShaderID);
return programID;
}
GLuint OpenGL_ReportGLError(const char *function, const char *file, int line)
{
GLint err = glGetError();
if (err != GL_NO_ERROR)
{
ERROR_LOG(VIDEO, "%s:%d: (%s) OpenGL error 0x%x - %s\n",
file, line, function, err, gluErrorString(err));
}
return err;
}
void OpenGL_ReportARBProgramError()
{
const GLubyte* pstr = glGetString(GL_PROGRAM_ERROR_STRING_ARB);
if (pstr != NULL && pstr[0] != 0)
{
GLint loc = 0;
glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &loc);
ERROR_LOG(VIDEO, "program error at %d: ", loc);
ERROR_LOG(VIDEO, "%s", (char*)pstr);
ERROR_LOG(VIDEO, "\n");
}
}
bool OpenGL_ReportFBOError(const char *function, const char *file, int line)
{
unsigned int fbo_status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if (fbo_status != GL_FRAMEBUFFER_COMPLETE_EXT)
{
const char *error = "-";
switch (fbo_status)
{
case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
error = "INCOMPLETE_ATTACHMENT_EXT";
break;
case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
error = "INCOMPLETE_MISSING_ATTACHMENT_EXT";
break;
case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
error = "INCOMPLETE_DIMENSIONS_EXT";
break;
case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
error = "INCOMPLETE_FORMATS_EXT";
break;
case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
error = "INCOMPLETE_DRAW_BUFFER_EXT";
break;
case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
error = "INCOMPLETE_READ_BUFFER_EXT";
break;
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
error = "UNSUPPORTED_EXT";
break;
}
ERROR_LOG(VIDEO, "%s:%d: (%s) OpenGL FBO error - %s\n",
file, line, function, error);
return false;
}
return true;
}
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