dolphin/Source/Plugins/Plugin_VideoOGL/Src/GLUtil.cpp
hrydgard c6ffcec991 First version of MSAA code added. No UI yet. No CSAA yet. Doesn't work in Zeldas and Metroids for unknown reason.
Automatic texture invalidation when using copy efb to ram (fixes weird flickery scanner in metroid 2). 

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2617 8ced0084-cf51-0410-be5f-012b33b47a6e
2009-03-08 19:19:51 +00:00

807 lines
29 KiB
C++

// Copyright (C) 2003-2008 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 "Config.h"
#include "IniFile.h"
#include "svnrev.h"
#include "Setup.h"
#include "Render.h"
#if defined(_WIN32)
#include "OS/Win32.h"
#else
struct RECT
{
int left, top;
int right, bottom;
};
#endif
#include "GLUtil.h"
// Handles OpenGL and the window
// Window dimensions.
static int s_backbuffer_width;
static int s_backbuffer_height;
#ifndef _WIN32
GLWindow GLWin;
#endif
#if defined(_WIN32)
static HDC hDC = NULL; // Private GDI Device Context
static HGLRC hRC = NULL; // Permanent Rendering Context
extern HINSTANCE g_hInstance;
#endif
void OpenGL_SwapBuffers()
{
#if USE_SDL
SDL_GL_SwapBuffers();
#elif defined(HAVE_COCOA) && HAVE_COCOA
cocoaGLSwap(GLWin.cocoaCtx,GLWin.cocoaWin);
#elif defined(_WIN32)
SwapBuffers(hDC);
#elif defined(USE_WX) && USE_WX
GLWin.glCanvas->SwapBuffers();
#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 USE_SDL
SDL_WM_SetCaption(text, NULL);
#elif defined(HAVE_COCOA) && HAVE_COCOA
cocoaGLSetTitle(GLWin.cocoaWin, text);
#elif defined(_WIN32)
SetWindowText(EmuWindow::GetWnd(), text);
#elif defined(USE_WX) && USE_WX
GLWin.frame->SetTitle(wxString::FromAscii(text));
#elif defined(HAVE_X11) && HAVE_X11 // GLX
/**
* 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
}
bool OpenGL_CheckFBOStatus()
{
unsigned int fbo_status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if (fbo_status != GL_FRAMEBUFFER_COMPLETE_EXT)
{
std::string error = "error creating fbo, framebufferstatus is not complete:\n";
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;
}
PanicAlert(error.c_str());
return false;
}
return true;
}
// =======================================================================================
// Draw messages on top of the screen
// ------------------
unsigned int Callback_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 UpdateFPSDisplay(const char *text)
{
char temp[512];
sprintf(temp, "SVN R%s: GL: %s", SVN_REV_STR, text);
OpenGL_SetWindowText(temp);
}
// =========================
// =======================================================================================
// Create rendering window.
// Call browser: Core.cpp:EmuThread() > main.cpp:Video_Initialize()
// ------------------
bool OpenGL_Create(SVideoInitialize &_VideoInitialize, int _iwidth, int _iheight)
{
// --------------------------------------------
// Check for fullscreen mode
// ---------------
int _twidth, _theight;
if (g_Config.bFullscreen)
{
if (strlen(g_Config.iFSResolution) > 1)
{
sscanf(g_Config.iFSResolution, "%dx%d", &_twidth, &_theight);
}
else // No full screen reso set, fall back to default reso
{
_twidth = _iwidth;
_theight = _iheight;
}
}
else // Going Windowed
{
if (strlen(g_Config.iWindowedRes) > 1)
{
sscanf(g_Config.iWindowedRes, "%dx%d", &_twidth, &_theight);
}
else // No Window resolution set, fall back to default
{
_twidth = _iwidth;
_theight = _iheight;
}
}
#if defined(_WIN32)
EmuWindow::SetSize(_twidth, _theight);
#endif
// ----------------------------
// ---------------------------------------------------------------------------------------
// Control window size and picture scaling
// ------------------
s_backbuffer_width = _twidth;
s_backbuffer_height = _theight;
g_VideoInitialize.pPeekMessages = &Callback_PeekMessages;
g_VideoInitialize.pUpdateFPSDisplay = &UpdateFPSDisplay;
//char buff[100];
//sprintf(buff, "%i %i %d %d %d", s_backbuffer_width, s_backbuffer_height, Max, MValueX, MValueY);
//MessageBox(0, buff, "", 0);
#if USE_SDL
//init sdl video
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
//TODO : Display an error message
SDL_Quit();
return false;
}
//setup ogl to use double buffering
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
#elif defined(HAVE_COCOA) && HAVE_COCOA
GLWin.width = s_backbuffer_width;
GLWin.height = s_backbuffer_height;
GLWin.cocoaWin = cocoaGLCreateWindow(GLWin.width, GLWin.height);
GLWin.cocoaCtx = cocoaGLInit(g_Config.iMultisampleMode);
#elif defined(USE_WX) && USE_WX
int args[] = {WX_GL_RGBA, WX_GL_DOUBLEBUFFER, WX_GL_DEPTH_SIZE, 16, 0};
wxSize size(_iwidth, _iheight);
if (!g_Config.renderToMainframe ||
g_VideoInitialize.pWindowHandle == NULL) {
GLWin.frame = new wxFrame((wxWindow *)g_VideoInitialize.pWindowHandle,
-1, _("Dolphin"), wxPoint(0,0), size);
} else {
GLWin.frame = new wxFrame((wxWindow *)NULL,
-1, _("Dolphin"), wxPoint(0,0), size);
}
GLWin.glCanvas = new wxGLCanvas(GLWin.frame, wxID_ANY, args,
wxPoint(0,0), size, wxSUNKEN_BORDER);
GLWin.glCtxt = new wxGLContext(GLWin.glCanvas);
GLWin.frame->Show(TRUE);
GLWin.glCanvas->Show(TRUE);
GLWin.glCanvas->SetCurrent(*GLWin.glCtxt);
// GLWin.glCtxt->SetCurrent(*GLWin.glCanvas);
#elif defined(_WIN32)
// ---------------------------------------------------------------------------------------
// Create rendering window in Windows
// ----------------------
// Create a separate window
if (!g_Config.renderToMainframe || g_VideoInitialize.pWindowHandle == NULL)
g_VideoInitialize.pWindowHandle = (void*)EmuWindow::Create(NULL, g_hInstance, "Please wait...");
// Create a child window
else
g_VideoInitialize.pWindowHandle = (void*)EmuWindow::Create((HWND)g_VideoInitialize.pWindowHandle, g_hInstance, "Please wait...");
// Show the window
EmuWindow::Show();
if (g_VideoInitialize.pWindowHandle == NULL)
{
g_VideoInitialize.pSysMessage("failed to create window");
return false;
}
GLuint PixelFormat; // Holds The Results After Searching For A Match
DWORD dwExStyle; // Window Extended Style
DWORD dwStyle; // Window Style
RECT rcdesktop;
GetWindowRect(GetDesktopWindow(), &rcdesktop);
if (g_Config.bFullscreen) {
//s_backbuffer_width = rcdesktop.right - rcdesktop.left;
//s_backbuffer_height = rcdesktop.bottom - rcdesktop.top;
DEVMODE dmScreenSettings;
memset(&dmScreenSettings,0,sizeof(dmScreenSettings));
dmScreenSettings.dmSize=sizeof(dmScreenSettings);
dmScreenSettings.dmPelsWidth = s_backbuffer_width;
dmScreenSettings.dmPelsHeight = s_backbuffer_height;
dmScreenSettings.dmBitsPerPel = 32;
dmScreenSettings.dmFields = DM_BITSPERPEL|DM_PELSWIDTH|DM_PELSHEIGHT;
// Try To Set Selected Mode And Get Results. NOTE: CDS_FULLSCREEN Gets Rid Of Start Bar.
if (ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
{
if (MessageBox(NULL,"The Requested Fullscreen Mode Is Not Supported By\nYour Video Card. Use Windowed Mode Instead?","NeHe GL",MB_YESNO|MB_ICONEXCLAMATION)==IDYES)
g_Config.bFullscreen = false;
else
return false;
}
}
else
{
// Change to default resolution
ChangeDisplaySettings(NULL, 0);
}
if (g_Config.bFullscreen && !g_Config.renderToMainframe)
{
// Hide the cursor
ShowCursor(FALSE);
}
else
{
dwExStyle = WS_EX_APPWINDOW | WS_EX_WINDOWEDGE;
dwStyle = WS_OVERLAPPEDWINDOW;
}
RECT rc;
rc.left = 0; rc.top = 0;
rc.right = s_backbuffer_width; rc.bottom = s_backbuffer_height;
AdjustWindowRectEx(&rc, dwStyle, FALSE, dwExStyle);
int X = (rcdesktop.right-rcdesktop.left)/2 - (rc.right-rc.left)/2;
int Y = (rcdesktop.bottom-rcdesktop.top)/2 - (rc.bottom-rc.top)/2;
// EmuWindow::GetWnd() is either the new child window or the new separate window
SetWindowPos(EmuWindow::GetWnd(), NULL, X, Y, rc.right-rc.left, rc.bottom-rc.top, SWP_NOREPOSITION | SWP_NOZORDER);
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
};
if (!(hDC=GetDC(EmuWindow::GetWnd()))) {
MessageBox(NULL,"(1) Can't Create A GL Device Context.","ERROR",MB_OK|MB_ICONEXCLAMATION);
return false;
}
if (!(PixelFormat = ChoosePixelFormat(hDC,&pfd))) {
MessageBox(NULL,"(2) Can't Find A Suitable PixelFormat.","ERROR",MB_OK|MB_ICONEXCLAMATION);
return false;
}
if (!SetPixelFormat(hDC,PixelFormat,&pfd)) {
MessageBox(NULL,"(3) Can't Set The PixelFormat.","ERROR",MB_OK|MB_ICONEXCLAMATION);
return false;
}
if (!(hRC = wglCreateContext(hDC))) {
MessageBox(NULL,"(4) Can't Create A GL Rendering Context.","ERROR",MB_OK|MB_ICONEXCLAMATION);
return false;
}
// --------------------------------------
#elif defined(HAVE_X11) && HAVE_X11
XVisualInfo *vi;
Colormap cmap;
int dpyWidth, dpyHeight;
int glxMajorVersion, glxMinorVersion;
int vidModeMajorVersion, vidModeMinorVersion;
Atom wmDelete;
// 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, GLX_SAMPLES_ARB, 1, None };
GLWin.dpy = XOpenDisplay(0);
g_VideoInitialize.pWindowHandle = (HWND)GLWin.dpy;
GLWin.screen = DefaultScreen(GLWin.dpy);
GLWin.fs = g_Config.bFullscreen; //Set to setting in Options
/* get an appropriate visual */
vi = glXChooseVisual(GLWin.dpy, GLWin.screen, attrListDbl);
if (vi == NULL) {
vi = glXChooseVisual(GLWin.dpy, GLWin.screen, attrListSgl);
GLWin.doubleBuffered = False;
ERROR_LOG(VIDEO, "Only Singlebuffered Visual!\n");
}
else {
GLWin.doubleBuffered = True;
ERROR_LOG(VIDEO, "Got Doublebuffered Visual!\n");
}
glXQueryVersion(GLWin.dpy, &glxMajorVersion, &glxMinorVersion);
ERROR_LOG(VIDEO, "glX-Version %d.%d\n", glxMajorVersion, glxMinorVersion);
/* create a GLX context */
GLWin.ctx = glXCreateContext(GLWin.dpy, vi, 0, GL_TRUE);
if(!GLWin.ctx)
{
ERROR_LOG(VIDEO, "Couldn't Create GLX context.Quit");
exit(0); // TODO: Don't bring down entire Emu
}
/* create a color map */
cmap = XCreateColormap(GLWin.dpy, RootWindow(GLWin.dpy, vi->screen),
vi->visual, AllocNone);
GLWin.attr.colormap = cmap;
GLWin.attr.border_pixel = 0;
XkbSetDetectableAutoRepeat(GLWin.dpy, True, NULL);
#if defined(HAVE_XXF86VM) && HAVE_XXF86VM
// get a connection
XF86VidModeQueryVersion(GLWin.dpy, &vidModeMajorVersion, &vidModeMinorVersion);
if (GLWin.fs) {
XF86VidModeModeInfo **modes = NULL;
int modeNum = 0;
int bestMode = 0;
// set best mode to current
bestMode = 0;
ERROR_LOG(VIDEO, "XF86VidModeExtension-Version %d.%d\n", vidModeMajorVersion, vidModeMinorVersion);
XF86VidModeGetAllModeLines(GLWin.dpy, GLWin.screen, &modeNum, &modes);
if (modeNum > 0 && modes != NULL) {
/* save desktop-resolution before switching modes */
GLWin.deskMode = *modes[0];
/* look for mode with requested resolution */
for (int i = 0; i < modeNum; i++) {
if ((modes[i]->hdisplay == _twidth) && (modes[i]->vdisplay == _theight)) {
bestMode = i;
}
}
XF86VidModeSwitchToMode(GLWin.dpy, GLWin.screen, modes[bestMode]);
XF86VidModeSetViewPort(GLWin.dpy, GLWin.screen, 0, 0);
dpyWidth = modes[bestMode]->hdisplay;
dpyHeight = modes[bestMode]->vdisplay;
ERROR_LOG(VIDEO, "Resolution %dx%d\n", dpyWidth, dpyHeight);
XFree(modes);
/* create a fullscreen window */
GLWin.attr.override_redirect = True;
GLWin.attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask;
GLWin.win = XCreateWindow(GLWin.dpy, RootWindow(GLWin.dpy, vi->screen),
0, 0, dpyWidth, dpyHeight, 0, vi->depth, InputOutput, vi->visual,
CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect,
&GLWin.attr);
XWarpPointer(GLWin.dpy, None, GLWin.win, 0, 0, 0, 0, 0, 0);
XMapRaised(GLWin.dpy, GLWin.win);
XGrabKeyboard(GLWin.dpy, GLWin.win, True, GrabModeAsync, GrabModeAsync, CurrentTime);
XGrabPointer(GLWin.dpy, GLWin.win, True, ButtonPressMask,
GrabModeAsync, GrabModeAsync, GLWin.win, None, CurrentTime);
}
else {
ERROR_LOG(VIDEO, "Failed to start fullscreen. If you received the \n"
"\"XFree86-VidModeExtension\" extension is missing, add\n"
"Load \"extmod\"\n"
"to your X configuration file (under the Module Section)\n");
GLWin.fs = 0;
}
}
#endif
if (!GLWin.fs) {
//XRootWindow(dpy,screen)
//int X = (rcdesktop.right-rcdesktop.left)/2 - (rc.right-rc.left)/2;
//int Y = (rcdesktop.bottom-rcdesktop.top)/2 - (rc.bottom-rc.top)/2;
// create a window in window mode
GLWin.attr.event_mask = ExposureMask | KeyPressMask | ButtonPressMask | KeyReleaseMask | ButtonReleaseMask |
StructureNotifyMask | ResizeRedirectMask;
GLWin.win = XCreateWindow(GLWin.dpy, RootWindow(GLWin.dpy, vi->screen),
0, 0, _twidth, _theight, 0, vi->depth, InputOutput, vi->visual,
CWBorderPixel | CWColormap | CWEventMask, &GLWin.attr);
// only set window title and handle wm_delete_events if in windowed mode
wmDelete = XInternAtom(GLWin.dpy, "WM_DELETE_WINDOW", True);
XSetWMProtocols(GLWin.dpy, GLWin.win, &wmDelete, 1);
XSetStandardProperties(GLWin.dpy, GLWin.win, "GPU",
"GPU", None, NULL, 0, NULL);
XMapRaised(GLWin.dpy, GLWin.win);
}
#endif
return true;
}
bool OpenGL_MakeCurrent()
{
#if USE_SDL
// Note: The reason for having the call to SDL_SetVideoMode in here instead
// of in OpenGL_Create() is that "make current" is part of the video
// mode setting and is not available as a separate call in SDL. We
// have to do "make current" here because this method runs in the CPU
// thread while OpenGL_Create() runs in a diferent thread and "make
// current" has to be done in the same thread that will be making
// calls to OpenGL.
// Fetch video info.
const SDL_VideoInfo *videoInfo = SDL_GetVideoInfo();
if (!videoInfo) {
// TODO: Display an error message.
SDL_Quit();
return false;
}
// Compute video mode flags.
const int videoFlags = SDL_OPENGL
| ( videoInfo->hw_available ? SDL_HWSURFACE : SDL_SWSURFACE )
| ( g_Config.bFullscreen ? SDL_FULLSCREEN : 0);
// Set vide mode.
// TODO: Can we use this field or is a separate field needed?
int _twidth = s_backbuffer_width;
int _theight = s_backbuffer_height;
SDL_Surface *screen = SDL_SetVideoMode(_twidth, _theight, 0, videoFlags);
if (!screen) {
//TODO : Display an error message
SDL_Quit();
return false;
}
#elif defined(HAVE_COCOA) && HAVE_COCOA
cocoaGLMakeCurrent(GLWin.cocoaCtx,GLWin.cocoaWin);
#elif defined(_WIN32)
if (!wglMakeCurrent(hDC,hRC)) {
MessageBox(NULL,"(5) Can't Activate The GL Rendering Context.","ERROR",MB_OK|MB_ICONEXCLAMATION);
return false;
}
#elif defined(USE_WX) && USE_WX
GLWin.glCanvas->SetCurrent(*GLWin.glCtxt);
return true;
#elif defined(HAVE_X11) && HAVE_X11
Window winDummy;
unsigned int borderDummy;
// connect the glx-context to the window
glXMakeCurrent(GLWin.dpy, GLWin.win, GLWin.ctx);
XGetGeometry(GLWin.dpy, GLWin.win, &winDummy, &GLWin.x, &GLWin.y,
&GLWin.width, &GLWin.height, &borderDummy, &GLWin.depth);
ERROR_LOG(VIDEO, "GLWin Depth %d", GLWin.depth)
if (glXIsDirect(GLWin.dpy, GLWin.ctx)) {
ERROR_LOG(VIDEO, "you have Direct Rendering!");
} else {
ERROR_LOG(VIDEO, "no Direct Rendering possible!");
}
// better for pad plugin key input (thc)
XSelectInput(GLWin.dpy, GLWin.win, ExposureMask | KeyPressMask | ButtonPressMask | KeyReleaseMask | ButtonReleaseMask | StructureNotifyMask | EnterWindowMask | LeaveWindowMask |
FocusChangeMask );
#endif
return true;
}
// =======================================================================================
// Update window width, size and etc. Called from Render.cpp
// ----------------
void OpenGL_Update()
{
#if USE_SDL
SDL_Surface *surface = SDL_GetVideoSurface();
RECT rcWindow = {0};
if (!surface)
return;
s_backbuffer_width = surface->w;
s_backbuffer_height = surface->h;
rcWindow.right = surface->w;
rcWindow.bottom = surface->h;
#elif defined(HAVE_COCOA) && HAVE_COCOA
RECT rcWindow = {0};
rcWindow.right = GLWin.width;
rcWindow.bottom = GLWin.height;
#elif defined(USE_WX) && USE_WX
RECT rcWindow = {0};
rcWindow.right = GLWin.width;
rcWindow.bottom = GLWin.height;
// TODO fill in
#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)
::MoveWindow(EmuWindow::GetWnd(), 0, 0, width, height, FALSE);
s_backbuffer_width = width;
s_backbuffer_height = height;
#elif defined(HAVE_X11) && HAVE_X11
// We just check all of our events here
XEvent event;
KeySym key;
static RECT rcWindow;
static bool ShiftPressed = false;
static bool ControlPressed = false;
static int FKeyPressed = -1;
int num_events;
for (num_events = XPending(GLWin.dpy);num_events > 0;num_events--) {
XNextEvent(GLWin.dpy, &event);
switch(event.type) {
case KeyRelease:
key = XLookupKeysym((XKeyEvent*)&event, 0);
if(key >= XK_F1 && key <= XK_F9) {
g_VideoInitialize.pKeyPress(FKeyPressed, ShiftPressed, ControlPressed);
FKeyPressed = -1;
} else {
if(key == XK_Shift_L || key == XK_Shift_R)
ShiftPressed = false;
else if(key == XK_Control_L || key == XK_Control_R)
ControlPressed = false;
else
XPutBackEvent(GLWin.dpy, &event);
}
break;
case KeyPress:
key = XLookupKeysym((XKeyEvent*)&event, 0);
if(key >= XK_F1 && key <= XK_F9)
FKeyPressed = key - 0xff4e;
else {
if(key == XK_Shift_L || key == XK_Shift_R)
ShiftPressed = true;
else if(key == XK_Control_L || key == XK_Control_R)
ControlPressed = true;
else
XPutBackEvent(GLWin.dpy, &event);
}
break;
case ButtonPress:
case ButtonRelease:
XPutBackEvent(GLWin.dpy, &event);
break;
case ConfigureNotify:
Window winDummy;
unsigned int borderDummy;
XGetGeometry(GLWin.dpy, GLWin.win, &winDummy, &GLWin.x, &GLWin.y,
&GLWin.width, &GLWin.height, &borderDummy, &GLWin.depth);
s_backbuffer_width = GLWin.width;
s_backbuffer_height = GLWin.height;
rcWindow.left = 0;
rcWindow.top = 0;
rcWindow.right = GLWin.width;
rcWindow.bottom = GLWin.height;
break;
case ClientMessage: //TODO: We aren't reading this correctly, It could be anything, highest chance is that it's a close event though
Shutdown(); // Calling from here since returning false does nothing
return;
break;
default:
//TODO: Should we put the event back if we don't handle it?
// I think we handle all the needed ones, the rest shouldn't matter
// But to be safe, let's but them back anyway
//XPutBackEvent(GLWin.dpy, &event);
break;
}
}
return;
#endif
}
// =======================================================================================
// Close plugin
// ----------------
void OpenGL_Shutdown()
{
#if USE_SDL
SDL_Quit();
#elif defined(HAVE_COCOA) && HAVE_COCOA
cocoaGLDelete(GLWin.cocoaCtx);
#elif defined(USE_WX) && USE_WX
delete GLWin.glCanvas;
delete GLWin.frame;
#elif defined(_WIN32)
if (hRC) // Do We Have A Rendering Context?
{
if (!wglMakeCurrent(NULL,NULL)) // Are We Able To Release The DC And RC Contexts?
{
// [F|RES]: if this fails i dont see the message box and
// cant get out of the modal state so i disable it.
// This function fails only if i render to main window
// MessageBox(NULL,"Release Of DC And RC Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
}
if (!wglDeleteContext(hRC)) // Are We Able To Delete The RC?
{
MessageBox(NULL,"Release Rendering Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
}
hRC = NULL; // Set RC To NULL
}
if (hDC && !ReleaseDC(EmuWindow::GetWnd(), hDC)) // Are We Able To Release The DC
{
#ifndef SETUP_TIMER_WAITING // This fails
MessageBox(NULL,"Release Device Context Failed.", "SHUTDOWN ERROR", MB_OK | MB_ICONINFORMATION);
#endif
hDC = NULL; // Set DC To NULL
}
#elif defined(HAVE_X11) && HAVE_X11
if (GLWin.ctx)
{
if (!glXMakeCurrent(GLWin.dpy, None, NULL))
{
ERROR_LOG(VIDEO, "Could not release drawing context.\n");
}
XUnmapWindow(GLWin.dpy, GLWin.win);
glXDestroyContext(GLWin.dpy, GLWin.ctx);
XCloseDisplay(GLWin.dpy);
GLWin.ctx = NULL;
}
#if defined(HAVE_XXF86VM) && HAVE_XXF86VM
/* switch back to original desktop resolution if we were in fs */
if (GLWin.dpy != NULL) {
if (GLWin.fs) {
XF86VidModeSwitchToMode(GLWin.dpy, GLWin.screen, &GLWin.deskMode);
XF86VidModeSetViewPort(GLWin.dpy, GLWin.screen, 0, 0);
}
}
#endif
#endif
}
void HandleGLError()
{
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, (char*)pstr);
ERROR_LOG(VIDEO, "\n");
}
// check the error status of this framebuffer */
GLenum error = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
// if error != GL_FRAMEBUFFER_COMPLETE_EXT, there's an error of some sort
if (!error)
return;
switch(error)
{
case GL_FRAMEBUFFER_COMPLETE_EXT:
break;
case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT_EXT:
ERROR_LOG(VIDEO, "Error! missing a required image/buffer attachment!\n");
break;
case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT_EXT:
ERROR_LOG(VIDEO, "Error! has no images/buffers attached!\n");
break;
// case GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT:
// ERROR_LOG(VIDEO, "Error! has an image/buffer attached in multiple locations!\n");
// break;
case GL_FRAMEBUFFER_INCOMPLETE_DIMENSIONS_EXT:
ERROR_LOG(VIDEO, "Error! has mismatched image/buffer dimensions!\n");
break;
case GL_FRAMEBUFFER_INCOMPLETE_FORMATS_EXT:
ERROR_LOG(VIDEO, "Error! colorbuffer attachments have different types!\n");
break;
case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER_EXT:
ERROR_LOG(VIDEO, "Error! trying to draw to non-attached color buffer!\n");
break;
case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER_EXT:
ERROR_LOG(VIDEO, "Error! trying to read from a non-attached color buffer!\n");
break;
case GL_FRAMEBUFFER_UNSUPPORTED_EXT:
ERROR_LOG(VIDEO, "Error! format is not supported by current graphics card/driver!\n");
break;
default:
ERROR_LOG(VIDEO, "*UNKNOWN ERROR* reported from glCheckFramebufferStatusEXT()!\n");
break;
}
}
void HandleCgError(CGcontext ctx, CGerror err, void* appdata)
{
ERROR_LOG(VIDEO, "Cg error: %s\n", cgGetErrorString(err));
const char* listing = cgGetLastListing(g_cgcontext);
if (listing != NULL) {
ERROR_LOG(VIDEO, " last listing: %s\n", listing);
}
}