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Merge "opengl translator: fixing 2 Windows EGL issues:"

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This commit is contained in:
David Turner
2011-07-03 05:16:39 -07:00
committed by Android Code Review
parent 2a22352982 6adfa495ba
commit 2dc5560581
1 changed files with 41 additions and 9 deletions
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50
tools/emulator/opengl/host/libs/Translator/EGL/EglWindowsApi.cpp
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@@ -203,7 +203,7 @@ void initPtrToWglFunctions(){
if(!s_wglExtProcs){
s_wglExtProcs = new WglExtProcs();
s_wglExtProcs->wglGetPixelFormatAttribivARB = (PFNWGLGETPIXELFORMATATTRIBIVARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pixel_format","wglGetPixelFormatAttribivARB");
s_wglExtProcs->wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pixel_format","wglPixelFormatARB");
s_wglExtProcs->wglChoosePixelFormatARB = (PFNWGLCHOOSEPIXELFORMATARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pixel_format","wglChoosePixelFormatARB");
s_wglExtProcs->wglCreatePbufferARB = (PFNWGLCREATEPBUFFERARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pbuffer","wglCreatePbufferARB");
s_wglExtProcs->wglReleasePbufferDCARB = (PFNWGLRELEASEPBUFFERDCARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pbuffer","wglReleasePbufferDCARB");
s_wglExtProcs->wglDestroyPbufferARB = (PFNWGLDESTROYPBUFFERARBPROC)wglGetExtentionsProcAddress(dpy,"WGL_ARB_pbuffer","wglDestroyPbufferARB");
@@ -321,8 +321,36 @@ bool validNativePixmap(EGLNativeDisplayType dpy,EGLNativePixmapType pix) {
}
static bool setPixelFormat(HDC dc,EglConfig* cfg) {
EGLint red,green,blue,alpha,depth,stencil;
bool gotAttribs = cfg->getConfAttrib(EGL_RED_SIZE,&red) &&
cfg->getConfAttrib(EGL_GREEN_SIZE,&green) &&
cfg->getConfAttrib(EGL_BLUE_SIZE,&blue) &&
cfg->getConfAttrib(EGL_ALPHA_SIZE,&alpha) &&
cfg->getConfAttrib(EGL_DEPTH_SIZE,&depth) &&
cfg->getConfAttrib(EGL_STENCIL_SIZE,&stencil) ;
if(!gotAttribs) return false;
int wglPixelFormatAttribs[] = {
WGL_SUPPORT_OPENGL_ARB ,TRUE,
WGL_DRAW_TO_PBUFFER_ARB ,TRUE,
WGL_DRAW_TO_WINDOW_ARB ,TRUE,
WGL_COLOR_BITS_ARB ,red+green+blue,
WGL_RED_BITS_ARB ,red,
WGL_GREEN_BITS_ARB ,green,
WGL_BLUE_BITS_ARB ,blue,
WGL_ALPHA_BITS_ARB ,alpha,
WGL_STENCIL_BITS_ARB ,stencil,
WGL_DEPTH_BITS_ARB ,depth,
WGL_DOUBLE_BUFFER_ARB ,TRUE,
0
};
int iPixelFormat;
unsigned int numpf;
if(!s_wglExtProcs->wglChoosePixelFormatARB || !s_wglExtProcs->wglChoosePixelFormatARB(dc,wglPixelFormatAttribs, NULL, 1, &iPixelFormat, &numpf)) {
return false;
}
EGLNativePixelFormatType frmt = cfg->nativeConfig();
int iPixelFormat = ChoosePixelFormat(dc,&frmt);
//int iPixelFormat = ChoosePixelFormat(dc,&frmt);
if(!iPixelFormat) return false;
return SetPixelFormat(dc,iPixelFormat,&frmt);
}
@@ -472,6 +500,7 @@ HDC getSurfaceDC(EGLNativeDisplayType dpy,EglSurface* srfc){
}
bool releaseSurfaceDC(EGLNativeDisplayType dpy,HDC dc,EglSurface*srfc){
if(!srfc) return true;
switch(srfc->type()){
case EglSurface::WINDOW:
ReleaseDC(static_cast<EGLNativeWindowType>(srfc->native()),dc);
@@ -488,15 +517,18 @@ bool releaseSurfaceDC(EGLNativeDisplayType dpy,HDC dc,EglSurface*srfc){
bool makeCurrent(EGLNativeDisplayType display,EglSurface* read,EglSurface* draw,EGLNativeContextType ctx) {
HDC hdcRead = getSurfaceDC(display,read);
HDC hdcDraw = getSurfaceDC(display,draw);
HDC hdcRead = read ? getSurfaceDC(display,read):0;
HDC hdcDraw = draw ? getSurfaceDC(display,draw):0;
bool retVal = false;
if(!s_wglExtProcs->wglMakeContextCurrentARB ){
if(hdcRead == hdcDraw){
return wglMakeCurrent(hdcDraw,ctx);
}
if(!hdcRead || !hdcDraw) return false;
if(hdcRead == hdcDraw){
printf("making current read == draw\n");
bool ret = wglMakeCurrent(hdcDraw,ctx);
printf("last error is %d\n",GetLastError());
return ret;
} else if (!s_wglExtProcs->wglMakeContextCurrentARB ) {
return false;
}
retVal = s_wglExtProcs->wglMakeContextCurrentARB(hdcDraw,hdcRead,ctx);