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Add more OpenGL updates, patch #628356

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svn-id: r5307
This commit is contained in:
Travis Howell 2002-10-25 03:13:56 +00:00
parent 45b12bc286
commit 2cbfd74e2d
1 changed files with 18 additions and 4 deletions
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20
backends/sdl/sdl_gl.cpp
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@ -55,6 +55,8 @@ public:
protected: protected:
FB2GL fb2gl; FB2GL fb2gl;
SDL_Surface *glEnd; // Black rectangle at end of the GL screen
SDL_Rect blackrect2; // Needed for blitting the above surface
typedef void ScalerProc(uint8 *srcPtr, uint32 srcPitch, uint8 *deltaPtr, typedef void ScalerProc(uint8 *srcPtr, uint32 srcPitch, uint8 *deltaPtr,
uint8 *dstPtr, uint32 dstPitch, int width, int height); uint8 *dstPtr, uint32 dstPitch, int width, int height);
@ -255,6 +257,19 @@ void OSystem_SDL_Normal::load_gfx_mode() {
fb2gl.screen->format->Bmask, fb2gl.screen->format->Bmask,
fb2gl.screen->format->Amask); fb2gl.screen->format->Amask);
glEnd = SDL_CreateRGBSurface(SDL_SWSURFACE, _screenWidth,
// 320x256 texture (black end)
256-_screenHeight-_screenStart,
16,
fb2gl.screen->format->Rmask,
fb2gl.screen->format->Gmask,
fb2gl.screen->format->Bmask,
fb2gl.screen->format->Amask);
blackrect2.x = 0;
blackrect2.y = 0;
blackrect2.w = _screenWidth;
blackrect2.h = 256-_screenHeight-_screenStart;
if (sdl_tmpscreen == NULL) if (sdl_tmpscreen == NULL)
error("sdl_tmpscreen failed"); error("sdl_tmpscreen failed");
@ -286,7 +301,6 @@ void OSystem_SDL_Normal::unload_gfx_mode() {
} }
void OSystem_SDL_Normal::update_screen() { void OSystem_SDL_Normal::update_screen() {
SDL_Rect blackrect2 = {0, _screenStart, _screenWidth, 15};
// If the shake position changed, fill the dirty area with blackness // If the shake position changed, fill the dirty area with blackness
if (_currentShakePos != _newShakePos) { if (_currentShakePos != _newShakePos) {
@ -348,8 +362,8 @@ void OSystem_SDL_Normal::update_screen() {
_currentShakePos+_screenStart); _currentShakePos+_screenStart);
SDL_FillRect(sdl_tmpscreen, &blackrect2, 0); SDL_FillRect(glEnd, &blackrect2, 0);
fb2gl.blit16(sdl_tmpscreen,1,&blackrect2,0,_screenHeight); fb2gl.blit16(glEnd,1,&blackrect2,0,_screenHeight+_screenStart);
fb2gl.display(); fb2gl.display();
} }