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first steps for sdl2 ( still many compile errors )

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titiger
2015-09-29 01:30:28 +02:00
parent c84e7f5443
commit 23ea9f6201
11 changed files with 386 additions and 684 deletions
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22
source/shared_lib/sources/graphics/texture.cpp
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@@ -151,12 +151,13 @@ std::pair<SDL_Surface*,unsigned char*> Texture2D::CreateSDLSurface(bool newPixel
return result;
}
/* Save the alpha blending attributes */
Uint32 savedFlags = result.first->flags&(SDL_SRCALPHA|SDL_RLEACCELOK);
Uint8 savedAlpha = result.first->format->alpha;
if ( (savedFlags & SDL_SRCALPHA) == SDL_SRCALPHA ) {
SDL_SetAlpha(result.first, 0, 0);
}
// TTSDL
// /* Save the alpha blending attributes */
// Uint32 savedFlags = result.first->flags&(SDL_SRCALPHA|SDL_RLEACCELOK);
// Uint8 savedAlpha = result.first->format->alpha;
// if ( (savedFlags & SDL_SRCALPHA) == SDL_SRCALPHA ) {
// SDL_SetAlpha(result.first, 0, 0);
// }
SDL_Rect srcArea, destArea;
/* Copy the surface into the GL texture image */
@@ -169,10 +170,11 @@ std::pair<SDL_Surface*,unsigned char*> Texture2D::CreateSDLSurface(bool newPixel
srcArea.h = result.first->h;
SDL_BlitSurface(result.first, &srcArea, image, &destArea);
/* Restore the alpha blending attributes */
if ((savedFlags & SDL_SRCALPHA) == SDL_SRCALPHA) {
SDL_SetAlpha(result.first, savedFlags, savedAlpha);
}
// TTSDL
// /* Restore the alpha blending attributes */
// if ((savedFlags & SDL_SRCALPHA) == SDL_SRCALPHA) {
// SDL_SetAlpha(result.first, savedFlags, savedAlpha);
// }
/* Turn the image upside-down, because OpenGL textures
start at the bottom-left, instead of the top-left