Added bgra support to SDL target

This commit is contained in:
Magnus Norddahl 2016-06-02 20:05:08 +02:00
parent 672b80898b
commit 02a39ef457

View file

@ -28,7 +28,7 @@ class SDLFB : public DFrameBuffer
{ {
DECLARE_CLASS(SDLFB, DFrameBuffer) DECLARE_CLASS(SDLFB, DFrameBuffer)
public: public:
SDLFB (int width, int height, bool fullscreen, SDL_Window *oldwin); SDLFB (int width, int height, bool bgra, bool fullscreen, SDL_Window *oldwin);
~SDLFB (); ~SDLFB ();
bool Lock (bool buffer); bool Lock (bool buffer);
@ -271,7 +271,8 @@ DFrameBuffer *SDLVideo::CreateFrameBuffer (int width, int height, bool bgra, boo
{ // Reuse the old framebuffer if its attributes are the same { // Reuse the old framebuffer if its attributes are the same
SDLFB *fb = static_cast<SDLFB *> (old); SDLFB *fb = static_cast<SDLFB *> (old);
if (fb->Width == width && if (fb->Width == width &&
fb->Height == height) fb->Height == height &&
fb->Bgra == bgra)
{ {
bool fsnow = (SDL_GetWindowFlags (fb->Screen) & SDL_WINDOW_FULLSCREEN_DESKTOP) != 0; bool fsnow = (SDL_GetWindowFlags (fb->Screen) & SDL_WINDOW_FULLSCREEN_DESKTOP) != 0;
@ -296,7 +297,7 @@ DFrameBuffer *SDLVideo::CreateFrameBuffer (int width, int height, bool bgra, boo
flashAmount = 0; flashAmount = 0;
} }
SDLFB *fb = new SDLFB (width, height, fullscreen, oldwin); SDLFB *fb = new SDLFB (width, height, bgra, fullscreen, oldwin);
// If we could not create the framebuffer, try again with slightly // If we could not create the framebuffer, try again with slightly
// different parameters in this order: // different parameters in this order:
@ -350,8 +351,8 @@ void SDLVideo::SetWindowedScale (float scale)
// FrameBuffer implementation ----------------------------------------------- // FrameBuffer implementation -----------------------------------------------
SDLFB::SDLFB (int width, int height, bool fullscreen, SDL_Window *oldwin) SDLFB::SDLFB (int width, int height, bool bgra, bool fullscreen, SDL_Window *oldwin)
: DFrameBuffer (width, height, false) : DFrameBuffer (width, height, bgra)
{ {
int i; int i;
@ -494,7 +495,21 @@ void SDLFB::Update ()
pitch = Surface->pitch; pitch = Surface->pitch;
} }
if (NotPaletted) if (Bgra)
{
if (pitch == Pitch * 4)
{
memcpy(pixels, MemBuffer, Width*Height*4);
}
else
{
for (int y = 0; y < Height; ++y)
{
memcpy((BYTE *)pixels + y*pitch, MemBuffer + y*Pitch*4, Width*4);
}
}
}
else if (NotPaletted)
{ {
GPfx.Convert (MemBuffer, Pitch, GPfx.Convert (MemBuffer, Pitch,
pixels, pitch, Width, Height, pixels, pitch, Width, Height,
@ -674,7 +689,13 @@ void SDLFB::ResetSDLRenderer ()
SDL_SetRenderDrawColor(Renderer, 0, 0, 0, 255); SDL_SetRenderDrawColor(Renderer, 0, 0, 0, 255);
Uint32 fmt; Uint32 fmt;
switch(vid_displaybits) if (Bgra)
{
fmt = SDL_PIXELFORMAT_ARGB8888;
}
else
{
switch (vid_displaybits)
{ {
default: fmt = SDL_PIXELFORMAT_ARGB8888; break; default: fmt = SDL_PIXELFORMAT_ARGB8888; break;
case 30: fmt = SDL_PIXELFORMAT_ARGB2101010; break; case 30: fmt = SDL_PIXELFORMAT_ARGB2101010; break;
@ -682,6 +703,7 @@ void SDLFB::ResetSDLRenderer ()
case 16: fmt = SDL_PIXELFORMAT_RGB565; break; case 16: fmt = SDL_PIXELFORMAT_RGB565; break;
case 15: fmt = SDL_PIXELFORMAT_ARGB1555; break; case 15: fmt = SDL_PIXELFORMAT_ARGB1555; break;
} }
}
Texture = SDL_CreateTexture (Renderer, fmt, SDL_TEXTUREACCESS_STREAMING, Width, Height); Texture = SDL_CreateTexture (Renderer, fmt, SDL_TEXTUREACCESS_STREAMING, Width, Height);
{ {