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Added a renderer flag to expose whether a renderer supports render to texture.

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This commit is contained in:
Sam Lantinga
2012-01-19 21:06:47 -05:00
parent 096d218036
commit 1af7c2fe96
6 changed files with 13 additions and 11 deletions
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4
src/render/SDL_render.c
View File

@@ -1153,10 +1153,10 @@ SDL_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
SDL_bool
SDL_RenderTargetSupported(SDL_Renderer *renderer)
{
if ((!renderer) || (!renderer->SetTargetTexture)) {
if (!renderer || !renderer->SetTargetTexture) {
return SDL_FALSE;
}
return SDL_TRUE;
return (renderer->info.flags & SDL_RENDERER_TARGETTEXTURE) != 0;
}
int

4
src/render/direct3d/SDL_render_d3d.c
View File

@@ -122,7 +122,7 @@ SDL_RenderDriver D3D_RenderDriver = {
D3D_CreateRenderer,
{
"direct3d",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
1,
{SDL_PIXELFORMAT_ARGB8888},
0,
@@ -406,7 +406,7 @@ D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
renderer->info = D3D_RenderDriver.info;
renderer->driverdata = data;
renderer->info.flags = SDL_RENDERER_ACCELERATED;
renderer->info.flags = SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE;
SDL_VERSION(&windowinfo.version);
SDL_GetWindowWMInfo(window, &windowinfo);

4
src/render/opengl/SDL_render_gl.c
View File

@@ -76,7 +76,7 @@ SDL_RenderDriver GL_RenderDriver = {
GL_CreateRenderer,
{
"opengl",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
1,
{SDL_PIXELFORMAT_ARGB8888},
0,
@@ -321,7 +321,7 @@ GL_CreateRenderer(SDL_Window * window, Uint32 flags)
renderer->DestroyTexture = GL_DestroyTexture;
renderer->DestroyRenderer = GL_DestroyRenderer;
renderer->info = GL_RenderDriver.info;
renderer->info.flags = SDL_RENDERER_ACCELERATED;
renderer->info.flags = SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE;
renderer->driverdata = data;
renderer->window = window;

4
src/render/opengles/SDL_render_gles.c
View File

@@ -89,7 +89,7 @@ SDL_RenderDriver GLES_RenderDriver = {
GLES_CreateRenderer,
{
"opengles",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
1,
{SDL_PIXELFORMAT_ABGR8888},
0,
@@ -372,7 +372,7 @@ GLES_CreateRenderer(SDL_Window * window, Uint32 flags)
renderer->DestroyTexture = GLES_DestroyTexture;
renderer->DestroyRenderer = GLES_DestroyRenderer;
renderer->info = GLES_RenderDriver.info;
renderer->info.flags = SDL_RENDERER_ACCELERATED;
renderer->info.flags = SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE;
renderer->driverdata = data;
renderer->window = window;
renderer->SetTargetTexture = GLES_SetTargetTexture;

4
src/render/opengles2/SDL_render_gles2.c
View File

@@ -40,7 +40,7 @@ SDL_RenderDriver GLES2_RenderDriver = {
GLES2_CreateRenderer,
{
"opengles2",
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC),
(SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
4,
{SDL_PIXELFORMAT_ABGR8888,
SDL_PIXELFORMAT_ARGB8888,
@@ -1447,7 +1447,7 @@ GLES2_CreateRenderer(SDL_Window *window, Uint32 flags)
return NULL;
}
renderer->info = GLES2_RenderDriver.info;
renderer->info.flags = SDL_RENDERER_ACCELERATED;
renderer->info.flags = SDL_RENDERER_ACCELERATED | SDL_RENDERER_TARGETTEXTURE;
renderer->driverdata = rdata;
renderer->window = window;