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Implemented OpenGL ES RenderClear()

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This commit is contained in:
Sam Lantinga 2011-02-17 02:23:48 -08:00
parent 7fda55f8d4
commit ea8037a625
3 changed files with 26 additions and 24 deletions
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18
src/render/opengles2/SDL_render_gles2.c
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@ -770,19 +770,19 @@ static int GLES2_RenderCopy(SDL_Renderer *renderer, SDL_Texture *texture, const
const SDL_Rect *dstrect);
static void GLES2_RenderPresent(SDL_Renderer *renderer);
static int
GLES2_RenderClear(SDL_Renderer *renderer)
{
float r = (float)renderer->r * inv255f;
float g = (float)renderer->g * inv255f;
float b = (float)renderer->b * inv255f;
float a = (float)renderer->a * inv255f;
static int
GLES2_RenderClear(SDL_Renderer * renderer)
{
GLES2_ActivateRenderer(renderer);
/* Clear the backbuffer with the selected color */
glClearColor(r, g, b, a);
glClearColor((GLfloat) renderer->r * inv255f,
(GLfloat) renderer->g * inv255f,
(GLfloat) renderer->b * inv255f,
(GLfloat) renderer->a * inv255f);
glClear(GL_COLOR_BUFFER_BIT);
return 0;
}