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Improved render to texture

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Support render texture size different than screen size
This commit is contained in:
raysan5 2016-05-29 11:49:13 +02:00
parent 27df983ee0
commit ea5b00528b
5 changed files with 52 additions and 10 deletions
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14
src/rlgl.c
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@ -404,6 +404,12 @@ void rlOrtho(double left, double right, double bottom, double top, double near,
#endif
// Set the viewport area (trasnformation from normalized device coordinates to window coordinates)
void rlViewport(int x, int y, int width, int height)
{
glViewport(x, y, width, height);
}
//----------------------------------------------------------------------------------
// Module Functions Definition - Vertex level operations
//----------------------------------------------------------------------------------
@ -725,17 +731,25 @@ void rlDisableTexture(void)
#endif
}
// Enable rendering to texture (fbo)
void rlEnableRenderTexture(unsigned int id)
{
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
glBindFramebuffer(GL_FRAMEBUFFER, id);
//glDisable(GL_CULL_FACE); // Allow double side drawing for texture flipping
//glCullFace(GL_FRONT);
#endif
}
// Disable rendering to texture
void rlDisableRenderTexture(void)
{
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
glBindFramebuffer(GL_FRAMEBUFFER, 0);
//glEnable(GL_CULL_FACE);
//glCullFace(GL_BACK);
#endif
}