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#5979: Cubemap support for opengl2.

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This commit is contained in:
SmileTheory 2013-09-16 00:54:26 -07:00
parent 68a616c7f1
commit 7e875c6941
23 changed files with 1268 additions and 516 deletions
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16
code/renderergl2/tr_fbo.c
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@ -579,6 +579,19 @@ void FBO_Init(void)
R_CheckFBO(tr.screenSsaoFbo);
}
{
tr.renderCubeFbo = FBO_Create("_renderCubeFbo", tr.renderCubeImage->width, tr.renderCubeImage->height);
FBO_Bind(tr.renderCubeFbo);
//FBO_AttachTextureImage(tr.renderCubeImage, 0);
R_AttachFBOTexture2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB, tr.renderCubeImage->texnum, 0);
glState.currentFBO->colorImage[0] = tr.renderCubeImage;
FBO_CreateBuffer(tr.renderCubeFbo, GL_DEPTH_COMPONENT24_ARB, 0, 0);
R_CheckFBO(tr.renderCubeFbo);
}
GL_CheckErrors();
FBO_Bind(NULL);
@ -783,7 +796,10 @@ void FBO_Blit(FBO_t *src, vec4i_t inSrcBox, vec2_t srcTexScale, FBO_t *dst, vec4
vec4i_t srcBox;
if (!src)
{
ri.Printf(PRINT_WARNING, "Tried to blit from a NULL FBO!\n");
return;
}
// framebuffers are 0 bottom, Y up.
if (inSrcBox)