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OpenGL2: Add fourth cascade for sun shadows, and adjust sun shadow cvar defaults.

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This commit is contained in:
SmileTheory 2014-07-31 21:01:57 -07:00
parent 7b866ae96d
commit 2b2d696f12
10 changed files with 235 additions and 110 deletions
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25
code/renderergl2/tr_backend.c
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@ -1122,13 +1122,24 @@ const void *RB_DrawSurfs( const void *data ) {
GLSL_BindProgram(&tr.shadowmaskShader);
GL_BindToTMU(tr.renderDepthImage, TB_COLORMAP);
GL_BindToTMU(tr.sunShadowDepthImage[0], TB_SHADOWMAP);
GL_BindToTMU(tr.sunShadowDepthImage[1], TB_SHADOWMAP2);
GL_BindToTMU(tr.sunShadowDepthImage[2], TB_SHADOWMAP3);
if (r_shadowCascadeZFar->integer != 0)
{
GL_BindToTMU(tr.sunShadowDepthImage[0], TB_SHADOWMAP);
GL_BindToTMU(tr.sunShadowDepthImage[1], TB_SHADOWMAP2);
GL_BindToTMU(tr.sunShadowDepthImage[2], TB_SHADOWMAP3);
GL_BindToTMU(tr.sunShadowDepthImage[3], TB_SHADOWMAP4);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP, backEnd.refdef.sunShadowMvp[0]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP2, backEnd.refdef.sunShadowMvp[1]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP3, backEnd.refdef.sunShadowMvp[2]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP, backEnd.refdef.sunShadowMvp[0]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP2, backEnd.refdef.sunShadowMvp[1]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP3, backEnd.refdef.sunShadowMvp[2]);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP4, backEnd.refdef.sunShadowMvp[3]);
}
else
{
GL_BindToTMU(tr.sunShadowDepthImage[3], TB_SHADOWMAP);
GLSL_SetUniformMat4(&tr.shadowmaskShader, UNIFORM_SHADOWMVP, backEnd.refdef.sunShadowMvp[3]);
}
GLSL_SetUniformVec3(&tr.shadowmaskShader, UNIFORM_VIEWORIGIN, backEnd.refdef.vieworg);
{
@ -1681,6 +1692,8 @@ const void *RB_PostProcess(const void *data)
FBO_BlitFromTexture(tr.sunShadowDepthImage[1], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 256, 0, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[2], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
VectorSet4(dstBox, 384, 0, 128, 128);
FBO_BlitFromTexture(tr.sunShadowDepthImage[3], NULL, NULL, NULL, dstBox, NULL, NULL, 0);
}
if (0)