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WE HAVE WORKING CASCADE SHADOWS

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This commit is contained in:
FakeShemp
2016-02-25 21:21:38 +01:00
parent 8867e7ac3c
commit df2e4abb52
2 changed files with 20 additions and 19 deletions
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resources/Shaders/ForwardPlus.frag.glsl
+18 -17
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@@ -194,12 +194,14 @@ float CalcShadowValue(vec4 positionLightSpace, vec3 normal, vec3 lightDir, sampl
int getShadowIndex(float far_distance[MAX_SPLITS])
{
float depth = gl_FragCoord.z / gl_FragCoord.w;
int index = 2;
if( gl_FragCoord.z < far_distance[0] )
if( depth < far_distance[0] )
{
index = 0;
}
else if( gl_FragCoord.z < far_distance[1] && gl_FragCoord.z > far_distance[0] )
else if( depth < far_distance[1] && depth > far_distance[0] )
{
index = 1;
}
@@ -207,7 +209,7 @@ int getShadowIndex(float far_distance[MAX_SPLITS])
return index;
}
//sampler2DShadow whichDepthMap( int DepthMapIndex )
//sampler2DShadow whichDepthMap(int DepthMapIndex)
//{
// if( DepthMapIndex == 0 )
// {
@@ -221,7 +223,6 @@ int getShadowIndex(float far_distance[MAX_SPLITS])
// {
// return DepthMap2;
// }
//
//}
void main()
@@ -275,19 +276,19 @@ void main()
light_result = CalcDirectionalLightSource(V * light.Direction, light.Color, light.Intensity, viewVec, normal);
shadowFactor = CalcShadowValue(Input.PositionLightSpace[0], Input.Normal, vec3(light.Direction), DepthMap0);
//if( DepthMapIndex == 0 )
//{
// shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap0);
//}
//else if( DepthMapIndex == 1 )
//{
// shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap1);
//}
//else
//{
// shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap2);
//}
//shadowFactor = CalcShadowValue(Input.PositionLightSpace[0], Input.Normal, vec3(light.Direction), DepthMap0);
if( DepthMapIndex == 0 )
{
shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap0);
}
else if( DepthMapIndex == 1 )
{
shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap1);
}
else
{
shadowFactor = CalcShadowValue(Input.PositionLightSpace[DepthMapIndex], Input.Normal, vec3(light.Direction), DepthMap2);
}
}
totalLighting.Diffuse += light_result.Diffuse;