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fixes shadows on glsles

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sylar 2014-10-25 19:00:23 +04:00
parent a87092d11b
commit c9750dc7c6
2 changed files with 9 additions and 9 deletions
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8
files/materials/objects.shader
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@ -499,7 +499,7 @@
#if SHADOWS || SHADOWS_PSSM
float fadeRange = shadowFar_fadeStart.x - shadowFar_fadeStart.y;
float fade = 1-((depthPassthrough - shadowFar_fadeStart.y) / fadeRange);
float fade = 1.0-((depthPassthrough - shadowFar_fadeStart.y) / fadeRange);
shadow = (depthPassthrough > shadowFar_fadeStart.x) ? 1.0 : ((depthPassthrough > shadowFar_fadeStart.y) ? 1.0-((1.0-shadow)*fade) : shadow);
#endif
@ -514,11 +514,11 @@
#endif
#if UNDERWATER
float3 waterEyePos = intercept(worldPos, cameraPos.xyz - worldPos, float3(0,0,1), waterLevel);
float3 waterEyePos = intercept(worldPos, cameraPos.xyz - worldPos, float3(0.0,0.0,1.0), waterLevel);
#endif
#if SHADOWS || SHADOWS_PSSM
shOutputColour(0) *= (lightResult - float4(directionalResult * (1.0-shadow),0));
shOutputColour(0) *= (lightResult - float4(directionalResult * (1.0-shadow),0.0));
#else
shOutputColour(0) *= lightResult;
#endif
@ -574,7 +574,7 @@
#endif
// prevent negative colour output (for example with negative lights)
shOutputColour(0).xyz = max(shOutputColour(0).xyz, float3(0,0,0));
shOutputColour(0).xyz = max(shOutputColour(0).xyz, float3(0.0,0.0,0.0));
}
#endif

10
files/materials/shadows.h
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@ -6,11 +6,11 @@ float depthShadowPCF (shTexture2D shadowMap, float4 shadowMapPos, float2 offset)
shadowMapPos /= shadowMapPos.w;
float3 o = float3(offset.xy, -offset.x) * 0.3;
//float3 o = float3(0,0,0);
float c = (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy - o.xy).r) ? 1 : 0; // top left
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy + o.xy).r) ? 1 : 0; // bottom right
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy + o.zy).r) ? 1 : 0; // bottom left
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy - o.zy).r) ? 1 : 0; // top right
return c / 4;
float c = (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy - o.xy).r) ? 1.0 : 0.0; // top left
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy + o.xy).r) ? 1.0 : 0.0; // bottom right
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy + o.zy).r) ? 1.0 : 0.0; // bottom left
c += (shadowMapPos.z <= FIXED_BIAS + shSample(shadowMap, shadowMapPos.xy - o.zy).r) ? 1.0 : 0.0; // top right
return c / 4.0;
}