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Code Issues Releases Wiki Activity

Make shaders pick the correct shadow cascade level and blend near cascade edges.

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This commit is contained in:
AnyOldName3 2018-05-16 18:20:21 +01:00
parent 1b30d47d7f
commit aa68af4f8b
3 changed files with 36 additions and 4 deletions
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13
files/shaders/objects_fragment.glsl
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@ -124,8 +124,19 @@ void main()
float shadowing = 1.0;
#if SHADOWS
bool doneShadows = false;
@foreach shadow_texture_unit_index @shadow_texture_unit_list
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (!doneShadows)
{
vec2 shadowXY = shadowSpaceCoords@shadow_texture_unit_index.xy / shadowSpaceCoords@shadow_texture_unit_index.w;
if (all(lessThan(shadowXY, vec2(1.0, 1.0))) && all(greaterThan(shadowXY, vec2(0.0, 0.0))))
{
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (all(lessThan(shadowXY, vec2(0.95, 0.95))) && all(greaterThan(shadowXY, vec2(0.05, 0.05))))
doneShadows = true;
}
}
@endforeach
#endif // SHADOWS

13
files/shaders/terrain_fragment.glsl
View file

@ -76,8 +76,19 @@ void main()
float shadowing = 1.0;
#if SHADOWS
bool doneShadows = false;
@foreach shadow_texture_unit_index @shadow_texture_unit_list
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (!doneShadows)
{
vec2 shadowXY = shadowSpaceCoords@shadow_texture_unit_index.xy / shadowSpaceCoords@shadow_texture_unit_index.w;
if (all(lessThan(shadowXY, vec2(1.0, 1.0))) && all(greaterThan(shadowXY, vec2(0.0, 0.0))))
{
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (all(lessThan(shadowXY, vec2(0.95, 0.95))) && all(greaterThan(shadowXY, vec2(0.05, 0.05))))
doneShadows = true;
}
}
@endforeach
#endif // SHADOWS

14
files/shaders/water_fragment.glsl
View file

@ -168,9 +168,19 @@ void main(void)
#if SHADOWS
float shadowing = 1.0;
bool doneShadows = false;
@foreach shadow_texture_unit_index @shadow_texture_unit_list
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (!doneShadows)
{
vec2 shadowXY = shadowSpaceCoords@shadow_texture_unit_index.xy / shadowSpaceCoords@shadow_texture_unit_index.w;
if (all(lessThan(shadowXY, vec2(1.0, 1.0))) && all(greaterThan(shadowXY, vec2(0.0, 0.0))))
{
shadowing *= shadow2DProj(shadowTexture@shadow_texture_unit_index, shadowSpaceCoords@shadow_texture_unit_index).r;
if (all(lessThan(shadowXY, vec2(0.95, 0.95))) && all(greaterThan(shadowXY, vec2(0.05, 0.05))))
doneShadows = true;
}
}
@endforeach
float shadow = shadowing;