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Simplify post-processing shaders.

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This commit is contained in:
Paul Chote
2023-10-23 14:36:13 +01:00
committed by Gustas
parent 813a1984f9
commit 43ddee5d30
4 changed files with 8 additions and 8 deletions
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4
glsl/postprocess_chronoshift.frag
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@@ -9,7 +9,7 @@ out vec4 fragColor;
void main()
{
vec4 c = texture(WorldTexture, gl_FragCoord.xy / textureSize(WorldTexture, 0));
vec4 c = texelFetch(WorldTexture, ivec2(gl_FragCoord.xy), 0);
float lum = 0.5 * (min(c.r, min(c.g, c.b)) + max(c.r, max(c.g, c.b)));
fragColor = vec4(lum, lum, lum, c.a) * Blend + c * (1.0 - Blend);
fragColor = mix(c, vec4(lum, lum, lum, c.a), Blend);
}

4
glsl/postprocess_flash.frag
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@@ -10,6 +10,6 @@ out vec4 fragColor;
void main()
{
vec4 c = texture(WorldTexture, gl_FragCoord.xy / textureSize(WorldTexture, 0));
fragColor = vec4(Color, c.a) * Blend + c * (1.0 - Blend);
vec4 c = texelFetch(WorldTexture, ivec2(gl_FragCoord.xy), 0);
fragColor = mix(c, vec4(Color, c.a), Blend);
}

4
glsl/postprocess_menufade.frag
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@@ -27,6 +27,6 @@ vec4 ColorForEffect(float effect, vec4 c)
void main()
{
vec4 c = texture(WorldTexture, gl_FragCoord.xy / vec2(textureSize(WorldTexture, 0)));
fragColor = ColorForEffect(From, c) * Blend + ColorForEffect(To, c) * (1.0 - Blend);
vec4 c = texelFetch(WorldTexture, ivec2(gl_FragCoord.xy), 0);
fragColor = mix(ColorForEffect(To, c), ColorForEffect(From, c), Blend);
}

4
glsl/postprocess_tint.frag
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@@ -9,6 +9,6 @@ out vec4 fragColor;
void main()
{
vec4 c = texture(WorldTexture, gl_FragCoord.xy / textureSize(WorldTexture, 0));
fragColor = vec4(min(c.r * Tint.r, 1.0), min(c.g * Tint.g, 1.0), min(c.b * Tint.b, 1.0), c.a);
vec4 c = texelFetch(WorldTexture, ivec2(gl_FragCoord.xy), 0);
fragColor = vec4(Tint, c.a) * c;
}