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Transform alpha channel as well in shader

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kwolekr
2013-04-25 12:29:27 -04:00
parent bc3072b35e
commit ddd2b18321
1 changed files with 2 additions and 1 deletions
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client/shaders/test_shader_3/opengl_fragment.glsl
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@@ -9,7 +9,8 @@ void main (void)
vec4 col = texture2D(myTexture, vec2(gl_TexCoord[0])); vec4 col = texture2D(myTexture, vec2(gl_TexCoord[0]));
col *= gl_Color; col *= gl_Color;
col = col * col; // SRGB -> Linear col = col * col; // SRGB -> Linear
col *= 1.8; col *= 1.8;
col.a = 1.0 - exp(1.0 - col.a) / exp(1.0);
col.r = 1.0 - exp(1.0 - col.r) / exp(1.0); col.r = 1.0 - exp(1.0 - col.r) / exp(1.0);
col.g = 1.0 - exp(1.0 - col.g) / exp(1.0); col.g = 1.0 - exp(1.0 - col.g) / exp(1.0);
col.b = 1.0 - exp(1.0 - col.b) / exp(1.0); col.b = 1.0 - exp(1.0 - col.b) / exp(1.0);