mirror of https://github.com/OpenRCT2/OpenRCT2.git
47 lines
1.0 KiB
GLSL
47 lines
1.0 KiB
GLSL
#version 150
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uniform vec4 uPalette[256];
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uniform usampler2DArray uTexture;
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flat in ivec4 fClip;
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flat in int fFlags;
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in vec4 fColour;
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flat in int fTexColourAtlas;
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in vec2 fTexColourCoords;
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flat in int fTexMaskAtlas;
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in vec2 fTexMaskCoords;
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flat in int fMask;
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in vec2 fPosition;
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in vec2 fTextureCoordinate;
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out vec4 oColour;
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void main()
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{
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if (fPosition.x < fClip.x || fPosition.x > fClip.z ||
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fPosition.y < fClip.y || fPosition.y > fClip.w)
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{
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discard;
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}
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vec4 texel = uPalette[texture(uTexture, vec3(fTexColourCoords, float(fTexColourAtlas))).r];
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vec4 mask = uPalette[texture(uTexture, vec3(fTexMaskCoords, float(fTexMaskAtlas))).r];
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if (fMask != 0)
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{
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oColour = texel * mask;
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}
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else
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{
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if ((fFlags & 1) != 0)
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{
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oColour = vec4(fColour.rgb, fColour.a * texel.a);
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}
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else
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{
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oColour = texel;
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}
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}
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}
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