mirror of
https://github.com/leozide/leocad
synced 2024-12-28 22:23:35 +01:00
20 lines
772 B
GLSL
20 lines
772 B
GLSL
LC_PIXEL_INPUT vec3 PixelNormal;
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LC_PIXEL_OUTPUT
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uniform mediump vec4 HighlightParams[2];
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uniform samplerCube Texture;
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const mediump vec4 TextColor = vec4(0.0, 0.0, 0.0, 1.0);
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const mediump vec4 BackgroundColor = vec4(1.0, 1.0, 1.0, 1.0);
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const mediump vec4 HighlightColor = vec4(1.0, 0.0, 0.0, 1.0);
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void main()
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{
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LC_SHADER_PRECISION float TexelAlpha = textureCube(Texture, PixelNormal).a;
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if (PixelNormal.x > HighlightParams[0].x && PixelNormal.y > HighlightParams[0].y && PixelNormal.z > HighlightParams[0].z &&
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PixelNormal.x < HighlightParams[1].x && PixelNormal.y < HighlightParams[1].y && PixelNormal.z < HighlightParams[1].z)
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gl_FragColor = mix(HighlightColor, TextColor, TexelAlpha);
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else
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gl_FragColor = mix(BackgroundColor, TextColor, TexelAlpha);
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}
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