21 lines
515 B
GLSL
21 lines
515 B
GLSL
#version 330 core
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// Feature 9: PPI Shoreline / Terrain — fragment stage
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// Active points render in P7 blue; fading points render in P7 greenish-yellow
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// with brightness proportional to vFade.
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in float vFade;
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in float vActive;
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uniform vec3 uActiveColor; // P7A blue
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uniform vec3 uPersistColor; // P7P greenish yellow
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out vec4 fragColor;
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void main()
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{
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if (vFade <= 0.01) discard;
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vec3 col = (vActive > 0.5)
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? uActiveColor
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: uPersistColor * vFade;
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fragColor = vec4(col, vFade);
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}
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