25 lines
No EOL
623 B
GLSL
25 lines
No EOL
623 B
GLSL
#version 460
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#extension GL_EXT_ray_tracing : require
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struct RayPayload {
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vec3 color;
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float distance;
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vec3 normal;
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float reflector;
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};
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layout(location = 0) rayPayloadInEXT RayPayload rayPayload;
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void main()
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{
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// View-independent background gradient to simulate a basic sky background
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const vec3 gradientStart = vec3(0.5, 0.6, 1.0);
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const vec3 gradientEnd = vec3(1.0);
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vec3 unitDir = normalize(gl_WorldRayDirectionEXT);
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float t = 0.5 * (unitDir.y + 1.0);
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rayPayload.color = (1.0-t) * gradientStart + t * gradientEnd;
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rayPayload.distance = -1.0f;
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rayPayload.normal = vec3(0.0f);
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rayPayload.reflector = 0.0f;
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} |