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Moved shaders to new directory

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Sascha Willems 2023-05-09 21:03:02 +02:00
parent 0b3f8340e3
commit 99b226237a
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52
data/shaders/glsl/raytracingsbtdata/raygen.rgen
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#version 460
#extension GL_EXT_ray_tracing : enable
layout(binding = 0, set = 0) uniform accelerationStructureEXT topLevelAS;
layout(binding = 1, set = 0, rgba8) uniform image2D image;
layout(binding = 2, set = 0) uniform CameraProperties
{
mat4 viewInverse;
mat4 projInverse;
} cam;
layout(location = 0) rayPayloadEXT vec3 hitValue;
layout(shaderRecordEXT, std430) buffer SBT {
float r;
float g;
float b;
};
void main()
{
const vec2 pixelCenter = vec2(gl_LaunchIDEXT.xy) + vec2(0.5);
const vec2 inUV = pixelCenter/vec2(gl_LaunchSizeEXT.xy);
vec2 d = inUV * 2.0 - 1.0;
vec4 origin = cam.viewInverse * vec4(0,0,0,1);
vec4 target = cam.projInverse * vec4(d.x, d.y, 1, 1) ;
vec4 direction = cam.viewInverse*vec4(normalize(target.xyz), 0) ;
float tmin = 0.001;
float tmax = 10000.0;
// use border to demonstrate raygen record data
if (all(greaterThan(gl_LaunchIDEXT.xy, ivec2(16, 16))) && all(lessThan(gl_LaunchIDEXT.xy, gl_LaunchSizeEXT.xy - ivec2(16, 16))))
{
// Generate a checker board pattern to trace out rays or use hit record data
ivec2 pos = ivec2(gl_LaunchIDEXT / 16);
if (((pos.x + pos.y % 2) % 2) == 0) {
// This will set hit value to either hit or miss SBT record color
traceRayEXT(topLevelAS, gl_RayFlagsOpaqueEXT, 0xff, 0, 0, 0, origin.xyz, tmin, direction.xyz, tmax, 0);
}
else {
// Set the hit value to the raygen SBT data
hitValue = vec3(r, g, b);
}
}
else {
// Set hit value to black
hitValue = vec3(0.0, 0.0, 0.0);
}
imageStore(image, ivec2(gl_LaunchIDEXT.xy), vec4(hitValue, 0.0));
}