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~ | Weird random, needs to be upgrade

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TheRedShip
2025-01-02 14:47:10 +01:00
parent f64d6d0042
commit 21f2e84b61
7 changed files with 55 additions and 30 deletions
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5
shaders/compute.glsl
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@ -26,6 +26,7 @@ uniform vec2 u_resolution;
uniform vec3 u_cameraPosition;
uniform mat4 u_viewMatrix;
uniform int u_frameCount;
uniform float u_time;
vec3 lightPos = vec3(5.0, 5.0, 5.0);
vec3 lightColor = vec3(1.0, 1.0, 1.0);
@ -118,7 +119,7 @@ vec3 pathtrace(Ray ray, vec2 random)
ray.origin = hit.position + hit.normal * 0.001;
//cosine weighted importance sampling
vec3 unit_sphere = normalize(randomVec3Mixed(random, u_frameCount, -1.0, 1.0));
vec3 unit_sphere = normalize(randomVec3(random, u_time));
if (dot(unit_sphere, hit.normal) < 0.0)
unit_sphere = -unit_sphere;
ray.direction = normalize(hit.normal + unit_sphere);
@ -144,7 +145,7 @@ void main() {
Ray ray = Ray(u_cameraPosition, rayDirection);
vec3 color = pathtrace(ray, uv);
vec4 accum = imageLoad(accumulationImage, pixelCoords);
accum.rgb = accum.rgb * float(u_frameCount) / float(u_frameCount + 1) + color / float(u_frameCount + 1);
accum.a = 1.0;