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+ | BVH opti

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TheRedShip
2025-01-18 18:08:01 +01:00
parent 85bab977df
commit 4863a5ef77
8 changed files with 1797 additions and 2879 deletions
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16
shaders/trace.glsl
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@ -66,10 +66,8 @@ hitInfo traceBVH(Ray ray)
hit.t = 1e30;
hit.obj_index = -1;
const int MAX_STACK_SIZE = 64;
int stack[MAX_STACK_SIZE];
int stack[64];
int stack_ptr = 0;
stack[0] = 0;
while (stack_ptr >= 0)
@ -78,7 +76,8 @@ hitInfo traceBVH(Ray ray)
GPUBvh node = bvh[current_index];
if (intersectRayBVH(ray, node))
hitInfo temp_hit;
if (intersectRayBVH(ray, node, temp_hit) && temp_hit.t < hit.t)
{
if (node.is_leaf != 0)
{
@ -98,13 +97,10 @@ hitInfo traceBVH(Ray ray)
}
}
}
if (node.is_leaf == 0 && stack_ptr < MAX_STACK_SIZE - 2)
else
{
stack_ptr++;
stack[stack_ptr] = node.left_index;
stack_ptr++;
stack[stack_ptr] = node.right_index;
stack[++stack_ptr] = node.left_index;
stack[++stack_ptr] = node.right_index;
}
}
}