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~ | BVH Opti working

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This commit is contained in:
RedShip
2025-01-18 19:21:29 +01:00
parent 4863a5ef77
commit f1e9a75599
6 changed files with 55 additions and 62 deletions
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2
scenes/dragon.rt
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@ -18,7 +18,7 @@ pl 0 0 -2 0 0 1 1 // back wall
pl 0 0 2 0 0 -1 5 // front wall
pl 2 0 0 -1 0 0 3 // right wall
pl -2 0 0 1 0 0 2 // left wall
pl 0 2 0 0 -1 0 0 // ceiling
# pl 0 2 0 0 -1 0 0 // ceiling
pl 0 -2 0 0 1 0 2 // floor
qu -1 1.999 -1 2 0 0 0 0 2 6

43
shaders/debug.glsl
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@ -150,9 +150,6 @@ hitInfo traceBVH(Ray ray, inout Stats stats)
GPUBvh node = bvh[current_index];
stats.box_count++;
if (intersectRayBVH(ray, node, hit_bvh) && hit_bvh.t < hit.t)
{
if (node.is_leaf != 0)
{
for (int i = 0; i < node.primitive_count; i++)
@ -171,33 +168,29 @@ hitInfo traceBVH(Ray ray, inout Stats stats)
}
else
{
// GPUBvh left_node = bvh[node.left_index];
// GPUBvh right_node = bvh[node.right_index];
GPUBvh left_node = bvh[node.left_index];
GPUBvh right_node = bvh[node.right_index];
// hitInfo left_hit;
// hitInfo right_hit;
hitInfo left_hit;
hitInfo right_hit;
// left_hit.t = 1e30;
// right_hit.t = 1e30;
left_hit.t = 1e30;
right_hit.t = 1e30;
// stats.box_count += 2;
stats.box_count += 2;
// intersectRayBVH(ray, left_node, left_hit);
// intersectRayBVH(ray, right_node, right_hit);
bool left_bool = intersectRayBVH(ray, left_node, left_hit);
bool right_bool = intersectRayBVH(ray, right_node, right_hit);
// if (left_hit.t > right_hit.t)
// {
// if (left_hit.t < hit.t) stack[++stack_ptr] = node.left_index;
// if (right_hit.t < hit.t) stack[++stack_ptr] = node.right_index;
// }
// else
// {
// if (right_hit.t < hit.t) stack[++stack_ptr] = node.right_index;
// if (left_hit.t < hit.t) stack[++stack_ptr] = node.left_index;
// }
stack[++stack_ptr] = node.left_index;
stack[++stack_ptr] = node.right_index;
if (left_hit.t > right_hit.t)
{
if (left_hit.t < hit.t && left_bool) stack[++stack_ptr] = node.left_index;
if (right_hit.t < hit.t && right_bool) stack[++stack_ptr] = node.right_index;
}
else
{
if (right_hit.t < hit.t && right_bool) stack[++stack_ptr] = node.right_index;
if (left_hit.t < hit.t && left_bool) stack[++stack_ptr] = node.left_index;
}
}
}

14
srcs/RT.cpp
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@ -6,7 +6,7 @@
/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/09/27 14:51:49 by TheRed #+# #+# */
/* Updated: 2025/01/17 19:25:14 by ycontre ### ########.fr */
/* Updated: 2025/01/18 19:21:00 by ycontre ### ########.fr */
/* */
/* ************************************************************************** */
@ -20,8 +20,8 @@ int main(int argc, char **argv)
return (1);
Window window(&scene, WIDTH, HEIGHT, "RT_GPU", 0);
Shader shader("shaders/vertex.vert", "shaders/frag.frag", "shaders/compute.glsl");
// Shader shader("shaders/vertex.vert", "shaders/frag.frag", "shaders/debug.glsl");
// Shader shader("shaders/vertex.vert", "shaders/frag.frag", "shaders/compute.glsl");
Shader shader("shaders/vertex.vert", "shaders/frag.frag", "shaders/debug.glsl");
GLint max_gpu_size;
glGetIntegerv(GL_MAX_SHADER_STORAGE_BLOCK_SIZE, &max_gpu_size);
@ -128,8 +128,8 @@ int main(int argc, char **argv)
recorded_fps.push_back((int)window.getFps());
float y_offset = 30;
float dist_to_obj = 60;
float y_offset = 0.;
float dist_to_obj = 2;
float speed = 0.5;
camera->setPosition(glm::vec3(
@ -189,8 +189,8 @@ int main(int argc, char **argv)
// performance profiling
std::ofstream file("fps.txt");
for (int i = 0; i < recorded_fps.size(); i++)
file << i << " " << recorded_fps[i] << std::endl;
for (int i = 0; i < (int) recorded_fps.size(); i++)
file << recorded_fps[i] << std::endl;
file.close();
//

2
srcs/class/BVH.cpp
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@ -6,7 +6,7 @@
/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/16 21:48:48 by TheRed #+# #+# */
/* Updated: 2025/01/17 19:25:08 by ycontre ### ########.fr */
/* Updated: 2025/01/18 19:16:45 by ycontre ### ########.fr */
/* */
/* ************************************************************************** */

4
srcs/class/Shader.cpp
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@ -6,7 +6,7 @@
/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/13 20:21:13 by ycontre #+# #+# */
/* Updated: 2025/01/17 19:05:41 by ycontre ### ########.fr */
/* Updated: 2025/01/18 19:08:58 by ycontre ### ########.fr */
/* */
/* ************************************************************************** */
@ -67,7 +67,7 @@ Shader::Shader(std::string vertexPath, std::string fragmentPath, std::string com
const char *fragmentCode = loadFileWithIncludes(fragmentPath);
const char *computeCode = loadFileWithIncludes(computePath);
printWithLineNumbers(computeCode);
// printWithLineNumbers(computeCode);
_vertex = glCreateShader(GL_VERTEX_SHADER);

4
srcs/class/Window.cpp
View File

@ -6,7 +6,7 @@
/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/10/13 16:16:24 by TheRed #+# #+# */
/* Updated: 2025/01/15 19:34:25 by ycontre ### ########.fr */
/* Updated: 2025/01/18 18:40:41 by ycontre ### ########.fr */
/* */
/* ************************************************************************** */
@ -175,7 +175,7 @@ void Window::imGuiRender()
ImGui::Text("Fps: %d", int(_fps));
ImGui::Text("Frame: %d", _frameCount);
ImGui::Text("Objects: %d", _scene->getObjectData().size() + _scene->getTriangleData().size());
ImGui::Text("Objects: %lu", _scene->getObjectData().size() + _scene->getTriangleData().size());
ImGui::Separator();
if (ImGui::Checkbox("Accumulate", &accumulate))