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Broke everything for some reason

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Dynamitos
2025-08-23 18:09:01 +02:00
parent 757b75aaf3
commit ef9cb9c812
11 changed files with 52 additions and 36 deletions
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src/Engine/Graphics/RenderPass/ShadowPass.cpp
+25 -16
View File
@@ -46,6 +46,7 @@ ShadowPass::~ShadowPass() {}
void ShadowPass::beginFrame(const Component::Camera& camera, const Component::Transform& transform) {
float cascadeSplits[NUM_CASCADES];
float splitDepths[NUM_CASCADES];
float nearClip = camera.nearPlane;
float farClip = camera.farPlane;
@@ -63,49 +64,57 @@ void ShadowPass::beginFrame(const Component::Camera& camera, const Component::Tr
float uniform = minZ + range * p;
float d = cascadeSplitLambda * (log - uniform) + uniform;
cascadeSplits[i] = (d - nearClip) / clipRange;
splitDepths[i] = (camera.nearPlane + cascadeSplits[i] * clipRange) * -1.0f;
cascades[i].viewParams.clear();
}
cascadeSplitsBuffer->updateContents(0, sizeof(float) * NUM_CASCADES, cascadeSplits);
cascadeSplitsBuffer->updateContents(0, sizeof(float) * NUM_CASCADES, splitDepths);
// call this to update view params member, ignore descriptor set
updateViewParameters(camera, transform);
Array<Vector> frustumCorners = {
Vector(-1.0f, 1.0f, 0.0f), Vector(1.0f, 1.0f, 0.0f), Vector(1.0f, -1.0f, 0.0f), Vector(-1.0f, -1.0f, 0.0f),
Vector(-1.0f, 1.0f, 1.0f), Vector(1.0f, 1.0f, 1.0f), Vector(1.0f, -1.0f, 1.0f), Vector(-1.0f, -1.0f, 1.0f),
};
for (auto& c : frustumCorners) {
Vector4 invCorner = viewParams.inverseViewProjectionMatrix * Vector4(c, 1);
c = invCorner / invCorner.w;
}
Matrix4 invCam = viewParams.inverseViewProjectionMatrix;
for (uint32 s = 0; s < scene->getLightEnvironment()->getNumDirectionalLights(); ++s) {
float lastSplitDist = 0.0;
for (uint32 i = 0; i < NUM_CASCADES; ++i) {
float splitDist = cascadeSplits[i];
Array<Vector> cascadeCorners(8);
Array<Vector> frustumCorners = {
Vector(-1.0f, 1.0f, 1.0f),
Vector(1.0f, 1.0f, 1.0f),
Vector(1.0f, -1.0f, 1.0f),
Vector(-1.0f, -1.0f, 1.0f),
Vector(-1.0f, 1.0f, 0.0f),
Vector(1.0f, 1.0f, 0.0f),
Vector(1.0f, -1.0f, 0.0f),
Vector(-1.0f, -1.0f, 0.0f),
};
for (auto& c : frustumCorners) {
Vector4 invCorner = invCam * Vector4(c, 1);
c = invCorner / invCorner.w;
}
for (uint32 j = 0; j < 4; j++) {
Vector dist = frustumCorners[j + 4] - frustumCorners[j];
cascadeCorners[j + 4] = frustumCorners[j] + (dist * splitDist);
cascadeCorners[j] = frustumCorners[j] + (dist * lastSplitDist);
frustumCorners[j + 4] = frustumCorners[j] + (dist * splitDist);
frustumCorners[j] = frustumCorners[j] + (dist * lastSplitDist);
}
Vector frustumCenter = Vector(0);
for (uint32 j = 0; j < 8; j++) {
frustumCenter += cascadeCorners[j];
frustumCenter += frustumCorners[j];
}
frustumCenter /= 8.0f;
float radius = 0.0f;
for (uint j = 0; j < 8; j++) {
float distance = glm::length(cascadeCorners[j] - frustumCenter);
float distance = glm::length(frustumCorners[j] - frustumCenter);
radius = glm::max(radius, distance);
}
radius = std::ceil(radius * 16.0f) / 16.0f;
Vector maxExtents = Vector(radius);
Vector minExtents = -maxExtents;
Vector lightDir = glm::normalize(scene->getLightEnvironment()->getDirectionalLight(s).direction);
Vector lightDir = glm::normalize(-scene->getLightEnvironment()->getDirectionalLight(s).direction);
Vector cameraPos = frustumCenter - lightDir * -minExtents.z;
Matrix4 viewMatrix = glm::lookAt(cameraPos, frustumCenter, Vector(0, 1, 0));
Matrix4 projectionMatrix =