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Pass depth range to depth map visualization shader

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Fixes #895
This commit is contained in:
Sascha Willems 2022-05-08 11:43:06 +02:00
parent 8e98d10f74
commit 8c376121c3
16 changed files with 46 additions and 16 deletions
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13
examples/shadowmapping/shadowmapping.cpp
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@ -56,7 +56,10 @@ public:
glm::mat4 view;
glm::mat4 model;
glm::mat4 depthBiasMVP;
glm::vec3 lightPos;
glm::vec4 lightPos;
// Used for depth map visualization
float zNear;
float zFar;
} uboVSscene;
struct {
@ -384,7 +387,7 @@ public:
// Shared pipeline layout for all pipelines used in this sample
std::vector<VkDescriptorSetLayoutBinding> setLayoutBindings = {
// Binding 0 : Vertex shader uniform buffer
vks::initializers::descriptorSetLayoutBinding(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, VK_SHADER_STAGE_VERTEX_BIT, 0),
vks::initializers::descriptorSetLayoutBinding(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, VK_SHADER_STAGE_VERTEX_BIT | VK_SHADER_STAGE_FRAGMENT_BIT, 0),
// Binding 1 : Fragment shader image sampler (shadow map)
vks::initializers::descriptorSetLayoutBinding(VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, VK_SHADER_STAGE_FRAGMENT_BIT, 1)
};
@ -409,6 +412,8 @@ public:
VkDescriptorSetAllocateInfo allocInfo = vks::initializers::descriptorSetAllocateInfo(descriptorPool, &descriptorSetLayout, 1);
VK_CHECK_RESULT(vkAllocateDescriptorSets(device, &allocInfo, &descriptorSets.debug));
writeDescriptorSets = {
// Binding 0 : Parameters uniform buffer
vks::initializers::writeDescriptorSet(descriptorSets.debug, VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 0, &uniformBuffers.scene.descriptor),
// Binding 1 : Fragment shader texture sampler
vks::initializers::writeDescriptorSet(descriptorSets.debug, VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1, &shadowMapDescriptor)
};
@ -542,8 +547,10 @@ public:
uboVSscene.projection = camera.matrices.perspective;
uboVSscene.view = camera.matrices.view;
uboVSscene.model = glm::mat4(1.0f);
uboVSscene.lightPos = lightPos;
uboVSscene.lightPos = glm::vec4(lightPos, 1.0f);
uboVSscene.depthBiasMVP = uboOffscreenVS.depthMVP;
uboVSscene.zNear = zNear;
uboVSscene.zFar = zFar;
memcpy(uniformBuffers.scene.mapped, &uboVSscene, sizeof(uboVSscene));
}