redstrate/prism
Archived
1
Fork 0
Code Activity

Fix auto-exposure in Vulkan

Browse source 
* I forgot to bind the shader buffer again :-p (maybe we should change this functionality under Vulkan
to match Metal rules?)
This commit is contained in:
redstrate 2021-06-01 10:44:08 -04:00
parent d999485325
commit e55a71402f
2 changed files with 10 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
engine/gfx/vulkan/src/gfx_vulkan.cpp
View file

@ -1115,7 +1115,7 @@ GFXPipeline* GFXVulkan::create_compute_pipeline(const GFXComputePipelineCreateIn
layoutBinding.binding = binding.binding;
layoutBinding.descriptorType = descriptorType;
layoutBinding.descriptorCount = 1;
layoutBinding.stageFlags = VK_SHADER_STAGE_ALL;
layoutBinding.stageFlags = VK_SHADER_STAGE_COMPUTE_BIT;
layoutBindings.push_back(layoutBinding);
}
@ -2006,8 +2006,6 @@ void GFXVulkan::resetDescriptorState() {
void GFXVulkan::cacheDescriptorState(GFXVulkanPipeline* pipeline, VkDescriptorSetLayout layout) {
uint64_t hash = getDescriptorHash(pipeline);
vkDeviceWaitIdle(device);
// create set object
VkDescriptorSet descriptorSet;
@ -2018,18 +2016,14 @@ void GFXVulkan::cacheDescriptorState(GFXVulkanPipeline* pipeline, VkDescriptorSe
allocInfo.pSetLayouts = &layout;
VkResult error = vkAllocateDescriptorSets(device, &allocInfo, &descriptorSet);
if(error == VK_ERROR_OUT_OF_POOL_MEMORY) {
if(error != VK_SUCCESS || descriptorSet == VK_NULL_HANDLE) {
prism::log::error(System::GFX, "ERROR: COULD NOT CACHE BECAUSE OUT OF DESCRIPTOR SETS.");
return;
}
if(error != VK_SUCCESS)
return;
name_object(device, VK_OBJECT_TYPE_DESCRIPTOR_SET, (uint64_t)descriptorSet, pipeline->label);
if (descriptorSet == VK_NULL_HANDLE)
return;
// update set
for (auto [i, buffer] : utility::enumerate(boundShaderBuffers)) {
if (buffer.buffer != nullptr) {

8
engine/renderer/src/renderer.cpp
View file

@ -338,7 +338,9 @@ void renderer::render(GFXCommandBuffer* commandbuffer, Scene* scene, RenderTarge
static_cast<uint32_t>(std::ceil(static_cast<float>(render_extent.height) / 16.0f)), 1);
commandbuffer->set_compute_pipeline(histogram_average_pipeline);
commandbuffer->bind_shader_buffer(histogram_buffer, 0, 1, sizeof(uint32_t) * 256);
params = prism::float4(render_options.min_luminance,
lum_range,
std::clamp(1.0f - std::exp(-(1.0f / 60.0f) * 1.1f), 0.0f, 1.0f),
@ -1006,6 +1008,7 @@ void renderer::generate_brdf() {
void renderer::create_histogram_resources() {
GFXComputePipelineCreateInfo create_info = {};
create_info.label = "Histogram";
create_info.compute_src = ShaderSource(prism::path("histogram.comp"));
create_info.workgroup_size_x = 16;
create_info.workgroup_size_y = 16;
@ -1021,7 +1024,8 @@ void renderer::create_histogram_resources() {
};
histogram_pipeline = gfx->create_compute_pipeline(create_info);
create_info.label = "Histogram Average";
create_info.compute_src = ShaderSource(prism::path("histogram-average.comp"));
create_info.workgroup_size_x = 256;
create_info.workgroup_size_y = 1;