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[Vulkan] Ensure descriptor sets always initialized for user_clip_planes

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This commit is contained in:
Herman S.
2025-10-27 18:42:50 +09:00
parent f13ee6ec38
commit 75589de0a4
1 changed files with 23 additions and 18 deletions
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41
src/xenia/gpu/vulkan/vulkan_command_processor.cc
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@@ -4475,27 +4475,32 @@ bool VulkanCommandProcessor::UpdateBindings(const VulkanShader* vertex_shader,
UINT32_C(1) << SpirvShaderTranslator::kConstantBufferSystem;
}
// Clip plane constants.
auto pa_cl_clip_cntl = regs.Get<reg::PA_CL_CLIP_CNTL>();
bool clip_planes_enabled =
!pa_cl_clip_cntl.clip_disable && pa_cl_clip_cntl.ucp_ena;
if (clip_planes_enabled) {
if (!(current_constant_buffers_up_to_date_ &
(UINT32_C(1)
<< SpirvShaderTranslator::kConstantBufferClipPlanes))) {
VkDescriptorBufferInfo& buffer_info = current_constant_buffer_infos_
[SpirvShaderTranslator::kConstantBufferClipPlanes];
uint8_t* mapping = uniform_buffer_pool_->Request(
frame_current_, sizeof(SpirvShaderTranslator::ClipPlaneConstants),
uniform_buffer_alignment, buffer_info.buffer, buffer_info.offset);
if (!mapping) {
return false;
}
buffer_info.range = sizeof(SpirvShaderTranslator::ClipPlaneConstants);
// Always initialize the buffer info, even if clip planes are disabled,
// because the descriptor set write always includes all constant buffers.
if (!(current_constant_buffers_up_to_date_ &
(UINT32_C(1) << SpirvShaderTranslator::kConstantBufferClipPlanes))) {
VkDescriptorBufferInfo& buffer_info = current_constant_buffer_infos_
[SpirvShaderTranslator::kConstantBufferClipPlanes];
uint8_t* mapping = uniform_buffer_pool_->Request(
frame_current_, sizeof(SpirvShaderTranslator::ClipPlaneConstants),
uniform_buffer_alignment, buffer_info.buffer, buffer_info.offset);
if (!mapping) {
return false;
}
buffer_info.range = sizeof(SpirvShaderTranslator::ClipPlaneConstants);
auto pa_cl_clip_cntl = regs.Get<reg::PA_CL_CLIP_CNTL>();
bool clip_planes_enabled =
!pa_cl_clip_cntl.clip_disable && pa_cl_clip_cntl.ucp_ena;
if (clip_planes_enabled) {
std::memcpy(mapping, &clip_plane_constants_,
sizeof(SpirvShaderTranslator::ClipPlaneConstants));
current_constant_buffers_up_to_date_ |=
UINT32_C(1) << SpirvShaderTranslator::kConstantBufferClipPlanes;
} else {
// Zero out the buffer when clip planes are disabled
std::memset(mapping, 0,
sizeof(SpirvShaderTranslator::ClipPlaneConstants));
}
current_constant_buffers_up_to_date_ |=
UINT32_C(1) << SpirvShaderTranslator::kConstantBufferClipPlanes;
}
// Vertex shader float constants.
if (!(current_constant_buffers_up_to_date_ &