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[Vulkan] Implement tiled_shared_memory for resolution scaling

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Adds support for >3x resolution scaling to vulkan by implementing
sparse scaled resolve similar to the d3d12 implementation.
This commit is contained in:
Herman S.
2025-12-22 11:58:13 +09:00
parent a092551735
commit 5897de3eaf
10 changed files with 508 additions and 77 deletions
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22
src/xenia/gpu/vulkan/vulkan_command_processor.cc
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@@ -276,10 +276,26 @@ bool VulkanCommandProcessor::SetupContext() {
<< shared_memory_binding_count_log2;
// Requires the transient descriptor set layouts.
// Get draw resolution scale using the same method as D3D12
// Get draw resolution scale and clamp based on device capabilities
uint32_t draw_resolution_scale_x, draw_resolution_scale_y;
TextureCache::GetConfigDrawResolutionScale(draw_resolution_scale_x,
draw_resolution_scale_y);
bool draw_resolution_scale_not_clamped =
TextureCache::GetConfigDrawResolutionScale(draw_resolution_scale_x,
draw_resolution_scale_y);
// Check if sparse binding is supported for resolution scaling
bool has_sparse_binding = device_properties.sparseBinding &&
device_properties.sparseResidencyBuffer;
if (!TextureCache::ClampDrawResolutionScaleToMaxSupported(
draw_resolution_scale_x, draw_resolution_scale_y, has_sparse_binding,
0)) {
draw_resolution_scale_not_clamped = false;
}
if (!draw_resolution_scale_not_clamped) {
XELOGW(
"The requested draw resolution scale is not supported by the device or "
"the emulator, reducing to {}x{}",
draw_resolution_scale_x, draw_resolution_scale_y);
}
render_target_cache_ = std::make_unique<VulkanRenderTargetCache>(
*register_file_, *memory_, trace_writer_, draw_resolution_scale_x,
draw_resolution_scale_y, *this);