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[D3D12] Refactor system and bool/loop constants into separate descriptor ranges

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Triang3l
2018-10-02 16:34:22 +03:00
parent 2588aab89d
commit 9e17bbf016
3 changed files with 74 additions and 46 deletions
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21
src/xenia/gpu/d3d12/d3d12_command_processor.h
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@@ -142,17 +142,19 @@ class D3D12CommandProcessor : public CommandProcessor {
// These are always present.
// Very frequently changed, especially for UI draws, and for models drawn in
// multiple parts - contains vertex and texture fetch constants (b3).
// multiple parts - contains vertex and texture fetch constants.
kRootParameter_FetchConstants,
// Quite frequently changed (for one object drawn multiple times, for
// instance - may contain projection matrices) (b2).
// instance - may contain projection matrices).
kRootParameter_VertexFloatConstants,
// Less frequently changed (per-material) (b2).
// Less frequently changed (per-material).
kRootParameter_PixelFloatConstants,
// Rarely changed - system constants like viewport and alpha testing (b0)
// and loop and bool constants (b1).
kRootParameter_CommonConstants,
// Never changed - shared memory byte address buffer (t0).
// Rarely changed - system constants like viewport and alpha testing.
kRootParameter_SystemConstants,
// Pretty rarely used and rarely changed - flow control constants.
kRootParameter_BoolLoopConstants,
// Never changed except for when starting a new descriptor heap - shared
// memory byte address buffer (t0).
kRootParameter_SharedMemory,
kRootParameter_Count_Base,
@@ -289,10 +291,11 @@ class D3D12CommandProcessor : public CommandProcessor {
uint64_t draw_sampler_full_update_;
// Latest descriptor handles used for handling Xenos draw calls.
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_common_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_fetch_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_system_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_vertex_float_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_pixel_float_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_bool_loop_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_fetch_constants_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_shared_memory_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_pixel_textures_;
D3D12_GPU_DESCRIPTOR_HANDLE gpu_handle_pixel_samplers_;