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access barrier batching

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This commit is contained in:
jacob 2025-11-23 13:32:37 -06:00
parent 1144eef5b3
commit b9181ea200
3 changed files with 524 additions and 457 deletions
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5
src/gpu/gpu_core.h
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@ -165,9 +165,10 @@ Enum(GPU_Format)
Enum(GPU_AccessKind)
{
GPU_AccessKind_None,
GPU_AccessKind_AnyRead,
GPU_AccessKind_AnyReadWrite,
GPU_AccessKind_CopyRead,
GPU_AccessKind_CopyWrite,
@ -205,7 +206,6 @@ Struct(GPU_BufferDesc)
{
u64 size;
GPU_BufferFlag flags;
GPU_AccessKind initial_access;
};
////////////////////////////////////////////////////////////
@ -386,7 +386,6 @@ GPU_ResourceHandle GPU_PushSampler(GPU_ArenaHandle arena, GPU_SamplerDesc desc);
#define GPU_PushBuffer(arena, type, count, ...) GPU_PushBufferEx((arena), \
(GPU_BufferDesc) { \
.initial_access = GPU_AccessKind_AnyReadWrite, \
.size = sizeof(type) * (count), \
__VA_ARGS__ \
} \

965
src/gpu/gpu_dx12/gpu_dx12.c
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11
src/gpu/gpu_dx12/gpu_dx12.h
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@ -116,6 +116,7 @@ Struct(GPU_D12_Resource)
{
GPU_D12_Resource *next_free;
ID3D12Resource *d3d_resource;
u64 uid;
/* Buffer info */
GPU_BufferDesc buffer_desc;
@ -198,12 +199,18 @@ Enum(GPU_D12_CmdKind)
Struct(GPU_D12_Cmd)
{
GPU_D12_CmdKind kind;
b32 skip;
union
{
struct
{
GPU_AccessKind kind;
GPU_AccessKind after;
GPU_D12_Resource *resource;
/* Post-batch data */
b32 is_end_of_batch;
u64 batch_gen;
GPU_AccessKind before;
} access;
struct
@ -298,7 +305,7 @@ Struct(GPU_D12_Swapchain)
Struct(GPU_D12_SharedState)
{
Atomic64Padded resource_barrier_gen;
Atomic64Padded next_resource_uid;
/* Stats */
Atomic64 driver_resources_allocated;