Fix repeated buffer writes by using USAGE_DEFAULT/UpdateSubresource instead of DYNAMIC/Map for non-uniform buffers
parent
557ce50737
commit
c9b98c6e2b
|
|
@ -432,9 +432,8 @@ typedef struct D3D11ComputePipeline
|
|||
typedef struct D3D11Buffer
|
||||
{
|
||||
ID3D11Buffer *handle;
|
||||
ID3D11UnorderedAccessView* uav;
|
||||
uint32_t size;
|
||||
uint8_t isDynamic;
|
||||
ID3D11UnorderedAccessView *uav;
|
||||
} D3D11Buffer;
|
||||
|
||||
typedef struct D3D11UniformBuffer
|
||||
|
|
@ -1648,26 +1647,23 @@ static Refresh_Buffer* D3D11_CreateBuffer(
|
|||
D3D11Buffer *d3d11Buffer;
|
||||
HRESULT res;
|
||||
|
||||
uint8_t isDynamic = 1;
|
||||
uint32_t bindFlags = 0;
|
||||
bufferDesc.BindFlags = 0;
|
||||
if (usageFlags & REFRESH_BUFFERUSAGE_VERTEX_BIT)
|
||||
{
|
||||
bindFlags |= D3D11_BIND_VERTEX_BUFFER;
|
||||
bufferDesc.BindFlags |= D3D11_BIND_VERTEX_BUFFER;
|
||||
}
|
||||
if (usageFlags & REFRESH_BUFFERUSAGE_INDEX_BIT)
|
||||
{
|
||||
bindFlags |= D3D11_BIND_INDEX_BUFFER;
|
||||
bufferDesc.BindFlags |= D3D11_BIND_INDEX_BUFFER;
|
||||
}
|
||||
if ((usageFlags & REFRESH_BUFFERUSAGE_COMPUTE_BIT) || (usageFlags & REFRESH_BUFFERUSAGE_INDIRECT_BIT))
|
||||
{
|
||||
bindFlags |= D3D11_BIND_UNORDERED_ACCESS;
|
||||
isDynamic = 0;
|
||||
bufferDesc.BindFlags |= D3D11_BIND_UNORDERED_ACCESS;
|
||||
}
|
||||
bufferDesc.BindFlags = bindFlags;
|
||||
|
||||
bufferDesc.ByteWidth = sizeInBytes;
|
||||
bufferDesc.Usage = isDynamic ? D3D11_USAGE_DYNAMIC : D3D11_USAGE_DEFAULT;
|
||||
bufferDesc.CPUAccessFlags = isDynamic ? D3D11_CPU_ACCESS_WRITE : 0;
|
||||
bufferDesc.Usage = D3D11_USAGE_DEFAULT;
|
||||
bufferDesc.CPUAccessFlags = 0;
|
||||
bufferDesc.MiscFlags = (usageFlags & REFRESH_BUFFERUSAGE_INDIRECT_BIT) ? D3D11_RESOURCE_MISC_DRAWINDIRECT_ARGS : 0;
|
||||
bufferDesc.StructureByteStride = 0;
|
||||
|
||||
|
|
@ -1705,7 +1701,6 @@ static Refresh_Buffer* D3D11_CreateBuffer(
|
|||
d3d11Buffer = SDL_malloc(sizeof(D3D11Buffer));
|
||||
d3d11Buffer->handle = bufferHandle;
|
||||
d3d11Buffer->size = sizeInBytes;
|
||||
d3d11Buffer->isDynamic = isDynamic;
|
||||
d3d11Buffer->uav = uav;
|
||||
|
||||
return (Refresh_Buffer*) d3d11Buffer;
|
||||
|
|
@ -1807,56 +1802,56 @@ static void D3D11_INTERNAL_SetBufferData(
|
|||
uint32_t offsetInBytes,
|
||||
void* data,
|
||||
uint32_t dataLength,
|
||||
uint8_t noOverwrite
|
||||
uint8_t isUniformBuffer
|
||||
) {
|
||||
D3D11_BOX dstBox;
|
||||
D3D11_MAPPED_SUBRESOURCE subres;
|
||||
HRESULT res;
|
||||
|
||||
/* Use UpdateSubresource for non-dynamic buffers (i.e. compute/indirect) */
|
||||
if (!buffer->isDynamic)
|
||||
if (isUniformBuffer)
|
||||
{
|
||||
dstBox.left = 0;
|
||||
dstBox.right = dataLength;
|
||||
res = ID3D11DeviceContext_Map(
|
||||
commandBuffer->context,
|
||||
(ID3D11Resource*) buffer->handle,
|
||||
0,
|
||||
D3D11_MAP_WRITE_DISCARD, /* FIXME: Use NoOverwrite for subsequent writes! */
|
||||
0,
|
||||
&subres
|
||||
);
|
||||
ERROR_CHECK_RETURN("Could not map buffer for writing!", );
|
||||
|
||||
SDL_memcpy(
|
||||
(uint8_t*) subres.pData + offsetInBytes,
|
||||
data,
|
||||
dataLength
|
||||
);
|
||||
|
||||
ID3D11DeviceContext_Unmap(
|
||||
commandBuffer->context,
|
||||
(ID3D11Resource*) buffer->handle,
|
||||
0
|
||||
);
|
||||
}
|
||||
else
|
||||
{
|
||||
dstBox.left = offsetInBytes;
|
||||
dstBox.right = offsetInBytes + dataLength;
|
||||
dstBox.top = 0;
|
||||
dstBox.bottom = 1;
|
||||
dstBox.front = 0;
|
||||
dstBox.back = 1;
|
||||
|
||||
ID3D11DeviceContext_UpdateSubresource(
|
||||
ID3D11DeviceContext1_UpdateSubresource1(
|
||||
commandBuffer->context,
|
||||
(ID3D11Resource*) buffer->handle,
|
||||
0,
|
||||
&dstBox,
|
||||
data,
|
||||
dataLength,
|
||||
1
|
||||
1,
|
||||
dataLength == buffer->size ? D3D11_COPY_DISCARD : 0
|
||||
);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
res = ID3D11DeviceContext_Map(
|
||||
commandBuffer->context,
|
||||
(ID3D11Resource*) buffer->handle,
|
||||
0,
|
||||
noOverwrite ? D3D11_MAP_WRITE_NO_OVERWRITE : D3D11_MAP_WRITE_DISCARD,
|
||||
0,
|
||||
&subres
|
||||
);
|
||||
ERROR_CHECK_RETURN("Could not map buffer for writing!", );
|
||||
|
||||
SDL_memcpy(
|
||||
(uint8_t*) subres.pData + offsetInBytes,
|
||||
data,
|
||||
dataLength
|
||||
);
|
||||
|
||||
ID3D11DeviceContext_Unmap(
|
||||
commandBuffer->context,
|
||||
(ID3D11Resource*) buffer->handle,
|
||||
0
|
||||
);
|
||||
}
|
||||
|
||||
static void D3D11_SetBufferData(
|
||||
|
|
@ -1983,7 +1978,6 @@ static uint8_t D3D11_INTERNAL_CreateUniformBuffer(
|
|||
uniformBuffer->d3d11Buffer = SDL_malloc(sizeof(D3D11Buffer));
|
||||
uniformBuffer->d3d11Buffer->handle = bufferHandle;
|
||||
uniformBuffer->d3d11Buffer->size = UBO_BUFFER_SIZE;
|
||||
uniformBuffer->d3d11Buffer->isDynamic = 1;
|
||||
uniformBuffer->d3d11Buffer->uav = NULL;
|
||||
|
||||
/* Add it to the available pool */
|
||||
|
|
@ -2080,7 +2074,7 @@ static uint32_t D3D11_PushVertexShaderUniforms(
|
|||
d3d11CommandBuffer->vertexUniformBuffer->offset,
|
||||
data,
|
||||
dataLengthInBytes,
|
||||
0 /* FIXME: Should be NoOverwrite! */
|
||||
1
|
||||
);
|
||||
|
||||
d3d11CommandBuffer->vertexUniformBuffer->offset += graphicsPipeline->vertexUniformBlockSize;
|
||||
|
|
@ -2119,7 +2113,7 @@ static uint32_t D3D11_PushFragmentShaderUniforms(
|
|||
d3d11CommandBuffer->fragmentUniformBuffer->offset,
|
||||
data,
|
||||
dataLengthInBytes,
|
||||
0 /* FIXME: Should be NoOverwrite! */
|
||||
1
|
||||
);
|
||||
|
||||
d3d11CommandBuffer->fragmentUniformBuffer->offset += graphicsPipeline->fragmentUniformBlockSize;
|
||||
|
|
@ -2158,7 +2152,7 @@ static uint32_t D3D11_PushComputeShaderUniforms(
|
|||
d3d11CommandBuffer->computeUniformBuffer->offset,
|
||||
data,
|
||||
dataLengthInBytes,
|
||||
0 /* FIXME: Should be NoOverwrite! */
|
||||
1
|
||||
);
|
||||
|
||||
d3d11CommandBuffer->computeUniformBuffer->offset += (uint32_t) computePipeline->computeUniformBlockSize; /* FIXME: Is this cast safe? */
|
||||
|
|
|
|||
Loading…
Reference in New Issue