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d3dutils.h
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#pragma once
// taken from apitrace
static size_t
_calcDataSize(DXGI_FORMAT Format, UINT Width, UINT Height, UINT RowPitch)
{
if (Width == 0 || Height == 0) {
return 0;
}
size_t BlockSize = 0;
UINT BlockWidth = 1;
UINT BlockHeight = 1;
switch (Format) {
case DXGI_FORMAT_UNKNOWN:
return 0;
case DXGI_FORMAT_R32G32B32A32_TYPELESS:
case DXGI_FORMAT_R32G32B32A32_FLOAT:
case DXGI_FORMAT_R32G32B32A32_UINT:
case DXGI_FORMAT_R32G32B32A32_SINT:
BlockSize = 128;
break;
case DXGI_FORMAT_R32G32B32_TYPELESS:
case DXGI_FORMAT_R32G32B32_FLOAT:
case DXGI_FORMAT_R32G32B32_UINT:
case DXGI_FORMAT_R32G32B32_SINT:
BlockSize = 96;
break;
case DXGI_FORMAT_R16G16B16A16_TYPELESS:
case DXGI_FORMAT_R16G16B16A16_FLOAT:
case DXGI_FORMAT_R16G16B16A16_UNORM:
case DXGI_FORMAT_R16G16B16A16_UINT:
case DXGI_FORMAT_R16G16B16A16_SNORM:
case DXGI_FORMAT_R16G16B16A16_SINT:
case DXGI_FORMAT_R32G32_TYPELESS:
case DXGI_FORMAT_R32G32_FLOAT:
case DXGI_FORMAT_R32G32_UINT:
case DXGI_FORMAT_R32G32_SINT:
case DXGI_FORMAT_R32G8X24_TYPELESS:
case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
BlockSize = 64;
break;
case DXGI_FORMAT_R10G10B10A2_TYPELESS:
case DXGI_FORMAT_R10G10B10A2_UNORM:
case DXGI_FORMAT_R10G10B10A2_UINT:
case DXGI_FORMAT_R11G11B10_FLOAT:
case DXGI_FORMAT_R8G8B8A8_TYPELESS:
case DXGI_FORMAT_R8G8B8A8_UNORM:
case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
case DXGI_FORMAT_R8G8B8A8_UINT:
case DXGI_FORMAT_R8G8B8A8_SNORM:
case DXGI_FORMAT_R8G8B8A8_SINT:
case DXGI_FORMAT_R16G16_TYPELESS:
case DXGI_FORMAT_R16G16_FLOAT:
case DXGI_FORMAT_R16G16_UNORM:
case DXGI_FORMAT_R16G16_UINT:
case DXGI_FORMAT_R16G16_SNORM:
case DXGI_FORMAT_R16G16_SINT:
case DXGI_FORMAT_R32_TYPELESS:
case DXGI_FORMAT_D32_FLOAT:
case DXGI_FORMAT_R32_FLOAT:
case DXGI_FORMAT_R32_UINT:
case DXGI_FORMAT_R32_SINT:
case DXGI_FORMAT_R24G8_TYPELESS:
case DXGI_FORMAT_D24_UNORM_S8_UINT:
case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
case DXGI_FORMAT_B8G8R8A8_UNORM:
case DXGI_FORMAT_B8G8R8X8_UNORM:
case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
case DXGI_FORMAT_B8G8R8A8_TYPELESS:
case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
case DXGI_FORMAT_B8G8R8X8_TYPELESS:
case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
case DXGI_FORMAT_AYUV:
BlockSize = 32;
break;
case DXGI_FORMAT_R8G8_TYPELESS:
case DXGI_FORMAT_R8G8_UNORM:
case DXGI_FORMAT_R8G8_UINT:
case DXGI_FORMAT_R8G8_SNORM:
case DXGI_FORMAT_R8G8_SINT:
case DXGI_FORMAT_R16_TYPELESS:
case DXGI_FORMAT_R16_FLOAT:
case DXGI_FORMAT_D16_UNORM:
case DXGI_FORMAT_R16_UNORM:
case DXGI_FORMAT_R16_UINT:
case DXGI_FORMAT_R16_SNORM:
case DXGI_FORMAT_R16_SINT:
case DXGI_FORMAT_B5G6R5_UNORM:
case DXGI_FORMAT_B5G5R5A1_UNORM:
case DXGI_FORMAT_B4G4R4A4_UNORM:
case DXGI_FORMAT_A8P8:
BlockSize = 16;
break;
case DXGI_FORMAT_R8_TYPELESS:
case DXGI_FORMAT_R8_UNORM:
case DXGI_FORMAT_R8_UINT:
case DXGI_FORMAT_R8_SNORM:
case DXGI_FORMAT_R8_SINT:
case DXGI_FORMAT_A8_UNORM:
case DXGI_FORMAT_P8:
BlockSize = 8;
break;
case DXGI_FORMAT_R1_UNORM:
BlockSize = 1;
break;
case DXGI_FORMAT_R8G8_B8G8_UNORM:
case DXGI_FORMAT_G8R8_G8B8_UNORM:
case DXGI_FORMAT_YUY2:
BlockSize = 32;
BlockWidth = 2;
break;
case DXGI_FORMAT_BC1_TYPELESS:
case DXGI_FORMAT_BC1_UNORM:
case DXGI_FORMAT_BC1_UNORM_SRGB:
case DXGI_FORMAT_BC4_TYPELESS:
case DXGI_FORMAT_BC4_UNORM:
case DXGI_FORMAT_BC4_SNORM:
BlockSize = 64;
BlockWidth = 4;
BlockHeight = 4;
break;
case DXGI_FORMAT_BC2_TYPELESS:
case DXGI_FORMAT_BC2_UNORM:
case DXGI_FORMAT_BC2_UNORM_SRGB:
case DXGI_FORMAT_BC3_TYPELESS:
case DXGI_FORMAT_BC3_UNORM:
case DXGI_FORMAT_BC3_UNORM_SRGB:
case DXGI_FORMAT_BC5_TYPELESS:
case DXGI_FORMAT_BC5_UNORM:
case DXGI_FORMAT_BC5_SNORM:
case DXGI_FORMAT_BC6H_TYPELESS:
case DXGI_FORMAT_BC6H_UF16:
case DXGI_FORMAT_BC6H_SF16:
case DXGI_FORMAT_BC7_TYPELESS:
case DXGI_FORMAT_BC7_UNORM:
case DXGI_FORMAT_BC7_UNORM_SRGB:
BlockSize = 128;
BlockWidth = 4;
BlockHeight = 4;
break;
case DXGI_FORMAT_NV12:
return (Height + (Height + 1) / 2) * RowPitch;
case DXGI_FORMAT_Y410:
case DXGI_FORMAT_Y416:
case DXGI_FORMAT_P010:
case DXGI_FORMAT_P016:
case DXGI_FORMAT_420_OPAQUE:
case DXGI_FORMAT_Y210:
case DXGI_FORMAT_Y216:
case DXGI_FORMAT_NV11:
case DXGI_FORMAT_AI44:
case DXGI_FORMAT_IA44:
//os::log("apitrace: warning: %s: unsupported DXGI format %u\n", __FUNCTION__, Format);
return 0;
default:
//os::log("apitrace: warning: %s: unknown DXGI format %u\n", __FUNCTION__, Format);
return 0;
}
Width = (Width + BlockWidth - 1) / BlockWidth;
Height = (Height + BlockHeight - 1) / BlockHeight;
size_t size = (Width * BlockSize + 7) / 8;
if (Height > 1) {
size += (Height - 1) * RowPitch;
}
return size;
}
static size_t
_calcDataSize(DXGI_FORMAT Format, UINT Width, UINT Height, UINT RowPitch, UINT Depth, UINT DepthPitch)
{
if (Depth == 0) {
return 0;
}
size_t size = _calcDataSize(Format, Width, Height, RowPitch);
if (size && Depth > 1) {
size += (Depth - 1) * DepthPitch;
}
return size;
}
static inline size_t
_calcSubresourceSize(ID3D11Resource *pDstResource, UINT DstSubresource, const D3D11_BOX *pDstBox, UINT SrcRowPitch, UINT SrcDepthPitch) {
if (pDstBox &&
(pDstBox->left >= pDstBox->right ||
pDstBox->top >= pDstBox->bottom ||
pDstBox->front >= pDstBox->back)) {
return 0;
}
D3D11_RESOURCE_DIMENSION Type = D3D11_RESOURCE_DIMENSION_UNKNOWN;
pDstResource->GetType(&Type);
DXGI_FORMAT Format;
UINT Width;
UINT Height = 1;
UINT Depth = 1;
UINT MipLevels = 1;
switch (Type) {
case D3D11_RESOURCE_DIMENSION_BUFFER:
if (pDstBox) {
return pDstBox->right - pDstBox->left;
}
else {
D3D11_BUFFER_DESC Desc;
static_cast<ID3D11Buffer *>(pDstResource)->GetDesc(&Desc);
return Desc.ByteWidth;
}
case D3D11_RESOURCE_DIMENSION_TEXTURE1D:
{
D3D11_TEXTURE1D_DESC Desc;
static_cast<ID3D11Texture1D *>(pDstResource)->GetDesc(&Desc);
Format = Desc.Format;
Width = Desc.Width;
MipLevels = Desc.MipLevels;
}
break;
case D3D11_RESOURCE_DIMENSION_TEXTURE2D:
{
D3D11_TEXTURE2D_DESC Desc;
static_cast<ID3D11Texture2D *>(pDstResource)->GetDesc(&Desc);
Format = Desc.Format;
Width = Desc.Width;
Height = Desc.Height;
MipLevels = Desc.MipLevels;
}
break;
case D3D11_RESOURCE_DIMENSION_TEXTURE3D:
{
D3D11_TEXTURE3D_DESC Desc;
static_cast<ID3D11Texture3D *>(pDstResource)->GetDesc(&Desc);
Format = Desc.Format;
Width = Desc.Width;
Height = Desc.Height;
Depth = Desc.Depth;
MipLevels = Desc.MipLevels;
}
break;
case D3D11_RESOURCE_DIMENSION_UNKNOWN:
default:
assert(0);
return 0;
}
if (pDstBox) {
Width = pDstBox->right - pDstBox->left;
Height = pDstBox->bottom - pDstBox->top;
Depth = pDstBox->back - pDstBox->front;
}
else {
assert(Width > 0);
assert(Height > 0);
assert(Depth > 0);
UINT MipLevel = DstSubresource % MipLevels;
Width = std::max(Width >> MipLevel, UINT(1));
Height = std::max(Height >> MipLevel, UINT(1));
Depth = std::max(Depth >> MipLevel, UINT(1));
}
return _calcDataSize(Format, Width, Height, SrcRowPitch, Depth, SrcDepthPitch);
}
inline UINT
_getNumMipLevels(const D3D11_BUFFER_DESC *pDesc) {
return 1;
}
inline UINT
_getNumMipLevels(UINT Width, UINT Height = 1, UINT Depth = 1) {
UINT MipLevels = 0;
do {
++MipLevels;
Width >>= 1;
Height >>= 1;
Depth >>= 1;
} while (Width || Height || Depth);
return MipLevels;
}
inline UINT
_getNumMipLevels(const D3D11_TEXTURE1D_DESC *pDesc) {
return pDesc->MipLevels != 0 ? pDesc->MipLevels : _getNumMipLevels(pDesc->Width);
}
inline UINT
_getNumMipLevels(const D3D11_TEXTURE2D_DESC *pDesc) {
return pDesc->MipLevels != 0 ? pDesc->MipLevels : _getNumMipLevels(pDesc->Width, pDesc->Height);
}
inline UINT
_getNumMipLevels(const D3D11_TEXTURE2D_DESC1 *pDesc) {
return pDesc->MipLevels != 0 ? pDesc->MipLevels : _getNumMipLevels(pDesc->Width, pDesc->Height);
}
inline UINT
_getNumMipLevels(const D3D11_TEXTURE3D_DESC *pDesc) {
return pDesc->MipLevels != 0 ? pDesc->MipLevels : _getNumMipLevels(pDesc->Width, pDesc->Height, pDesc->Depth);
}
inline UINT
_getNumMipLevels(const D3D11_TEXTURE3D_DESC1 *pDesc) {
return pDesc->MipLevels != 0 ? pDesc->MipLevels : _getNumMipLevels(pDesc->Width, pDesc->Height, pDesc->Depth);
}
inline UINT
_getNumSubResources(const D3D11_BUFFER_DESC *pDesc) {
return 1;
}
inline UINT
_getNumSubResources(const D3D11_TEXTURE1D_DESC *pDesc) {
return _getNumMipLevels(pDesc) * pDesc->ArraySize;
}
inline UINT
_getNumSubResources(const D3D11_TEXTURE2D_DESC *pDesc) {
return _getNumMipLevels(pDesc) * pDesc->ArraySize;
}
inline UINT
_getNumSubResources(const D3D11_TEXTURE2D_DESC1 *pDesc) {
return _getNumMipLevels(pDesc) * pDesc->ArraySize;
}
inline UINT
_getNumSubResources(const D3D11_TEXTURE3D_DESC *pDesc) {
return _getNumMipLevels(pDesc);
}
inline UINT
_getNumSubResources(const D3D11_TEXTURE3D_DESC1 *pDesc) {
return _getNumMipLevels(pDesc);
}
static inline size_t
_calcSubresourceSize(const D3D11_BUFFER_DESC *pDesc, UINT Subresource, UINT RowPitch = 0, UINT SlicePitch = 0) {
return pDesc->ByteWidth;
}
static size_t
_calcMipDataSize(UINT MipLevel, DXGI_FORMAT Format, UINT Width, UINT Height, UINT RowPitch, UINT Depth = 1, UINT DepthPitch = 0) {
if (Width == 0 || Height == 0 || Depth == 0) {
return 0;
}
Width = std::max(Width >> MipLevel, UINT(1));
Height = std::max(Height >> MipLevel, UINT(1));
Depth = std::max(Depth >> MipLevel, UINT(1));
return _calcDataSize(Format, Width, Height, RowPitch, Depth, DepthPitch);
}
static inline size_t
_calcSubresourceSize(const D3D11_TEXTURE1D_DESC *pDesc, UINT Subresource, UINT RowPitch = 0, UINT SlicePitch = 0) {
UINT MipLevel = Subresource % _getNumMipLevels(pDesc);
return _calcMipDataSize(MipLevel, pDesc->Format, pDesc->Width, 1, RowPitch, 1, SlicePitch);
}
static inline size_t
_calcSubresourceSize(const D3D11_TEXTURE2D_DESC *pDesc, UINT Subresource, UINT RowPitch, UINT SlicePitch = 0) {
UINT MipLevel = Subresource % _getNumMipLevels(pDesc);
return _calcMipDataSize(MipLevel, pDesc->Format, pDesc->Width, pDesc->Height, RowPitch, 1, SlicePitch);
}
static inline size_t
_calcSubresourceSize(const D3D11_TEXTURE2D_DESC1 *pDesc, UINT Subresource, UINT RowPitch, UINT SlicePitch = 0) {
UINT MipLevel = Subresource % _getNumMipLevels(pDesc);
return _calcMipDataSize(MipLevel, pDesc->Format, pDesc->Width, pDesc->Height, RowPitch, 1, SlicePitch);
}
static inline size_t
_calcSubresourceSize(const D3D11_TEXTURE3D_DESC *pDesc, UINT Subresource, UINT RowPitch, UINT SlicePitch) {
UINT MipLevel = Subresource;
return _calcMipDataSize(MipLevel, pDesc->Format, pDesc->Width, pDesc->Height, RowPitch, pDesc->Depth, SlicePitch);
}
static inline size_t
_calcSubresourceSize(const D3D11_TEXTURE3D_DESC1 *pDesc, UINT Subresource, UINT RowPitch, UINT SlicePitch) {
UINT MipLevel = Subresource;
return _calcMipDataSize(MipLevel, pDesc->Format, pDesc->Width, pDesc->Height, RowPitch, pDesc->Depth, SlicePitch);
}