--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2012 Jose Fonseca
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sub license,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * AUTHORS,
+ * AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ **************************************************************************/
+
+
+/*
+ * Auxiliary functions to compute the size of array/blob arguments.
+ */
+
+#ifndef _DXGISIZE_HPP_
+#define _DXGISIZE_HPP_
+
+
+/* We purposedly don't include any D3D header, so that this header can be used
+ * with all D3D versions. */
+
+#include <assert.h>
+
+#include <algorithm>
+
+
+static size_t
+_calcDataSize(DXGI_FORMAT Format, UINT Width, UINT Height, UINT RowPitch, UINT Depth = 1, UINT DepthPitch = 0) {
+ if (Width == 0 || Height == 0 || Depth == 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:
+ 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:
+ 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:
+ BlockSize = 8;
+ break;
+ case DXGI_FORMAT_R1_UNORM:
+ BlockSize = 1;
+ break;
+ case DXGI_FORMAT_R8G8_B8G8_UNORM:
+ case DXGI_FORMAT_G8R8_G8B8_UNORM:
+ 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;
+ default:
+ os::log("apitrace: warning: %s: unknown format 0x%04X\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;
+ }
+
+ if (Depth > 1) {
+ size += (Depth - 1) * DepthPitch;
+ }
+
+ return size;
+}
+
+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);
+}
+
+
+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;
+}
+
+
+static inline void
+_getMapInfo(IDXGISurface *pResource, DXGI_MAPPED_RECT * pLockedRect, UINT MapFlags,
+ void * & pMappedData, size_t & MappedSize) {
+ pMappedData = 0;
+ MappedSize = 0;
+
+ if (!(MapFlags & DXGI_MAP_WRITE)) {
+ return;
+ }
+
+ DXGI_SURFACE_DESC Desc;
+ HRESULT hr = pResource->GetDesc(&Desc);
+ if (FAILED(hr)) {
+ return;
+ }
+
+ pMappedData = pLockedRect->pBits;
+ MappedSize = _calcDataSize(Desc.Format, Desc.Width, Desc.Height, pLockedRect->Pitch);
+}
+
+
+#endif /* _DXGISIZE_HPP_ */
projects / apitrace / blobdiff