Trace d3d10.x maps.

[apitrace] / helpers / d3d10size.hpp

diff --git a/helpers/d3d10size.hpp b/helpers/d3d10size.hpp
new file mode 100644 (file)
index 0000000..1a48881
--- /dev/null
+++ b/helpers/d3d10size.hpp
@@ -0,0 +1,193 @@
+/**************************************************************************
+ *
+ * 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 _D3D10SIZE_HPP_
+#define _D3D10SIZE_HPP_
+
+
+/* We purposedly don't include any D3D header, so that this header can be used
+ * with all D3D versions. */
+
+#include <assert.h>
+
+
+static size_t
+_getMapSize(DXGI_FORMAT Format, UINT Width, UINT Height, INT RowPitch, UINT Depth = 1, INT DepthPitch = 0) {
+    if (Width == 0 || Height == 0 || Depth == 0) {
+        return 0;
+    }
+
+    if (RowPitch < 0) {
+        os::log("apitrace: warning: %s: negative row pitch %i\n", __FUNCTION__, RowPitch);
+        return 0;
+    }
+
+    if (DepthPitch < 0) {
+        os::log("apitrace: warning: %s: negative slice pitch %i\n", __FUNCTION__, DepthPitch);
+        return 0;
+    }
+
+    switch (Format) {
+    case DXGI_FORMAT_BC1_TYPELESS:
+    case DXGI_FORMAT_BC1_UNORM:
+    case DXGI_FORMAT_BC1_UNORM_SRGB:
+    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_BC4_TYPELESS:
+    case DXGI_FORMAT_BC4_UNORM:
+    case DXGI_FORMAT_BC4_SNORM:
+    case DXGI_FORMAT_BC5_TYPELESS:
+    case DXGI_FORMAT_BC5_UNORM:
+    case DXGI_FORMAT_BC5_SNORM:
+        Width  = (Width  + 3) / 4;
+        Height = (Height + 3) / 4;
+        break;
+
+    case DXGI_FORMAT_R8G8_B8G8_UNORM:
+    case DXGI_FORMAT_G8R8_G8B8_UNORM:
+        Width = (Width + 1) / 2;
+        break;
+
+    case DXGI_FORMAT_UNKNOWN:
+        return 0;
+
+    default:
+        break;
+    }
+
+    /* FIXME */
+    (void)Width;
+
+    size_t size = Height * RowPitch;
+
+    if (Depth > 1) {
+        size += (Depth - 1) * DepthPitch;
+    }
+
+    return size;
+}
+
+static inline void
+_getMapInfo(ID3D10Buffer *pResource, D3D10_MAP MapType, UINT MapFlags, void * * ppData,
+            void * & pMappedData, size_t & MappedSize) {
+    pMappedData = 0;
+    MappedSize = 0;
+
+    if (MapType == D3D10_MAP_READ) {
+        return;
+    }
+
+    D3D10_BUFFER_DESC Desc;
+    pResource->GetDesc(&Desc);
+
+    pMappedData = *ppData;
+    MappedSize = Desc.ByteWidth;
+}
+
+static inline void
+_getMapInfo(ID3D10Texture1D *pResource, UINT Subresource, D3D10_MAP MapType, UINT MapFlags, void * * ppData,
+            void * & pMappedData, size_t & MappedSize) {
+    pMappedData = 0;
+    MappedSize = 0;
+
+    if (MapType == D3D10_MAP_READ) {
+        return;
+    }
+
+    D3D10_TEXTURE1D_DESC Desc;
+    pResource->GetDesc(&Desc);
+
+    pMappedData = *ppData;
+    MappedSize = _getMapSize(Desc.Format, Desc.Width, 1, 0);
+}
+
+static inline void
+_getMapInfo(ID3D10Texture2D *pResource, UINT Subresource, D3D10_MAP MapType, UINT MapFlags, D3D10_MAPPED_TEXTURE2D * pMappedTex2D,
+            void * & pMappedData, size_t & MappedSize) {
+    pMappedData = 0;
+    MappedSize = 0;
+
+    if (MapType == D3D10_MAP_READ) {
+        return;
+    }
+
+    D3D10_TEXTURE2D_DESC Desc;
+    pResource->GetDesc(&Desc);
+
+    pMappedData = pMappedTex2D->pData;
+    MappedSize = _getMapSize(Desc.Format, Desc.Width, Desc.Height, pMappedTex2D->RowPitch);
+}
+
+static inline void
+_getMapInfo(ID3D10Texture3D *pResource, UINT Subresource, D3D10_MAP MapType, UINT MapFlags, D3D10_MAPPED_TEXTURE3D * pMappedTex3D,
+            void * & pMappedData, size_t & MappedSize) {
+    pMappedData = 0;
+    MappedSize = 0;
+
+    if (MapType == D3D10_MAP_READ) {
+        return;
+    }
+
+    D3D10_TEXTURE3D_DESC Desc;
+    pResource->GetDesc(&Desc);
+
+    pMappedData = pMappedTex3D->pData;
+    MappedSize = _getMapSize(Desc.Format, Desc.Width, Desc.Height, pMappedTex3D->RowPitch, Desc.Depth, pMappedTex3D->DepthPitch);
+}
+
+
+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 = _getMapSize(Desc.Format, Desc.Width, Desc.Height, pLockedRect->Pitch);
+}
+
+
+#endif /* _D3D10SIZE_HPP_ */