1 /**************************************************************************
3 * Copyright 2012 Jose Fonseca
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sub license,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
23 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 **************************************************************************/
30 * Auxiliary functions to compute the size of array/blob arguments.
33 #ifndef _D3D_SIZE_HPP_
34 #define _D3D_SIZE_HPP_
37 /* We purposedly don't include any D3D header, so that this header can be used
38 * with all D3D versions. */
46 _vertexCount(D3DPRIMITIVETYPE PrimitiveType, UINT PrimitiveCount)
48 switch (PrimitiveType) {
50 return PrimitiveCount;
52 return PrimitiveCount*2;
54 return PrimitiveCount + 1;
55 case D3DPT_TRIANGLELIST:
56 return PrimitiveCount * 3;
57 case D3DPT_TRIANGLESTRIP:
58 return PrimitiveCount + 2;
59 case D3DPT_TRIANGLEFAN:
60 return PrimitiveCount + 1;
62 os::log("apitrace: warning: %s: unknown D3DPRIMITIVETYPE %u\n", __FUNCTION__, PrimitiveType);
69 _vertexDataSize(D3DPRIMITIVETYPE PrimitiveType, UINT PrimitiveCount, UINT VertexStride) {
70 return _vertexCount(PrimitiveType, PrimitiveCount) * VertexStride;
75 _indexDataSize(D3DPRIMITIVETYPE PrimitiveType, UINT PrimitiveCount, D3DFORMAT IndexDataFormat) {
77 switch (IndexDataFormat) {
85 os::log("apitrace: warning: %s: unexpected index D3DFORMAT %u\n", __FUNCTION__, IndexDataFormat);
88 return _vertexCount(PrimitiveType, PrimitiveCount) * IndexStride;
92 #if DIRECT3D_VERSION >= 0x0800
95 * Return the number of tokens for a given shader.
98 _shaderSize(const DWORD *pFunction)
103 DWORD dwToken = pFunction[dwLength++];
105 switch (dwToken & D3DSI_OPCODE_MASK) {
107 dwLength += (dwToken & D3DSI_COMMENTSIZE_MASK) >> D3DSI_COMMENTSIZE_SHIFT;
111 if (dwToken != D3DSIO_END) {
112 os::log("apitrace: warning: %s: malformed END token\n", __FUNCTION__);
114 return dwLength * sizeof *pFunction;
121 _formatSize(D3DFORMAT Format, UINT Width, UINT Height, INT Pitch) {
122 switch ((DWORD)Format) {
135 case D3DFMT_R8G8_B8G8:
137 case D3DFMT_G8R8_G8B8:
142 return (Height + ((Height + 1) / 2)) * Pitch;
153 return Height * Pitch;
157 #endif /* DIRECT3D_VERSION >= 0x0800 */
160 #if DIRECT3D_VERSION >= 0x0900
163 _lockSize(IDirect3DSurface9 *pSurface, const D3DLOCKED_RECT *pLockedRect, const RECT *pRect) {
164 D3DSURFACE_DESC Desc;
165 pSurface->GetDesc(&Desc);
170 Width = pRect->right - pRect->left;
171 Height = pRect->bottom - pRect->top;
174 Height = Desc.Height;
177 return _formatSize(Desc.Format, Width, Height, pLockedRect->Pitch);
181 #endif /* DIRECT3D_VERSION >= 0x0900 */
184 #endif /* _D3D_SIZE_HPP_ */