git.cworth.org Git - apitrace/blob - retrace/d3d9state_images.cpp

   1 /**************************************************************************
   2  *
   3  * Copyright 2011 Jose Fonseca
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  *
  24  **************************************************************************/
  25
  26
  27 #include <assert.h>
  28 #include <stdint.h>
  29 #include <stdio.h>
  30
  31 #include "image.hpp"
  32 #include "json.hpp"
  33 #include "d3d9imports.hpp"
  34 #include "d3dstate.hpp"
  35
  36
  37 namespace d3dstate {
  38
  39
  40 static image::Image *
  41 getSurfaceImage(IDirect3DDevice9 *pDevice,
  42                 IDirect3DSurface9 *pSurface) {
  43     image::Image *image = NULL;
  44     D3DSURFACE_DESC Desc;
  45     D3DLOCKED_RECT LockedRect;
  46     const unsigned char *src;
  47     unsigned char *dst;
  48     HRESULT hr;
  49
  50     if (!pSurface) {
  51         return NULL;
  52     }
  53
  54     hr = pSurface->GetDesc(&Desc);
  55     assert(SUCCEEDED(hr));
  56
  57     unsigned numChannels;
  58     image::ChannelType channelType;
  59     switch (Desc.Format) {
  60     case D3DFMT_X8R8G8B8:
  61     case D3DFMT_A8R8G8B8:
  62     case D3DFMT_R5G6B5:
  63         numChannels = 3;
  64         channelType = image::TYPE_UNORM8;
  65         break;
  66     case D3DFMT_D16:
  67     case D3DFMT_D16_LOCKABLE:
  68         numChannels = 1;
  69         channelType = image::TYPE_FLOAT;
  70         break;
  71     default:
  72         std::cerr << "warning: unsupported D3DFORMAT " << Desc.Format << "\n";
  73         goto no_lock;
  74     }
  75
  76     hr = pSurface->LockRect(&LockedRect, NULL, D3DLOCK_READONLY);
  77     if (FAILED(hr)) {
  78         goto no_lock;
  79     }
  80
  81     image = new image::Image(Desc.Width, Desc.Height, numChannels, true, channelType);
  82     if (!image) {
  83         goto no_image;
  84     }
  85
  86     dst = image->start();
  87     src = (const unsigned char *)LockedRect.pBits;
  88     for (unsigned y = 0; y < Desc.Height; ++y) {
  89         switch (Desc.Format) {
  90         case D3DFMT_R5G6B5:
  91             for (unsigned x = 0; x < Desc.Width; ++x) {
  92                 uint32_t pixel = ((const uint16_t *)src)[x];
  93                 dst[3*x + 0] = (( pixel        & 0x1f) * (2*0xff) + 0x1f) / (2*0x1f);
  94                 dst[3*x + 1] = (((pixel >>  5) & 0x3f) * (2*0xff) + 0x3f) / (2*0x3f);
  95                 dst[3*x + 2] = (( pixel >> 11        ) * (2*0xff) + 0x1f) / (2*0x1f);
  96             }
  97             break;
  98         case D3DFMT_X8R8G8B8:
  99         case D3DFMT_A8R8G8B8:
 100             for (unsigned x = 0; x < Desc.Width; ++x) {
 101                 dst[3*x + 0] = src[4*x + 2];
 102                 dst[3*x + 1] = src[4*x + 1];
 103                 dst[3*x + 2] = src[4*x + 0];
 104             }
 105             break;
 106         case D3DFMT_D16:
 107         case D3DFMT_D16_LOCKABLE:
 108             for (unsigned x = 0; x < Desc.Width; ++x) {
 109                 ((float *)dst)[x] = ((const uint16_t *)src)[x] * (1.0f / 0xffff);
 110             }
 111             break;
 112         default:
 113             assert(0);
 114             break;
 115         }
 116
 117         src += LockedRect.Pitch;
 118         dst += image->stride();
 119     }
 120
 121 no_image:
 122     pSurface->UnlockRect();
 123 no_lock:
 124     return image;
 125 }
 126
 127
 128 static image::Image *
 129 getRenderTargetImage(IDirect3DDevice9 *pDevice,
 130                      IDirect3DSurface9 *pRenderTarget) {
 131     image::Image *image = NULL;
 132     D3DSURFACE_DESC Desc;
 133     IDirect3DSurface9 *pStagingSurface = NULL;
 134     HRESULT hr;
 135
 136     if (!pRenderTarget) {
 137         return NULL;
 138     }
 139
 140     hr = pRenderTarget->GetDesc(&Desc);
 141     assert(SUCCEEDED(hr));
 142
 143     hr = pDevice->CreateOffscreenPlainSurface(Desc.Width, Desc.Height, Desc.Format, D3DPOOL_SYSTEMMEM, &pStagingSurface, NULL);
 144     if (FAILED(hr)) {
 145         goto no_staging;
 146     }
 147
 148     hr = pDevice->GetRenderTargetData(pRenderTarget, pStagingSurface);
 149     if (FAILED(hr)) {
 150         goto no_rendertargetdata;
 151     }
 152
 153     image = getSurfaceImage(pDevice, pStagingSurface);
 154
 155 no_rendertargetdata:
 156     pStagingSurface->Release();
 157 no_staging:
 158     return image;
 159 }
 160
 161
 162 image::Image *
 163 getRenderTargetImage(IDirect3DDevice9 *pDevice) {
 164     HRESULT hr;
 165
 166     IDirect3DSurface9 *pRenderTarget = NULL;
 167     hr = pDevice->GetRenderTarget(0, &pRenderTarget);
 168     if (FAILED(hr)) {
 169         return NULL;
 170     }
 171     assert(pRenderTarget);
 172
 173     image::Image *image = NULL;
 174     if (pRenderTarget) {
 175         image = getRenderTargetImage(pDevice, pRenderTarget);
 176         pRenderTarget->Release();
 177     }
 178
 179     return image;
 180 }
 181
 182
 183 void
 184 dumpFramebuffer(JSONWriter &json, IDirect3DDevice9 *pDevice)
 185 {
 186     HRESULT hr;
 187
 188     json.beginMember("framebuffer");
 189     json.beginObject();
 190
 191     D3DCAPS9 Caps;
 192     pDevice->GetDeviceCaps(&Caps);
 193
 194     for (UINT i = 0; i < Caps.NumSimultaneousRTs; ++i) {
 195         IDirect3DSurface9 *pRenderTarget = NULL;
 196         hr = pDevice->GetRenderTarget(i, &pRenderTarget);
 197         if (FAILED(hr)) {
 198             continue;
 199         }
 200
 201         if (!pRenderTarget) {
 202             continue;
 203         }
 204
 205         image::Image *image;
 206         image = getRenderTargetImage(pDevice, pRenderTarget);
 207         if (image) {
 208             char label[64];
 209             _snprintf(label, sizeof label, "RENDER_TARGET_%u", i);
 210             json.beginMember(label);
 211             json.writeImage(image, "UNKNOWN");
 212             json.endMember(); // RENDER_TARGET_*
 213         }
 214
 215         pRenderTarget->Release();
 216     }
 217
 218     IDirect3DSurface9 *pDepthStencil = NULL;
 219     hr = pDevice->GetDepthStencilSurface(&pDepthStencil);
 220     if (SUCCEEDED(hr) && pDepthStencil) {
 221         image::Image *image;
 222         image = getSurfaceImage(pDevice, pDepthStencil);
 223         if (image) {
 224             json.beginMember("DEPTH_STENCIL");
 225             json.writeImage(image, "UNKNOWN");
 226             json.endMember(); // RENDER_TARGET_*
 227         }
 228     }
 229
 230
 231     json.endObject();
 232     json.endMember(); // framebuffer
 233 }
 234
 235
 236 } /* namespace d3dstate */