Changeset 95101 in vbox for trunk

Timestamp:

May 25, 2022 2:16:27 PM (3 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

151580

Message:

Devices/Graphics: dump float format: bugref:9830

File:

• trunk/src/VBox/Devices/Graphics/DevVGA-SVGA-cmd.cpp (modified) (4 diffs)

trunk/src/VBox/Devices/Graphics/DevVGA-SVGA-cmd.cpp

@@ -1466 +1466 @@
 static int vmsvga3dBmpWrite(const char *pszFilename, VMSVGA3D_MAPPED_SURFACE const *pMap)
 {
-    if (pMap->cbBlock != 4 && pMap->cbBlock != 1 && pMap->format != SVGA3D_R16G16B16A16_FLOAT)
+    if (   pMap->cbBlock != 4 && pMap->cbBlock != 1
+        && pMap->format != SVGA3D_R16G16B16A16_FLOAT
+        && pMap->format != SVGA3D_R32G32B32A32_FLOAT)
         return VERR_NOT_SUPPORTED;
 
@@ -1498 +1500 @@
     }
 
-    if (pMap->cbBlock == 4)
-    {
-        const uint8_t *s = (uint8_t *)pMap->pvData;
-        for (uint32_t iRow = 0; iRow < pMap->cRows; ++iRow)
-        {
-            fwrite(s, 1, pMap->cbRow, f);
-
-            s += pMap->cbRowPitch;
-        }
-    }
-    else if (pMap->cbBlock == 1)
-    {
-        const uint8_t *s = (uint8_t *)pMap->pvData;
-        for (uint32_t iRow = 0; iRow < pMap->cRows; ++iRow)
-        {
-            for (int32_t x = 0; x < w; ++x)
-            {
-                uint32_t u32Pixel = s[x];
-                fwrite(&u32Pixel, 1, 4, f);
-            }
-
-            s += pMap->cbRowPitch;
-        }
-    }
-    else if (pMap->format == SVGA3D_R16G16B16A16_FLOAT)
+    if (pMap->format == SVGA3D_R16G16B16A16_FLOAT)
     {
         const uint8_t *s = (uint8_t *)pMap->pvData;
@@ -1541 +1519 @@
         }
     }
+    else if (pMap->format == SVGA3D_R32G32B32A32_FLOAT)
+    {
+        const uint8_t *s = (uint8_t *)pMap->pvData;
+        for (int32_t y = 0; y < h; ++y)
+        {
+            for (int32_t x = 0; x < w; ++x)
+            {
+                float const *pPixel = (float *)(s + x * 8);
+                uint8_t r = (uint8_t)(255.0 * pPixel[0]);
+                uint8_t g = (uint8_t)(255.0 * pPixel[1]);
+                uint8_t b = (uint8_t)(255.0 * pPixel[2]);
+                uint8_t a = (uint8_t)(255.0 * pPixel[3]);
+                uint32_t u32Pixel = b + (g << 8) + (r << 16) + (a << 24);
+                fwrite(&u32Pixel, 1, 4, f);
+            }
+
+            s += pMap->cbRowPitch;
+        }
+    }
+    else if (pMap->cbBlock == 4)
+    {
+        const uint8_t *s = (uint8_t *)pMap->pvData;
+        for (uint32_t iRow = 0; iRow < pMap->cRows; ++iRow)
+        {
+            fwrite(s, 1, pMap->cbRow, f);
+
+            s += pMap->cbRowPitch;
+        }
+    }
+    else if (pMap->cbBlock == 1)
+    {
+        const uint8_t *s = (uint8_t *)pMap->pvData;
+        for (uint32_t iRow = 0; iRow < pMap->cRows; ++iRow)
+        {
+            for (int32_t x = 0; x < w; ++x)
+            {
+                uint32_t u32Pixel = s[x];
+                fwrite(&u32Pixel, 1, 4, f);
+            }
+
+            s += pMap->cbRowPitch;
+        }
+    }
 
     fclose(f);
@@ -1553 +1574 @@
     char *pszFilename = RTStrAPrintf2("bmp\\%s%d.bmp", pszPrefix, idxBitmap++);
     int rc = vmsvga3dBmpWrite(pszFilename, pMap);
-    Log(("WriteBmpFile %s %Rrc\n", pszFilename, rc)); RT_NOREF(rc);
+    Log(("WriteBmpFile %s format %d %Rrc\n", pszFilename, pMap->format, rc)); RT_NOREF(rc);
     RTStrFree(pszFilename);
 }