X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=retrace%2Fdxgistate.cpp;h=3361894c9257b9ce3ea7d855a29eadc2e9f593cc;hb=1a1eb8f0d3eef7d26c6fa7e65ed4e199aeaa0252;hp=4a69f3fec686bb66d3ac0b3ce2c3f46dd6d2a7a6;hpb=c8695f74ce1ee6a93dee4b3f7da5a70a64706c82;p=apitrace

diff --git a/retrace/dxgistate.cpp b/retrace/dxgistate.cpp
index 4a69f3f..3361894 100644
--- a/retrace/dxgistate.cpp
+++ b/retrace/dxgistate.cpp
@@ -24,6 +24,10 @@
  **************************************************************************/
 
 
+#include <assert.h>
+
+#include "image.hpp"
+
 #include "dxgistate.hpp"
 
 #ifdef __MINGW32__
@@ -35,6 +39,141 @@
 namespace d3dstate {
 
 
+static DXGI_FORMAT
+ChooseConversionFormat(DXGI_FORMAT Format)
+{
+    switch (Format) {
+
+    // Float
+    case DXGI_FORMAT_R32G32B32A32_FLOAT:
+    case DXGI_FORMAT_R32G32B32_FLOAT:
+    case DXGI_FORMAT_R16G16B16A16_FLOAT:
+    case DXGI_FORMAT_R32G32_FLOAT:
+    case DXGI_FORMAT_R11G11B10_FLOAT:
+    case DXGI_FORMAT_R16G16_FLOAT:
+    case DXGI_FORMAT_R32_FLOAT:
+    case DXGI_FORMAT_R16_FLOAT:
+    case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
+    case DXGI_FORMAT_BC6H_UF16:
+    case DXGI_FORMAT_BC6H_SF16:
+        return DXGI_FORMAT_R8G8B8A8_UNORM;
+
+    // Unsigned normalized
+    case DXGI_FORMAT_R16G16B16A16_UNORM:
+    case DXGI_FORMAT_R10G10B10A2_UNORM:
+    case DXGI_FORMAT_R8G8B8A8_UNORM:
+    case DXGI_FORMAT_R16G16_UNORM:
+    case DXGI_FORMAT_R8G8_UNORM:
+    case DXGI_FORMAT_R16_UNORM:
+    case DXGI_FORMAT_R8_UNORM:
+    case DXGI_FORMAT_A8_UNORM:
+    case DXGI_FORMAT_R1_UNORM:
+    case DXGI_FORMAT_R8G8_B8G8_UNORM:
+    case DXGI_FORMAT_G8R8_G8B8_UNORM:
+    case DXGI_FORMAT_BC1_UNORM:
+    case DXGI_FORMAT_BC2_UNORM:
+    case DXGI_FORMAT_BC3_UNORM:
+    case DXGI_FORMAT_BC4_UNORM:
+    case DXGI_FORMAT_BC5_UNORM:
+    case DXGI_FORMAT_B5G6R5_UNORM:
+    case DXGI_FORMAT_B5G5R5A1_UNORM:
+    case DXGI_FORMAT_B8G8R8A8_UNORM:
+    case DXGI_FORMAT_B8G8R8X8_UNORM:
+    case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
+    case DXGI_FORMAT_BC7_UNORM:
+        return DXGI_FORMAT_R8G8B8A8_UNORM;
+
+    // SRGB
+    case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
+    case DXGI_FORMAT_BC1_UNORM_SRGB:
+    case DXGI_FORMAT_BC2_UNORM_SRGB:
+    case DXGI_FORMAT_BC3_UNORM_SRGB:
+    case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB:
+    case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB:
+    case DXGI_FORMAT_BC7_UNORM_SRGB:
+        return DXGI_FORMAT_R8G8B8A8_UNORM;
+
+    // Signed normalized
+    case DXGI_FORMAT_R16G16B16A16_SNORM:
+    case DXGI_FORMAT_R8G8B8A8_SNORM:
+    case DXGI_FORMAT_R16G16_SNORM:
+    case DXGI_FORMAT_R8G8_SNORM:
+    case DXGI_FORMAT_R16_SNORM:
+    case DXGI_FORMAT_R8_SNORM:
+    case DXGI_FORMAT_BC4_SNORM:
+    case DXGI_FORMAT_BC5_SNORM:
+        return DXGI_FORMAT_R8G8B8A8_SNORM;
+
+    // Unsigned
+    case DXGI_FORMAT_R32G32B32A32_UINT:
+    case DXGI_FORMAT_R32G32B32_UINT:
+    case DXGI_FORMAT_R16G16B16A16_UINT:
+    case DXGI_FORMAT_R32G32_UINT:
+    case DXGI_FORMAT_R10G10B10A2_UINT:
+    case DXGI_FORMAT_R8G8B8A8_UINT:
+    case DXGI_FORMAT_R16G16_UINT:
+    case DXGI_FORMAT_R32_UINT:
+    case DXGI_FORMAT_R8G8_UINT:
+    case DXGI_FORMAT_R16_UINT:
+    case DXGI_FORMAT_R8_UINT:
+        return DXGI_FORMAT_R8G8B8A8_UINT;
+
+    // Signed
+    case DXGI_FORMAT_R32G32B32A32_SINT:
+    case DXGI_FORMAT_R32G32B32_SINT:
+    case DXGI_FORMAT_R16G16B16A16_SINT:
+    case DXGI_FORMAT_R32G32_SINT:
+    case DXGI_FORMAT_R8G8B8A8_SINT:
+    case DXGI_FORMAT_R16G16_SINT:
+    case DXGI_FORMAT_R32_SINT:
+    case DXGI_FORMAT_R8G8_SINT:
+    case DXGI_FORMAT_R16_SINT:
+    case DXGI_FORMAT_R8_SINT:
+        return DXGI_FORMAT_R8G8B8A8_SINT;
+
+    // Depth
+    case DXGI_FORMAT_D32_FLOAT:
+    case DXGI_FORMAT_D24_UNORM_S8_UINT:
+    case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
+    case DXGI_FORMAT_D16_UNORM:
+        return DXGI_FORMAT_R8G8B8A8_UNORM;
+
+    // Typeless
+    case DXGI_FORMAT_UNKNOWN:
+    case DXGI_FORMAT_R32G32B32A32_TYPELESS:
+    case DXGI_FORMAT_R32G32B32_TYPELESS:
+    case DXGI_FORMAT_R16G16B16A16_TYPELESS:
+    case DXGI_FORMAT_R32G32_TYPELESS:
+    case DXGI_FORMAT_R32G8X24_TYPELESS:
+    case DXGI_FORMAT_R10G10B10A2_TYPELESS:
+    case DXGI_FORMAT_R8G8B8A8_TYPELESS:
+    case DXGI_FORMAT_R16G16_TYPELESS:
+    case DXGI_FORMAT_R32_TYPELESS:
+    case DXGI_FORMAT_R8G8_TYPELESS:
+    case DXGI_FORMAT_R16_TYPELESS:
+    case DXGI_FORMAT_R8_TYPELESS:
+    case DXGI_FORMAT_BC1_TYPELESS:
+    case DXGI_FORMAT_BC2_TYPELESS:
+    case DXGI_FORMAT_BC3_TYPELESS:
+    case DXGI_FORMAT_BC4_TYPELESS:
+    case DXGI_FORMAT_BC5_TYPELESS:
+    case DXGI_FORMAT_B8G8R8A8_TYPELESS:
+    case DXGI_FORMAT_B8G8R8X8_TYPELESS:
+    case DXGI_FORMAT_BC6H_TYPELESS:
+    case DXGI_FORMAT_BC7_TYPELESS:
+    case DXGI_FORMAT_R24G8_TYPELESS:
+    case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
+    case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
+    case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
+    case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
+        return DXGI_FORMAT_UNKNOWN;
+
+    default:
+        return DXGI_FORMAT_R8G8B8A8_UNORM;
+    }
+}
+
+
 /**
  * Convert between DXGI formats.
  *
@@ -69,6 +208,12 @@ ConvertFormat(DXGI_FORMAT SrcFormat,
 
     DirectX::Rect rect(0, 0, Width, Height);
 
+    hr = CoInitializeEx(NULL, COINIT_MULTITHREADED);
+    assert(SUCCEEDED(hr));
+    if (FAILED(hr)) {
+        return hr;
+    }
+
     if (SrcFormat != DstFormat) {
         DirectX::ScratchImage ScratchImage;
         ScratchImage.Initialize2D(DstFormat, Width, Height, 1, 1);
@@ -85,4 +230,36 @@ ConvertFormat(DXGI_FORMAT SrcFormat,
 }
 
 
+image::Image *
+ConvertImage(DXGI_FORMAT SrcFormat,
+             void *SrcData,
+             UINT SrcPitch,
+             UINT Width, UINT Height)
+{
+
+    DXGI_FORMAT DstFormat = ChooseConversionFormat(SrcFormat);
+    if (DstFormat == DXGI_FORMAT_UNKNOWN) {
+        return NULL;
+    }
+
+    image::Image *image = new image::Image(Width, Height, 4);
+    if (!image) {
+        return NULL;
+    }
+    assert(image->stride() > 0);
+
+    HRESULT hr;
+    hr = ConvertFormat(SrcFormat,
+                       SrcData, SrcPitch,
+                       DstFormat,
+                       image->start(), image->stride(),
+                       Width, Height);
+    if (FAILED(hr)) {
+        delete image;
+        image = NULL;
+    }
+
+    return image;
+}
+
 } /* namespace d3dstate */