DDS support for legacy bumpmap formats D3DFMT_V8U8, D3DFMT_Q8W8V8U8, and D3DFMT_V16U16

This commit is contained in:
Chuck Walbourn
2015-10-29 16:39:53 -07:00
parent 231206104c
commit a121bc5c31
4 changed files with 58 additions and 2 deletions

View File

@@ -40,6 +40,7 @@
#include <wrl\client.h>
#include <algorithm>
#include <memory>
#include "ScreenGrab.h"
@@ -82,6 +83,7 @@ struct DDS_PIXELFORMAT
#define DDS_LUMINANCE 0x00020000 // DDPF_LUMINANCE
#define DDS_LUMINANCEA 0x00020001 // DDPF_LUMINANCE | DDPF_ALPHAPIXELS
#define DDS_ALPHA 0x00000002 // DDPF_ALPHA
#define DDS_BUMPDUDV 0x00080000 // DDPF_BUMPDUDV
#define DDS_HEADER_FLAGS_TEXTURE 0x00001007 // DDSD_CAPS | DDSD_HEIGHT | DDSD_WIDTH | DDSD_PIXELFORMAT
#define DDS_HEADER_FLAGS_MIPMAP 0x00020000 // DDSD_MIPMAPCOUNT
@@ -185,6 +187,15 @@ static const DDS_PIXELFORMAT DDSPF_A8L8 =
static const DDS_PIXELFORMAT DDSPF_A8 =
{ sizeof(DDS_PIXELFORMAT), DDS_ALPHA, 0, 8, 0x00, 0x00, 0x00, 0xff };
static const DDS_PIXELFORMAT DDSPF_V8U8 =
{ sizeof(DDS_PIXELFORMAT), DDS_BUMPDUDV, 0, 16, 0x00ff, 0xff00, 0x0000, 0x0000 };
static const DDS_PIXELFORMAT DDSPF_Q8W8V8U8 =
{ sizeof(DDS_PIXELFORMAT), DDS_BUMPDUDV, 0, 32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000 };
static const DDS_PIXELFORMAT DDSPF_V16U16 =
{ sizeof(DDS_PIXELFORMAT), DDS_BUMPDUDV, 0, 32, 0x0000ffff, 0xffff0000, 0x00000000, 0x00000000 };
// DXGI_FORMAT_R10G10B10A2_UNORM should be written using DX10 extension to avoid D3DX 10:10:10:2 reversal issue
// This indicates the DDS_HEADER_DXT10 extension is present (the format is in dxgiFormat)
@@ -768,6 +779,9 @@ HRESULT DirectX::SaveDDSTextureToFile( _In_ ID3D11DeviceContext* pContext,
case DXGI_FORMAT_BC5_SNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_BC5_SNORM, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_B5G6R5_UNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_R5G6B5, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_B5G5R5A1_UNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_A1R5G5B5, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_R8G8_SNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_V8U8, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_R8G8B8A8_SNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_Q8W8V8U8, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_R16G16_SNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_V16U16, sizeof(DDS_PIXELFORMAT) ); break;
case DXGI_FORMAT_B8G8R8A8_UNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_A8R8G8B8, sizeof(DDS_PIXELFORMAT) ); break; // DXGI 1.1
case DXGI_FORMAT_B8G8R8X8_UNORM: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_X8R8G8B8, sizeof(DDS_PIXELFORMAT) ); break; // DXGI 1.1
case DXGI_FORMAT_YUY2: memcpy_s( &header->ddspf, sizeof(header->ddspf), &DDSPF_YUY2, sizeof(DDS_PIXELFORMAT) ); break; // DXGI 1.2
@@ -1069,7 +1083,7 @@ HRESULT DirectX::SaveWICTextureToFile( _In_ ID3D11DeviceContext* pContext,
if ( sRGB )
{
// Set JPEG EXIF Colorspace of sRGB
// Set EXIF Colorspace of sRGB
value.vt = VT_UI2;
value.uiVal = 1;
(void)metawriter->SetMetadataByName( L"System.Image.ColorSpace", &value );