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d3dx9: Implement the support for saving a surface to a DDS file.
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8f00a63161
commit
bf4201ea58
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@ -275,6 +275,27 @@ static D3DFORMAT dds_pixel_format_to_d3dformat(const struct dds_pixel_format *pi
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return D3DFMT_UNKNOWN;
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}
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static HRESULT d3dformat_to_dds_pixel_format(struct dds_pixel_format *pixel_format, D3DFORMAT d3dformat)
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{
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memset(pixel_format, 0, sizeof(*pixel_format));
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pixel_format->size = sizeof(*pixel_format);
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if (d3dformat == D3DFMT_R8G8B8)
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{
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pixel_format->flags = DDS_PF_RGB;
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pixel_format->bpp = 24;
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pixel_format->rmask = 0xff0000;
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pixel_format->gmask = 0x00ff00;
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pixel_format->bmask = 0x0000ff;
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pixel_format->amask = 0x000000;
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return D3D_OK;
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}
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WARN("Unknown pixel format %#x\n", d3dformat);
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return E_NOTIMPL;
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}
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static HRESULT calculate_dds_surface_size(D3DFORMAT format, UINT width, UINT height,
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UINT *pitch, UINT *size)
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{
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@ -410,6 +431,77 @@ static HRESULT load_surface_from_dds(IDirect3DSurface9 *dst_surface, const PALET
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src_pitch, NULL, src_rect, filter, color_key);
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}
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static HRESULT save_dds_surface_to_memory(ID3DXBuffer **dst_buffer, IDirect3DSurface9 *src_surface, const RECT *src_rect)
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{
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HRESULT hr;
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UINT dst_pitch, surface_size, file_size;
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D3DSURFACE_DESC src_desc;
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D3DLOCKED_RECT locked_rect;
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ID3DXBuffer *buffer;
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struct dds_header *header;
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BYTE *pixels;
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struct volume volume;
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const struct pixel_format_desc *pixel_format;
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if (src_rect)
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{
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FIXME("Saving a part of a surface to a DDS file is not implemented yet\n");
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return E_NOTIMPL;
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}
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hr = IDirect3DSurface9_GetDesc(src_surface, &src_desc);
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if (FAILED(hr)) return hr;
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pixel_format = get_format_info(src_desc.Format);
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if (pixel_format->type == FORMAT_UNKNOWN) return E_NOTIMPL;
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file_size = calculate_dds_file_size(src_desc.Format, src_desc.Width, src_desc.Height, 1, 1, 1);
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hr = calculate_dds_surface_size(src_desc.Format, src_desc.Width, src_desc.Height, &dst_pitch, &surface_size);
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if (FAILED(hr)) return hr;
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hr = D3DXCreateBuffer(file_size, &buffer);
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if (FAILED(hr)) return hr;
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header = ID3DXBuffer_GetBufferPointer(buffer);
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pixels = (BYTE *)(header + 1);
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memset(header, 0, sizeof(header));
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header->signature = MAKEFOURCC('D','D','S',' ');
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header->size = sizeof(*header);
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header->flags = DDS_CAPS | DDS_HEIGHT | DDS_WIDTH | DDS_PITCH | DDS_PIXELFORMAT | DDS_MIPMAPCOUNT;
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header->height = src_desc.Height;
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header->width = src_desc.Width;
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header->pitch_or_linear_size = dst_pitch;
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header->depth = 1;
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header->miplevels = 1;
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header->caps = DDS_CAPS_TEXTURE;
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hr = d3dformat_to_dds_pixel_format(&header->pixel_format, src_desc.Format);
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if (FAILED(hr))
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{
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ID3DXBuffer_Release(buffer);
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return hr;
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}
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hr = IDirect3DSurface9_LockRect(src_surface, &locked_rect, NULL, D3DLOCK_READONLY);
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if (FAILED(hr))
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{
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ID3DXBuffer_Release(buffer);
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return hr;
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}
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volume.width = src_desc.Width;
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volume.height = src_desc.Height;
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volume.depth = 1;
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copy_simple_data(locked_rect.pBits, locked_rect.Pitch, 0, &volume, pixel_format,
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pixels, dst_pitch, 0, &volume, pixel_format, 0);
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IDirect3DSurface9_UnlockRect(src_surface);
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*dst_buffer = buffer;
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return D3D_OK;
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}
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HRESULT load_volume_from_dds(IDirect3DVolume9 *dst_volume, const PALETTEENTRY *dst_palette,
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const D3DBOX *dst_box, const void *src_data, const D3DBOX *src_box, DWORD filter, D3DCOLOR color_key,
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const D3DXIMAGE_INFO *src_info)
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@ -1761,6 +1853,7 @@ HRESULT WINAPI D3DXSaveSurfaceToFileInMemory(ID3DXBuffer **dst_buffer, D3DXIMAGE
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encoder_clsid = &CLSID_WICJpegEncoder;
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break;
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case D3DXIFF_DDS:
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return save_dds_surface_to_memory(dst_buffer, src_surface, src_rect);
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case D3DXIFF_DIB:
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case D3DXIFF_HDR:
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case D3DXIFF_PFM:
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@ -1156,9 +1156,10 @@ next_tests:
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ok(hr == D3D_OK, "D3DXSaveSurfaceToFileA returned %#x, expected %#x\n", hr, D3D_OK);
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hr = D3DXSaveSurfaceToFileA("saved_surface.tga", D3DXIFF_TGA, surface, NULL, NULL);
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ok(hr == D3D_OK, "D3DXSaveSurfaceToFileA returned %#x, expected %#x\n", hr, D3D_OK);
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}
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hr = D3DXSaveSurfaceToFileA("saved_surface.dds", D3DXIFF_DDS, surface, NULL, NULL);
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ok(hr == D3D_OK, "D3DXSaveSurfaceToFileA returned %#x, expected %#x\n", hr, D3D_OK);
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}
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hr = D3DXSaveSurfaceToFileA("saved_surface", D3DXIFF_PFM + 1, surface, NULL, NULL);
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ok(hr == D3DERR_INVALIDCALL, "D3DXSaveSurfaceToFileA returned %#x, expected %#x\n", hr, D3DERR_INVALIDCALL);
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