Fix -- usage

Texconv/texconv.cpp

@@ -1275,6 +1275,7 @@ int __cdecl wmain(_In_ int argc, _In_z_count_(argc) wchar_t* argv[])
                 {
                     // "-- " is the POSIX standard for "end of options" marking to escape the '-' and '/' characters at the start of filepaths.
                     allowOpts = false;
+                    continue;
                 }
                 else
                 {

t.txt

@@ -0,0 +1,142 @@
+Microsoft (R) DirectX Texture Converter [DirectXTex] Version 205 (library)
+Copyright (C) Microsoft Corp.
+*** Debug build ***
+
+Usage: texconv <options> [--] <files>
+
+   -r                  wildcard filename search is recursive
+     -r:flatten        flatten the directory structure (default)
+     -r:keep           keep the directory structure
+   -flist <filename>, --file-list <filename>
+                       use text file with a list of input files (one per line)
+
+   -w <n>, --width <n>                     width for output
+   -h <n>, --height <n>                    height for output
+   -m <n>, --mip-levels <n>                miplevels for output
+   -f <format>, --format <format>          pixel format for output
+
+   -if <filter>, --image-filter <filter>   image filtering
+   -srgb{i|o}, --srgb-in, --srgb-out       sRGB {input, output}
+
+   -px <string>, --prefix <string>         name prefix
+   -sx <string>, --suffix <string>         name suffix
+   -o <directory>                          output directory
+   -l, --to-lowercase                      force output filename to lower case
+   -y, --overwrite                         overwrite existing output file (if any)
+   -ft <filetype>, --file-type <filetype>  output file type
+
+   -hflip, --horizontal-flip               horizonal flip of source image
+   -vflip, --vertical-flip                 vertical flip of source image
+
+   -sepalpha, --separate-alpha   resize/generate mips alpha channel separately from color channels
+   --keep-coverage <ref>         Preserve alpha coverage in mips for alpha test ref
+
+   -nowic                             Force non-WIC filtering
+   -wrap, -mirror                     texture addressing mode (wrap, mirror, or clamp)
+   -pmalpha, --premultiplied-alpha    convert final texture to use premultiplied alpha
+   -alpha                             convert premultiplied alpha to straight alpha
+   -at <threshold>, --alpha-threshold <threshold>
+                                      Alpha threshold used for BC1, RGBA5551, and WIC
+                                      (defaults to 0.5)
+
+   -fl <feature-level>, --feature-level <feature-level>
+                       Set maximum feature level target (defaults to 11.0)
+   -pow2, --fit-power-of-2
+                       resize to fit a power-of-2, respecting aspect ratio
+
+   -nmap <options>, --normal-map <options>
+                       converts height-map to normal-map
+                       options must be one or more of
+                          r, g, b, a, l, m, u, v, i, o
+   -nmapamp <weight>, --normalmap-amplitude <weight>
+                       normal map amplitude (defaults to 1.0)
+
+                                  (DDS input only)
+   -t{u|f}                        TYPELESS format is treated as UNORM or FLOAT
+   -dword                         Use DWORD instead of BYTE alignment
+   --bad-tails                    Fix for older DXTn with bad mipchain tails
+   --permissive                   Allow some DX9 variants with unusual header values
+   --ignore-mips                  Reads just the top-level mip which reads some invalid files
+   --fix-bc-4x4                   Fix for odd-sized BC files that Direct3D can't load
+   -xlum, --expand-luminance      Expand legacy L8, L16, and A8P8 formats
+
+                       (DDS output only)
+   -dx10               Force use of 'DX10' extended header
+   -dx9                Force use of legacy DX9 header
+
+                       (TGA input only)
+   --tga-zero-alpha    Allow all zero alpha channel files to be loaded 'as is'
+
+                       (TGA output only)
+   --tga20             Write file including TGA 2.0 extension area
+
+                       (BMP, PNG, JPG, TIF, WDP output only)
+   -wicq <quality>, --wic-quality <quality>
+                       When writing images with WIC use quality (0.0 to 1.0)
+   --wic-lossless      When writing images with WIC use lossless mode
+   --wic-multiframe    When writing images with WIC encode multiframe images
+
+   -nologo             suppress copyright message
+   --timing            display elapsed processing time
+
+   --single-proc       Do not use multi-threaded compression
+   -gpu <adapter>      Select GPU for DirectCompute-based codecs (0 is default)
+   -nogpu              Do not use DirectCompute-based codecs
+
+   -bc <options>, --block-compress <options>
+                       Sets options for BC compression
+                       options must be one or more of
+                          d, u, q, x
+   -aw <weight>, --alpha-weight <weight>
+                       BC7 GPU compressor weighting for alpha error metric
+                       (defaults to 1.0)
+
+   -c <hex-RGB>, --color-key <hex-RGB>    colorkey (a.k.a. chromakey) transparency
+   --rotate-color <rot>                   rotates color primaries and/or applies a curve
+
+   -nits <value>, --paper-white-nits <value>
+                       paper-white value in nits to use for HDR10 (def: 200.0)
+   --tonemap           Apply a tonemap operator based on maximum luminance
+   -x2bias             Enable *2 - 1 conversion cases for unorm/pos-only-float
+   --invert-y          Invert Y (i.e. green) channel values
+   --reconstruct-z     Rebuild Z (blue) channel assuming X/Y are normals
+   --swizzle <rgba>    Swizzle image channels using HLSL-style mask
+
+   '-- ' is needed if any input filepath starts with the '-' or '/' character
+
+   <format>: R32G32B32A32_FLOAT R32G32B32A32_UINT R32G32B32A32_SINT 
+      R32G32B32_FLOAT R32G32B32_UINT R32G32B32_SINT R16G16B16A16_FLOAT 
+      R16G16B16A16_UNORM R16G16B16A16_UINT R16G16B16A16_SNORM 
+      R16G16B16A16_SINT R32G32_FLOAT R32G32_UINT R32G32_SINT 
+      R10G10B10A2_UNORM R10G10B10A2_UINT R11G11B10_FLOAT R8G8B8A8_UNORM 
+      R8G8B8A8_UNORM_SRGB R8G8B8A8_UINT R8G8B8A8_SNORM R8G8B8A8_SINT 
+      R16G16_FLOAT R16G16_UNORM R16G16_UINT R16G16_SNORM R16G16_SINT 
+      R32_FLOAT R32_UINT R32_SINT R8G8_UNORM R8G8_UINT R8G8_SNORM 
+      R8G8_SINT R16_FLOAT R16_UNORM R16_UINT R16_SNORM R16_SINT 
+      R8_UNORM R8_UINT R8_SNORM R8_SINT A8_UNORM R9G9B9E5_SHAREDEXP 
+      R8G8_B8G8_UNORM G8R8_G8B8_UNORM BC1_UNORM BC1_UNORM_SRGB BC2_UNORM 
+      BC2_UNORM_SRGB BC3_UNORM BC3_UNORM_SRGB BC4_UNORM BC4_SNORM 
+      BC5_UNORM BC5_SNORM B5G6R5_UNORM B5G5R5A1_UNORM B8G8R8A8_UNORM 
+      B8G8R8X8_UNORM R10G10B10_XR_BIAS_A2_UNORM B8G8R8A8_UNORM_SRGB 
+      B8G8R8X8_UNORM_SRGB BC6H_UF16 BC6H_SF16 BC7_UNORM BC7_UNORM_SRGB 
+      AYUV Y410 Y416 YUY2 Y210 Y216 B4G4R4A4_UNORM A4B4G4R4_UNORM 
+      DXT1 DXT2 DXT3 DXT4 DXT5 RGBA BGRA BGR FP16 FP32 BPTC 
+      BPTC_FLOAT 
+      BC3n DXT5nm RXGB 
+
+   <filter>: POINT LINEAR CUBIC FANT BOX TRIANGLE POINT_DITHER 
+      LINEAR_DITHER CUBIC_DITHER FANT_DITHER BOX_DITHER TRIANGLE_DITHER 
+      POINT_DITHER_DIFFUSION LINEAR_DITHER_DIFFUSION CUBIC_DITHER_DIFFUSION 
+      FANT_DITHER_DIFFUSION BOX_DITHER_DIFFUSION TRIANGLE_DITHER_DIFFUSION 
+
+   <rot>: 709to2020 2020to709 709toHDR10 HDR10to709 P3D65to2020 
+      P3D65toHDR10 709toP3D65 P3D65to709 
+
+   <filetype>: bmp jpg jpeg png dds ddx tga hdr tif tiff wdp hdp 
+      jxr ppm pfm heic heif 
+
+   <feature-level>: 9.1 9.2 9.3 10.0 10.1 11.0 11.1 12.0 12.1 12.2 
+
+   <adapter>:
+      0: VID:10DE, PID:2488 - NVIDIA GeForce RTX 3070
+      1: VID:1414, PID:008C - Microsoft Basic Render Driver