drewcassidy/nvidia-texture-tools
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Some progress with full DXT1a support.

Browse Source 
Move quantization settings to compression options.
This commit is contained in:
castano
2008-01-07 07:28:00 +00:00
parent f3a73e3de5
commit 2903886498
8 changed files with 96 additions and 149 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
src/nvtt/InputOptions.cpp
View File

@ -94,11 +94,6 @@ void InputOptions::reset()
m.textureType = TextureType_2D;
m.inputFormat = InputFormat_BGRA_8UB;
m.enableColorDithering = false;
m.enableAlphaDithering = false;
m.binaryAlpha = false;
m.alphaThreshold = 127;
m.alphaMode = AlphaMode_Transparency;
m.inputGamma = 2.2f;
@ -262,21 +257,6 @@ void InputOptions::setKaiserParameters(float width, float alpha, float stretch)
m.kaiserStretch = stretch;
}
/// Set quantization options.
/// @warning Do not enable dithering unless you know what you are doing. Quantization
/// introduces errors. It's better to let the compressor quantize the result to
/// minimize the error, instead of quantizing the data before handling it to
/// the compressor.
void InputOptions::setQuantization(bool colorDithering, bool alphaDithering, bool binaryAlpha, int alphaThreshold/*= 127*/)
{
nvCheck(alphaThreshold >= 0 && alphaThreshold < 256);
m.enableColorDithering = colorDithering;
m.enableAlphaDithering = alphaDithering;
m.binaryAlpha = binaryAlpha;
m.alphaThreshold = alphaThreshold;
}
/// Indicate whether input is a normal map or not.
void InputOptions::setNormalMap(bool b)
{