drewcassidy/nvidia-texture-tools
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Implement toGreyScale.

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Skip undefined images.
This commit is contained in:
castano 2009-03-16 08:47:20 +00:00
parent 6b67f4a0d7
commit 0abec17ab4
1 changed files with 67 additions and 7 deletions
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74
src/nvtt/Texture.cpp
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@ -337,9 +337,11 @@ void TexImage::resize(int w, int h, ResizeFilter filter)
detach();
FloatImage::WrapMode wrapMode = (FloatImage::WrapMode)m->wrapMode;
foreach(i, m->imageArray)
{
FloatImage::WrapMode wrapMode = (FloatImage::WrapMode)m->wrapMode;
if (m->imageArray[i] == NULL) continue;
if (m->alphaMode == AlphaMode_Transparency)
{
@ -459,9 +461,11 @@ bool TexImage::buildNextMipmap(MipmapFilter filter)
detach();
FloatImage::WrapMode wrapMode = (FloatImage::WrapMode)m->wrapMode;
foreach(i, m->imageArray)
{
FloatImage::WrapMode wrapMode = (FloatImage::WrapMode)m->wrapMode;
if (m->imageArray[i] == NULL) continue;
if (m->alphaMode == AlphaMode_Transparency)
{
@ -518,6 +522,8 @@ void TexImage::toLinear(float gamma)
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
m->imageArray[i]->toLinear(0, 3, gamma);
}
}
@ -530,6 +536,8 @@ void TexImage::toGamma(float gamma)
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
m->imageArray[i]->toGamma(0, 3, gamma);
}
}
@ -548,6 +556,8 @@ void TexImage::transform(const float w0[4], const float w1[4], const float w2[4]
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
m->imageArray[i]->transform(0, xform, voffset);
}
}
@ -560,6 +570,8 @@ void TexImage::swizzle(int r, int g, int b, int a)
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
m->imageArray[i]->swizzle(0, r, g, b, a);
}
}
@ -572,6 +584,8 @@ void TexImage::scaleBias(int channel, float scale, float bias)
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
m->imageArray[i]->scaleBias(channel, 1, scale, bias);
}
}
@ -582,6 +596,8 @@ void TexImage::blend(float r, float g, float b, float a)
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
// @@ Not implemented.
}
}
@ -590,7 +606,12 @@ void TexImage::premultiplyAlpha()
{
detach();
// @@ Not implemented.
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
// @@ Not implemented.
}
}
@ -598,7 +619,30 @@ void TexImage::toGreyScale(float redScale, float greenScale, float blueScale, fl
{
detach();
// @@ Not implemented.
foreach(i, m->imageArray)
{
FloatImage * img = m->imageArray[i];
if (img == NULL) continue;
float sum = redScale + greenScale + blueScale + alphaScale;
redScale /= sum;
greenScale /= sum;
blueScale /= sum;
alphaScale /= sum;
float * restrict r = img->channel(0);
float * restrict g = img->channel(0);
float * restrict b = img->channel(0);
float * restrict a = img->channel(0);
const int count = img->width() * img->height();
for (int i = 0; i < count; i++)
{
float grey = r[i] * redScale + g[i] * greenScale + b[i] * blueScale + a[i] * alphaScale;
a[i] = b[i] = g[i] = r[i] = grey;
}
}
}
// Set normal map options.
@ -606,15 +650,24 @@ void TexImage::toNormalMap(float sm, float medium, float big, float large)
{
detach();
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
// @@ Not implemented.
// @@ Not implemented.
}
}
void TexImage::toHeightMap()
{
detach();
// @@ Not implemented.
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
// @@ Not implemented.
}
}
void TexImage::normalizeNormalMap()
@ -625,6 +678,8 @@ void TexImage::normalizeNormalMap()
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
nv::normalizeNormalMap(m->imageArray[i]);
}
}
@ -632,5 +687,10 @@ void TexImage::normalizeNormalMap()
// Compress.
void TexImage::outputCompressed(const CompressionOptions & compressionOptions, const OutputOptions & outputOptions)
{
// @@ Not implemented.
foreach(i, m->imageArray)
{
if (m->imageArray[i] == NULL) continue;
// @@ Not implemented.
}
}