drewcassidy/nvidia-texture-tools
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Tag 2.0.6 for release.

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This commit is contained in:
castano
2009-03-19 19:06:30 +00:00
parent 820eb374d5
commit de8f0153c0
306 changed files with 9379 additions and 20606 deletions
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57
src/nvimage/FloatImage.cpp
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@ -242,57 +242,6 @@ void FloatImage::exponentiate(uint base_component, uint num, float power)
}
}
/// Apply linear transform.
void FloatImage::transform(uint base_component, const Matrix & m, Vector4::Arg offset)
{
nvCheck(base_component + 4 <= m_componentNum);
const uint size = m_width * m_height;
float * r = this->channel(base_component + 0);
float * g = this->channel(base_component + 1);
float * b = this->channel(base_component + 2);
float * a = this->channel(base_component + 3);
for (uint i = 0; i < size; i++)
{
Vector4 color = nv::transform(m, Vector4(*r, *g, *b, *a)) + offset;
*r++ = color.x();
*g++ = color.y();
*b++ = color.z();
*a++ = color.w();
}
}
void FloatImage::swizzle(uint base_component, uint r, uint g, uint b, uint a)
{
nvCheck(base_component + 4 <= m_componentNum);
nvCheck(r < 7 && g < 7 && b < 7 && a < 7);
const uint size = m_width * m_height;
float consts[] = { 1.0f, 0.0f, -1.0f };
float * c[7];
c[0] = this->channel(base_component + 0);
c[1] = this->channel(base_component + 1);
c[2] = this->channel(base_component + 2);
c[3] = this->channel(base_component + 3);
c[4] = consts;
c[5] = consts + 1;
c[6] = consts + 2;
for (uint i = 0; i < size; i++)
{
float tmp[4] = { *c[r], *c[g], *c[b], *c[a] };
*c[0]++ = tmp[0];
*c[1]++ = tmp[1];
*c[2]++ = tmp[2];
*c[3]++ = tmp[3];
}
}
float FloatImage::sampleNearest(const float x, const float y, const int c, const WrapMode wm) const
{
if( wm == WrapMode_Clamp ) return sampleNearestClamp(x, y, c);
@ -643,7 +592,7 @@ FloatImage * FloatImage::resize(const Filter & filter, uint w, uint h, WrapMode
float * dst_channel = dst_image->channel(c);
for (uint x = 0; x < w; x++) {
tmp_image->applyKernelVertical(ykernel, x, c, wm, tmp_column.mutableBuffer());
tmp_image->applyKernelVertical(ykernel, x, c, wm, tmp_column.unsecureBuffer());
for (uint y = 0; y < h; y++) {
dst_channel[y * w + x] = tmp_column[y];
@ -664,7 +613,7 @@ FloatImage * FloatImage::resize(const Filter & filter, uint w, uint h, WrapMode
float * tmp_channel = tmp_image->channel(c);
for (uint x = 0; x < w; x++) {
tmp_image->applyKernelVertical(ykernel, x, c, wm, tmp_column.mutableBuffer());
tmp_image->applyKernelVertical(ykernel, x, c, wm, tmp_column.unsecureBuffer());
for (uint y = 0; y < h; y++) {
tmp_channel[y * w + x] = tmp_column[y];
@ -716,7 +665,7 @@ FloatImage * FloatImage::resize(const Filter & filter, uint w, uint h, WrapMode
float * dst_channel = dst_image->channel(c);
for (uint x = 0; x < w; x++) {
tmp_image->applyKernelVertical(ykernel, x, c, alpha, wm, tmp_column.mutableBuffer());
tmp_image->applyKernelVertical(ykernel, x, c, alpha, wm, tmp_column.unsecureBuffer());
for (uint y = 0; y < h; y++) {
dst_channel[y * w + x] = tmp_column[y];