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Switch to Indexer where applicable

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This commit is contained in:
Pavel Krajcevski 2015-04-11 14:27:55 -07:00
parent 5c2f4ed272
commit f7667defc3
1 changed files with 6 additions and 37 deletions
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43
PVRTCEncoder/src/PVRTCImage.cpp
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@ -70,6 +70,8 @@ using FasTC::Pixel;
# include "../../IO/include/ImageFile.h" # include "../../IO/include/ImageFile.h"
#endif #endif
#include "Indexer.h"
template <typename T> template <typename T>
inline T Clamp(const T &v, const T &a, const T &b) { inline T Clamp(const T &v, const T &a, const T &b) {
return ::std::min(::std::max(a, v), b); return ::std::min(::std::max(a, v), b);
@ -142,10 +144,11 @@ void Image::BilinearUpscale(uint32 xtimes, uint32 ytimes,
delete m_FractionalPixels; delete m_FractionalPixels;
m_FractionalPixels = new FasTC::Pixel[newWidth * newHeight]; m_FractionalPixels = new FasTC::Pixel[newWidth * newHeight];
Indexer idxr(newWidth, newHeight, wrapMode);
for(uint32 j = 0; j < newHeight; j++) { for(uint32 j = 0; j < newHeight; j++) {
for(uint32 i = 0; i < newWidth; i++) { for(uint32 i = 0; i < newWidth; i++) {
const uint32 pidx = j * newWidth + i; const uint32 pidx = idxr(i, j);
FasTC::Pixel &p = upscaledPixels[pidx]; FasTC::Pixel &p = upscaledPixels[pidx];
FasTC::Pixel &fp = m_FractionalPixels[pidx]; FasTC::Pixel &fp = m_FractionalPixels[pidx];
@ -504,42 +507,8 @@ const FasTC::Pixel &Image::GetPixel(int32 i, int32 j, EWrapMode wrapMode) const
} }
uint32 Image::GetPixelIndex(int32 i, int32 j, EWrapMode wrapMode) const { uint32 Image::GetPixelIndex(int32 i, int32 j, EWrapMode wrapMode) const {
while(i < 0) { Indexer idxr(GetWidth(), GetHeight(), wrapMode);
if(wrapMode == eWrapMode_Clamp) { return idxr(i, j);
i = 0;
} else {
i += GetWidth();
}
}
while(i >= static_cast<int32>(GetWidth())) {
if(wrapMode == eWrapMode_Clamp) {
i = GetWidth() - 1;
} else {
i -= GetWidth();
}
}
while(j < 0) {
if(wrapMode == eWrapMode_Clamp) {
j = 0;
} else {
j += GetHeight();
}
}
while(j >= static_cast<int32>(GetHeight())) {
if(wrapMode == eWrapMode_Clamp) {
j = GetHeight() - 1;
} else {
j -= GetHeight();
}
}
uint32 idx = j * GetWidth() + i;
assert(idx >= 0);
assert(idx < GetWidth() * GetHeight());
return idx;
} }
#ifdef DEBUG_PVRTC_DECODER #ifdef DEBUG_PVRTC_DECODER