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-rw-r--r--dep/g3dlite/source/Image3uint8.cpp225
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diff --git a/dep/g3dlite/source/Image3uint8.cpp b/dep/g3dlite/source/Image3uint8.cpp
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--- a/dep/g3dlite/source/Image3uint8.cpp
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-/**
- @file Image3uint8.cpp
-
- @maintainer Morgan McGuire, http://graphics.cs.williams.edu
-
- @created 2007-01-31
- @edited 2008-01-08
-*/
-
-#include "G3D/Image1uint8.h"
-#include "G3D/Image3uint8.h"
-#include "G3D/Image3.h"
-#include "G3D/GImage.h"
-#include "G3D/Color1.h"
-#include "G3D/Color1uint8.h"
-#include "G3D/Color4.h"
-#include "G3D/Color4uint8.h"
-#include "G3D/ImageFormat.h"
-
-namespace G3D {
-
-Image3uint8::Ref Image3uint8::fromImage1uint8(const ReferenceCountedPointer<class Image1uint8>& im) {
- return fromArray(im->getCArray(), im->width(), im->height(), im->wrapMode());
-}
-
-
-Image3uint8::Image3uint8(int w, int h, WrapMode wrap) : Map2D<Color3uint8>(w, h, wrap) {
- setAll(Color3::black());
-}
-
-
-Image3uint8::Ref Image3uint8::fromGImage(const GImage& im, WrapMode wrap) {
- switch (im.channels()) {
- case 1:
- return fromArray(im.pixel1(), im.width(), im.height(), wrap);
-
- case 3:
- return fromArray(im.pixel3(), im.width(), im.height(), wrap);
-
- case 4:
- return fromArray(im.pixel4(), im.width(), im.height(), wrap);
-
- default:
- debugAssertM(false, "Input GImage must have 1, 3, or 4 channels.");
- return NULL;
- }
-}
-
-
-Image3uint8::Ref Image3uint8::fromImage3(const ReferenceCountedPointer<Image3>& im) {
- Ref out = createEmpty(static_cast<WrapMode>(im->wrapMode()));
- out->copyArray(im->getCArray(), im->width(), im->height());
-
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::createEmpty(int width, int height, WrapMode wrap) {
- return new Type(width, height, wrap);
-}
-
-
-Image3uint8::Ref Image3uint8::createEmpty(WrapMode wrap) {
- return createEmpty(0, 0, wrap);
-}
-
-
-Image3uint8::Ref Image3uint8::fromFile(const std::string& filename, WrapMode wrap, GImage::Format fmt) {
- Ref out = createEmpty(wrap);
- out->load(filename, fmt);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color3uint8* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color1* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color1uint8* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color3* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color4uint8* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-Image3uint8::Ref Image3uint8::fromArray(const class Color4* ptr, int w, int h, WrapMode wrap) {
- Ref out = createEmpty(wrap);
- out->copyArray(ptr, w, h);
- return out;
-}
-
-
-void Image3uint8::load(const std::string& filename, GImage::Format fmt) {
- copyGImage(GImage(filename, fmt));
- setChanged(true);
-}
-
-
-void Image3uint8::copyGImage(const GImage& im) {
- switch (im.channels()) {
- case 1:
- copyArray(im.pixel1(), im.width(), im.height());
- break;
-
- case 3:
- copyArray(im.pixel3(), im.width(), im.height());
- break;
-
- case 4:
- copyArray(im.pixel4(), im.width(), im.height());
- break;
- }
-}
-
-
-void Image3uint8::copyArray(const Color1uint8* src, int w, int h) {
- resize(w, h);
- int N = w * h;
-
- Color3uint8* dst = getCArray();
- for (int i = 0; i < N; ++i) {
- dst[i].r = dst[i].g = dst[i].b = src[i].value;
- }
-}
-
-void Image3uint8::copyArray(const Color1* src, int w, int h) {
- resize(w, h);
- int N = w * h;
-
- Color3uint8* dst = getCArray();
- for (int i = 0; i < N; ++i) {
- dst[i].r = dst[i].g = dst[i].b = Color1uint8(src[i]).value;
- }
-}
-
-
-void Image3uint8::copyArray(const Color3uint8* ptr, int w, int h) {
- resize(w, h);
- System::memcpy(getCArray(), ptr, w * h * 3);
-}
-
-
-void Image3uint8::copyArray(const Color3* src, int w, int h) {
- resize(w, h);
- int N = w * h;
-
- Color3uint8* dst = getCArray();
- for (int i = 0; i < N; ++i) {
- dst[i] = Color3uint8(src[i]);
- }
-}
-
-
-void Image3uint8::copyArray(const Color4uint8* ptr, int w, int h) {
- resize(w, h);
-
- // Copy 3/4 bytes
- GImage::RGBAtoRGB((const uint8*)ptr, (uint8*)getCArray(), w * h);
-}
-
-
-void Image3uint8::copyArray(const Color4* src, int w, int h) {
- resize(w, h);
- int N = w * h;
-
- Color3uint8* dst = getCArray();
- for (int i = 0; i < N; ++i) {
- dst[i] = Color3uint8(src[i].rgb());
- }
-}
-
-
-/** Saves in any of the formats supported by G3D::GImage. */
-void Image3uint8::save(const std::string& filename, GImage::Format fmt) {
- GImage im(width(), height(), 3);
- System::memcpy(im.byte(), getCArray(), width() * height() * 3);
- im.save(filename, fmt);
-}
-
-
-ReferenceCountedPointer<class Image1uint8> Image3uint8::getChannel(int c) const {
- debugAssert(c >= 0 && c <= 2);
-
- Image1uint8Ref dst = Image1uint8::createEmpty(width(), height(), wrapMode());
- const Color3uint8* srcArray = getCArray();
- Color1uint8* dstArray = dst->getCArray();
-
- const int N = width() * height();
- for (int i = 0; i < N; ++i) {
- dstArray[i] = Color1uint8(srcArray[i][c]);
- }
-
- return dst;
-}
-
-
-const ImageFormat* Image3uint8::format() const {
- return ImageFormat::RGB8();
-}
-
-} // G3D