void Image3unorm8::copyArray(const Color1* src, int w, int h) {
resize(w, h);
int N = w * h;
Color3unorm8* dst = getCArray();
for (int i = 0; i < N; ++i) {
dst[i].r = dst[i].g = dst[i].b = Color1unorm8(src[i]).value;
}
}
void Image1unorm8::copyArray(const Color4* src, int w, int h) {
resize(w, h);
int N = w * h;
Color1unorm8* dst = getCArray();
for (int i = 0; i < N; ++i) {
dst[i] = Color1unorm8(Color1(src[i].rgb().average()));
}
}
void Image1unorm8::copyArray(const Color1* src, int w, int h) {
resize(w, h);
int N = w * h;
Color1unorm8* dst = getCArray();
for (int i = 0; i < N; ++i) {
dst[i] = Color1unorm8(src[i]);
}
}
shared_ptr<class Image1unorm8> Image3unorm8::getChannel(int c) const {
debugAssert(c >= 0 && c <= 2);
shared_ptr<Image1unorm8> dst = Image1unorm8::createEmpty(width(), height(), wrapMode());
const Color3unorm8* srcArray = getCArray();
Color1unorm8* dstArray = dst->getCArray();
const int N = width() * height();
for (int i = 0; i < N; ++i) {
dstArray[i] = Color1unorm8(srcArray[i][c]);
}
return dst;
}
Image1unorm8::Image1unorm8(int w, int h, WrapMode wrap) : Map2D<Color1unorm8, Color1>(w, h, wrap) {
setAll(Color1unorm8(unorm8::zero()));
}
