32 lines
1.3 KiB
C++
32 lines
1.3 KiB
C++
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#include "ofxMsdfgen.h"
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#include "ofPixels.h"
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void ofxMsdfgen::toOfImage(const msdfgen::Bitmap <float, 3> bitmap,
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ofFloatImage & image){
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image.allocate(bitmap.width(), bitmap.height(), OF_IMAGE_COLOR);
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memcpy(image.getPixels().getData(), bitmap.getPixels(), bitmap.width() * bitmap.height() * 3 * sizeof(float));
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image.update(); // float is slow here
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}
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void ofxMsdfgen::toOfImage(const msdfgen::Bitmap <float, 3> bitmap,
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ofImage & image){
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image.allocate(bitmap.width(), bitmap.height(), OF_IMAGE_COLOR);
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ofPixels & pixels = image.getPixels();
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int w = bitmap.width();
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int h = bitmap.height();
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for(int y = 0; y < h; y++){
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for(int x = 0; x < w; x++){
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const float * rgb = bitmap(x, y);
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int index = 3 * (x + y * w);
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pixels.getData()[index] = (unsigned char)std::clamp(rgb[0] * 256.0,
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0.0, 255.0);
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pixels.getData()[index + 1] = (unsigned char)std::clamp(rgb[1] * 256.0,
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0.0, 255.0);
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pixels.getData()[index + 2] = (unsigned char)std::clamp(rgb[2] * 256.0,
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0.0, 255.0);
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}
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}
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image.update();
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}
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