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Added screenshot feature (F2 key)

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MihailRis 2023-11-13 15:01:41 +03:00
parent d42d2dc294
commit 3723cf491f
9 changed files with 113 additions and 11 deletions
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48
src/graphics/ImageData.cpp
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@ -1,6 +1,7 @@
#include "ImageData.h"
#include <assert.h>
#include <stdexcept>
inline int min(int a, int b) {
return (a < b) ? a : b;
@ -23,7 +24,52 @@ ImageData::~ImageData() {
}
}
#include <iostream>
void ImageData::flipX() {
uint size;
switch (format) {
case ImageFormat::rgb888:
case ImageFormat::rgba8888: {
size = (format == ImageFormat::rgba8888) ? 4 : 3;
ubyte* pixels = (ubyte*)data;
for (uint y = 0; y < height; y++) {
for (uint x = 0; x < width/2; x++) {
for (uint c = 0; c < size; c++) {
ubyte temp = pixels[(y * width + x) * size + c];
pixels[(y * width + x) * size + c] = pixels[(y * width + (width - x - 1)) * size + c];
pixels[(y * width + (width - x - 1)) * size + c] = temp;
}
}
}
break;
}
default:
throw std::runtime_error("format is not supported");
}
}
void ImageData::flipY() {
uint size;
switch (format) {
case ImageFormat::rgb888:
case ImageFormat::rgba8888: {
size = (format == ImageFormat::rgba8888) ? 4 : 3;
ubyte* pixels = (ubyte*)data;
for (uint y = 0; y < height/2; y++) {
for (uint x = 0; x < width; x++) {
for (uint c = 0; c < size; c++) {
ubyte temp = pixels[(y * width + x) * size + c];
pixels[(y * width + x) * size + c] = pixels[((height-y-1) * width + x) * size + c];
pixels[((height-y-1) * width + x) * size + c] = temp;
}
}
}
break;
}
default:
throw std::runtime_error("format is not supported");
}
}
ImageData* add_atlas_margins(ImageData* image, int grid_size) {
// RGBA is only supported
assert(image->getFormat() == ImageFormat::rgba8888);