tile2x2.cpp

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#include "fl/tile2x2.h"
#include "crgb.h"
#include "fl/draw_visitor.h"
#include "fl/raster.h"
#include "fl/raster_sparse.h"
#include "fl/unused.h"
#include "fl/warn.h"
#include "fl/xymap.h"
 
using namespace fl;
 
namespace fl {
 
void Tile2x2_u8::Rasterize(const Slice<const Tile2x2_u8> &tiles,
                           XYRasterU8Sparse *out_raster) {
    out_raster->rasterize(tiles);
}
 
void Tile2x2_u8::draw(const CRGB &color, const XYMap &xymap, CRGB *out) const {
    XYDrawComposited visitor(color, xymap, out);
    draw(xymap, visitor);
}
 
void Tile2x2_u8::scale(uint8_t scale) {
    // scale the tile
    if (scale == 255) {
        return;
    }
    for (int x = 0; x < 2; ++x) {
        for (int y = 0; y < 2; ++y) {
            uint16_t value = at(x, y);
            at(x, y) = (value * scale) >> 8;
        }
    }
}
 
} // namespace fl