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#pragma once
#include <cstdint>
#include <string_view>
#include "RawImage.hpp"
namespace MC::GFX::Image {
class PPMParser {
public:
explicit PPMParser(std::string_view source) : m_source(source) {}
RawImage parse();
private:
enum PPMType {
None,
P3,
P6
};
struct PPMHeader {
PPMType type;
uint32_t width;
uint32_t height;
uint8_t max_color;
};
PPMHeader parse_header();
RawImage::Pixel parse_pixel(uint8_t max_color);
uint64_t parse_sample();
uint64_t chomp_number();
std::string_view chomp_part();
void skip_whitespace();
void skip_comment();
bool is_eof() const;
std::string_view m_source;
uint64_t m_cursor = 0;
};
}
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