hdr_image.hpp

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#pragma once
 
#include <cstdint>
#include <span>
#include <string_view>
#include <vector>
 
namespace assets {

struct HdrImage {
  uint32_t width = 0;
  uint32_t height = 0;
  std::vector<float> pixels;
 
  [[nodiscard]]
  auto valid() const noexcept -> bool {
    return width > 0 && height > 0 && pixels.size() == static_cast<size_t>(width) * height * 4;
  }
};

[[nodiscard]]
auto decodeHdr(std::span<const uint8_t> bytes) -> HdrImage;
 
}