diff options
author | rtk0c <[email protected]> | 2023-10-19 22:50:07 -0700 |
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committer | rtk0c <[email protected]> | 2023-10-19 22:50:07 -0700 |
commit | 2c92e07f337e42cf58970443f9de678f85a9b2a4 (patch) | |
tree | 075d5407e1e12a9d35cbee6e4c20ad34e0765c42 /src/brussel.engine/Image.hpp | |
parent | 615809c036f604bce4582cea8ad49c64693f4f45 (diff) |
The great renaming: switch to "module style"
Diffstat (limited to 'src/brussel.engine/Image.hpp')
-rw-r--r-- | src/brussel.engine/Image.hpp | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/brussel.engine/Image.hpp b/src/brussel.engine/Image.hpp new file mode 100644 index 0000000..c577c24 --- /dev/null +++ b/src/brussel.engine/Image.hpp @@ -0,0 +1,38 @@ +#pragma once + +#include "Color.hpp" +#include "RcPtr.hpp" + +#include <cstdint> +#include <glm/glm.hpp> +#include <memory> +#include <span> + +/// Image is a 2d array of pixels, stored as a continuous array in memory, with the first pixel +/// being the top-left pixel. If a vertically flipped image data is needed, load using stb_image +/// yourself, or flip the data here. +class Image : public RefCounted { +private: + std::unique_ptr<uint8_t[]> mData; + glm::ivec2 mSize; + int mChannels; + +public: + Image(); + + bool InitFromImageFile(const char* filePath, int desiredChannels = 0); + bool InitFromImageData(std::span<uint8_t> data, int desiredChannels = 0); + bool InitFromPixels(std::span<uint8_t> pixels, glm::ivec2 dimensions, int channels); + bool InitFromPixels(std::unique_ptr<uint8_t[]> pixels, glm::ivec2 dimensions, int channels); + + /// Get the pixel at the given location. + RgbaColor GetPixel(int x, int y) const; + void SetPixel(int x, int y, RgbaColor color); + + uint8_t* GetDataPtr() const; + size_t GetDataLength() const; + std::span<uint8_t> GetData() const; + glm::ivec2 GetSize() const; + int GetChannels() const; + bool IsEmpty() const; +}; |