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#ifndef IMAGE_DATA_H
#define IMAGE_DATA_H
#include <vector>
#include "Runtime/Threading/Job.h"
#include "Runtime/Lua/LuaHelper.h"
// 图片像素数据
class ImageData : public LuaBind::NativeClass<ImageData>
{
public:
enum EPixelFormat
{
RGBA,
RGB,
R,
RG,
BGR,
BGRA
};
enum EPixelElementType
{
UNSIGNED_BYTE,
UNSIGNED_INT,
BYTE,
INT,
FLOAT,
};
ImageData(LuaBind::VM* vm)
: LuaBind::NativeClass<ImageData>(vm)
{
}
void* pixels; // 像素数据，格式和类型参考 http://docs.gl/gl3/glTexImage2D pixel data的format和type
EPixelFormat format;
EPixelElementType type;
int width, height;
private:
LUA_BIND_DECL_CLASS(ImageData);
LUA_BIND_DECL_METHOD(_GetWidth);
LUA_BIND_DECL_METHOD(_GetHeight);
LUA_BIND_DECL_METHOD(_GetSize);
};
enum EImageDataAsyncError
{
NoFile = 1,
ParseFailed = 2,
InvalidFormat = 3,
};
struct ImageDataRequest
{
bool isDone, hasError;
int error;
int progress, all;
ImageData* result;
std::vector<ImageData*> results;
};
namespace ImageDataUtil
{
ImageData* Load(const char* path);
ImageDataRequest* LoadAsync(const char* path);
ImageDataRequest* LoadAsync(std::vector<const char*> paths);
}
#endif
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