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#pragma once
#include "pointers.hpp"
#include "../std/string.hpp"
#include "../std/stdint.hpp"
struct TextureInfo
{
enum PixelType
{
FullRGBA, // 8 bit on channel
HalfRGBA // 4 bit on channel
};
TextureInfo()
: m_width(0), m_height(0), m_pixelType(FullRGBA)
{
}
TextureInfo(uint32_t width, uint32_t height, PixelType type)
: m_width(width), m_height(height), m_pixelType(type)
{
}
uint32_t m_width;
uint32_t m_height;
PixelType m_pixelType;
};
class Texture
{
public:
Texture(TextureInfo const & info);
Texture(TextureInfo const & info, void * data);
void Update(uint32_t x, uint32_t y, uint32_t width, uint32_t height, void * data);
uint32_t GetID() const;
void Bind();
TextureInfo const & GetInfo() const;
bool operator<(const Texture & other) const
{
return m_textureID < other.m_textureID;
}
private:
void Init(TextureInfo const & info, void * data);
private:
uint32_t m_textureID;
TextureInfo m_info;
};
class TextureBinding
{
public:
TextureBinding(const string & uniformName, bool isEnabled, uint8_t samplerBlock, RefPointer<Texture> texture);
void Bind(int8_t uniformLocation);
bool IsEnabled() const;
const string & GetUniformName() const;
void SetIsEnabled(bool isEnabled);
void SetTexture(RefPointer<Texture> texture);
bool operator<(const TextureBinding & other) const
{
return m_isEnabled < other.m_isEnabled
|| m_samplerBlock < other.m_samplerBlock
|| m_texture.IsContentLess(other.m_texture);
}
private:
string m_uniformName;
bool m_isEnabled;
uint8_t m_samplerBlock;
RefPointer<Texture> m_texture;
};
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