VkeTexture.h

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/* Contact chebert@nvidia.com (Chris Hebert) for feedback */

#ifndef __H_VKE_TEXTURE_
#define __H_VKE_TEXTURE_


#include<vulkan/vulkan.h>
#include<map>
#include<vector>


#pragma once
class VkeTexture
{
public:
	typedef uint32_t ID;
	typedef std::map<VkeTexture::ID, VkeTexture *> Map;
	typedef uint32_t Count;

	VkeTexture();
	VkeTexture(const ID &inID);
	~VkeTexture();

	struct Data{
		VkSampler sampler;
		VkImage image;
		VkImageLayout imageLayout;
		VkDeviceMemory memory;
		VkImageView view;
	};

	class List{
	public:
		List();
		~List();

		VkeTexture *newTexture();
		VkeTexture *newTexture(const VkeTexture::ID &inID);
		void addTexture(VkeTexture * const inData);
		VkeTexture *getTexture(const ID &inID);

		void update();

		ID nextID();
		Count count();

		void getData(VkeTexture::Data *outDescriptor, uint32_t offset = 0);


	private:
		VkeTexture::Map m_data;
		std::vector<VkeTexture::ID> m_deleted_keys;
	};


	void initTexture();

	void loadDDSTextureFile(const char *inFile);

#ifdef USE_LIB_PNG
	void loadTextureFile(const char *inFile);
#endif

	void loadTextureFloatData(float *inData, uint32_t inWidth, uint32_t inHeight, uint32_t inCompCount = 4);



	inline bool &isReady(){ return m_ready; }

	ID getID(){ return m_id; }
	void setID(const ID &inID){ m_id = inID; }

	inline void setFormat(VkFormat inFormat){ m_format = inFormat; }
	inline VkFormat &getFormat() { return m_format; }

	Data &getData(){
		return m_data;
	}

	inline int32_t getWidth(){ return m_width; }
	inline int32_t getHeight(){ return m_height; }


	
private:

	ID m_id;

	int32_t m_width;
	int32_t m_height;
	bool m_ready;

	VkImageTiling m_tiling;
	VkImageUsageFlags  m_usage_flags;
	VkFlags m_memory_flags;
	VkFormat m_format;

	Data m_data;
	uint32_t m_mip_level;

};

#endif