/*
  Copyright (c) 2022 Alex Diener
  
  This software is provided 'as-is', without any express or implied
  warranty. In no event will the authors be held liable for any damages
  arising from the use of this software.
  
  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:
  
  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
  
  Alex Diener alex@ludobloom.com
*/

#ifndef __ShaderRegistry_H__
#define __ShaderRegistry_H__
#ifdef __cplusplus
extern "C" {
#endif

typedef struct ShaderRegistry ShaderRegistry;
#define ShaderRegistry_superclass StemObject

#include "3dmodelio/MeshConfigurationData.h"
#include "renderer/Renderer.h"
#include "renderer/Shader.h"
#include "renderer/ShaderConfiguration.h"
#include "stemobject/StemObject.h"
#include "utilities/Atom.h"

struct ShaderRegistry_entry {
	Atom name;
	Shader * shader;
	Atom meshConfigurationDataType;
	ShaderConfiguration * (* createShaderConfiguration)(Shader * shader, MeshConfigurationData * configurationData);
};

#define ShaderRegistry_ivars \
	StemObject_ivars \
	\
	unsigned int entryCount; \
	struct ShaderRegistry_entry * entries;

#define ShaderRegistry_vtable(self_type) \
	StemObject_vtable(self_type)

stemobject_declare(ShaderRegistry)

ShaderRegistry * ShaderRegistry_create(void);
bool ShaderRegistry_init(ShaderRegistry * self);
void ShaderRegistry_dispose(ShaderRegistry * self);

void ShaderRegistry_registerShader(ShaderRegistry * self, struct ShaderRegistry_entry entry);
struct ShaderRegistry_entry * ShaderRegistry_lookup(ShaderRegistry * self, Atom name);

#ifdef __cplusplus
}
#endif
#endif