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/*
* Copyright (C) Volition, Inc. 1999. All rights reserved.
*
* All source code herein is the property of Volition, Inc. You may not sell
* or otherwise commercially exploit the source or things you created based on the
* source.
*
*/
#ifndef _GROPENGL_H
#define _GROPENGL_H
#include <glad/glad.h>
#include "globalincs/pstypes.h"
#include "graphics/grinternal.h"
void gr_opengl_init_function_pointers();
bool gr_opengl_init(std::unique_ptr<os::GraphicsOperations>&& graphicsOps);
void gr_opengl_cleanup(bool closing, int minimize=1);
int opengl_check_for_errors(const char *err_at = NULL);
bool gr_opengl_is_capable(gr_capability capability);
bool gr_opengl_get_property(gr_property prop, void* dest);
void gr_opengl_push_debug_group(const char* name);
void gr_opengl_pop_debug_group();
/**
* @brief Assigns a string name to the specified handle
* @details This uses @c GL_KHR_debug for assigning a human readable name to an OpenGL object. This can help with debugging
* since it makes it easier to identify which object is currently being used.
* @param type The type of the handle, e.g. GL_FRAMEBUFFER
* @param handle The handle of the object
* @param name The name of the object
*/
#if !defined(NDEBUG) || defined(FS_OPENGL_DEBUG) || defined(DOXYGEN)
void opengl_set_object_label(GLenum type, GLuint handle, const SCP_string& name);
#else
// Remove this definition
inline void opengl_set_object_label(GLenum, GLuint, const SCP_string&) {}
#endif
uint opengl_data_type_size(GLenum data_type);
#ifndef NDEBUG
#define GL_CHECK_FOR_ERRORS(s) opengl_check_for_errors((s))
#else
#define GL_CHECK_FOR_ERRORS(s)
#endif
extern int GL_version;
extern int GLSL_version;
extern int Use_PBOs;
extern GLuint GL_vao;
extern float GL_alpha_threshold;
extern SCP_string GL_implementation_id;
extern SCP_vector<GLint> GL_binary_formats;
#endif
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