src/ascension/mesh.h

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * Copyright 2023 Mike Becker. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 */

#ifndef ASCENSION_MESH_H
#define ASCENSION_MESH_H

typedef struct AscMesh {
    unsigned vbo;
    unsigned vao;
    unsigned vertices;
} AscMesh;

/**
 * Allocates VBO and VAO for one or more meshes.
 *
 * @param mesh pointer to a mesh or an array of meshes
 * @param count the number of meshes (maximum 32)
 */
void asc_mesh_allocate_buffers(AscMesh *mesh, unsigned count);

/**
 * Frees VBO and VAO for one or more meshes.
 *
 * @param mesh pointer to a mesh or an array of meshes
 * @param count the number of meshes (maximum 32)
 */
void asc_mesh_free_buffers(AscMesh *mesh, unsigned count);

/**
 * Draws the mesh as a triangle strip.
 *
 * @param mesh the mesh to draw
 */
void asc_mesh_draw_triangle_strip(AscMesh *mesh);

#endif //ASCENSION_MESH_H