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#pragma once
#include <GL/gl.h>
#include <cglm/cglm.h>
#include "list.h"
#define GL_OK 0
#define GL_ERROR 1
#define GL_RESULT int
#define MAX_VBOS 4
typedef struct {
u32 vao;
u32 vbos[MAX_VBOS];
i32 vbos_count;
i32 vertex_count;
} Mesh;
void mesh_init(Mesh *mesh, u32 vertex_count);
void mesh_store_float(Mesh *mesh, float *data, u32 count, u32 dimensions);
void mesh_store_i32(Mesh *mesh, i32 *data, u32 count, u32 dimensions);
void mesh_store_u8(Mesh *mesh, u8 *data, u32 count, u32 dimensions);
void mesh_store_u32(Mesh *mesh, u32 *data, u32 count, u32 dimensions);
void mesh_finish(void);
void mesh_bind(Mesh *mesh);
void mesh_unbind(Mesh *mesh);
void mesh_draw(Mesh *mesh);
void mesh_draw_instanced(Mesh *mesh, u32 count);
void mesh_free(Mesh *mesh);
typedef struct {
u32 id;
u32 len;
} Uniform;
void uniform_init(Uniform *uniform, u32 len);
void uniform_store(Uniform *uniform, u32 offset, u32 len, void *data);
void uniform_bind(Uniform *uniform, u32 binding);
void uniform_unbind(u32 binding);
void uniform_free(Uniform *uniform);
typedef struct {
u32 program_id;
u32 vertex_id;
u32 fragment_id;
/* vertex attributes */
List attribute_names;
List attribute_locations;
/* uniforms */
List uniform_names;
List uniform_locations;
/* uniform blocks */
List uniform_block_names;
List uniform_block_indicies;
} Shader;
GL_RESULT shader_init(Shader *shader, const char *vertexFile, const char *fragmentFile);
void shader_bind(Shader *shader);
void shader_unbind(void);
void shader_free(Shader *shader);
i32 shader_attribute_location(Shader *shader, const char *name);
i32 shader_uniform_location(Shader *shader, const char *name);
i32 shader_uniform_block_index(Shader *shader, const char *name);
void shader_load_float(Shader *shader, const char *name, float value);
void shader_load_int(Shader *shader, const char *name, int value);
void shader_load_vec3(Shader *shader, const char *name, vec3 value);
void shader_load_ivec3(Shader *shader, const char *name, ivec3 value);
void shader_load_mat4(Shader *shader, const char *name, mat4 value);
void shader_load_ubo(Shader *shader, const char *name, u32 binding);
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