1 files changed, 73 insertions, 0 deletions
diff --git a/src/gl.h b/src/gl.h
new file mode 100644
index 0000000..58809c9
--- /dev/null
+++ b/src/gl.h
@@ -0,0 +1,73 @@
+#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);