#ifndef GL_GRAPHICS_H
#define GL_GRAPHICS_H

void LoadUniformInt(u32 SP, const char *Unifrom, i32 Val);
void LoadUniformFloat(u32 SP, const char *Uniform, r32 Val);
void LoadUniformVec3(u32 SP, const char *Unifrom, Vec3 Val);
void LoadUniformMat4(u32 SP, const char *Uniform, Mat4 Val);
u32 CreateVertexShader(const char *VertexShaderSource);
u32 CreateFragmentShader(const char *FragmentShaderSource);
u32 CreateShaderProgram(unsigned int VertexShader, unsigned int FragmentShader);

u32 CreateTriangle(r32 vertices[], i32 sz);
void DrawTriangle(u32 VAO);

u32 CreateRectangle(r32 vertices[], i32 v_sz, u32 indices[], i32 i_sz);
/**
 * @note: the texture functions for rectangle are more obtuse and less clear
 * they don't make as much sense. And they dont just create something. 
 * They play on to the state machine-ness of opengl, and just enable a set of 
 * operations I find repetitive.
 *
 * @todo: I need to probably add the examples to my utils file as notes
 * */
BufferO CreateRectangleTextured(r32 vertices[], i32 v_sz, u32 indices[], i32 i_sz, u32 attr);
void MakeRectangleTextured(BufferO *bo, r32 vertices[], i32 v_sz, u32 indices[], i32 i_sz, u32 attr);
void DrawRectangle(u32 VAO);
void DrawRectangleTextured(u32 VAO, u32 TexO);

BufferO CreateCube(r32 vertices[], i32 v_sz);
BufferO CreateCubeTextured(r32 vertices[], i32 v_sz);
void DrawCube(u32 VAO);

GLint GetColorAttrib(u32 nrChannels);
void GenAndBindGlTexture(Texture2D Tex, u32 VAO, u32 *TexO);
void BindGlTexture(Texture2D Tex, u32 VAO, u32 TexO);
#endif