api overview

API overview

Copyright (c) 2024-2026 Jack Waechter. MIT licensed.

Include <AP2/AP2.h>. Draw with short names (AP_Clear, AP_FillRect, AP_Present).

Header	Role
AP2_Types.h	AP_Vec2, AP_FRect, AP_Color, handles
AP2_Init.h	AP_Init, AP_Quit, subsystem flags
AP2_Error.h	AP_GetErrorMessage, AP_SET_ERROR
AP2_Logger.h	AP_INFO, AP_WARN, AP_ERROR
AP2_Platform.h	OS queries, paths, time helpers
AP2_Math.h	Vectors, matrices, quaternions (AP_V3, AP_Mat4Mul)
AP2_Window.h	Create / size / fullscreen / AP_PumpEvents / AP_GetTime
AP2_Video.h	Graphics API selection
AP2_Device.h	GPU device info
AP2_Input.h	Keys, mouse, gamepad, clipboard, file drop
AP2_Renderer.h	Immediate 2D; short macros live here
AP2_Texture.h	Load / update / AP_DrawTexture
AP2_Sprite.h	Atlas frames, animation, AP_DrawSprite
AP2_Font.h	TTF and AP_DrawText
AP2_Shader.h	GLSL, AP_UseShader, AP_SetUniformF
AP2_Gui.h	Immediate windows, menus, widgets
AP2_3D.h	Camera, lights, AP_DrawCube
AP2_Audio.h	Sounds, voices, buses, listener
AP2_Post.h	Vignette, bloom, grade, grain
AP2_List.h / AP2_String.h	Small containers
AP2_Opengl.h	Opt-in native GL (AP2_INCLUDE_OPENGL)

Loop helpers

AP_Init(AP_INIT_VIDEO | AP_INIT_AUDIO);
AP_CreateWindow("Title", 1280, 720, AP_WINDOW_RESIZABLE);
while (AP_IsRunning()) {
  AP_PumpEvents();
  AP_SetDrawColor(0.1f, 0.1f, 0.1f, 1.0f);
  AP_Clear();
  /* draw */
  AP_Present();
}
AP_DestroyWindow(NULL);
AP_Quit();

Color

AP_SetDrawColor(r, g, b, a) takes floats in 0–1. AP_C4(r, g, b, a) builds an AP_Color for 3D and sprites.

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