RenderDevice

A demonstration of a graphics library abstraction layer that you might see in a typical rendering engine for games and simulations.

See http://amesgames.net/2017/06/27/c-rendering-engine-i-abstracting-the-render-device/.

Dependencies

• C++11 Compiler
• CMake 3.2 or greater

Features

• OpenGL 4.1 RenderDevice

  • Vertex Buffers
  • Index Buffers
  • Vertex Shaders
  • Fragment Shaders
  • 2D RGB Textures
  • Shader Uniform Variables
  • Raster States
  • Depth/Stencil States

• Platform Abstraction

  • Single window for the render viewport
  • Trackball interface for inspecting an object of interest

• Samples

  • Triangle: renders a static, solid-colored triangle in normalized device coordinates
  • Cube: renders a textured cube and supports the ability to rotate the cube with the left mouse button and zoom in and out with the mouse scroll wheel

Roadmap

• OpenGL 4.1 RenderDevice

  • Various Pixel Formats for Textures
  • Blend States
  • Uniform Buffers
  • Shader Image Load/Store
  • Offscreen and Multiple Render Targets
  • Geometry Shaders
  • Tessellation Shaders
  • Compute Shaders

• Platform Abstraction

  • Multiple Window Support
  • Platform implementation for a Windows DirectX RenderDevice