Tutorials are simple graphics applications intended to demonstrate the usage of the Diligent Engine API. The samples’ source files are hosted in DiligentSamples repository (https://github.com/DiligentGraphics/DiligentSamples). The following tutorials and samples are currently implemented.

Tutorial 01 – Hello Triangle

This tutorial shows how to render a simple triangle using Diligent Engine API.

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Tutorial 02 – Cube

This tutorial demonstrates how to render an actual 3D object, a cube. It shows how to load shaders from files, create and use vertex, index and uniform buffers.

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Tutorial 03 – Texturing

This tutorial demonstrates how to apply a texture to a 3D object. It shows how to load a texture from file, create shader resource binding object and how to sample a texture in the shader.

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Tutorial 04 – Instancing

This tutorial demonstrates how to use instancing to render multiple copies of one object using unique transformation matrix for every copy.

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Tutorial 05 – Texture Array

This tutorial demonstrates how to combine instancing with texture arrays to use unique texture for every instance.

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Tutorial 06 – Multithreading

This tutorial shows how to generate command lists in parallel from multiple threads.

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Tutorial 07 – Geometry Shader

This tutorial shows how to use geometry shader to render smooth wireframe.

Tutorial 08 – Tessellation

This tutorial shows how to use hardware tessellation to implement simple adaptive terrain  rendering algorithm.

Tutorial 09 – Quads

This tutorial shows how to render multiple 2D quads, frequently switching textures and blend modes.

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Tutorial 10 – Data Streaming

This tutorial shows dynamic buffer mapping strategy using MAP_FLAG_DISCARD and MAP_FLAG_DO_NOT_SYNCHRONIZE flags to efficiently stream varying amounts of data to GPU.

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Tutorial 11 – Resource Updates

This tutorial demonstrates different ways to update buffers and textures in Diligent Engine and explains important internal details and performance implications related to each method.

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Tutorial 12 – Render Target

This tutorial demonstrates how to render a 3d cube into an offscreen render target and do a simple post-processing effect.

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Tutorial 13 – Shadow Map

This tutorial demonstrates how to render basic shadows using a shadow map.

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Tutorial 14 – Compute Shader

This tutorial shows how to implement a simple particle simulation system using compute shaders.

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Tutorial 15 – Multiple Windows

This tutorial demonstrates how to use Diligent Engine to render to multiple windows.

Tutorial 16 – Bindless Resources

This tutorial shows how to implement bindless resources, a technique that leverages dynamic shader resource indexing feature enabled by the next-gen APIs to significantly improve rendering performance.

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Tutorial17 – MSAA

This tutorial demonstrates how to use multisample anti-aliasing (MSAA) to make geometrical edges look smoother and more temporarily stable.

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Tutorial18 – Queries

This tutorial demonstrates how to use queries to retrieve various information about the GPU operation, such as the number of primitives rendered, command processing duration, etc.

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Atmospheric Scattering Sample

This sample demonstrates how to integrate Epipolar Light Scattering post-processing effect into an application to render physically-based atmosphere.

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GLTF Viewer

This sample demonstrates how to use the Asset Loader and GLTF PBR Renderer to load and render GLTF models.

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Shadows

This sample demonstrates how to integrate the Shadowing component into an application to render high-quality shadows.

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Dear ImGui Demo

This sample demonstrates the integration of the engine with dear imgui UI library.

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Nuklear Demo

This sample demonstrates the integration of the engine with nuklear UI library.

Hello AR

This sample demonstrates how to use Diligent Engine in a basic Android AR application.

Please visit this GitHub page for build and run instructions.