silvesthu

GPU Optimization for GameDev

Graphics Pipeline / GPU Architecture Overview

• 2011 - A trip through the Graphics Pipeline 2011
• 2015 - Life of a triangle - NVIDIA's logical pipeline
• 2015 - Render Hell 2.0
• 2016 - How bad are small triangles on GPU and why?
• 2017 - GPU Performance for Game Artists
• 2019 - Understanding the anatomy of GPUs using Pokémon
• 2020 - GPU ARCHITECTURE RESOURCES

Fewes

#ifndef TRICUBIC_INCLUDED
#define TRICUBIC_INCLUDED

float4 Cubic(float v)
{
	float4 n = float4(1.0, 2.0, 3.0, 4.0) - v;
	float4 s = n * n * n;
	float x = s.x;
	float y = s.y - 4.0 * s.x;
	float z = s.z - 4.0 * s.y + 6.0 * s.x;

TheRealMJP

// The following code is licensed under the MIT license: https://gist.github.com/TheRealMJP/bc503b0b87b643d3505d41eab8b332ae

// Samples a texture with Catmull-Rom filtering, using 9 texture fetches instead of 16.
// See http://vec3.ca/bicubic-filtering-in-fewer-taps/ for more details
float4 SampleTextureCatmullRom(in Texture2D<float4> tex, in SamplerState linearSampler, in float2 uv, in float2 texSize)
{
    // We're going to sample a a 4x4 grid of texels surrounding the target UV coordinate. We'll do this by rounding
    // down the sample location to get the exact center of our "starting" texel. The starting texel will be at
    // location [1, 1] in the grid, where [0, 0] is the top left corner.
    float2 samplePos = uv * texSize;

vilkoz

Setting up http server on android with termux

Setting SSH server

To be able to make all procedures without pain you should have physical keyboard or just install ssh server and connect to your device shell from computer.

Folow this guide to setup ssh server.

Installing needed stuff

Split82

Shader "Name" {

    Properties {

        _Name ("display name", Range (min, max)) = number
        _Name ("display name", Float) = number
        _Name ("display name", Int) = number
        _Name ("display name", Color) = (number,number,number,number)
        _Name ("display name", Vector) = (number,number,number,number)

cjddmut

/*
 * Created by C.J. Kimberlin
 * 
 * The MIT License (MIT)
 * 
 * Copyright (c) 2019
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights

ykst

WebAudio+WebSocketでブラウザへの音声リアルタイムストリーミングを実装する

WebRTCでやれよ！と言われそうなところですが、 WebSocket+WebAudioの組み合わせで音声ストリーミングをシンプルに構成する方法を紹介してみます。

サーバーサイド(Node.js + ws + pcm)

サーバーサイドは何でも良いのですが、 とりあえずNode.jsでtest.mp3というサンプルファイルをpcmモジュールでデコードし、 wsでクライアントに垂れ流す作りにしておきます。

vikpe

Error

The authenticity of host 'github.com (140.82.113.4)' can't be established.

Fix

ssh-keyscan github.com >> ~/.ssh/known_hosts

keijiro

float nrand(float2 uv)
{
    return frac(sin(dot(uv, float2(12.9898, 78.233))) * 43758.5453);
}

willfaust

NSP Update Patcher

Instructions:

1. Place your base NSP, update NSP, and prod.keys into a new folder
2. Open a terminal and cd into this folder
3. Download and run script:

curl -o nsp_update_patcher.sh https://gist.githubusercontent.com/willfaust/fb90dec409b8918290012031f09a78ef/raw/9abf2e1b020203aec0051fad99524f8269cb1edd/nsp_update_patcher.sh && chmod +x nsp_update_patcher.sh && ./nsp_update_patcher.sh