mirror of
https://github.com/patriciogonzalezvivo/thebookofshaders
synced 2024-11-19 15:25:41 +00:00
30 lines
644 B
Plaintext
30 lines
644 B
Plaintext
// Copyright 2015 Patricio Gonzalez Vivo (http://patriciogonzalezvivo.com)
|
|
|
|
PShader shader;
|
|
|
|
void setup() {
|
|
size(640, 360, P2D);
|
|
noStroke();
|
|
|
|
// Load and compile shader
|
|
shader = loadShader("shader.frag");
|
|
}
|
|
|
|
void draw() {
|
|
// Set uniforms
|
|
shader.set("u_resolution", float(width), float(height));
|
|
shader.set("u_mouse", float(mouseX), float(mouseY));
|
|
shader.set("u_time", millis() / 1000.0);
|
|
|
|
// Replace the default pipeline programs with our shader
|
|
shader(shader);
|
|
|
|
// Draw a billboard
|
|
rect(0,0,width,height);
|
|
}
|
|
|
|
void keyPressed(){
|
|
// Reload shader everytime a key is press
|
|
shader = loadShader("shader.frag");
|
|
}
|