init

assets/shaders/water.vert

@@ -0,0 +1,16 @@
+#version 450 core
+#include "common.glsl"
+
+layout(location = 0) in vec3 aPos;
+uniform float uWaveStrength;
+
+out vec3 vWorld;
+
+void main() {
+    vec3 p = aPos;
+    // Gentle swell; fine detail comes from per-pixel normals.
+    p.y += (sin(p.x * 1.3 + uTime * 1.1) * cos(p.z * 1.1 + uTime * 0.9) +
+            sin(p.x * 0.7 - p.z * 0.9 + uTime * 0.6) * 0.5) * 0.018 * uWaveStrength;
+    vWorld = p;
+    gl_Position = uViewProj * vec4(p, 1.0);
+}