From 6e4fdd3b3ae4e4656e151f098c40cfe551a36e8c Mon Sep 17 00:00:00 2001
From: jussi
Date: Fri, 18 Feb 2022 18:27:10 +0200
Subject: Added initial files.

---
 examples/resources/shaders/glsl330/wave.fs | 37 ++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 examples/resources/shaders/glsl330/wave.fs

(limited to 'examples/resources/shaders/glsl330')

diff --git a/examples/resources/shaders/glsl330/wave.fs b/examples/resources/shaders/glsl330/wave.fs
new file mode 100644
index 0000000..43efee2
--- /dev/null
+++ b/examples/resources/shaders/glsl330/wave.fs
@@ -0,0 +1,37 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+uniform float secondes;
+
+uniform vec2 size;
+
+uniform float freqX;
+uniform float freqY;
+uniform float ampX;
+uniform float ampY;
+uniform float speedX;
+uniform float speedY;
+
+void main() {
+    float pixelWidth = 1.0 / size.x;
+    float pixelHeight = 1.0 / size.y;
+    float aspect = pixelHeight / pixelWidth;
+    float boxLeft = 0.0;
+    float boxTop = 0.0;
+
+    vec2 p = fragTexCoord;
+    p.x += cos((fragTexCoord.y - boxTop) * freqX / ( pixelWidth * 750.0) + (secondes * speedX)) * ampX * pixelWidth;
+    p.y += sin((fragTexCoord.x - boxLeft) * freqY * aspect / ( pixelHeight * 750.0) + (secondes * speedY)) * ampY * pixelHeight;
+
+    finalColor = texture(texture0, p)*colDiffuse*fragColor;
+}
-- 
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