waterFragment.glsl

#version 330 core
out vec4 FragColor;

in vec2 TexCoord;

uniform sampler2D ourTexture;
uniform sampler2D dudvMap;
uniform float time;
uniform float width;
uniform float height;

void main() {
/*
	vec4 dudvCol   = texture(dudvMap, vec2(TexCoord.x + time, -TexCoord.y + time));
	vec4 dudvCol2  = texture(dudvMap, vec2(TexCoord.x + time, -TexCoord.y));
	vec4 finalDudv = mix(dudvCol, dudvCol2, 0.5);

	vec2 distortion = vec2((finalDudv.r * 2) - 1, (finalDudv.g * 2) - 1) * 0.01;

	vec2 newTexCoord = vec2(clamp(TexCoord.x + distortion.x, 0, 1), clamp(TexCoord.y + distortion.y, 0, 1));

	vec4 texCol = texture(ourTexture, vec2(newTexCoord.x, -newTexCoord.y));

	FragColor = texCol;
*/

	vec4 texCol1 = texture(ourTexture, vec2(TexCoord.x + (0.05 * sin((time * 10) + (-TexCoord.y * 10))), -TexCoord.y));
	vec4 texCol2 = texture(ourTexture, vec2(TexCoord.x, -TexCoord.y + (0.05 * cos((time * 10) + (TexCoord.x * 10)))));

	FragColor = texCol1 * texCol2;
}