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NixOS-configs/modules/wallpaper-engine/effects/clouds/preview/shaders/effects/clouds.vert
2025-04-29 13:39:02 -05:00

34 lines
1.1 KiB
GLSL

uniform mat4 g_ModelViewProjectionMatrix;
uniform vec4 g_Texture0Resolution;
#if MASK == 1
uniform vec4 g_Texture2Resolution;
#endif
uniform float g_Time;
uniform vec2 g_CloudSpeeds; // {"material":"ui_editor_properties_speed","default":"0.01 -0.02"}
uniform vec2 g_CloudScales; // {"material":"ui_editor_properties_scale","default":"1.3 0.5"}
attribute vec3 a_Position;
attribute vec2 a_TexCoord;
varying vec4 v_TexCoord;
varying vec4 v_TexCoordClouds;
void main() {
gl_Position = mul(vec4(a_Position, 1.0), g_ModelViewProjectionMatrix);
v_TexCoord = a_TexCoord.xyxy;
float aspect = g_Texture0Resolution.z / g_Texture0Resolution.w;
v_TexCoordClouds.xy = (a_TexCoord + g_Time * g_CloudSpeeds.x) * g_CloudScales.x;
v_TexCoordClouds.zw = (a_TexCoord + g_Time * g_CloudSpeeds.y) * g_CloudScales.y;
v_TexCoordClouds.zw = vec2(-v_TexCoordClouds.w, v_TexCoordClouds.z);
#if MASK == 1
v_TexCoord.zw = vec2(v_TexCoord.x * g_Texture2Resolution.z / g_Texture2Resolution.x,
v_TexCoord.y * g_Texture2Resolution.w / g_Texture2Resolution.y);
#endif
}