stuff

modules/wallpaper-engine/effects/godrays/shaders/effects/godrays_downsample2.vert

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+
+attribute vec3 a_Position;
+attribute vec2 a_TexCoord;
+
+varying vec4 v_TexCoord;
+
+uniform vec4 g_Texture0Resolution;
+uniform vec4 g_Texture1Resolution;
+
+#if NOISE == 1
+varying vec4 v_NoiseTexCoord;
+#endif
+
+uniform float g_Time;
+uniform float g_NoiseSpeed; // {"material":"noisespeed","label":"ui_editor_properties_noise_speed","default":0.15,"range":[0.01, 1]}
+uniform float g_NoiseScale; // {"material":"noisescale","label":"ui_editor_properties_noise_scale","default":3,"range":[0.01, 10]}
+
+void main() {
+	gl_Position = vec4(a_Position, 1.0);
+	v_TexCoord = a_TexCoord.xyxy;
+
+#if MASK
+	v_TexCoord.z *= g_Texture1Resolution.z / g_Texture1Resolution.x;
+	v_TexCoord.w *= g_Texture1Resolution.w / g_Texture1Resolution.y;
+#endif
+
+#ifdef HLSL_SM30
+	vec2 offsets = 0.5 / g_Texture0Resolution.xy;
+	v_TexCoord.xy += offsets;
+#endif
+	
+#if NOISE == 1
+	v_NoiseTexCoord.xy = a_TexCoord + g_Time * g_NoiseSpeed;
+	v_NoiseTexCoord.wz = vec2(a_TexCoord.y, -a_TexCoord.x) * 0.633 + vec2(-g_Time, g_Time) * 0.5 * g_NoiseSpeed;
+	v_NoiseTexCoord *= g_NoiseScale;
+#endif
+}