stuff

modules/wallpaper-engine/effects/swing/preview/shaders/effects/swing.frag

@@ -0,0 +1,105 @@
+
+// [COMBO] {"material":"ui_editor_properties_double_sided","combo":"DOUBLESIDED","type":"options","default":0}
+
+varying vec2 v_TexCoord;
+varying vec2 v_TexCoordMask;
+
+uniform vec4 g_Texture0Resolution;
+
+uniform sampler2D g_Texture0; // {"hidden":true}
+uniform sampler2D g_Texture1; // {"label":"ui_editor_properties_opacity_mask","mode":"opacitymask","combo":"MASK","paintdefaultcolor":"0 0 0 1"}
+
+uniform vec2 g_Point0; // {"material":"point0","label":"p0","default":"0.25 0.5"}
+uniform vec2 g_Point1; // {"material":"point1","label":"p1","default":"0.75 0.5"}
+uniform float g_Size; // {"material":"size","label":"ui_editor_properties_size","default":0.4,"range":[0,1]}
+uniform float g_CenterPos; // {"material":"center","label":"ui_editor_properties_center","default":0.5,"range":[0,1]}
+uniform float g_Feather; // {"material":"feather","label":"ui_editor_properties_feather","default":0.01,"range":[0,0.2]}
+
+uniform float g_Speed; // {"material":"speed","label":"ui_editor_properties_speed","default":2.0,"range":[-5,5]}
+uniform float g_Amount; // {"material":"amount","label":"ui_editor_properties_amount","default":0.2,"range":[0,1]}
+
+uniform float g_Time;
+
+void main() {
+	vec2 texCoord = v_TexCoord.xy;
+
+	//gl_FragColor = mix(texSample2D(g_Texture0, v_TexCoord.zw), gl_FragColor, mask);
+
+
+	float aspect = g_Texture0Resolution.x / g_Texture0Resolution.y;
+	vec2 p0 = g_Point0;
+	vec2 p1 = g_Point1;
+	
+	p0.x *= aspect;
+	p1.x *= aspect;
+	texCoord.x *= aspect;
+	
+	vec2 axis = normalize(p1 - p0);
+	vec2 center = p0 + (p1 - p0) * g_CenterPos;
+	float distortAmt = g_Amount;
+	float speed = g_Speed;
+	
+	//distortAmt *= sin(g_Time * speed);
+	//
+	//mat3 xform = inverse(squareToQuad(vec2(0, 0) - vec2(distortAmt, distortAmt),
+	//	vec2(1, 0) + vec2(-distortAmt, distortAmt),
+	//	vec2(1, 1) + vec2(-distortAmt, -distortAmt),
+	//	vec2(0, 1) - vec2(distortAmt, -distortAmt)
+	//));
+	//
+	//vec3 puvs = mul(vec3(texCoord, 1.0), xform);
+	//
+	//texCoord = puvs.xy / puvs.z;
+
+	//axis.x *= aspect;
+	axis = normalize(axis);
+	vec2 axisOrtho = vec2(-axis.y, axis.x);
+	vec2 uvDelta = texCoord - center;
+	
+	float distanceAlongAxis = dot(axis, uvDelta);
+	float distanceOrtho = dot(axisOrtho, uvDelta);
+
+
+	float anim = sin(g_Time * speed);
+	distortAmt *= anim;
+	vec2 uvDistort = axis * distortAmt * distanceOrtho * distanceAlongAxis;
+	uvDistort += axisOrtho * distortAmt * anim * distanceOrtho;
+	//uvDistort.x /= aspect;
+	texCoord += uvDistort;
+
+
+	// software mask area
+	float mask = 1.0;
+	float feather = max(g_Feather, 0.00001);
+	
+	vec2 deltaRight = texCoord - p1;
+	vec2 deltaLeft = texCoord - p0;
+	float distanceRight = dot(deltaRight, axis);
+	float distanceLeft = dot(deltaLeft, axis);
+	
+	// Clip to right
+	mask *= smoothstep(feather, 0, distanceRight);
+	mask *= smoothstep(-feather, 0, distanceLeft);
+	
+	float sizeMod = g_Size;
+	sizeMod = g_Size * (1.0 - abs(anim) * g_Amount * 0.5);
+	
+	// Feather bottom page
+	mask *= smoothstep(sizeMod + feather, sizeMod - feather, distanceOrtho);
+	
+#if DOUBLESIDED
+	// Feather top page
+	mask *= smoothstep(sizeMod + feather, sizeMod - feather, -distanceOrtho);
+#else
+	// Clip to bottom page
+	mask *= step(0, distanceOrtho);
+#endif
+
+#if MASK
+	mask *= texSample2D(g_Texture1, v_TexCoordMask).r;
+#endif
+
+	texCoord.x /= aspect;
+	texCoord = mix(v_TexCoord.xy, texCoord, mask);
+	gl_FragColor = texSample2D(g_Texture0, texCoord);
+}

modules/wallpaper-engine/effects/swing/preview/shaders/effects/swing.vert

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+
+uniform mat4 g_ModelViewProjectionMatrix;
+uniform vec4 g_Texture1Resolution;
+
+attribute vec3 a_Position;
+attribute vec2 a_TexCoord;
+
+varying vec2 v_TexCoord;
+
+#if MASK == 1
+varying vec2 v_TexCoordMask;
+#endif
+
+void main() {
+	gl_Position = mul(vec4(a_Position, 1.0), g_ModelViewProjectionMatrix);
+	
+	v_TexCoord.xy = a_TexCoord.xy;
+	
+#if MASK == 1
+	v_TexCoordMask = vec2(a_TexCoord.x * g_Texture1Resolution.z / g_Texture1Resolution.x,
+						a_TexCoord.y * g_Texture1Resolution.w / g_Texture1Resolution.y);
+#endif
+}