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{
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"name" : "Edge Detection",
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"description" : "Detects edges of the image using the sobel filter.",
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"group" : "image",
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//"preview" : "preview/project.json",
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"passes" :
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[
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{
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"material" : "materials/effects/edgedetection.json"
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}
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],
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"dependencies" :
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[
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"materials/effects/edgedetection.json",
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"shaders/effects/edgedetection.frag",
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"shaders/effects/edgedetection.vert"
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]
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}
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{
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"passes" :
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[
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{
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"blending" : "translucent",
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"cullmode" : "nocull",
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"depthtest" : "disabled",
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"depthwrite" : "disabled",
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"shader" : "genericimage2",
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"textures" : [ "effectpreview" ]
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}
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]
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}
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{
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"clampuvs" : true,
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"format" : "rgba8888",
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"nomip" : true,
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"nonpoweroftwo" : true
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}
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{
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"passes": [{
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"shader": "effects/edgedetection",
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"blending": "normal",
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"depthtest": "disabled",
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"depthwrite": "disabled",
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"cullmode": "nocull"
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}]
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}
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{
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"autosize" : true,
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"material" : "materials/effectpreview.json"
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}
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@@ -0,0 +1,18 @@
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{
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"file" : "scene.json",
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"general" :
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{
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"properties" :
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{
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"schemecolor" :
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{
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"order" : 0,
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"text" : "ui_browse_properties_scheme_color",
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"type" : "color",
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"value" : "0 0 0"
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}
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}
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},
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"title" : "preview",
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"type" : "scene"
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}
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{
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"camera" :
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{
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"center" : "0.000 0.000 -1.000",
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"eye" : "0.000 0.000 0.000",
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"up" : "0.000 1.000 0.000"
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},
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"general" :
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{
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"ambientcolor" : "0.3 0.3 0.3",
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"bloom" : false,
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"bloomstrength" : 2,
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"bloomthreshold" : 0.64999997615814209,
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"cameraparallax" : false,
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"cameraparallaxamount" : 0.5,
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"cameraparallaxdelay" : 0.10000000149011612,
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"cameraparallaxmouseinfluence" : 0,
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"camerapreview" : true,
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"camerashake" : false,
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"camerashakeamplitude" : 0.5,
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"camerashakeroughness" : 1,
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"camerashakespeed" : 3,
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"clearcolor" : "0.7 0.7 0.7",
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"orthogonalprojection" :
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{
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"height" : 256,
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"width" : 256
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},
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"skylightcolor" : "0.3 0.3 0.3"
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},
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"objects" :
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[
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{
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"angles" : "0.000 0.000 0.000",
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"copybackground" : true,
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"depth" : 1,
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"id" : 38,
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"image" : "models/effectpreview.json",
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"name" : "",
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"origin" : "128.000 128.000 0.000",
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"parallaxDepth" : "1.000 1.000",
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"scale" : "1.000 1.000 1.000",
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"size" : "256.000 256.000",
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"visible" : true
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},
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{
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"angles" : "0.000 0.000 0.000",
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"copybackground" : true,
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"effects" :
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[
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{
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"file" : "effects/edgedetection/effect.json",
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"passes" :
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[
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{
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"combos" :
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{
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"BLENDMODE" : 0
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},
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"constantshadervalues" :
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{
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"Alpha" : 1,
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"Detection multiply" : 5,
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"Detection size" : 0.80000001192092896,
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"Detection threshold" : 0,
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"Outline background" : "1 1 1",
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"Outline color" : "0 0 0"
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}
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}
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]
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}
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],
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"id" : 22,
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"image" : "models/util/fullscreenlayer.json",
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"name" : "Fullscreen",
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"origin" : "0.000 0.000 0.000",
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"parallaxDepth" : "1.000 1.000",
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"scale" : "1.000 1.000 1.000",
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"size" : "714.000 521.000",
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"visible" : true
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}
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]
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}
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// [COMBO] {"material":"Blend mode","combo":"BLENDMODE","type":"imageblending","default":0}
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#include "common.h"
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#include "common_blending.h"
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varying vec2 v_TexCoordKernel[9];
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uniform sampler2D g_Texture0; // {"material":"Framebuffer","hidden":true}
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uniform float g_BlendAlpha; // {"material":"Alpha","default":1,"range":[0.01,1]}
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uniform vec3 g_OutlineColor1; // {"material":"Outline color","default":"0 0 0","type":"color"}
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uniform vec3 g_OutlineColor2; // {"material":"Outline background","default":"1 1 1","type":"color"}
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uniform float g_DetectionThreshold; // {"material":"Detection threshold","default":0.5,"range":[0,5]}
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uniform float g_DetectionMultiply; // {"material":"Detection multiply","default":1,"range":[0,5]}
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void main() {
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vec4 albedo = texSample2D(g_Texture0, v_TexCoordKernel[4]);
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vec3 sample00 = texSample2D(g_Texture0, v_TexCoordKernel[0]).rgb;
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vec3 sample10 = texSample2D(g_Texture0, v_TexCoordKernel[1]).rgb;
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vec3 sample20 = texSample2D(g_Texture0, v_TexCoordKernel[2]).rgb;
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vec3 sample01 = texSample2D(g_Texture0, v_TexCoordKernel[3]).rgb;
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vec3 sample21 = texSample2D(g_Texture0, v_TexCoordKernel[5]).rgb;
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vec3 sample02 = texSample2D(g_Texture0, v_TexCoordKernel[6]).rgb;
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vec3 sample12 = texSample2D(g_Texture0, v_TexCoordKernel[7]).rgb;
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vec3 sample22 = texSample2D(g_Texture0, v_TexCoordKernel[8]).rgb;
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vec3 gx = sample20 - sample00 + (sample21 - sample01) * 2 + sample22 - sample02;
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vec3 gy = sample00 - sample02 + (sample10 - sample12) * 2 + sample20 - sample22;
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float g = abs(greyscale(gx)) + abs(greyscale(gy));
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vec3 combinedColor = mix(g_OutlineColor2, g_OutlineColor1,
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min(1.0, max(0.0, g - g_DetectionThreshold) * g_DetectionMultiply));
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gl_FragColor.a = albedo.a;
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gl_FragColor.rgb = ApplyBlending(BLENDMODE, albedo.rgb, combinedColor, g_BlendAlpha);
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}
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uniform mat4 g_ModelViewProjectionMatrix;
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uniform vec4 g_Texture0Resolution;
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uniform float g_DetectionSize; // {"material":"Detection size","default":1,"range":[0,5]}
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attribute vec3 a_Position;
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attribute vec2 a_TexCoord;
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varying vec2 v_TexCoordKernel[9];
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void main() {
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gl_Position = mul(vec4(a_Position, 1.0), g_ModelViewProjectionMatrix);
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vec2 texelSize = vec2(1.0 / g_Texture0Resolution.z, 1.0 / g_Texture0Resolution.w) * g_DetectionSize;
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v_TexCoordKernel[0] = a_TexCoord - texelSize;
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v_TexCoordKernel[1] = a_TexCoord - vec2(0.0, texelSize.y);
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v_TexCoordKernel[2] = a_TexCoord + vec2(texelSize.x, -texelSize.y);
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v_TexCoordKernel[3] = a_TexCoord - vec2(texelSize.x, 0.0);
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v_TexCoordKernel[4] = a_TexCoord;
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v_TexCoordKernel[5] = a_TexCoord + vec2(texelSize.x, 0.0);
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v_TexCoordKernel[6] = a_TexCoord + vec2(-texelSize.x, texelSize.y);
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v_TexCoordKernel[7] = a_TexCoord + vec2(0.0, texelSize.y);
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v_TexCoordKernel[8] = a_TexCoord + texelSize;
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}
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@@ -0,0 +1,4 @@
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{
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"name": "FX Preview",
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"type": "scene2d"
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}
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