Test_Project_Cocos/CocosCreator-Shader-Effect-Demo
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好像初步可以描边，但是有待完善

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caizhitao 2019-12-12 10:01:16 +08:00
parent 79562f84cb
commit cda0009d1f
8 changed files with 99 additions and 30 deletions
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45
assets/effects/sprite-outline.effect
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@ -13,8 +13,8 @@ CCEffect %{
properties:
texture: { value: grey }
alphaThreshold: { value: 0.5 }
outlineColor: { value: [1, 1, 1, 1], editor: { type: color } }
outlineSize: { value: 5.0 }
outlineColor: { value: [1., .0, .0, 1.], editor: { type: color } }
outlineSize: { value: .01 }
}%
@ -77,29 +77,19 @@ CCProgram fs %{
};
#endif
// // 获取背面颜色
// float getBackArea() {
// vec4 color_up;
// vec4 color_down;
// vec4 color_left;
// vec4 color_right;
// vec4 color_up_left;
// vec4 color_up_right;
// vec4 color_down_left;
// vec4 color_down_right;
// float total = 0 ;
// color_up = texture(texture, v_uv0 + vec2(0, outlineSize));
// color_down = texture(texture, v_uv0 - vec2(0, outlineSize));
// color_left = texture(texture, v_uv0 - vec2(outlineSize, 0));
// color_right = texture(texture, v_uv0 + vec2(outlineSize, 0));
// color_up_left = texture(texture, v_uv0 + vec2(outlineSize, -outlineSize));
// color_up_right = texture(texture, v_uv0 + vec2(outlineSize, outlineSize));
// color_down_left = texture(texture, v_uv0 + vec2(-outlineSize, -outlineSize));
// color_down_right = texture(texture, v_uv0 + vec2(-outlineSize, outlineSize));
// total = color_right.a + color_left.a + color_down.a + color_up.a + color_up_left.a + color_up_right.a + color_down_left.a + color_down_right.a;
// return clamp(total, 0.0, 1.0);
// }
// 获取背面颜色
float getBackArea() {
vec4 color_up = texture(texture, v_uv0 + vec2(0, outlineSize));
vec4 color_down = texture(texture, v_uv0 - vec2(0, outlineSize));
vec4 color_left = texture(texture, v_uv0 - vec2(outlineSize, 0));
vec4 color_right = texture(texture, v_uv0 + vec2(outlineSize, 0));
vec4 color_up_left = texture(texture, v_uv0 + vec2(outlineSize, -outlineSize));
vec4 color_up_right = texture(texture, v_uv0 + vec2(outlineSize, outlineSize));
vec4 color_down_left = texture(texture, v_uv0 + vec2(-outlineSize, -outlineSize));
vec4 color_down_right = texture(texture, v_uv0 + vec2(-outlineSize, outlineSize));
float total = color_right.a + color_left.a + color_down.a + color_up.a + color_up_left.a + color_up_right.a + color_down_left.a + color_down_right.a;
return clamp(total, 0.0, 1.0);
}
void main () {
vec4 o = vec4(1, 1, 1, 1);
@ -116,6 +106,9 @@ CCProgram fs %{
ALPHA_TEST(o);
gl_FragColor = o;
// gl_FragColor = vec4(0.0, 0.0, 1.0, 1.0);
// 正常的rgb + 正常的透明区域 * 背面颜色 * 描边颜色
// gl_FragColor = vec4(o.rgb + (1.0 - o.a) * outlineColor.rgb * getBackArea(), 1.0);
// gl_FragColor = vec4(o.rgb + outlineColor.rgb * getBackArea(), 1.0);
}
}%

4
assets/effects/sprite-outline.effect.meta
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@ -5,11 +5,11 @@
{
"glsl1": {
"vert": "\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\n\nattribute vec3 a_position;\nattribute vec4 a_color;\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\n#endif\n\nvoid main () {\n vec4 pos = vec4(a_position, 1);\n\n #if CC_USE_MODEL\n pos = cc_matViewProj * cc_matWorld * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n\n #if USE_TEXTURE\n v_uv0 = a_uv0;\n #endif\n\n v_color = a_color;\n\n gl_Position = pos;\n}\n",
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if SHOW_OUT_LINE\n\n#endif\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n\n}\n"
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform float alphaThreshold;\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nvarying vec4 v_color;\n\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if SHOW_OUT_LINE\nuniform float outlineSize;\n\n#endif\n\nfloat getBackArea() {\n vec4 color_up = texture2D(texture, v_uv0 + vec2(0, outlineSize)); \n vec4 color_down = texture2D(texture, v_uv0 - vec2(0, outlineSize)); \n vec4 color_left = texture2D(texture, v_uv0 - vec2(outlineSize, 0)); \n vec4 color_right = texture2D(texture, v_uv0 + vec2(outlineSize, 0)); \n vec4 color_up_left = texture2D(texture, v_uv0 + vec2(outlineSize, -outlineSize)); \n vec4 color_up_right = texture2D(texture, v_uv0 + vec2(outlineSize, outlineSize)); \n vec4 color_down_left = texture2D(texture, v_uv0 + vec2(-outlineSize, -outlineSize)); \n vec4 color_down_right = texture2D(texture, v_uv0 + vec2(-outlineSize, outlineSize)); \n float total = color_right.a + color_left.a + color_down.a + color_up.a + color_up_left.a + color_up_right.a + color_down_left.a + color_down_right.a; \n return clamp(total, 0.0, 1.0);\n}\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n\n}\n"
},
"glsl3": {
"vert": "\nprecision highp float;\nuniform CCGlobal {\n vec4 cc_time;\n\n vec4 cc_screenSize;\n\n vec4 cc_screenScale;\n\n vec4 cc_nativeSize;\n\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n\n vec4 cc_exposure;\n\n vec4 cc_mainLitDir;\n\n vec4 cc_mainLitColor;\n\n vec4 cc_ambientSky;\n vec4 cc_ambientGround;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\n\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 a_uv0;\nout vec2 v_uv0;\n#endif\n\nvoid main () {\n vec4 pos = vec4(a_position, 1);\n\n #if CC_USE_MODEL\n pos = cc_matViewProj * cc_matWorld * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n\n #if USE_TEXTURE\n v_uv0 = a_uv0;\n #endif\n\n v_color = a_color;\n\n gl_Position = pos;\n}\n",
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform ALPHA_TEST {\n float alphaThreshold;\n }\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nin vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if SHOW_OUT_LINE\nuniform Outline {\n\n vec4 outlineColor;\n\n float outlineSize;\n\n};\n#endif\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n\n}\n"
"frag": "\nprecision highp float;\n\n#if USE_ALPHA_TEST\n \n uniform ALPHA_TEST {\n float alphaThreshold;\n }\n#endif\n\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\n\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\n\nin vec4 v_color;\n\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\n\n#if SHOW_OUT_LINE\nuniform Outline {\n\n vec4 outlineColor;\n\n float outlineSize;\n\n};\n#endif\n\nfloat getBackArea() {\n vec4 color_up = texture(texture, v_uv0 + vec2(0, outlineSize)); \n vec4 color_down = texture(texture, v_uv0 - vec2(0, outlineSize)); \n vec4 color_left = texture(texture, v_uv0 - vec2(outlineSize, 0)); \n vec4 color_right = texture(texture, v_uv0 + vec2(outlineSize, 0)); \n vec4 color_up_left = texture(texture, v_uv0 + vec2(outlineSize, -outlineSize)); \n vec4 color_up_right = texture(texture, v_uv0 + vec2(outlineSize, outlineSize)); \n vec4 color_down_left = texture(texture, v_uv0 + vec2(-outlineSize, -outlineSize)); \n vec4 color_down_right = texture(texture, v_uv0 + vec2(-outlineSize, outlineSize)); \n float total = color_right.a + color_left.a + color_down.a + color_up.a + color_up_left.a + color_up_right.a + color_down_left.a + color_down_right.a; \n return clamp(total, 0.0, 1.0);\n}\n\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n\n #if USE_TEXTURE\n o *= texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_TEXTURE\n o.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #endif\n\n o *= v_color;\n\n ALPHA_TEST(o);\n\n gl_FragColor = o;\n\n}\n"
}
}
],

10
assets/materials/sprite-outline.mtl
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@ -11,6 +11,14 @@
"SHOW_OUT_LINE": true
},
"_props": {
"texture": null
"texture": null,
"outlineColor": {
"__type__": "cc.Vec4",
"x": 1,
"y": 1,
"z": 0,
"w": 1
},
"outlineSize": 0.01
}
}

2
assets/scenes/MainScene.fire
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@ -177,7 +177,7 @@
"array": [
0,
0,
493.63448015713004,
394.90758412570403,
0,
0,
0,

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assets/textures/prestige_01.png Normal file
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34
assets/textures/prestige_01.png.meta Normal file
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@ -0,0 +1,34 @@
{
"ver": "2.3.3",
"uuid": "9e216a31-1e40-4350-b20c-629287c96706",
"type": "sprite",
"wrapMode": "clamp",
"filterMode": "bilinear",
"premultiplyAlpha": false,
"genMipmaps": false,
"packable": true,
"platformSettings": {},
"subMetas": {
"prestige_01": {
"ver": "1.0.4",
"uuid": "89478038-ff44-410d-8044-8fb4dd82c1e8",
"rawTextureUuid": "9e216a31-1e40-4350-b20c-629287c96706",
"trimType": "auto",
"trimThreshold": 1,
"rotated": false,
"offsetX": -0.5,
"offsetY": 0.5,
"trimX": 0,
"trimY": 1,
"width": 59,
"height": 57,
"rawWidth": 60,
"rawHeight": 60,
"borderTop": 0,
"borderBottom": 0,
"borderLeft": 0,
"borderRight": 0,
"subMetas": {}
}
}
}

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assets/textures/prestige_02.png Normal file
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34
assets/textures/prestige_02.png.meta Normal file
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@ -0,0 +1,34 @@
{
"ver": "2.3.3",
"uuid": "268e9b44-3120-4787-87cb-eb9c00d9fbaf",
"type": "sprite",
"wrapMode": "clamp",
"filterMode": "bilinear",
"premultiplyAlpha": false,
"genMipmaps": false,
"packable": true,
"platformSettings": {},
"subMetas": {
"prestige_02": {
"ver": "1.0.4",
"uuid": "24e1449a-64d2-4df5-bcf9-8ce55ecb6637",
"rawTextureUuid": "268e9b44-3120-4787-87cb-eb9c00d9fbaf",
"trimType": "auto",
"trimThreshold": 1,
"rotated": false,
"offsetX": 0,
"offsetY": 0,
"trimX": 0,
"trimY": 0,
"width": 60,
"height": 60,
"rawWidth": 60,
"rawHeight": 60,
"borderTop": 0,
"borderBottom": 0,
"borderLeft": 0,
"borderRight": 0,
"subMetas": {}
}
}
}