Test_Project_Cocos/CocosCreator-Shader-Effect-Demo
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老化效果加入程度变量

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This commit is contained in:
caizhitao 2019-12-26 15:58:52 +08:00
parent f58ba591d8
commit 3478800732
6 changed files with 1061 additions and 77 deletions
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25
assets/effects/sprite-old-photo.effect
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@ -18,6 +18,14 @@ CCEffect %{
properties:
texture: { value: white }
alphaThreshold: { value: 0.5 }
# 老化程度
oldLevel: {
value: 1.0,
inspector: {
tooltip: "老化程度",
range: [0.0, 1.0]
}
}
}%
@ -69,6 +77,18 @@ CCProgram fs %{
#endif
#if USE_OLD_PHOTO
uniform OldPhoto {
// 老化程度
float oldLevel;
}
/**
* 获取老化颜色
*
* @param color 原始颜色
*
* @return 老化后的颜色
*/
vec4 getOldPhotoColor(vec4 color) {
float r = 0.393 * color.r + 0.769 * color.g + 0.189 * color.b;
float g = 0.349 * color.r + 0.686 * color.g + 0.168 * color.b;
@ -92,7 +112,10 @@ CCProgram fs %{
ALPHA_TEST(o);
#if USE_OLD_PHOTO
o = getOldPhotoColor(o);
vec4 srcColor = o;
vec4 oldColor = getOldPhotoColor(srcColor);
o = srcColor + (oldColor - srcColor) * oldLevel;
#endif
gl_FragColor = o;
}

4
assets/effects/sprite-old-photo.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 USE_OLD_PHOTO\nvec4 getOldPhotoColor(vec4 color) {\n float r = 0.393 * color.r + 0.769 * color.g + 0.189 * color.b; \n float g = 0.349 * color.r + 0.686 * color.g + 0.168 * color.b; \n float b = 0.272 * color.r + 0.534 * color.g + 0.131 * color.b;\n return vec4(r, g, b, color.a);\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 #if USE_OLD_PHOTO\n o = getOldPhotoColor(o);\n #endif\n gl_FragColor = o;\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 USE_OLD_PHOTO\nuniform float oldLevel;\n/**\n * 获取老化颜色\n * \n * @param color 原始颜色 \n *\n * @return 老化后的颜色\n */\nvec4 getOldPhotoColor(vec4 color) {\n float r = 0.393 * color.r + 0.769 * color.g + 0.189 * color.b; \n float g = 0.349 * color.r + 0.686 * color.g + 0.168 * color.b; \n float b = 0.272 * color.r + 0.534 * color.g + 0.131 * color.b;\n return vec4(r, g, b, color.a);\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 #if USE_OLD_PHOTO\n vec4 srcColor = o;\n vec4 oldColor = getOldPhotoColor(srcColor);\n\n o = srcColor + (oldColor - srcColor) * oldLevel;\n #endif\n gl_FragColor = o;\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 USE_OLD_PHOTO\nvec4 getOldPhotoColor(vec4 color) {\n float r = 0.393 * color.r + 0.769 * color.g + 0.189 * color.b; \n float g = 0.349 * color.r + 0.686 * color.g + 0.168 * color.b; \n float b = 0.272 * color.r + 0.534 * color.g + 0.131 * color.b;\n return vec4(r, g, b, color.a);\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 #if USE_OLD_PHOTO\n o = getOldPhotoColor(o);\n #endif\n gl_FragColor = o;\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 USE_OLD_PHOTO\nuniform OldPhoto {\n\n float oldLevel;\n}\n\n/**\n * 获取老化颜色\n * \n * @param color 原始颜色 \n *\n * @return 老化后的颜色\n */\nvec4 getOldPhotoColor(vec4 color) {\n float r = 0.393 * color.r + 0.769 * color.g + 0.189 * color.b; \n float g = 0.349 * color.r + 0.686 * color.g + 0.168 * color.b; \n float b = 0.272 * color.r + 0.534 * color.g + 0.131 * color.b;\n return vec4(r, g, b, color.a);\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 #if USE_OLD_PHOTO\n vec4 srcColor = o;\n vec4 oldColor = getOldPhotoColor(srcColor);\n\n o = srcColor + (oldColor - srcColor) * oldLevel;\n #endif\n gl_FragColor = o;\n}\n"
}
}
],

1039
assets/scenes/OldPhotoEffectScene.fire
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File diff suppressed because it is too large Load Diff

2
assets/scenes/OldPhotoEffectScene.fire.meta
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@ -1,6 +1,6 @@
{
"ver": "1.2.5",
"uuid": "81b3041d-fc19-409b-a0d5-9e5996eb4595",
"uuid": "7f52e736-cdaf-44df-bd73-e2120e59267b",
"asyncLoadAssets": false,
"autoReleaseAssets": false,
"subMetas": {}

59
assets/scripts/OldPhotoEffectScene.ts Normal file
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@ -0,0 +1,59 @@
const { ccclass, property } = cc._decorator;
@ccclass
export default class OldPhotoEffectScene extends cc.Component {
private _oldLevelSlider: cc.Slider = null;
private _oldLevelSliderLabel: cc.Label = null;
private _examplesParentNode: cc.Node = null;
onLoad() {
this._oldLevelSlider = cc.find("Canvas/Content/Sliders/OldLevelSlider/Slider").getComponent(cc.Slider);
this._oldLevelSliderLabel = cc.find("Canvas/Content/Sliders/OldLevelSlider/ValueLabel").getComponent(cc.Label);
this._examplesParentNode = cc.find("Canvas/Content/Examples");
}
onEnable() {
this._oldLevelSlider.node.on("slide", this._onSliderChanged, this);
}
onDisable() {
this._oldLevelSlider.node.off("slide", this._onSliderChanged, this);
}
start() {
this._onSliderChanged();
}
private _onSliderChanged() {
this._oldLevelSliderLabel.string = `${this._oldLevelSlider.progress.toFixed(2)}`;
// 更新材质
this._updateRenderComponentMaterial({
oldLevel: this._oldLevelSlider.progress
});
}
/**
* 更新渲染组件的材质
*
* 1. 获取材质
* 2. 给材质的 unitform 变量赋值
* 3. 重新将材质赋值回去
*/
private _updateRenderComponentMaterial(param: {
/**
* 老化程度 [0.0, 1.0] ，1.0 表示完全老化
*/
oldLevel: number;
}) {
this._examplesParentNode.children.forEach(childNode => {
childNode.getComponents(cc.RenderComponent).forEach(renderComponent => {
let material: cc.Material = renderComponent.getMaterial(0);
material.setProperty("oldLevel", param.oldLevel);
renderComponent.setMaterial(0, material);
});
});
}
}

9
assets/scripts/OldPhotoEffectScene.ts.meta Normal file
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@ -0,0 +1,9 @@
{
"ver": "1.0.5",
"uuid": "1e14f8ce-f223-4250-abe0-2a0cc6c22ecf",
"isPlugin": false,
"loadPluginInWeb": true,
"loadPluginInNative": true,
"loadPluginInEditor": false,
"subMetas": {}
}