From f9198a3b14a761b228d4b5973866d64e4a1ceeaa Mon Sep 17 00:00:00 2001 From: caizhitao Date: Tue, 21 Jan 2020 16:15:35 +0800 Subject: [PATCH] =?UTF-8?q?=E5=AE=8C=E5=96=84=E6=95=88=E6=9E=9C?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- assets/effects/sprite-gaussian-blur.effect | 24 ++++++++++++------- .../effects/sprite-gaussian-blur.effect.meta | 4 ++-- assets/scripts/GaussianBlurEffectScene.ts | 15 ++++-------- 3 files changed, 22 insertions(+), 21 deletions(-) diff --git a/assets/effects/sprite-gaussian-blur.effect b/assets/effects/sprite-gaussian-blur.effect index c7ab82b..8ffb3df 100644 --- a/assets/effects/sprite-gaussian-blur.effect +++ b/assets/effects/sprite-gaussian-blur.effect @@ -22,10 +22,13 @@ CCEffect %{ # } # } - # # 纹理尺寸 - # textureSize: { - # value: [] - # } + # 纹理尺寸 + textureSize: { + value: [100.0, 100.0], + inspector: { + tooltip: "纹理尺寸px（宽 x 高）" + } + } }% @@ -83,6 +86,8 @@ CCProgram fs %{ // 定义标准方差值 #define stDev 0.84089642 + // #define stDev 1.5 + // #define stDev 5.0 // #define stDev 10.0 // 定义π @@ -90,8 +95,8 @@ CCProgram fs %{ // 接收外部变量 uniform GaussianBlur { - // // 纹理尺寸（宽 x 高）（px） - // vec2 size; + // 纹理尺寸（宽 x 高）（px） + vec2 textureSize; // // 标准方差值 // float stDev; @@ -141,18 +146,21 @@ CCProgram fs %{ for (float y = -halfSize; y<= halfSize; y++) { totalWeight += getWeight(x, y); } - } + } // 加权平均值 vec4 finalColor = vec4(0.0, 0.0, 0.0, 0.0); float divider = 0.01; + float onePxWidth = 1.0 / textureSize.x; + float onePxHeight = 1.0 / textureSize.y; for(float x = -halfSize; x<= halfSize; x++) { for (float y = -halfSize; y<= halfSize; y++) { // 求出对应坐标的真正权重（对应权重矩阵） float weight = getAverageWeight(x, y, totalWeight); // 求出对应坐标像素颜色值的加权值 - finalColor += texture(texture, v_uv0 + vec2(divider * x, divider * y)) * weight; + // finalColor += texture(texture, v_uv0 + vec2(divider * x, divider * y)) * weight; + finalColor += texture(texture, v_uv0 + vec2(onePxWidth * x, onePxHeight * y)) * weight; } } gl_FragColor = finalColor; diff --git a/assets/effects/sprite-gaussian-blur.effect.meta b/assets/effects/sprite-gaussian-blur.effect.meta index 293b65b..dc78088 100644 --- a/assets/effects/sprite-gaussian-blur.effect.meta +++ b/assets/effects/sprite-gaussian-blur.effect.meta @@ -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 ENABLE_GAUSSIAN_BLUR\n\n/**\n * 获取权重(对应二维高斯函数公式)\n * \n * @param x \n * @param y\n */\nfloat getWeight(float x, float y) {\n return (1.0 / (2.0 * 3.141592653589793 * pow(0.84089642, 2.0))) * pow(1.0 / 2.718281828459045, (pow(x, 2.0) + pow(y, 2.0)) / (2.0 * pow(0.84089642, 2.0)));\n}\n\n/**\n * 获取权重的加权平均值\n */\nfloat getAverageWeight(float x, float y, float totalWeight) {\n return getWeight(x, y) / totalWeight;\n}\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 #if ENABLE_GAUSSIAN_BLUR\n\n const float size = ceil(0.84089642 * 6.0);\n const float halfSize = floor(size / 2.0);\n float totalWeight = 0.0; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n totalWeight += getWeight(x, y);\n }\n }\n\n vec4 finalColor = vec4(0.0, 0.0, 0.0, 0.0);\n float divider = 0.01; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n\n float weight = getAverageWeight(x, y, totalWeight);\n\n finalColor += texture2D(texture, v_uv0 + vec2(divider * x, divider * y)) * weight;\n }\n }\n gl_FragColor = finalColor;\n #endif\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 ENABLE_GAUSSIAN_BLUR\n\nuniform vec2 textureSize;\n/**\n * 获取权重(对应二维高斯函数公式)\n * \n * @param x \n * @param y\n */\nfloat getWeight(float x, float y) {\n return (1.0 / (2.0 * 3.141592653589793 * pow(0.84089642, 2.0))) * pow(1.0 / 2.718281828459045, (pow(x, 2.0) + pow(y, 2.0)) / (2.0 * pow(0.84089642, 2.0)));\n}\n\n/**\n * 获取权重的加权平均值\n */\nfloat getAverageWeight(float x, float y, float totalWeight) {\n return getWeight(x, y) / totalWeight;\n}\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 #if ENABLE_GAUSSIAN_BLUR\n\n const float size = ceil(0.84089642 * 6.0);\n const float halfSize = floor(size / 2.0);\n float totalWeight = 0.0; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n totalWeight += getWeight(x, y);\n }\n }\n\n vec4 finalColor = vec4(0.0, 0.0, 0.0, 0.0);\n float divider = 0.01; \n float onePxWidth = 1.0 / textureSize.x;\n float onePxHeight = 1.0 / textureSize.y;\n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n\n float weight = getAverageWeight(x, y, totalWeight);\n\n finalColor += texture2D(texture, v_uv0 + vec2(onePxWidth * x, onePxHeight * y)) * weight;\n }\n }\n gl_FragColor = finalColor;\n #endif\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 ENABLE_GAUSSIAN_BLUR\n\nuniform GaussianBlur {\n\n}\n\n/**\n * 获取权重(对应二维高斯函数公式)\n * \n * @param x \n * @param y\n */\nfloat getWeight(float x, float y) {\n return (1.0 / (2.0 * 3.141592653589793 * pow(0.84089642, 2.0))) * pow(1.0 / 2.718281828459045, (pow(x, 2.0) + pow(y, 2.0)) / (2.0 * pow(0.84089642, 2.0)));\n}\n\n/**\n * 获取权重的加权平均值\n */\nfloat getAverageWeight(float x, float y, float totalWeight) {\n return getWeight(x, y) / totalWeight;\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 #if ENABLE_GAUSSIAN_BLUR\n\n const float size = ceil(0.84089642 * 6.0);\n const float halfSize = floor(size / 2.0);\n float totalWeight = 0.0; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n totalWeight += getWeight(x, y);\n }\n }\n\n vec4 finalColor = vec4(0.0, 0.0, 0.0, 0.0);\n float divider = 0.01; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n\n float weight = getAverageWeight(x, y, totalWeight);\n\n finalColor += texture(texture, v_uv0 + vec2(divider * x, divider * y)) * weight;\n }\n }\n gl_FragColor = finalColor;\n #endif\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 ENABLE_GAUSSIAN_BLUR\n\nuniform GaussianBlur {\n\n vec2 textureSize;\n\n}\n\n/**\n * 获取权重(对应二维高斯函数公式)\n * \n * @param x \n * @param y\n */\nfloat getWeight(float x, float y) {\n return (1.0 / (2.0 * 3.141592653589793 * pow(0.84089642, 2.0))) * pow(1.0 / 2.718281828459045, (pow(x, 2.0) + pow(y, 2.0)) / (2.0 * pow(0.84089642, 2.0)));\n}\n\n/**\n * 获取权重的加权平均值\n */\nfloat getAverageWeight(float x, float y, float totalWeight) {\n return getWeight(x, y) / totalWeight;\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 #if ENABLE_GAUSSIAN_BLUR\n\n const float size = ceil(0.84089642 * 6.0);\n const float halfSize = floor(size / 2.0);\n float totalWeight = 0.0; \n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n totalWeight += getWeight(x, y);\n }\n }\n\n vec4 finalColor = vec4(0.0, 0.0, 0.0, 0.0);\n float divider = 0.01; \n float onePxWidth = 1.0 / textureSize.x;\n float onePxHeight = 1.0 / textureSize.y;\n for(float x = -halfSize; x<= halfSize; x++) {\n for (float y = -halfSize; y<= halfSize; y++) {\n\n float weight = getAverageWeight(x, y, totalWeight);\n\n finalColor += texture(texture, v_uv0 + vec2(onePxWidth * x, onePxHeight * y)) * weight;\n }\n }\n gl_FragColor = finalColor;\n #endif\n}\n" } } ], diff --git a/assets/scripts/GaussianBlurEffectScene.ts b/assets/scripts/GaussianBlurEffectScene.ts index 7e5de4a..8c7575e 100644 --- a/assets/scripts/GaussianBlurEffectScene.ts +++ b/assets/scripts/GaussianBlurEffectScene.ts @@ -9,7 +9,7 @@ export default class GaussianBlurEffectScene extends cc.Component { onLoad() { cc.dynamicAtlasManager.enabled = false; - + this._grayLevelSlider = cc.find("Canvas/Content/Controller/GrayLevelSlider/Slider").getComponent(cc.Slider); this._grayLevelSliderLabel = cc.find("Canvas/Content/Controller/GrayLevelSlider/ValueLabel").getComponent(cc.Label); @@ -32,9 +32,7 @@ export default class GaussianBlurEffectScene extends cc.Component { this._grayLevelSliderLabel.string = `${this._grayLevelSlider.progress.toFixed(2)}`; // 更新材质 - this._updateRenderComponentMaterial({ - grayLevel: this._grayLevelSlider.progress - }); + this._updateRenderComponentMaterial({}); } /** @@ -44,16 +42,11 @@ export default class GaussianBlurEffectScene extends cc.Component { * 2. 给材质的 unitform 变量赋值 * 3. 重新将材质赋值回去 */ - private _updateRenderComponentMaterial(param: { - /** - * 灰化程度 [0.0, 1.0] ，1.0 表示完全灰化 - */ - grayLevel: number; - }) { + private _updateRenderComponentMaterial(param: {}) { this._examplesParentNode.children.forEach(childNode => { childNode.getComponents(cc.RenderComponent).forEach(renderComponent => { let material: cc.Material = renderComponent.getMaterial(0); - material.setProperty("grayLevel", param.grayLevel); + material.setProperty("textureSize", cc.v2(childNode.width, childNode.height)); renderComponent.setMaterial(0, material); }); });