diff --git a/assets/effects/sprite-flash-light.effect b/assets/effects/sprite-flash-light.effect index 932dab4..4038f72 100644 --- a/assets/effects/sprite-flash-light.effect +++ b/assets/effects/sprite-flash-light.effect @@ -35,6 +35,7 @@ CCEffect %{ tooltip: "光束中心点坐标" } } + # 光束倾斜角度 lightAngle: { value: 36.0, @@ -125,7 +126,7 @@ CCProgram fs %{ uniform sampler2D texture; #endif - #if ENABLE_DIFFUSION + #if ENABLE_LIGHT uniform Light { // 光束颜色 vec4 lightColor; @@ -156,6 +157,11 @@ CCProgram fs %{ * 添加光束颜色 */ vec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) { + // 边界值处理，没有宽度就返回原始颜色 + if (lightWidth <= 0.0) { + return textureColor; + } + // 计算当前 uv 到 光束 的距离 float angleInRadians = radians(lightAngle); @@ -222,7 +228,7 @@ CCProgram fs %{ gl_FragColor = o; - #if ENABLE_DIFFUSION + #if ENABLE_LIGHT gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth); #endif } diff --git a/assets/effects/sprite-flash-light.effect.meta b/assets/effects/sprite-flash-light.effect.meta index cf9fa69..723f225 100644 --- a/assets/effects/sprite-flash-light.effect.meta +++ b/assets/effects/sprite-flash-light.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_DIFFUSION\nuniform vec4 lightColor;\nuniform vec2 lightCenterPoint;\nuniform float lightAngle;\nuniform float lightWidth;\nuniform float enableGradient;\nuniform float cropAlpha;\nuniform float enableFog;\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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 #if ENABLE_DIFFUSION\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\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_LIGHT\nuniform vec4 lightColor;\nuniform vec2 lightCenterPoint;\nuniform float lightAngle;\nuniform float lightWidth;\nuniform float enableGradient;\nuniform float cropAlpha;\nuniform float enableFog;\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n if (lightWidth <= 0.0) {\n return textureColor;\n }\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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 #if ENABLE_LIGHT\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\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_DIFFUSION\nuniform Light {\n\n vec4 lightColor;\n\n vec2 lightCenterPoint;\n\n float lightAngle;\n\n float lightWidth;\n\n float enableGradient;\n\n float cropAlpha;\n\n float enableFog;\n}\n\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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 #if ENABLE_DIFFUSION\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\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_LIGHT\nuniform Light {\n\n vec4 lightColor;\n\n vec2 lightCenterPoint;\n\n float lightAngle;\n\n float lightWidth;\n\n float enableGradient;\n\n float cropAlpha;\n\n float enableFog;\n}\n\n/**\n * 添加光束颜色\n */\nvec4 addLightColor(vec4 textureColor, vec4 lightColor, vec2 lightCenterPoint, float lightAngle, float lightWidth) {\n\n if (lightWidth <= 0.0) {\n return textureColor;\n }\n\n float angleInRadians = radians(lightAngle);\n\n float dis = 0.0;\n if (mod(lightAngle, 180.0) != 0.0) {\n\n float lightOffsetX = lightCenterPoint.x - ((1.0 - lightCenterPoint.y) / tan(angleInRadians));\n\n float dx = lightOffsetX + (1.0 - v_uv0.y) / tan(angleInRadians);\n\n float offsetDis = abs(v_uv0.x - dx);\n\n dis = sin(angleInRadians) * offsetDis;\n } else {\n dis = abs(v_uv0.y - lightCenterPoint.y);\n }\n \n float a = 1.0 ;\n\n if (bool(cropAlpha)) {\n a *= step(0.01, textureColor.a);\n }\n\n if (!bool(enableFog)) {\n a *= step(dis, lightWidth * 0.5);\n }\n\n if (bool(enableGradient)) {\n a *= 1.0 - dis / (lightWidth * 0.5);\n }\n\n vec4 finalLightColor = lightColor * a;\n\n return textureColor * textureColor.a + finalLightColor;\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 #if ENABLE_LIGHT\n gl_FragColor = addLightColor(gl_FragColor, lightColor, lightCenterPoint, lightAngle, lightWidth);\n #endif\n}\n" } } ], diff --git a/assets/materials/sprite-flash-light.mtl b/assets/materials/sprite-flash-light.mtl index c7ff1b0..5f05f49 100644 --- a/assets/materials/sprite-flash-light.mtl +++ b/assets/materials/sprite-flash-light.mtl @@ -8,7 +8,7 @@ }, "_defines": { "USE_TEXTURE": true, - "ENABLE_DIFFUSION": true + "ENABLE_LIGHT": true }, "_props": { "lightColor": { diff --git a/assets/scenes/FlashLightEffectScene.fire b/assets/scenes/FlashLightEffectScene.fire index 55986a7..40e2347 100755 --- a/assets/scenes/FlashLightEffectScene.fire +++ b/assets/scenes/FlashLightEffectScene.fire @@ -171,7 +171,7 @@ "array": [ 0, 0, - 418.2902700278839, + 351.60631393648214, 0, 0, 0,