运算公式:
redResult = a[0] * srcR + a[1] * srcG + a[2] * srcB + a[3] * srcA + a[4]
greenResult = a[5] * srcR + a[6] * srcG + a[7] * srcB + a[8] * srcA + a[9]
blueResult = a[10] * srcR + a[11] * srcG + a[12] * srcB + a[13] * srcA + a[14]
alphaResult = a[15] * srcR + a[16] * srcG + a[17] * srcB + a[18] * srcA + a[19]
红绿反色:
as 代码
- var filterObj = new flash.filters.ColorMatrixFilter();
- filterObj.matrix = new Array(
- 0,0,1,0,0,
- 0,1,0,0,0,
- 1,0,0,0,0,
- 0,0,0,1,0);
- displayObject.filters = [filterObj];
黑白:
as 代码
- var filterObj = new flash.filters.ColorMatrixFilter();
- filterObj.matrix = new Array(
- 1/3,1/3,1/3,0,0,
- 1/3,1/3,1/3,0,0,
- 1/3,1/3,1/3,0,0,
- 0, 0, 0,1,0);
- displayObject.filters = [filterObj];
旧照片:
as 代码
- var filterObj = new flash.filters.ColorMatrixFilter();
- filterObj.matrix = new Array(
- 1/2,1/2,1/2,0,0,
- 1/3,1/3,1/3,0,0,
- 1/4,1/4,1/4,0,0,
- 0, 0, 0,1,0);
- displayObject.filters = [filterObj];
本文介绍了如何使用Flash中的ColorMatrixFilter实现不同的色彩效果,包括红绿反色、黑白转换及旧照片风格等。通过调整色彩矩阵参数,可以轻松地为显示对象应用各种颜色过滤。
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