29 lines
522 B
C
29 lines
522 B
C
/**
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* Test Issue #369 for gdImageConvolution()
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*/
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#include "gd.h"
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#include "gdtest.h"
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int main()
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{
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gdImagePtr im;
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float matrix[3][3] = {
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{1, 0, 1},
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{0, 5, 0},
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{1, 0, 0}
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};
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im = gdImageCreateTrueColor(40, 40);
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gdImageAlphaBlending(im, gdEffectReplace);
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gdImageFilledRectangle(im, 0, 0, 39, 39, 0x7FFFFFFF);
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gdImageFilledEllipse(im, 19, 19, 20, 20, 0x00FF00);
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gdImageConvolution(im, matrix, 9, 1);
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gdTestAssert(0x7F010101 == gdImageGetPixel(im, 0, 0));
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gdImageDestroy(im);
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return gdNumFailures();
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}
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