hackathon-dev #1
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@ -57,25 +57,25 @@ static BOOL line_clip(PINT32 output, INT32 x1, INT32 y1, INT32 x2, INT32 y2, INT
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}
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if (outcode1 & 0x8)
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{
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x1 += (x2 - x1) * (ymin - y1) / (y2 - y1);
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x1 += (x2 - x1) * ((ymin - y1) / (y2 - y1));
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y1 = ymin;
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Log(LDEBUG, "clipped against top to point (%d, %d)", x1 >> 16, y1 >> 16);
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}
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else if (outcode1 & 0x4)
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{
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x1 += (x2 - x1) * (ymax - y1) / (y2 - y1);
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x1 += (x2 - x1) * ((ymax - y1) / (y2 - y1));
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y1 = ymax;
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Log(LDEBUG, "clipped against bottom to point (%d, %d)", x1 >> 16, y1 >> 16);
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}
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else if (outcode1 & 0x2)
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{
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y1 += (y2 - y1) * (xmax - x1) / (x2 - x1);
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y1 += (y2 - y1) * ((xmax - x1) / (x2 - x1));
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x1 = xmax;
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Log(LDEBUG, "clipped against right to point (%d, %d)", x1 >> 16, y1 >> 16);
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}
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else if (outcode1 & 0x1)
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{
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y1 += (y2 - y1) * (xmin - x1) / (x2 - x1);
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y1 += (y2 - y1) * ((xmin - x1) / (x2 - x1));
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x1 = xmin;
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Log(LDEBUG, "clipped against left to point (%d, %d)", x1 >> 16, y1 >> 16);
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}
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