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/third_party/vk-gl-cts/framework/common/
H A DtcuRasterizationVerifier.cpp109 const float maxPixelDistance = 1.414f; in pixelNearLineSegment() local
119 // |(line x v) / |line|| > maxPixelDistance in pixelNearLineSegment()
120 // ==> (line x v)^2 / |line|^2 > maxPixelDistance^2 in pixelNearLineSegment()
121 // ==> (line x v)^2 > maxPixelDistance^2 * |line|^2 in pixelNearLineSegment()
129 // distance from line endpoint 1 to pixel is less than line length + maxPixelDistance in pixelNearLineSegment()
130 const float maxDistance = tcu::length(p1 - p0) + maxPixelDistance; in pixelNearLineSegment()
2437 // (edge x v) / |edge| > maxPixelDistance
2438 // ==> (edge x v)^2 / edge^2 > maxPixelDistance^2 | edge x v > 0
2439 // ==> (edge x v)^2 > maxPixelDistance^2 * edge^2

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