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contour-creator
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bugfix

This commit is contained in:
Trygve 2024-05-07 10:35:31 +02:00
parent df7cac1095
commit 790cf44f8b
1 changed files with 5 additions and 5 deletions
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10
src/main.cpp
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@ -21,10 +21,10 @@ std::vector<Point> produce_cellmap(HeightMap* heightmap, float z)
for (int i = 0; i<length; i++) {
int y = i/(heightmap->width-1);
int x = i%(heightmap->width-1);
uint8_t result = (heightmap->get_pixel(x,y)>z) +
(heightmap->get_pixel(x+1,y)>z)*2 +
(heightmap->get_pixel(x+1,y+1)>z)*4 +
(heightmap->get_pixel(x,y+1)>z)*8;
uint8_t result = (heightmap->get_pixel(x,y)>z)*8 +
(heightmap->get_pixel(x+1,y)>z)*4 +
(heightmap->get_pixel(x+1,y+1)>z)*2 +
(heightmap->get_pixel(x,y+1)>z);
if (result != 0 and result != 15 ) {
points.push_back(Point(x, y, result));
};
@ -132,7 +132,7 @@ constexpr std::tuple<double, double, double, double> marching_squares_lookup(int
switch (mcase) {
case 1: return {0, 0.5, 0.5, 0};
case 2: return {1, 0.5, 0.5, 0};
case 3: return {0, 0.5, 1, 0};
case 3: return {0, 0.5, 1, 0.5};
case 4: return {0.5, 1, 1, 0.5};
case 5: return {0, 0, 0, 0}; //FIXME
case 6: return {0.5, 1, 0.5, 0};