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Fix flowing liquid animation direction calculation

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Perttu Ahola 2012-11-02 18:05:42 +02:00
parent 8adad36a66
commit 2863a3291a
1 changed files with 8 additions and 8 deletions
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16
src/content_mapblock.cpp
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@ -492,15 +492,15 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
// -Z towards +Z, thus the direction is +Z. // -Z towards +Z, thus the direction is +Z.
// Rotate texture to make animation go in flow direction // Rotate texture to make animation go in flow direction
// Positive if liquid moves towards +Z // Positive if liquid moves towards +Z
int dz = (corner_levels[side_corners[2][0]] + int dz = (corner_levels[side_corners[3][0]] +
corner_levels[side_corners[2][1]] < corner_levels[side_corners[3][1]]) -
corner_levels[side_corners[3][0]] + (corner_levels[side_corners[2][0]] +
corner_levels[side_corners[3][1]]); corner_levels[side_corners[2][1]]);
// Positive if liquid moves towards +X // Positive if liquid moves towards +X
int dx = (corner_levels[side_corners[0][0]] + int dx = (corner_levels[side_corners[1][0]] +
corner_levels[side_corners[0][1]] < corner_levels[side_corners[1][1]]) -
corner_levels[side_corners[1][0]] + (corner_levels[side_corners[0][0]] +
corner_levels[side_corners[1][1]]); corner_levels[side_corners[0][1]]);
// -X // -X
if(-dx >= abs(dz)) if(-dx >= abs(dz))
{ {