l = getInteriorLight(n, 0, data);
video::SColor c = MapBlock_LightColor(f.alpha, l, decode_light(f.light_source));
+ u8 range = rangelim(nodedef->get(c_flowing).liquid_range, 0, 8);
+
// Neighbor liquid levels (key = relative position)
// Includes current node
std::map<v3s16, f32> neighbor_levels;
if(n2.getContent() == c_source)
level = (-0.5+node_liquid_level) * BS;
- else if(n2.getContent() == c_flowing)
- level = (-0.5 + ((float)(n2.param2&LIQUID_LEVEL_MASK)
- + 0.5) / (float)LIQUID_LEVEL_SOURCE * node_liquid_level) * BS;
+ else if(n2.getContent() == c_flowing){
+ u8 liquid_level = (n2.param2&LIQUID_LEVEL_MASK) - (LIQUID_LEVEL_MAX+1-range);
+ level = (-0.5 + ((float)liquid_level+ 0.5) / (float)range * node_liquid_level) * BS;
+ }
// Check node above neighbor.
// NOTE: This doesn't get executed if neighbor
// -Z towards +Z, thus the direction is +Z.
// Rotate texture to make animation go in flow direction
// Positive if liquid moves towards +Z
- int dz = (corner_levels[side_corners[3][0]] +
+ f32 dz = (corner_levels[side_corners[3][0]] +
corner_levels[side_corners[3][1]]) -
(corner_levels[side_corners[2][0]] +
corner_levels[side_corners[2][1]]);
// Positive if liquid moves towards +X
- int dx = (corner_levels[side_corners[1][0]] +
+ f32 dx = (corner_levels[side_corners[1][0]] +
corner_levels[side_corners[1][1]]) -
(corner_levels[side_corners[0][0]] +
corner_levels[side_corners[0][1]]);
- // -X
- if(-dx >= abs(dz))
- {
- v2f t = vertices[0].TCoords;
- vertices[0].TCoords = vertices[1].TCoords;
- vertices[1].TCoords = vertices[2].TCoords;
- vertices[2].TCoords = vertices[3].TCoords;
- vertices[3].TCoords = t;
- }
- // +X
- if(dx >= abs(dz))
- {
- v2f t = vertices[0].TCoords;
- vertices[0].TCoords = vertices[3].TCoords;
- vertices[3].TCoords = vertices[2].TCoords;
- vertices[2].TCoords = vertices[1].TCoords;
- vertices[1].TCoords = t;
- }
- // -Z
- if(-dz >= abs(dx))
+ f32 tcoord_angle = atan2(dz, dx) * core::RADTODEG ;
+ v2f tcoord_center(0.5, 0.5);
+ v2f tcoord_translate(
+ blockpos_nodes.Z + z,
+ blockpos_nodes.X + x);
+ tcoord_translate.rotateBy(tcoord_angle);
+ tcoord_translate.X -= floor(tcoord_translate.X);
+ tcoord_translate.Y -= floor(tcoord_translate.Y);
+
+ for(s32 i=0; i<4; i++)
{
- v2f t = vertices[0].TCoords;
- vertices[0].TCoords = vertices[3].TCoords;
- vertices[3].TCoords = vertices[2].TCoords;
- vertices[2].TCoords = vertices[1].TCoords;
- vertices[1].TCoords = t;
- t = vertices[0].TCoords;
- vertices[0].TCoords = vertices[3].TCoords;
- vertices[3].TCoords = vertices[2].TCoords;
- vertices[2].TCoords = vertices[1].TCoords;
- vertices[1].TCoords = t;
+ vertices[i].TCoords.rotateBy(
+ tcoord_angle,
+ tcoord_center);
+ vertices[i].TCoords += tcoord_translate;
}
+ v2f t = vertices[0].TCoords;
+ vertices[0].TCoords = vertices[2].TCoords;
+ vertices[2].TCoords = t;
+
u16 indices[] = {0,1,2,2,3,0};
// Add to mesh collector
collector.append(tile_liquid, vertices, 4, indices, 6);