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-rw-r--r--src/content_mapblock.cpp271
1 files changed, 237 insertions, 34 deletions
diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp
index 0d80dc173..84d5f067c 100644
--- a/src/content_mapblock.cpp
+++ b/src/content_mapblock.cpp
@@ -42,14 +42,16 @@ with this program; if not, write to the Free Software Foundation, Inc.,
// (compatible with ContentFeatures). If you specified 0,0,1,1
// for each face, that would be the same as passing NULL.
void makeCuboid(MeshCollector *collector, const aabb3f &box,
- const TileSpec *tiles, int tilecount,
+ TileSpec *tiles, int tilecount,
video::SColor &c, const f32* txc)
{
assert(tilecount >= 1 && tilecount <= 6);
v3f min = box.MinEdge;
v3f max = box.MaxEdge;
-
+
+
+
if(txc == NULL)
{
static const f32 txc_default[24] = {
@@ -97,15 +99,70 @@ void makeCuboid(MeshCollector *collector, const aabb3f &box,
video::S3DVertex(min.X,min.Y,min.Z, 0,0,-1, c, txc[20],txc[23]),
};
- for(s32 j=0; j<24; j++)
+ v2f t;
+ for(int i = 0; i < tilecount; i++)
+ {
+ switch (tiles[i].rotation)
+ {
+ case 0:
+ break;
+ case 1: //R90
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(90,irr::core::vector2df(0, 0));
+ break;
+ case 2: //R180
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(180,irr::core::vector2df(0, 0));
+ break;
+ case 3: //R270
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(270,irr::core::vector2df(0, 0));
+ break;
+ case 4: //FXR90
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(90,irr::core::vector2df(0, 0));
+
+ tiles[i].texture.pos.Y += tiles[i].texture.size.Y;
+ tiles[i].texture.size.Y *= -1;
+ break;
+ case 5: //FXR270
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(270,irr::core::vector2df(0, 0));
+ t=vertices[i*4].TCoords;
+ tiles[i].texture.pos.Y += tiles[i].texture.size.Y;
+ tiles[i].texture.size.Y *= -1;
+ break;
+ case 6: //FYR90
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(90,irr::core::vector2df(0, 0));
+ tiles[i].texture.pos.X += tiles[i].texture.size.X;
+ tiles[i].texture.size.X *= -1;
+ break;
+ case 7: //FYR270
+ for (int x = 0; x < 4; x++)
+ vertices[i*4+x].TCoords.rotateBy(270,irr::core::vector2df(0, 0));
+ tiles[i].texture.pos.X += tiles[i].texture.size.X;
+ tiles[i].texture.size.X *= -1;
+ break;
+ case 8: //FX
+ tiles[i].texture.pos.Y += tiles[i].texture.size.Y;
+ tiles[i].texture.size.Y *= -1;
+ break;
+ case 9: //FY
+ tiles[i].texture.pos.X += tiles[i].texture.size.X;
+ tiles[i].texture.size.X *= -1;
+ break;
+ default:
+ break;
+ }
+ }
+ for(s32 j=0; j<24; j++)
{
int tileindex = MYMIN(j/4, tilecount-1);
vertices[j].TCoords *= tiles[tileindex].texture.size;
vertices[j].TCoords += tiles[tileindex].texture.pos;
}
-
u16 indices[] = {0,1,2,2,3,0};
-
// Add to mesh collector
for(s32 j=0; j<24; j+=4)
{
@@ -160,18 +217,145 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
Add water sources to mesh if using new style
*/
TileSpec tile_liquid = f.special_tiles[0];
+ TileSpec tile_liquid_bfculled = getNodeTile(n, p, v3s16(0,0,0), data);
AtlasPointer &pa_liquid = tile_liquid.texture;
- bool top_is_air = false;
- MapNode n = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y+1,z));
- if(n.getContent() == CONTENT_AIR)
- top_is_air = true;
-
- if(top_is_air == false)
- continue;
+ bool top_is_same_liquid = false;
+ MapNode ntop = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y+1,z));
+ content_t c_flowing = nodedef->getId(f.liquid_alternative_flowing);
+ content_t c_source = nodedef->getId(f.liquid_alternative_source);
+ if(ntop.getContent() == c_flowing || ntop.getContent() == c_source)
+ top_is_same_liquid = true;
u16 l = getInteriorLight(n, 0, data);
video::SColor c = MapBlock_LightColor(f.alpha, l, decode_light(f.light_source));
+
+ /*
+ Generate sides
+ */
+ v3s16 side_dirs[4] = {
+ v3s16(1,0,0),
+ v3s16(-1,0,0),
+ v3s16(0,0,1),
+ v3s16(0,0,-1),
+ };
+ for(u32 i=0; i<4; i++)
+ {
+ v3s16 dir = side_dirs[i];
+
+ MapNode neighbor = data->m_vmanip.getNodeNoEx(blockpos_nodes + p + dir);
+ content_t neighbor_content = neighbor.getContent();
+ const ContentFeatures &n_feat = nodedef->get(neighbor_content);
+ MapNode n_top = data->m_vmanip.getNodeNoEx(blockpos_nodes + p + dir+ v3s16(0,1,0));
+ content_t n_top_c = n_top.getContent();
+
+ if(neighbor_content == CONTENT_IGNORE)
+ continue;
+
+ /*
+ If our topside is liquid and neighbor's topside
+ is liquid, don't draw side face
+ */
+ if(top_is_same_liquid && (n_top_c == c_flowing ||
+ n_top_c == c_source || n_top_c == CONTENT_IGNORE))
+ continue;
+
+ // Don't draw face if neighbor is blocking the view
+ if(n_feat.solidness == 2)
+ continue;
+
+ bool neighbor_is_same_liquid = (neighbor_content == c_source
+ || neighbor_content == c_flowing);
+
+ // Don't draw any faces if neighbor same is liquid and top is
+ // same liquid
+ if(neighbor_is_same_liquid && !top_is_same_liquid)
+ continue;
+
+ // Use backface culled material if neighbor doesn't have a
+ // solidness of 0
+ const TileSpec *current_tile = &tile_liquid;
+ if(n_feat.solidness != 0 || n_feat.visual_solidness != 0)
+ current_tile = &tile_liquid_bfculled;
+
+ video::S3DVertex vertices[4] =
+ {
+ video::S3DVertex(-BS/2,0,BS/2,0,0,0, c,
+ pa_liquid.x0(), pa_liquid.y1()),
+ video::S3DVertex(BS/2,0,BS/2,0,0,0, c,
+ pa_liquid.x1(), pa_liquid.y1()),
+ video::S3DVertex(BS/2,0,BS/2, 0,0,0, c,
+ pa_liquid.x1(), pa_liquid.y0()),
+ video::S3DVertex(-BS/2,0,BS/2, 0,0,0, c,
+ pa_liquid.x0(), pa_liquid.y0()),
+ };
+
+ /*
+ If our topside is liquid, set upper border of face
+ at upper border of node
+ */
+ if(top_is_same_liquid)
+ {
+ vertices[2].Pos.Y = 0.5*BS;
+ vertices[3].Pos.Y = 0.5*BS;
+ }
+ /*
+ Otherwise upper position of face is liquid level
+ */
+ else
+ {
+ vertices[2].Pos.Y = (node_liquid_level-0.5)*BS;
+ vertices[3].Pos.Y = (node_liquid_level-0.5)*BS;
+ }
+ /*
+ If neighbor is liquid, lower border of face is liquid level
+ */
+ if(neighbor_is_same_liquid)
+ {
+ vertices[0].Pos.Y = (node_liquid_level-0.5)*BS;
+ vertices[1].Pos.Y = (node_liquid_level-0.5)*BS;
+ }
+ /*
+ If neighbor is not liquid, lower border of face is
+ lower border of node
+ */
+ else
+ {
+ vertices[0].Pos.Y = -0.5*BS;
+ vertices[1].Pos.Y = -0.5*BS;
+ }
+
+ for(s32 j=0; j<4; j++)
+ {
+ if(dir == v3s16(0,0,1))
+ vertices[j].Pos.rotateXZBy(0);
+ if(dir == v3s16(0,0,-1))
+ vertices[j].Pos.rotateXZBy(180);
+ if(dir == v3s16(-1,0,0))
+ vertices[j].Pos.rotateXZBy(90);
+ if(dir == v3s16(1,0,-0))
+ vertices[j].Pos.rotateXZBy(-90);
+
+ // Do this to not cause glitches when two liquids are
+ // side-by-side
+ /*if(neighbor_is_same_liquid == false){
+ vertices[j].Pos.X *= 0.98;
+ vertices[j].Pos.Z *= 0.98;
+ }*/
+
+ vertices[j].Pos += intToFloat(p, BS);
+ }
+
+ u16 indices[] = {0,1,2,2,3,0};
+ // Add to mesh collector
+ collector.append(*current_tile, vertices, 4, indices, 6);
+ }
+
+ /*
+ Generate top
+ */
+ if(top_is_same_liquid)
+ continue;
video::S3DVertex vertices[4] =
{
@@ -185,7 +369,7 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
pa_liquid.x0(), pa_liquid.y0()),
};
- v3f offset(p.X, p.Y + (-0.5+node_liquid_level)*BS, p.Z);
+ v3f offset(p.X*BS, p.Y*BS + (-0.5+node_liquid_level)*BS, p.Z*BS);
for(s32 i=0; i<4; i++)
{
vertices[i].Pos += offset;
@@ -230,9 +414,9 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
// Neighbor liquid levels (key = relative position)
// Includes current node
- core::map<v3s16, f32> neighbor_levels;
- core::map<v3s16, content_t> neighbor_contents;
- core::map<v3s16, u8> neighbor_flags;
+ std::map<v3s16, f32> neighbor_levels;
+ std::map<v3s16, content_t> neighbor_contents;
+ std::map<v3s16, u8> neighbor_flags;
const u8 neighborflag_top_is_same_liquid = 0x01;
v3s16 neighbor_dirs[9] = {
v3s16(0,0,0),
@@ -273,9 +457,9 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
flags |= neighborflag_top_is_same_liquid;
}
- neighbor_levels.insert(neighbor_dirs[i], level);
- neighbor_contents.insert(neighbor_dirs[i], content);
- neighbor_flags.insert(neighbor_dirs[i], flags);
+ neighbor_levels[neighbor_dirs[i]] = level;
+ neighbor_contents[neighbor_dirs[i]] = content;
+ neighbor_flags[neighbor_dirs[i]] = flags;
}
// Corner heights (average between four liquids)
@@ -324,7 +508,7 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
}
}
if(air_count >= 2)
- cornerlevel = -0.5*BS+0.1;
+ cornerlevel = -0.5*BS+0.2;
else if(valid_count > 0)
cornerlevel /= valid_count;
corner_levels[i] = cornerlevel;
@@ -1027,14 +1211,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
v3s16(0, 0, 1),
v3s16(0, 0, -1)
};
-
TileSpec tiles[6];
- for(int i = 0; i < 6; i++)
- {
- // Handles facedir rotation for textures
- tiles[i] = getNodeTile(n, p, tile_dirs[i], data);
- }
-
+
u16 l = getInteriorLight(n, 0, data);
video::SColor c = MapBlock_LightColor(255, l, decode_light(f.light_source));
@@ -1045,17 +1223,43 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
i = boxes.begin();
i != boxes.end(); i++)
{
+ for(int j = 0; j < 6; j++)
+ {
+ // Handles facedir rotation for textures
+ tiles[j] = getNodeTile(n, p, tile_dirs[j], data);
+ }
aabb3f box = *i;
box.MinEdge += pos;
box.MaxEdge += pos;
+
+ f32 temp;
+ if (box.MinEdge.X > box.MaxEdge.X)
+ {
+ temp=box.MinEdge.X;
+ box.MinEdge.X=box.MaxEdge.X;
+ box.MaxEdge.X=temp;
+ }
+ if (box.MinEdge.Y > box.MaxEdge.Y)
+ {
+ temp=box.MinEdge.Y;
+ box.MinEdge.Y=box.MaxEdge.Y;
+ box.MaxEdge.Y=temp;
+ }
+ if (box.MinEdge.Z > box.MaxEdge.Z)
+ {
+ temp=box.MinEdge.Z;
+ box.MinEdge.Z=box.MaxEdge.Z;
+ box.MaxEdge.Z=temp;
+ }
+ //
// Compute texture coords
- f32 tx1 = (i->MinEdge.X/BS)+0.5;
- f32 ty1 = (i->MinEdge.Y/BS)+0.5;
- f32 tz1 = (i->MinEdge.Z/BS)+0.5;
- f32 tx2 = (i->MaxEdge.X/BS)+0.5;
- f32 ty2 = (i->MaxEdge.Y/BS)+0.5;
- f32 tz2 = (i->MaxEdge.Z/BS)+0.5;
+ f32 tx1 = (box.MinEdge.X/BS)+0.5;
+ f32 ty1 = (box.MinEdge.Y/BS)+0.5;
+ f32 tz1 = (box.MinEdge.Z/BS)+0.5;
+ f32 tx2 = (box.MaxEdge.X/BS)+0.5;
+ f32 ty2 = (box.MaxEdge.Y/BS)+0.5;
+ f32 tz2 = (box.MaxEdge.Z/BS)+0.5;
f32 txc[24] = {
// up
tx1, 1-tz2, tx2, 1-tz1,
@@ -1070,7 +1274,6 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
// front
tx1, 1-ty2, tx2, 1-ty1,
};
-
makeCuboid(&collector, box, tiles, 6, c, txc);
}
break;}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-02 00:12:25 +0000