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Connect rails with connect_to_raillike and shorten the codes

master
SmallJoker 2015-03-21 12:52:05 +01:00 committed by Craig Robbins
parent 03e0dd33a8
commit 709f4a50f7
1 changed files with 46 additions and 104 deletions
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150
src/content_mapblock.cpp
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@ -1398,97 +1398,42 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
break;} break;}
case NDT_RAILLIKE: case NDT_RAILLIKE:
{ {
bool is_rail_x [] = { false, false }; /* x-1, x+1 */ bool is_rail_x[6]; /* (-1,-1,0) X (1,-1,0) (-1,0,0) X (1,0,0) (-1,1,0) X (1,1,0) */
bool is_rail_z [] = { false, false }; /* z-1, z+1 */ bool is_rail_z[6];
bool is_rail_z_minus_y [] = { false, false }; /* z-1, z+1; y-1 */
bool is_rail_x_minus_y [] = { false, false }; /* x-1, z+1; y-1 */
bool is_rail_z_plus_y [] = { false, false }; /* z-1, z+1; y+1 */
bool is_rail_x_plus_y [] = { false, false }; /* x-1, x+1; y+1 */
MapNode n_minus_x = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x-1,y,z));
MapNode n_plus_x = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x+1,y,z));
MapNode n_minus_z = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y,z-1));
MapNode n_plus_z = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x,y,z+1));
MapNode n_plus_x_plus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x+1, y+1, z));
MapNode n_plus_x_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x+1, y-1, z));
MapNode n_minus_x_plus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x-1, y+1, z));
MapNode n_minus_x_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x-1, y-1, z));
MapNode n_plus_z_plus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y+1, z+1));
MapNode n_minus_z_plus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y+1, z-1));
MapNode n_plus_z_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y-1, z+1));
MapNode n_minus_z_minus_y = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y-1, z-1));
content_t thiscontent = n.getContent(); content_t thiscontent = n.getContent();
std::string groupname = "connect_to_raillike"; // name of the group that enables connecting to raillike nodes of different kind std::string groupname = "connect_to_raillike"; // name of the group that enables connecting to raillike nodes of different kind
int self_group = ((ItemGroupList) nodedef->get(n).groups)[groupname]; int self_group = ((ItemGroupList) nodedef->get(n).groups)[groupname];
if ((nodedef->get(n_minus_x).drawtype == NDT_RAILLIKE u8 index = 0;
&& ((ItemGroupList) nodedef->get(n_minus_x).groups)[groupname] != self_group) for (s8 y0 = -1; y0 <= 1; y0++) {
|| n_minus_x.getContent() == thiscontent) // Prevent from indexing never used coordinates
is_rail_x[0] = true; for (s8 xz = -1; xz <= 1; xz++) {
if (xz == 0)
continue;
MapNode n_xy = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x + xz, y + y0, z));
MapNode n_zy = data->m_vmanip.getNodeNoEx(blockpos_nodes + v3s16(x, y + y0, z + xz));
ContentFeatures def_xy = nodedef->get(n_xy);
ContentFeatures def_zy = nodedef->get(n_zy);
if ((nodedef->get(n_minus_x_minus_y).drawtype == NDT_RAILLIKE // Check if current node would connect with the rail
&& ((ItemGroupList) nodedef->get(n_minus_x_minus_y).groups)[groupname] != self_group) is_rail_x[index] = ((def_xy.drawtype == NDT_RAILLIKE
|| n_minus_x_minus_y.getContent() == thiscontent) && ((ItemGroupList) def_xy.groups)[groupname] == self_group)
is_rail_x_minus_y[0] = true; || n_xy.getContent() == thiscontent);
if ((nodedef->get(n_minus_x_plus_y).drawtype == NDT_RAILLIKE is_rail_z[index] = ((def_zy.drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_minus_x_plus_y).groups)[groupname] != self_group) && ((ItemGroupList) def_zy.groups)[groupname] == self_group)
|| n_minus_x_plus_y.getContent() == thiscontent) || n_zy.getContent() == thiscontent);
is_rail_x_plus_y[0] = true; index++;
}
}
if ((nodedef->get(n_plus_x).drawtype == NDT_RAILLIKE bool is_rail_x_all[2]; // [0] = negative x, [1] = positive x coordinate from the current node position
&& ((ItemGroupList) nodedef->get(n_plus_x).groups)[groupname] != self_group) bool is_rail_z_all[2];
|| n_plus_x.getContent() == thiscontent) is_rail_x_all[0] = is_rail_x[0] || is_rail_x[2] || is_rail_x[4];
is_rail_x[1] = true; is_rail_x_all[1] = is_rail_x[1] || is_rail_x[3] || is_rail_x[5];
is_rail_z_all[0] = is_rail_z[0] || is_rail_z[2] || is_rail_z[4];
if ((nodedef->get(n_plus_x_minus_y).drawtype == NDT_RAILLIKE is_rail_z_all[1] = is_rail_z[1] || is_rail_z[3] || is_rail_z[5];
&& ((ItemGroupList) nodedef->get(n_plus_x_minus_y).groups)[groupname] != self_group)
|| n_plus_x_minus_y.getContent() == thiscontent)
is_rail_x_minus_y[1] = true;
if ((nodedef->get(n_plus_x_plus_y).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_plus_x_plus_y).groups)[groupname] != self_group)
|| n_plus_x_plus_y.getContent() == thiscontent)
is_rail_x_plus_y[1] = true;
if ((nodedef->get(n_minus_z).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_minus_z).groups)[groupname] != self_group)
|| n_minus_z.getContent() == thiscontent)
is_rail_z[0] = true;
if ((nodedef->get(n_minus_z_minus_y).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_minus_z_minus_y).groups)[groupname] != self_group)
|| n_minus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[0] = true;
if ((nodedef->get(n_minus_z_plus_y).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_minus_z_plus_y).groups)[groupname] != self_group)
|| n_minus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[0] = true;
if ((nodedef->get(n_plus_z).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_plus_z).groups)[groupname] != self_group)
|| n_plus_z.getContent() == thiscontent)
is_rail_z[1] = true;
if ((nodedef->get(n_plus_z_minus_y).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_plus_z_minus_y).groups)[groupname] != self_group)
|| n_plus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[1] = true;
if ((nodedef->get(n_plus_z_plus_y).drawtype == NDT_RAILLIKE
&& ((ItemGroupList) nodedef->get(n_plus_z_plus_y).groups)[groupname] != self_group)
|| n_plus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[1] = true;
bool is_rail_x_all[] = {false, false};
bool is_rail_z_all[] = {false, false};
is_rail_x_all[0]=is_rail_x[0] || is_rail_x_minus_y[0] || is_rail_x_plus_y[0];
is_rail_x_all[1]=is_rail_x[1] || is_rail_x_minus_y[1] || is_rail_x_plus_y[1];
is_rail_z_all[0]=is_rail_z[0] || is_rail_z_minus_y[0] || is_rail_z_plus_y[0];
is_rail_z_all[1]=is_rail_z[1] || is_rail_z_minus_y[1] || is_rail_z_plus_y[1];
// reasonable default, flat straight unrotated rail // reasonable default, flat straight unrotated rail
bool is_straight = true; bool is_straight = true;
@ -1497,13 +1442,10 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
u8 tileindex = 0; u8 tileindex = 0;
// check for sloped rail // check for sloped rail
if (is_rail_x_plus_y[0] || is_rail_x_plus_y[1] || is_rail_z_plus_y[0] || is_rail_z_plus_y[1]) if (is_rail_x[4] || is_rail_x[5] || is_rail_z[4] || is_rail_z[5]) {
{ adjacencies = 5; // 5 means sloped
adjacencies = 5; //5 means sloped
is_straight = true; // sloped is always straight is_straight = true; // sloped is always straight
} } else {
else
{
// is really straight, rails on both sides // is really straight, rails on both sides
is_straight = (is_rail_x_all[0] && is_rail_x_all[1]) || (is_rail_z_all[0] && is_rail_z_all[1]); is_straight = (is_rail_x_all[0] && is_rail_x_all[1]) || (is_rail_z_all[0] && is_rail_z_all[1]);
adjacencies = is_rail_x_all[0] + is_rail_x_all[1] + is_rail_z_all[0] + is_rail_z_all[1]; adjacencies = is_rail_x_all[0] + is_rail_x_all[1] + is_rail_z_all[0] + is_rail_z_all[1];
@ -1511,44 +1453,44 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
switch (adjacencies) { switch (adjacencies) {
case 1: case 1:
if(is_rail_x_all[0] || is_rail_x_all[1]) if (is_rail_x_all[0] || is_rail_x_all[1])
angle = 90; angle = 90;
break; break;
case 2: case 2:
if(!is_straight) if (!is_straight)
tileindex = 1; // curved tileindex = 1; // curved
if(is_rail_x_all[0] && is_rail_x_all[1]) if (is_rail_x_all[0] && is_rail_x_all[1])
angle = 90; angle = 90;
if(is_rail_z_all[0] && is_rail_z_all[1]){ if (is_rail_z_all[0] && is_rail_z_all[1]) {
if (is_rail_z_plus_y[0]) if (is_rail_z[4])
angle = 180; angle = 180;
} }
else if(is_rail_x_all[0] && is_rail_z_all[0]) else if (is_rail_x_all[0] && is_rail_z_all[0])
angle = 270; angle = 270;
else if(is_rail_x_all[0] && is_rail_z_all[1]) else if (is_rail_x_all[0] && is_rail_z_all[1])
angle = 180; angle = 180;
else if(is_rail_x_all[1] && is_rail_z_all[1]) else if (is_rail_x_all[1] && is_rail_z_all[1])
angle = 90; angle = 90;
break; break;
case 3: case 3:
// here is where the potential to 'switch' a junction is, but not implemented at present // here is where the potential to 'switch' a junction is, but not implemented at present
tileindex = 2; // t-junction tileindex = 2; // t-junction
if(!is_rail_x_all[1]) if(!is_rail_x_all[1])
angle=180; angle = 180;
if(!is_rail_z_all[0]) if(!is_rail_z_all[0])
angle=90; angle = 90;
if(!is_rail_z_all[1]) if(!is_rail_z_all[1])
angle=270; angle = 270;
break; break;
case 4: case 4:
tileindex = 3; // crossing tileindex = 3; // crossing
break; break;
case 5: //sloped case 5: //sloped
if(is_rail_z_plus_y[0]) if (is_rail_z[4])
angle = 180; angle = 180;
if(is_rail_x_plus_y[0]) if (is_rail_x[4])
angle = 90; angle = 90;
if(is_rail_x_plus_y[1]) if (is_rail_x[5])
angle = -90; angle = -90;
break; break;
default: default:
@ -1566,7 +1508,7 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
float s = BS/2; float s = BS/2;
short g = -1; short g = -1;
if (is_rail_x_plus_y[0] || is_rail_x_plus_y[1] || is_rail_z_plus_y[0] || is_rail_z_plus_y[1]) if (is_rail_x[4] || is_rail_x[5] || is_rail_z[4] || is_rail_z[5])
g = 1; //Object is at a slope g = 1; //Object is at a slope
video::S3DVertex vertices[4] = video::S3DVertex vertices[4] =