Mirrorlandia_minetest/minetest
1
0
Fork 1
mirror of https://github.com/minetest/minetest.git synced 2024-11-27 10:03:45 +01:00
Code Issues Packages Projects Releases Wiki Activity

Improve raillike drawtype

Browse Source
This commit is contained in:
Jeija 2012-03-03 19:16:48 +01:00 committed by Perttu Ahola
parent d834d6e074
commit f21291211c
1 changed files with 91 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

113
src/content_mapblock.cpp
View File

@ -883,22 +883,69 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
bool is_rail_x [] = { false, false }; /* x-1, x+1 */
bool is_rail_z [] = { false, false }; /* z-1, z+1 */
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();
if(n_minus_x.getContent() == thiscontent)
is_rail_x[0] = true;
if (n_minus_x_minus_y.getContent() == thiscontent)
is_rail_x_minus_y[0] = true;
if(n_minus_x_plus_y.getContent() == thiscontent)
is_rail_x_plus_y[0] = true;
if(n_plus_x.getContent() == thiscontent)
is_rail_x[1] = true;
if (n_plus_x_minus_y.getContent() == thiscontent)
is_rail_x_minus_y[1] = true;
if(n_plus_x_plus_y.getContent() == thiscontent)
is_rail_x_plus_y[1] = true;
if(n_minus_z.getContent() == thiscontent)
is_rail_z[0] = true;
if (n_minus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[0] = true;
if(n_minus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[0] = true;
if(n_plus_z.getContent() == thiscontent)
is_rail_z[1] = true;
if (n_plus_z_minus_y.getContent() == thiscontent)
is_rail_z_minus_y[1] = true;
if(n_plus_z_plus_y.getContent() == thiscontent)
is_rail_z_plus_y[1] = true;
int adjacencies = is_rail_x[0] + is_rail_x[1] + is_rail_z[0] + is_rail_z[1];
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];
bool is_straight = (is_rail_x_all[0] && is_rail_x_all[1]) || (is_rail_z_all[0] && is_rail_z_all[1]);//is really straight, rails on both sides
int adjacencies = is_rail_x_all[0] + is_rail_x_all[1] + is_rail_z_all[0] + is_rail_z_all[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]) //is straight because sloped
{
adjacencies = 5; //5 means sloped
is_straight = true;
}
// Assign textures
AtlasPointer ap = f.tiles[0].texture; // straight
@ -906,7 +953,7 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
ap = f.tiles[0].texture; // straight
else if(adjacencies == 2)
{
if((is_rail_x[0] && is_rail_x[1]) || (is_rail_z[0] && is_rail_z[1]))
if(is_straight)
ap = f.tiles[0].texture; // straight
else
ap = f.tiles[1].texture; // curved
@ -928,49 +975,71 @@ void mapblock_mesh_generate_special(MeshMakeData *data,
u8 l = decode_light(n.getLightBlend(data->m_daynight_ratio, nodedef));
video::SColor c = MapBlock_LightColor(255, l);
float d = (float)BS/16;
float d = (float)BS/64;
char 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])
g=1; //Object is at a slope
video::S3DVertex vertices[4] =
{
video::S3DVertex(-BS/2,-BS/2+d,-BS/2, 0,0,0, c,
ap.x0(), ap.y1()),
video::S3DVertex(BS/2,-BS/2+d,-BS/2, 0,0,0, c,
ap.x1(), ap.y1()),
video::S3DVertex(BS/2,-BS/2+d,BS/2, 0,0,0, c,
ap.x1(), ap.y0()),
video::S3DVertex(-BS/2,-BS/2+d,BS/2, 0,0,0, c,
ap.x0(), ap.y0()),
video::S3DVertex(-BS/2,-BS/2+d,-BS/2, 0,0,0, c,
ap.x0(), ap.y1()),
video::S3DVertex(BS/2,-BS/2+d,-BS/2, 0,0,0, c,
ap.x1(), ap.y1()),
video::S3DVertex(BS/2,g*BS/2+d,BS/2, 0,0,0, c,
ap.x1(), ap.y0()),
video::S3DVertex(-BS/2,g*BS/2+d,BS/2, 0,0,0, c,
ap.x0(), ap.y0()),
};
// Rotate textures
int angle = 0;
if(adjacencies == 1)
{
if(is_rail_x[0] || is_rail_x[1])
if(is_rail_x_all[0] or is_rail_x_all[1])
angle = 90;
}
else if(adjacencies == 2)
if(adjacencies == 2)
{
if(is_rail_x[0] && is_rail_x[1])
if(is_rail_x_all[0] && is_rail_x_all[1])
{
angle = 90;
else if(is_rail_x[0] && is_rail_z[0])
}
if(is_rail_z_all[0] && is_rail_z_all[1])
{
if (n_minus_z_plus_y.getContent() == thiscontent) angle = 180;
}
else if(is_rail_x_all[0] && is_rail_z_all[0])
angle = 270;
else if(is_rail_x[0] && is_rail_z[1])
else if(is_rail_x_all[0] && is_rail_z_all[1])
angle = 180;
else if(is_rail_x[1] && is_rail_z[1])
else if(is_rail_x_all[1] && is_rail_z_all[1])
angle = 90;
}
else if(adjacencies == 3)
if(adjacencies == 3)
{
if(!is_rail_x[0])
if(!is_rail_x_all[0])
angle=0;
if(!is_rail_x[1])
if(!is_rail_x_all[1])
angle=180;
if(!is_rail_z[0])
if(!is_rail_z_all[0])
angle=90;
if(!is_rail_z[1])
if(!is_rail_z_all[1])
angle=270;
}
//adjacencies 4: Crossing
if(adjacencies == 5) //sloped
{
if(is_rail_z_plus_y[0])
angle = 180;
if(is_rail_x_plus_y[0])
angle = 90;
if(is_rail_x_plus_y[1])
angle = -90;
}
if(angle != 0) {
for(u16 i=0; i<4; i++)