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+ rail

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This commit is contained in:
Nils Dagsson Moskopp
2011-06-07 19:24:30 +02:00
parent b3c439fb16
commit 51d308c666
9 changed files with 138 additions and 0 deletions
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104
src/mapblock.cpp
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@@ -1672,6 +1672,110 @@ scene::SMesh* makeMapBlockMesh(MeshMakeData *data)
collector.append(material_papyrus, vertices, 4, indices, 6);
}
}
else if(n.d == CONTENT_RAIL)
{
u8 l = decode_light(n.getLightBlend(data->m_daynight_ratio));
video::SColor c(255,l,l,l);
bool is_rail_x [] = { false, false }; /* x-1, x+1 */
bool is_rail_z [] = { false, false }; /* z-1, z+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));
if(n_minus_x.d == CONTENT_RAIL)
is_rail_x[0] = true;
if(n_plus_x.d == CONTENT_RAIL)
is_rail_x[1] = true;
if(n_minus_z.d == CONTENT_RAIL)
is_rail_z[0] = true;
if(n_plus_z.d == CONTENT_RAIL)
is_rail_z[1] = true;
float d = (float)BS/16;
video::S3DVertex vertices[4] =
{
video::S3DVertex(-BS/2,-BS/2+d,-BS/2, 0,0,0, c,
0, 1),
video::S3DVertex(BS/2,-BS/2+d,-BS/2, 0,0,0, c,
1, 1),
video::S3DVertex(BS/2,-BS/2+d,BS/2, 0,0,0, c,
1, 0),
video::S3DVertex(-BS/2,-BS/2+d,BS/2, 0,0,0, c,
0, 0),
};
video::SMaterial material_rail;
material_rail.setFlag(video::EMF_LIGHTING, false);
material_rail.setFlag(video::EMF_BACK_FACE_CULLING, false);
material_rail.setFlag(video::EMF_BILINEAR_FILTER, false);
material_rail.setFlag(video::EMF_FOG_ENABLE, true);
material_rail.MaterialType
= video::EMT_TRANSPARENT_ALPHA_CHANNEL_REF;
int adjacencies = is_rail_x[0] + is_rail_x[1] + is_rail_z[0] + is_rail_z[1];
// Assign textures
if(adjacencies < 2)
material_rail.setTexture(0, g_texturesource->getTextureRaw("rail.png"));
else if(adjacencies == 2)
{
if((is_rail_x[0] && is_rail_x[1]) || (is_rail_z[0] && is_rail_z[1]))
material_rail.setTexture(0, g_texturesource->getTextureRaw("rail.png"));
else
material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_curved.png"));
}
else if(adjacencies == 3)
material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_t_junction.png"));
else if(adjacencies == 4)
material_rail.setTexture(0, g_texturesource->getTextureRaw("rail_crossing.png"));
// Rotate textures
int angle = 0;
if(adjacencies == 1)
{
if(is_rail_x[0] || is_rail_x[1])
angle = 90;
}
else if(adjacencies == 2)
{
if(is_rail_x[0] && is_rail_x[1])
angle = 90;
else if(is_rail_x[0] && is_rail_z[0])
angle = 270;
else if(is_rail_x[0] && is_rail_z[1])
angle = 180;
else if(is_rail_x[1] && is_rail_z[1])
angle = 90;
}
else if(adjacencies == 3)
{
if(!is_rail_x[0])
angle=0;
if(!is_rail_x[1])
angle=180;
if(!is_rail_z[0])
angle=90;
if(!is_rail_z[1])
angle=270;
}
if(angle != 0) {
for(u16 i=0; i<4; i++)
vertices[i].Pos.rotateXZBy(angle);
}
for(s32 i=0; i<4; i++)
{
vertices[i].Pos += intToFloat(p + blockpos_nodes, BS);
}
u16 indices[] = {0,1,2,2,3,0};
collector.append(material_rail, vertices, 4, indices, 6);
}
}