//public void AppendTerrain(CSRasterization2DResult rasterizationResult, TerrainColliderInfoMesh terrainInfo) {
// var voxels = rasterizationResult.voxels;
// for (int x = 0; x < sizeX; x++) {
// for (int z = 0; z < sizeZ; z++) {
// var curVoxel = voxels[x + (z * sizeX)];
// if (curVoxel.exist)
// SetVoxel(x, z, curVoxel.height - 20f, curVoxel.height, (sbyte)curVoxel.passability);
// }
// }
//}
private DataCompact[] GetTerrainCompactData(Vector3[] vrts, int[] trs) {
var compactData = TakeCompactData();
float maxSlopeCos = Mathf.Cos(template.maxSlope * Mathf.PI / 180.0f);
float voxelSize = template.voxelSize;
Vector3 realChunkPos = template.realOffsetedPosition;
float chunkPosX = realChunkPos.x;
float chunkPosZ = realChunkPos.z;
int offsetX = Mathf.RoundToInt(chunkPosX / voxelSize);
int offsetZ = Mathf.RoundToInt(chunkPosZ / voxelSize);
int sizeX = template.lengthX_extra;
int sizeZ = template.lengthZ_extra;
//actual rasterization
for (int i = 0; i < trs.Length; i += 3) {
Vector3 A = vrts[trs[i]];
Vector3 B = vrts[trs[i + 1]];
Vector3 C = vrts[trs[i + 2]];
sbyte passability = CalculateWalk(A, B, C, maxSlopeCos) ? (sbyte)Passability.Walkable : (sbyte)Passability.Slope;//if true then walkable else slope;
int minX = Mathf.Clamp(Mathf.FloorToInt(SomeMath.Min(A.x, B.x, C.x) / voxelSize) - offsetX, 0, sizeX);
int maxX = Mathf.Clamp(Mathf.CeilToInt(SomeMath.Max(A.x, B.x, C.x) / voxelSize) - offsetX, 0, sizeX);
int minZ = Mathf.Clamp(Mathf.FloorToInt(SomeMath.Min(A.z, B.z, C.z) / voxelSize) - offsetZ, 0, sizeZ);
int maxZ = Mathf.Clamp(Mathf.CeilToInt(SomeMath.Max(A.z, B.z, C.z) / voxelSize) - offsetZ, 0, sizeZ);
for (int x = minX; x < maxX; x++) {
for (int z = minZ; z < maxZ; z++) {
float pointX = (x * voxelSize) + chunkPosX;
float pointZ = (z * voxelSize) + chunkPosZ;
if (SomeMath.LineSide(A.x, A.z, B.x, B.z, pointX, pointZ) <= 0.001 &
SomeMath.LineSide(B.x, B.z, C.x, C.z, pointX, pointZ) <= 0.001 &
SomeMath.LineSide(C.x, C.z, A.x, A.z, pointX, pointZ) <= 0.001) {
float height = SomeMath.CalculateHeight(A, B, C, pointX, pointZ);
compactData[GetIndex(x, z)].Update(height - 20, height, passability);
}
}
}
}
return compactData;
}