def setView(self, x, y, z, h, p, r):
self.viewOrigin = Vec3(x, y, z)
self.viewAngles = Vec3(h, p, r)
quat = Quat()
quat.setHpr(self.viewAngles)
self.viewAngleVectors = [
quat.getRight(), quat.getForward(),
quat.getUp()
]
def getUpHPR(hpr):
q = Quat()
q.setHpr(VBase3(math.degrees(hpr.h), math.degrees(hpr.p), math.degrees(hpr.r)))
v = q.getUp()
return SP3(v.x, v.y, v.z)
def generate_roads(models, terrain, map, json_out):
numroads = 0
for center in progress.bar(map.centers.values(),
label='Generating roads... '):
road_edges = [
e for e in center.edges
if e.is_road and e.corner0 is not None and e.corner1 is not None
]
if len(road_edges) != 2:
continue
e1, e2 = road_edges
e1_0 = numpy.array(
[e1.corner0.x, e1.corner0.y, e1.corner0.elevation * Z_SCALE],
dtype=numpy.float32)
e1_1 = numpy.array(
[e1.corner1.x, e1.corner1.y, e1.corner1.elevation * Z_SCALE],
dtype=numpy.float32)
e2_0 = numpy.array(
[e2.corner0.x, e2.corner0.y, e2.corner0.elevation * Z_SCALE],
dtype=numpy.float32)
e2_1 = numpy.array(
[e2.corner1.x, e2.corner1.y, e2.corner1.elevation * Z_SCALE],
dtype=numpy.float32)
region_center = numpy.array(
[center.x, center.y, center.elevation * Z_SCALE])
for end1, edge1, edge2 in [(region_center, e1_0, e1_1),
(region_center, e2_0, e2_1)]:
end2 = v3mid(edge1, edge2)
midpt = v3mid(end1, end2)
midpt = scene.mapgen_coords_to_sirikata(midpt, terrain)
kata_pt1 = scene.mapgen_coords_to_sirikata(end1, terrain)
kata_pt2 = scene.mapgen_coords_to_sirikata(end2, terrain)
scale = v3dist(kata_pt1, kata_pt2) / 2
m = scene.SceneModel(ROAD_PATH,
x=float(midpt[0]),
y=float(midpt[1]),
z=float(midpt[2]),
scale=scale,
model_type='road')
kataboundmin, kataboundmax = scene.sirikata_bounds(m.boundsInfo)
scenemin = kataboundmin * scale + midpt
scenemax = kataboundmax * scale + midpt
xmid = (scenemax[0] - scenemin[0]) / 2.0 + scenemin[0]
road_edge1 = numpy.array([xmid, scenemin[1], scenemin[2]],
dtype=numpy.float32)
road_edge2 = numpy.array([xmid, scenemax[1], scenemin[2]],
dtype=numpy.float32)
midv3 = Vec3(midpt[0], midpt[1], midpt[2])
src = Vec3(road_edge2[0], road_edge2[1], road_edge2[2])
src -= midv3
src_copy = Vec3(src)
target = Vec3(kata_pt1[0], kata_pt1[1], kata_pt1[2])
target -= midv3
cross = src.cross(target)
w = math.sqrt(
src.lengthSquared() * target.lengthSquared()) + src.dot(target)
q = Quat(w, cross)
q.normalize()
orig_up = q.getUp()
orig_up.normalize()
edge1_kata = scene.mapgen_coords_to_sirikata(edge1, terrain)
edge2_kata = scene.mapgen_coords_to_sirikata(edge2, terrain)
new_up = normal_vector(kata_pt1, edge1_kata, edge2_kata)
new_up = Vec3(new_up[0], new_up[1], new_up[2])
rotate_about = orig_up.cross(new_up)
rotate_about.normalize()
angle_between = orig_up.angleDeg(new_up)
r = Quat()
r.setFromAxisAngle(angle_between, rotate_about)
r.normalize()
q *= r
q.normalize()
m.orient_x = q.getI()
m.orient_y = q.getJ()
m.orient_z = q.getK()
m.orient_w = q.getR()
numroads += 1
json_out.append(m.to_json())
print 'Generated (%d) road objects' % numroads
def drawFern(self, LOD, pos, quat, drawResourcesFactory, scale=1.0):
scalar = random.random()
scale *= scalar
if scale < .3: return
count = int((scalar**.7) * 12)
if scale < .8:
if LOD == self.lowLOD: return
else:
if LOD == self.midLOD: return
leafResources = drawResourcesFactory.getDrawResources(
self.leafDataIndex[LOD])
leafTri = leafResources.getGeomTriangles()
vertexWriter = leafResources.getWriter("vertex")
normalWriter = leafResources.getWriter("normal")
if self.leafTexture:
texcoordWriter = leafResources.getWriter("texcoord")
scale *= self.scalar * 3
q2 = Quat()
q3 = Quat()
for i in xrange(count):
p = (random.random()**2) * 60 + 20
h = random.random() * 360
q2.setHpr((h, p, 0))
q3.setHpr((h, p - 20 - p / 4, 0))
length1 = scale * 4
length2 = scale * 3
f = q2.getForward() * length1
r = q2.getRight() * scale * .5
f2 = q3.getForward() * length2 + f
norm0 = q2.getUp()
norm2 = q3.getUp()
norm1 = norm0 + norm2
norm1.normalize()
for x in range(2):
leafRow = vertexWriter.getWriteRow()
vertexWriter.addData3f(pos)
vertexWriter.addData3f(pos + f + r)
vertexWriter.addData3f(pos + f - r)
vertexWriter.addData3f(pos + f2)
if self.leafTexture:
texcoordWriter.addData2f(0, 0)
texcoordWriter.addData2f(0, 1)
texcoordWriter.addData2f(1, 0)
texcoordWriter.addData2f(1, 1)
if x == 1:
# back sides
norm0 = -norm0
norm1 = -norm1
norm2 = -norm2
leafTri.addVertices(leafRow + 1, leafRow, leafRow + 2)
leafTri.addVertices(leafRow + 3, leafRow + 1, leafRow + 2)
else:
leafTri.addVertices(leafRow, leafRow + 1, leafRow + 2)
leafTri.addVertices(leafRow + 1, leafRow + 3, leafRow + 2)
normalWriter.addData3f(norm0)
normalWriter.addData3f(norm1)
normalWriter.addData3f(norm1)
normalWriter.addData3f(norm2)
def getUpHPR(hpr):
q = Quat()
q.setHpr(VBase3(math.degrees(hpr.h), math.degrees(hpr.p),
math.degrees(hpr.r)))
v = q.getUp()
return SP3(v.x, v.y, v.z)
def drawFern(self,LOD,pos,quat,drawResourcesFactory,scale=1.0):
scalar=random.random()
scale*=scalar
if scale<.3: return
count=int((scalar**.7)*12)
if scale<.8:
if LOD==self.lowLOD: return
else:
if LOD==self.midLOD: return
leafResources=drawResourcesFactory.getDrawResources(self.leafDataIndex[LOD])
leafTri=leafResources.getGeomTriangles()
vertexWriter=leafResources.getWriter("vertex")
normalWriter=leafResources.getWriter("normal")
if self.leafTexture:
texcoordWriter = leafResources.getWriter("texcoord")
scale*=self.scalar*3
q2=Quat()
q3=Quat()
for i in xrange(count):
p=(random.random()**2)*60+20
h=random.random()*360
q2.setHpr((h,p,0))
q3.setHpr((h,p-20-p/4,0))
length1=scale*4
length2=scale*3
f=q2.getForward()*length1
r=q2.getRight()*scale*.5
f2=q3.getForward()*length2+f
norm0=q2.getUp()
norm2=q3.getUp()
norm1=norm0+norm2
norm1.normalize()
for x in range(2):
leafRow = vertexWriter.getWriteRow()
vertexWriter.addData3f(pos)
vertexWriter.addData3f(pos+f+r)
vertexWriter.addData3f(pos+f-r)
vertexWriter.addData3f(pos+f2)
if self.leafTexture:
texcoordWriter.addData2f(0,0)
texcoordWriter.addData2f(0,1)
texcoordWriter.addData2f(1,0)
texcoordWriter.addData2f(1,1)
if x==1:
# back sides
norm0=-norm0
norm1=-norm1
norm2=-norm2
leafTri.addVertices(leafRow+1,leafRow,leafRow+2)
leafTri.addVertices(leafRow+3,leafRow+1,leafRow+2)
else:
leafTri.addVertices(leafRow,leafRow+1,leafRow+2)
leafTri.addVertices(leafRow+1,leafRow+3,leafRow+2)
normalWriter.addData3f(norm0)
normalWriter.addData3f(norm1)
normalWriter.addData3f(norm1)
normalWriter.addData3f(norm2)
def generate_roads(models, terrain, map, json_out):
numroads = 0
for center in progress.bar(map.centers.values(), label='Generating roads... '):
road_edges = [e for e in center.edges if e.is_road and e.corner0 is not None and e.corner1 is not None]
if len(road_edges) != 2:
continue
e1, e2 = road_edges
e1_0 = numpy.array([e1.corner0.x, e1.corner0.y, e1.corner0.elevation * Z_SCALE], dtype=numpy.float32)
e1_1 = numpy.array([e1.corner1.x, e1.corner1.y, e1.corner1.elevation * Z_SCALE], dtype=numpy.float32)
e2_0 = numpy.array([e2.corner0.x, e2.corner0.y, e2.corner0.elevation * Z_SCALE], dtype=numpy.float32)
e2_1 = numpy.array([e2.corner1.x, e2.corner1.y, e2.corner1.elevation * Z_SCALE], dtype=numpy.float32)
region_center = numpy.array([center.x, center.y, center.elevation * Z_SCALE])
for end1, edge1, edge2 in [(region_center, e1_0, e1_1), (region_center, e2_0, e2_1)]:
end2 = v3mid(edge1, edge2)
midpt = v3mid(end1, end2)
midpt = scene.mapgen_coords_to_sirikata(midpt, terrain)
kata_pt1 = scene.mapgen_coords_to_sirikata(end1, terrain)
kata_pt2 = scene.mapgen_coords_to_sirikata(end2, terrain)
scale = v3dist(kata_pt1, kata_pt2) / 2
m = scene.SceneModel(ROAD_PATH,
x=float(midpt[0]),
y=float(midpt[1]),
z=float(midpt[2]),
scale=scale,
model_type='road')
kataboundmin, kataboundmax = scene.sirikata_bounds(m.boundsInfo)
scenemin = kataboundmin * scale + midpt
scenemax = kataboundmax * scale + midpt
xmid = (scenemax[0] - scenemin[0]) / 2.0 + scenemin[0]
road_edge1 = numpy.array([xmid, scenemin[1], scenemin[2]], dtype=numpy.float32)
road_edge2 = numpy.array([xmid, scenemax[1], scenemin[2]], dtype=numpy.float32)
midv3 = Vec3(midpt[0], midpt[1], midpt[2])
src = Vec3(road_edge2[0], road_edge2[1], road_edge2[2])
src -= midv3
src_copy = Vec3(src)
target = Vec3(kata_pt1[0], kata_pt1[1], kata_pt1[2])
target -= midv3
cross = src.cross(target)
w = math.sqrt(src.lengthSquared() * target.lengthSquared()) + src.dot(target)
q = Quat(w, cross)
q.normalize()
orig_up = q.getUp()
orig_up.normalize()
edge1_kata = scene.mapgen_coords_to_sirikata(edge1, terrain)
edge2_kata = scene.mapgen_coords_to_sirikata(edge2, terrain)
new_up = normal_vector(kata_pt1, edge1_kata, edge2_kata)
new_up = Vec3(new_up[0], new_up[1], new_up[2])
rotate_about = orig_up.cross(new_up)
rotate_about.normalize()
angle_between = orig_up.angleDeg(new_up)
r = Quat()
r.setFromAxisAngle(angle_between, rotate_about)
r.normalize()
q *= r
q.normalize()
m.orient_x = q.getI()
m.orient_y = q.getJ()
m.orient_z = q.getK()
m.orient_w = q.getR()
numroads += 1
json_out.append(m.to_json())
print 'Generated (%d) road objects' % numroads
