def PerturbInsideCameraView(minCenterDistance, maxCenterDistance, camera, obj):
relative_vector = Vector()
relative_euler_orientation = Euler()
relative_euler_orientation.x = random.uniform(-math.pi, math.pi)
relative_euler_orientation.y = random.uniform(-math.pi, math.pi)
relative_euler_orientation.z = random.uniform(-math.pi, math.pi)
#Find a position that is fully inside the camera's frustum
obj.rotation_mode = 'XYZ'
for i in range(0, 10000):
distance = random.uniform(minCenterDistance, maxCenterDistance)
relative_vector = GetRandomUnitVector()*distance
if not approx_object_in_camera_view(camera, camera.location + relative_vector, .15, distance, minCenterDistance, maxCenterDistance):
continue
bpy.context.scene.update()
#print("Updating scene " + str((time.time() - start )*1000.0) + " milliseconds")
#Temporarily disabling translation for debugging
obj.location = camera.location + relative_vector
obj.rotation_euler = relative_euler_orientation
#Update world matrix of object to match
bpy.context.scene.update()
#if not object_center_in_camera_view(camera, obj):
# continue
break
#start = time.time()
#if mesh_object_vertices_in_camera_view(camera, obj):
# print("Fine grain check " + str((time.time() - start )*1000.0) + " milliseconds")
# break
# print("Fine grain check " + str((time.time() - start )*1000.0) + " milliseconds")
return relative_vector, relative_euler_orientation
def draw_callback_px(self, context):
font_id = 0
region = context.region
UIColor = (0.992, 0.5518, 0.0, 1.0)
# Cut Type
RECTANGLE = 0
LINE = 1
CIRCLE = 2
self.carver_prefs = context.preferences.addons[__package__].preferences
# Color
color1 = (1.0, 1.0, 1.0, 1.0)
color2 = UIColor
#The mouse is outside the active region
if not self.in_view_3d:
color1 = color2 = (1.0, 0.2, 0.1, 1.0)
# Primitives type
PrimitiveType = "Rectangle"
if self.CutType == CIRCLE:
PrimitiveType = "Circle"
if self.CutType == LINE:
PrimitiveType = "Line"
# Width screen
overlap = context.preferences.system.use_region_overlap
t_panel_width = 0
if overlap:
for region in context.area.regions:
if region.type == 'TOOLS':
t_panel_width = region.width
# Initial position
region_width = int(region.width / 2.0)
y_txt = 10
# Draw the center command from bottom to top
# Get the size of the text
text_size = 18 if region.width >= 850 else 12
blf.size(0, int(round(text_size * bpy.context.preferences.view.ui_scale,
0)), 72)
# Help Display
if (self.ObjectMode is False) and (self.ProfileMode is False):
# Depth Cursor
TypeStr = "Cursor Depth [" + self.carver_prefs.Key_Depth + "]"
BoolStr = "(ON)" if self.snapCursor else "(OFF)"
help_txt = [[TypeStr, BoolStr]]
# Close poygonal shape
if self.CreateMode and self.CutType == LINE:
TypeStr = "Close [" + self.carver_prefs.Key_Close + "]"
BoolStr = "(ON)" if self.Closed else "(OFF)"
help_txt += [[TypeStr, BoolStr]]
if self.CreateMode is False:
# Apply Booleans
TypeStr = "Apply Operations [" + self.carver_prefs.Key_Apply + "]"
BoolStr = "(OFF)" if self.dont_apply_boolean else "(ON)"
help_txt += [[TypeStr, BoolStr]]
#Auto update for bevel
TypeStr = "Bevel Update [" + self.carver_prefs.Key_Update + "]"
BoolStr = "(ON)" if self.Auto_BevelUpdate else "(OFF)"
help_txt += [[TypeStr, BoolStr]]
# Circle subdivisions
if self.CutType == CIRCLE:
TypeStr = "Subdivisions [" + self.carver_prefs.Key_Subrem + "][" + self.carver_prefs.Key_Subadd + "]"
BoolStr = str((int(360 / self.stepAngle[self.step])))
help_txt += [[TypeStr, BoolStr]]
if self.CreateMode:
help_txt += [["Type [Space]", PrimitiveType]]
else:
help_txt += [["Cut Type [Space]", PrimitiveType]]
else:
# Instantiate
TypeStr = "Instantiate [" + self.carver_prefs.Key_Instant + "]"
BoolStr = "(ON)" if self.Instantiate else "(OFF)"
help_txt = [[TypeStr, BoolStr]]
# Random rotation
if self.alt:
TypeStr = "Random Rotation [" + self.carver_prefs.Key_Randrot + "]"
BoolStr = "(ON)" if self.RandomRotation else "(OFF)"
help_txt += [[TypeStr, BoolStr]]
# Thickness
if self.BrushSolidify:
TypeStr = "Thickness [" + self.carver_prefs.Key_Depth + "]"
if self.ProfileMode:
BoolStr = str(
round(self.ProfileBrush.modifiers["CT_SOLIDIFY"].thickness,
2))
if self.ObjectMode:
BoolStr = str(
round(self.ObjectBrush.modifiers["CT_SOLIDIFY"].thickness,
2))
help_txt += [[TypeStr, BoolStr]]
# Brush depth
if (self.ObjectMode):
TypeStr = "Carve Depth [" + self.carver_prefs.Key_Depth + "]"
BoolStr = str(round(self.ObjectBrush.data.vertices[0].co.z, 2))
help_txt += [[TypeStr, BoolStr]]
TypeStr = "Brush Depth [" + self.carver_prefs.Key_BrushDepth + "]"
BoolStr = str(round(self.BrushDepthOffset, 2))
help_txt += [[TypeStr, BoolStr]]
help_txt, bloc_height, max_option, max_key, comma = get_text_info(
self, context, help_txt)
xCmd = region_width - (max_option + max_key + comma) / 2
draw_string(self,
color1,
color2,
xCmd,
y_txt,
help_txt,
max_option,
divide=2)
# Separator (Line)
LineWidth = (max_option + max_key + comma) / 2
if region.width >= 850:
LineWidth = 140
LineWidth = (max_option + max_key + comma)
coords = [(int(region_width - LineWidth/2), y_txt + bloc_height + 8), \
(int(region_width + LineWidth/2), y_txt + bloc_height + 8)]
draw_shader(self, UIColor, 1, 'LINES', coords, self.carver_prefs.LineWidth)
# Command Display
if self.CreateMode and ((self.ObjectMode is False) and
(self.ProfileMode is False)):
BooleanMode = "Create"
else:
if self.ObjectMode or self.ProfileMode:
BooleanType = "Difference) [T]" if self.BoolOps == self.difference else "Union) [T]"
BooleanMode = \
"Object Brush (" + BooleanType if self.ObjectMode else "Profil Brush (" + BooleanType
else:
BooleanMode = \
"Difference" if (self.shift is False) and (self.ForceRebool is False) else "Rebool"
# Display boolean mode
text_size = 40 if region.width >= 850 else 20
blf.size(0, int(round(text_size * bpy.context.preferences.view.ui_scale,
0)), 72)
draw_string(self, color2, color2, region_width - (blf.dimensions(0, BooleanMode)[0]) / 2, \
y_txt + bloc_height + 16, BooleanMode, 0, divide = 2)
if region.width >= 850:
if self.AskHelp is False:
# "H for Help" text
blf.size(0,
int(round(13 * bpy.context.preferences.view.ui_scale, 0)),
72)
help_txt = "[" + self.carver_prefs.Key_Help + "] for help"
txt_width = blf.dimensions(0, help_txt)[0]
txt_height = (blf.dimensions(0, "gM")[1] * 1.45)
# Draw a rectangle and put the text "H for Help"
xrect = 40
yrect = 40
rect_vertices = [(xrect - 5, yrect - 5), (xrect + txt_width + 5, yrect - 5), \
(xrect + txt_width + 5, yrect + txt_height + 5), (xrect - 5, yrect + txt_height + 5)]
draw_shader(self, (0.0, 0.0, 0.0), 0.3, 'TRI_FAN', rect_vertices,
self.carver_prefs.LineWidth)
draw_string(self, color1, color2, xrect, yrect, help_txt, 0)
else:
#Draw the help text
xHelp = 30 + t_panel_width
yHelp = 10
if self.ObjectMode or self.ProfileMode:
if self.ProfileMode:
help_txt = [["Object Mode", self.carver_prefs.Key_Brush]]
else:
help_txt = [["Cut Mode", self.carver_prefs.Key_Brush]]
else:
help_txt =[
["Profil Brush", self.carver_prefs.Key_Brush],\
["Move Cursor", "Ctrl + LMB"]
]
if (self.ObjectMode is False) and (self.ProfileMode is False):
if self.CreateMode is False:
help_txt +=[
["Create geometry", self.carver_prefs.Key_Create],\
]
else:
help_txt +=[
["Cut", self.carver_prefs.Key_Create],\
]
if self.CutMode == RECTANGLE:
help_txt +=[
["Dimension", "MouseMove"],\
["Move all", "Alt"],\
["Validate", "LMB"],\
["Rebool", "Shift"]
]
elif self.CutMode == CIRCLE:
help_txt +=[
["Rotation and Radius", "MouseMove"],\
["Move all", "Alt"],\
["Subdivision", self.carver_prefs.Key_Subrem + " " + self.carver_prefs.Key_Subadd],\
["Incremental rotation", "Ctrl"],\
["Rebool", "Shift"]
]
elif self.CutMode == LINE:
help_txt +=[
["Dimension", "MouseMove"],\
["Move all", "Alt"],\
["Validate", "Space"],\
["Rebool", "Shift"],\
["Snap", "Ctrl"],\
["Scale Snap", "WheelMouse"],\
]
else:
# ObjectMode
help_txt +=[
["Difference", "Space"],\
["Rebool", "Shift + Space"],\
["Duplicate", "Alt + Space"],\
["Scale", self.carver_prefs.Key_Scale],\
["Rotation", "LMB + Move"],\
["Step Angle", "CTRL + LMB + Move"],\
]
if self.ProfileMode:
help_txt += [[
"Previous or Next Profile",
self.carver_prefs.Key_Subadd + " " +
self.carver_prefs.Key_Subrem
]]
help_txt +=[
["Create / Delete rows", chr(8597)],\
["Create / Delete cols", chr(8596)],\
["Gap for rows or columns", self.carver_prefs.Key_Gapy + " " + self.carver_prefs.Key_Gapx]
]
blf.size(0,
int(round(15 * bpy.context.preferences.view.ui_scale, 0)),
72)
help_txt, bloc_height, max_option, max_key, comma = get_text_info(
self, context, help_txt)
draw_string(self, color1, color2, xHelp, yHelp, help_txt,
max_option)
if self.ProfileMode:
xrect = region.width - t_panel_width - 80
yrect = 80
coords = [(xrect, yrect), (xrect + 60, yrect),
(xrect + 60, yrect - 60), (xrect, yrect - 60)]
# Draw rectangle background in the lower right
draw_shader(self, (0.0, 0.0, 0.0),
0.3,
'TRI_FAN',
coords,
size=self.carver_prefs.LineWidth)
# Use numpy to get the vertices and indices of the profile object to draw
WidthProfil = 50
location = Vector((region.width - t_panel_width - WidthProfil, 50, 0))
ProfilScale = 20.0
coords = []
mesh = bpy.data.meshes[self.Profils[self.nProfil][0]]
mesh.calc_loop_triangles()
vertices = np.empty((len(mesh.vertices), 3), 'f')
indices = np.empty((len(mesh.loop_triangles), 3), 'i')
mesh.vertices.foreach_get("co",
np.reshape(vertices,
len(mesh.vertices) * 3))
mesh.loop_triangles.foreach_get(
"vertices", np.reshape(indices,
len(mesh.loop_triangles) * 3))
for idx, vals in enumerate(vertices):
coords.append([
vals[0] * ProfilScale + location.x,
vals[1] * ProfilScale + location.y,
vals[2] * ProfilScale + location.z
])
#Draw the silhouette of the mesh
draw_shader(self,
UIColor,
0.5,
'TRIS',
coords,
size=self.carver_prefs.LineWidth,
indices=indices)
if self.CutMode:
if len(self.mouse_path) > 1:
x0 = self.mouse_path[0][0]
y0 = self.mouse_path[0][1]
x1 = self.mouse_path[1][0]
y1 = self.mouse_path[1][1]
# Cut rectangle
if self.CutType == RECTANGLE:
coords = [
(x0 + self.xpos, y0 + self.ypos), (x1 + self.xpos, y0 + self.ypos), \
(x1 + self.xpos, y1 + self.ypos), (x0 + self.xpos, y1 + self.ypos)
]
indices = ((0, 1, 2), (2, 0, 3))
self.rectangle_coord = coords
draw_shader(self,
UIColor,
1,
'LINE_LOOP',
coords,
size=self.carver_prefs.LineWidth)
#Draw points
draw_shader(self, UIColor, 1, 'POINTS', coords, size=3)
if self.shift or self.CreateMode:
draw_shader(self,
UIColor,
0.5,
'TRIS',
coords,
size=self.carver_prefs.LineWidth,
indices=indices)
# Draw grid (based on the overlay options) to show the incremental snapping
if self.ctrl:
mini_grid(self, context, UIColor)
# Cut Line
elif self.CutType == LINE:
coords = []
indices = []
top_grid = False
for idx, vals in enumerate(self.mouse_path):
coords.append([vals[0] + self.xpos, vals[1] + self.ypos])
indices.append([idx])
# Draw lines
if self.Closed:
draw_shader(self,
UIColor,
1.0,
'LINE_LOOP',
coords,
size=self.carver_prefs.LineWidth)
else:
draw_shader(self,
UIColor,
1.0,
'LINE_STRIP',
coords,
size=self.carver_prefs.LineWidth)
# Draw points
draw_shader(self, UIColor, 1.0, 'POINTS', coords, size=3)
# Draw polygon
if (self.shift) or (self.CreateMode and self.Closed):
draw_shader(self,
UIColor,
0.5,
'TRI_FAN',
coords,
size=self.carver_prefs.LineWidth)
# Draw grid (based on the overlay options) to show the incremental snapping
if self.ctrl:
mini_grid(self, context, UIColor)
# Circle Cut
elif self.CutType == CIRCLE:
# Create a circle using a tri fan
tris_coords, indices = draw_circle(self, x0, y0)
# Remove the vertex in the center to get the outer line of the circle
line_coords = tris_coords[1:]
draw_shader(self,
UIColor,
1.0,
'LINE_LOOP',
line_coords,
size=self.carver_prefs.LineWidth)
if self.shift or self.CreateMode:
draw_shader(self,
UIColor,
0.5,
'TRIS',
tris_coords,
size=self.carver_prefs.LineWidth,
indices=indices)
if (self.ObjectMode
or self.ProfileMode) and len(self.CurrentSelection) > 0:
if self.ShowCursor:
region = context.region
rv3d = context.space_data.region_3d
if self.ObjectMode:
ob = self.ObjectBrush
if self.ProfileMode:
ob = self.ProfileBrush
mat = ob.matrix_world
# 50% alpha, 2 pixel width line
bgl.glEnable(bgl.GL_BLEND)
bbox = [mat @ Vector(b) for b in ob.bound_box]
objBBDiagonal = objDiagonal(self.CurrentSelection[0])
if self.shift:
gl_size = 4
UIColor = (0.5, 1.0, 0.0, 1.0)
else:
gl_size = 2
UIColor = (1.0, 0.8, 0.0, 1.0)
line_coords = []
idx = 0
CRadius = ((bbox[7] - bbox[0]).length) / 2
for i in range(int(len(self.CLR_C) / 3)):
vector3d = (self.CLR_C[idx * 3] * CRadius + self.CurLoc.x, \
self.CLR_C[idx * 3 + 1] * CRadius + self.CurLoc.y, \
self.CLR_C[idx * 3 + 2] * CRadius + self.CurLoc.z)
vector2d = bpy_extras.view3d_utils.location_3d_to_region_2d(
region, rv3d, vector3d)
if vector2d is not None:
line_coords.append((vector2d[0], vector2d[1]))
idx += 1
if len(line_coords) > 0:
draw_shader(self,
UIColor,
1.0,
'LINE_LOOP',
line_coords,
size=gl_size)
# Object display
if self.quat_rot is not None:
ob.location = self.CurLoc
v = Vector()
v.x = v.y = 0.0
v.z = self.BrushDepthOffset
ob.location += self.quat_rot @ v
e = Euler()
e.x = 0.0
e.y = 0.0
e.z = self.aRotZ / 25.0
qe = e.to_quaternion()
qRot = self.quat_rot @ qe
ob.rotation_mode = 'QUATERNION'
ob.rotation_quaternion = qRot
ob.rotation_mode = 'XYZ'
if self.ProfileMode:
if self.ProfileBrush is not None:
self.ProfileBrush.location = self.CurLoc
self.ProfileBrush.rotation_mode = 'QUATERNION'
self.ProfileBrush.rotation_quaternion = qRot
self.ProfileBrush.rotation_mode = 'XYZ'
# Opengl defaults
bgl.glLineWidth(1)
bgl.glDisable(bgl.GL_BLEND)