endless-sky-artificial-crew-models/scripts/deep_computer.py

import bpy
import mathutils
import math
import random

# load outfittemplate-nocube.blend, then run this

# we need five materials
#   - the monitor (image texture)
#   - the metal for the case
#   - three colors for the buttons
#     - green (pressed down)
#     - grey/clear (most unpressed)
#     - red (unpressed but alert)

monitor_mat = bpy.data.materials.new("ComputerMonitor")
monitor_mat.diffuse_color = [0, 0.02, 0, 1]
monitor_mat.specular_color = [0.9, 1, 0.9]
monitor_mat.roughness = 0.05

monitor_mat.use_nodes = True
mon_nodes = monitor_mat.node_tree.nodes
mon_links = monitor_mat.node_tree.links
mon_mat_output = mon_nodes.get('Material Output')
mon_bsdf = mon_nodes.get('Principled BSDF')
mon_bsdf.inputs['Roughness'].default_value = 0.1
mon_bsdf.inputs['Emission Strength'].default_value = 3

mon_img = bpy.data.images.load(filepath = '/home/jmelesky/code/endless-sky-artificial-crew-models/images/oscilloscreen.png')
mon_imgtx = mon_nodes.new('ShaderNodeTexImage')
mon_imgtx.image = mon_img

mon_links.new(mon_imgtx.outputs['Color'], mon_bsdf.inputs['Base Color'])

mon_ramp = mon_nodes.new('ShaderNodeValToRGB')
mon_ramp.color_ramp.interpolation = 'B_SPLINE'
mon_ramp.color_ramp.elements[0].position = 0.1
mon_ramp.color_ramp.elements[1].color = [0.05, 1.0, 0.0, 1.0]

mon_links.new(mon_imgtx.outputs['Color'], mon_ramp.inputs['Fac'])
mon_links.new(mon_ramp.outputs['Color'], mon_bsdf.inputs['Emission Color'])

metal_mat = bpy.data.materials.new("ComputerMetal")
metal_mat.use_nodes = True
metal_nodes = metal_mat.node_tree.nodes
metal_links = metal_mat.node_tree.links
metal_mat_output = metal_nodes.get('Material Output')
metal_bsdf = metal_nodes.get('Principled BSDF')
metal_bsdf.inputs['Metallic'].default_value = 1.0
metal_bsdf.inputs['Base Color'].default_value = [0.16, 0.12, 0.08, 1.0]

# metal_noise = metal_nodes.new('ShaderNodeTexNoise')
# metal_noise.inputs['Scale'].default_value = 70.0
# metal_noise.inputs['Detail'].default_value = 15.0
# metal_noise.inputs['Roughness'].default_value = 0.6

# metal_ramp = metal_nodes.new('ShaderNodeValToRGB')
# metal_ramp.color_ramp.elements[0].color = [0.08, 0.07, 0.03, 1.0]
# metal_ramp.color_ramp.elements[1].color = [0.16, 0.155, 0.08, 1.0]

# metal_links.new(metal_noise.outputs['Fac'], metal_ramp.inputs['Fac'])
# metal_links.new(metal_ramp.outputs['Color'], metal_bsdf.inputs['Base Color'])

metal_bump = metal_nodes.new('ShaderNodeBump')
metal_bump.invert = True
metal_bump.inputs['Strength'].default_value = 0.3

metal_noise2 = metal_nodes.new('ShaderNodeTexNoise')
metal_noise2.inputs['Scale'].default_value = 70.0
metal_noise2.inputs['Detail'].default_value = 15.0
metal_noise2.inputs['Roughness'].default_value = 0.6

metal_links.new(metal_noise2.outputs['Fac'], metal_bump.inputs['Height'])
metal_links.new(metal_bump.outputs['Normal'], metal_bsdf.inputs['Normal'])
metal_links.new(metal_bump.outputs['Normal'], metal_bsdf.inputs['Roughness'])


down_button_mat = bpy.data.materials.new("DownButton")
down_button_mat.use_nodes = True
down_button_mat.blend_method = 'BLEND'
down_bsdf = down_button_mat.node_tree.nodes.get('Principled BSDF')
down_bsdf.inputs['Base Color'].default_value = [0.5, 0.5, 0.5, 0.95]
down_bsdf.inputs['Roughness'].default_value = 0.4
down_bsdf.inputs['Emission Color'].default_value = [0.2, 0.85, 0.2, 0.3]
down_bsdf.inputs['Emission Strength'].default_value = 0.8


up_button_mat = bpy.data.materials.new("UpButton")
up_button_mat.diffuse_color = [0.5, 0.5, 0.5, 0.4]
up_button_mat.roughness = 0.8
up_button_mat.blend_method = 'BLEND'

attn_button_mat = bpy.data.materials.new("AttnButton")
attn_button_mat.use_nodes = True
attn_button_mat.blend_method = 'BLEND'
attn_bsdf = attn_button_mat.node_tree.nodes.get('Principled BSDF')
attn_bsdf.inputs['Base Color'].default_value = [0.5, 0.5, 0.5, 0.95]
attn_bsdf.inputs['Roughness'].default_value = 0.4
attn_bsdf.inputs['Emission Color'].default_value = [0.7, 0.1, 0.1, 0.3]
attn_bsdf.inputs['Emission Strength'].default_value = 0.7



# now the big box
back_bottom_left   = (0,0,0)
back_top_left      = (0,0,8)
front_top_left     = (2,0,8)
front_mid_left     = (4,0,3)
front_bottom_left  = (4,0,0)
back_bottom_right  = (0,10,0)
back_top_right     = (0,10,8)
front_top_right    = (2,10,8)
front_mid_right    = (4,10,3)
front_bottom_right = (4,10,0)

box_vertices = [back_bottom_left, back_top_left, back_bottom_right, back_top_right,
    front_top_left, front_top_right, front_mid_left, front_mid_right,
    front_bottom_left, front_bottom_right]
box_faces = [
    (0,1,3,2), # the back of the box: back_bottom_left, back_top_left, back_top_right, back_bottom_right
    (0,2,9,8), # the bottom: back_bottom_left, back_bottom_right, front_bottom_right, front_bottom_left
    (8,9,7,6), # lower front plate: front_bottom_left, front_bottom_right, front_mid_right, front_mid_left
    (9,2,3,5,7), # right side panel (5 edges): front_bottom_right, back_bottom_right, back_top_right, front_top_right, front_mid_right
    (0,8,6,4,1), # left side panel: back_bottom_left, front_bottom_left, front_mid_left, front_top_left, back_top_left
    (6,7,5,4), # upper front plate: front_mid_left, front_mid_right, front_top_right, front_top_left
    (4,5,3,1), # top: front_top_left, front_top_right, back_top_right, back_top_left
]

# box_mat = bpy.data.materials.new('MyBoxMaterial')
# box_mat.use_nodes = True

# if box_mat.node_tree:
#     box_mat.node_tree.links.clear()
#     box_mat.node_tree.nodes.clear()

# box_output = box_mat.node_tree.nodes.new(type='ShaderNodeOutputMaterial')
# box_shader = box_mat.node_tree.nodes.new(type='ShaderNodeBsdfDiffuse')
# box_mat.node_tree.nodes['Diffuse BSDF'].inputs[0].default_value = (.125, .179, .263, 1)
# box_mat.node_tree.links.new(box_shader.outputs[0], box_output.inputs[0])

box_mesh = bpy.data.meshes.new('MyComputerBoxMesh')
box_mesh.from_pydata(box_vertices, [], box_faces)

box_obj = bpy.data.objects.new('MyComputerBox', box_mesh)
box_obj.data.materials.append(metal_mat)
bpy.context.scene.collection.objects.link(box_obj)


# the oscilloscope-style monitor

monitor_location = mathutils.Vector((3, 2.5, 5.5))
monitor_scale = mathutils.Vector((.4, 1, 1))
monitor_rotation = mathutils.Euler((0, math.radians(203), math.radians(180)))

bpy.ops.mesh.primitive_uv_sphere_add(
    segments=32,
    ring_count=16,
    radius=2,
    location=monitor_location,
    scale=monitor_scale, # this is relative to the size
    rotation=monitor_rotation)

# smooth the monitor, add a texture

monitor_obj = bpy.context.active_object
for f in monitor_obj.data.polygons:
    f.use_smooth = True
monitor_obj.data.update()

monitor_obj.data.materials.append(monitor_mat)


# three rows of buttons, randomly depressed
#
# a better way to do this would be to set the buttons in a group,
# then rotate that entire group. i'm not there yet, so we're
# using some magic numbers for positional offsets.

buttons = []

for i in [7, 5.5, 4]:
    for j in [6.8, 7.2, 7.6, 8, 8.4, 8.8, 9.2]:
        if random.random() > .6:
            button_location = mathutils.Vector((5.0 - (i/2.5), j, i-.1))
            button_material = down_button_mat
        else:
            button_location = mathutils.Vector((5.2 - (i/2.5), j, i))
            if random.random() > .8:
                button_material = attn_button_mat
            else:
                button_material = up_button_mat

        bpy.ops.mesh.primitive_cube_add(
            size=1,
            location=button_location,
            rotation=monitor_rotation,
            scale=mathutils.Vector((.8, .2, .6)))

        button = bpy.context.active_object
        buttons.append(button)
        button.data.materials.append(button_material)

box_obj.select_set(True)
monitor_obj.select_set(True)
for b in buttons:
    b.select_set(True)

bpy.ops.transform.resize(
    value=(0.5, 0.5, 0.5)
)

bpy.ops.transform.rotate(
    value=math.radians(90)
)

bpy.ops.transform.translate(
    value=(-2.5,-5,-3.3)
)