render-images-for-webshop/data/render_pictureonly.py

import bpy
import sys
import mathutils

argv = sys.argv
argv = argv[argv.index("--") + 1:]

width = int(argv[0])
height = int(argv[1])
imgpath = argv[2]
renderPath = argv[3]

def selectObject(name):
    ob = bpy.context.scene.objects[name]
    bpy.ops.object.select_all(action='DESELECT')
    bpy.context.view_layer.objects.active = ob
    ob.select_set(True)

def moveObject(name,x,y,z):
    selectObject(name)
    bpy.context.object.location = x, y, z

def scaleObject(name,x,y,z):
    selectObject(name)
    bpy.context.object.dimensions = x, y, z

def moveCamLocal(z):
    cam = bpy.data.objects["Camera"]
    vec = mathutils.Vector((0.0, 0.0, z))
    inv = cam.matrix_world.copy()
    inv.invert()
    vec_rot = vec @ inv
    cam.location = cam.location + vec_rot


img = bpy.data.images.load(filepath = imgpath)
selectObject("Canvas")
bpy.context.object.material_slots[0].material.node_tree.nodes["Image Texture"].image = img

diff = max(width,height) - 80
moveCamLocal(diff/55)

moveObject("BarTop",0,0,height/100/2)
moveObject("BarBottom",0,0,-height/100/2)
moveObject("BarLeft",-width/100/2,0,0)
moveObject("BarRight",width/100/2,0,0)

scaleObject("BarTop",width/100-0.06,0.026024,0.02)
scaleObject("BarBottom",width/100-0.06,0.026024,0.02)
scaleObject("BarLeft",height/100-0.06,0.026024,0.02)
scaleObject("BarRight",height/100-0.06,0.026024,0.02)

moveObject("CornerTopRight", width/100/2,0,height/100/2)
moveObject("CornerTopLeft", -width/100/2,0,height/100/2)
moveObject("CornerBottomRight", width/100/2,0,-height/100/2)
moveObject("CornerBottomLeft", -width/100/2,0,-height/100/2)

scaleObject("Glass", width/100,0.002037,height/100)
scaleObject("Canvas",width/100,0.0025,height/100)


bpy.context.scene.render.filepath = renderPath
bpy.ops.render.render(write_still = True)