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BPyRender.imageFromObjectsOrtho's now sets all layers visible,

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an error in Scene.c - scn.Layers disallowd all layer bits to be set.

made image_billboard.py rotate all images to be verticle for more efficient packing, added the option not to pack resulting images into 1.
This commit is contained in:
Campbell Barton
2006-10-09 04:29:24 +00:00
parent 74f2727a9e
commit 27dc45ba24
3 changed files with 123 additions and 100 deletions
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8
release/scripts/bpymodules/BPyRender.py
View File

@@ -33,11 +33,11 @@ def imageFromObjectsOrtho(objects, path, width, height, smooth, alpha= True, cam
scn= Scene.GetCurrent()
render_scn= Scene.New()
render_scn.makeCurrent()
render_scn.Layers |= 2097151 # all layers enabled
# Add objects into the current scene
for ob in objects:
render_scn.link(ob)
# set layers
render_context= render_scn.getRenderingContext()
render_context.setRenderPath('') # so we can ignore any existing path and save to the abs path.
@@ -148,10 +148,12 @@ def imageFromObjectsOrtho(objects, path, width, height, smooth, alpha= True, cam
render_cam_ob.LocX= 0.5
render_cam_ob.LocY= 0.5
Blender.Window.RedrawAll()
render_context.threads= True # good for dual core cpu's
render_context.render()
render_context.saveRenderedImage(path)
# Render.CloseRenderWindow()
Render.CloseRenderWindow()
#if not B.sys.exists(PREF_IMAGE_PATH_EXPAND):
# raise 'Error!!!'

213
release/scripts/image_billboard.py
View File

@@ -31,7 +31,7 @@ import Blender as B
import BPyMathutils
# reload(BPyMathutils)
import BPyRender
# reload(BPyRender)
reload(BPyRender)
import boxpack2d
# reload(boxpack2d) # for developing.
from Blender.Scene import Render
@@ -62,9 +62,13 @@ PREF_TILE_RES= B.Draw.Create(256)
PREF_AA = B.Draw.Create(1)
PREF_ALPHA= B.Draw.Create(1)
PREF_Z_OFFSET = B.Draw.Create(10.0)
PREF_IMG_PACK= B.Draw.Create(1)
def save_billboard(PREF_IMAGE_PATH):
B.Window.WaitCursor(1)
# remove png, add it later
PREF_IMAGE_PATH= PREF_IMAGE_PATH.replace('.png', '')
ob_sel= GLOBALS['ob_sel']
me_ob = GLOBALS['me_ob']
@@ -77,101 +81,119 @@ def save_billboard(PREF_IMAGE_PATH):
# Render images for all faces
face_data= [] # Store faces, images etc
boxes2Pack= []
temp_images= []
me_data.faceUV= True
for i, f in enumerate(me_data.faces):
no= f.no
# Offset the plane by the zoffset on the faces normal
plane= [v.co * me_mat for v in f]
plane.reverse()
# Horizontal stacking, make sure 0,1 and 2,3 are the longest
if\
(plane[0]-plane[1]).length + (plane[2]-plane[3]).length < \
(plane[1]-plane[2]).length + (plane[3]-plane[0]).length:
plane.append(plane.pop(0))
rot90= True
else:
rot90= False
#plane.reverse()
no= B.Mathutils.QuadNormal(*plane)
plane= [v + no*PREF_Z_OFFSET.val for v in plane]
cent= (plane[0]+plane[1]+plane[2]+plane[3] ) /4.0
camera_matrix= BPyMathutils.plane2mat(plane)
tmp_path= '%s.%d' % (PREF_IMAGE_PATH, i)
tmp_path= '%s_%d' % (PREF_IMAGE_PATH, i)
img= BPyRender.imageFromObjectsOrtho(ob_sel, tmp_path, PREF_TILE_RES.val, PREF_TILE_RES.val, PREF_AA.val, PREF_ALPHA.val, camera_matrix)
# img.reload()
#img.pack() # se we can keep overwriting the path
#img.filename= ""
temp_images.append(img)
face_data.append( (f, img, plane) )
w= ((plane[0]-plane[1]).length + (plane[2]-plane[3]).length)/2
h= ((plane[1]-plane[2]).length + (plane[3]-plane[0]).length)/2
f.mode |= B.Mesh.FaceModes.TEX
f.image = img
f.uv=Vector(1,1), Vector(1,0), Vector(0,0), Vector(0,1)
boxes2Pack.append( (i, w, h) )
if not PREF_IMG_PACK.val:
f.mode |= B.Mesh.FaceModes.TEX
f.image = img
f.uv=Vector(0,1), Vector(0,0), Vector(1,0), Vector(1,1)
if PREF_ALPHA.val:
f.transp |= B.Mesh.FaceTranspModes.ALPHA
else:
w= ((plane[0]-plane[1]).length + (plane[2]-plane[3]).length)/2
h= ((plane[1]-plane[2]).length + (plane[3]-plane[0]).length)/2
face_data.append( (f, img, rot90) )
boxes2Pack.append( (i, h, w) )
# pack the quads into a square
packWidth, packHeight, packedLs = boxpack2d.boxPackIter(boxes2Pack)
render_obs= []
# Add geometry to the mesh
for i, box in enumerate(packedLs):
if PREF_IMG_PACK.val:
# pack the quads into a square
orig_f, img, plane= face_data[i]
packWidth, packHeight, packedLs = boxpack2d.boxPackIter(boxes2Pack)
render_obs= []
# New Mesh and Object
render_mat= alpha_mat(img)
# Add geometry to the mesh
for box in packedLs:
i= box[0]
orig_f, img, rot90= face_data[i]
# New Mesh and Object
render_mat= alpha_mat(img)
render_me= B.Mesh.New()
render_ob= B.Object.New('Mesh')
render_me.materials= [render_mat]
render_ob.link(render_me)
render_obs.append(render_ob)
# Add verts clockwise from the bottom left.
_x= box[1] / packWidth
_y= box[2] / packHeight
_w= box[3] / packWidth
_h= box[4] / packHeight
render_me.verts.extend([\
Vector(_x, _y, 0),\
Vector(_x, _y +_h, 0),\
Vector(_x + _w, _y +_h, 0),\
Vector(_x + _w, _y, 0),\
])
render_me.faces.extend(list(render_me.verts))
render_me.faceUV= True
# target_face= render_me.faces[-1]
# TEXFACE isnt used because of the renderign engine cant to alpha's for texdface.
#target_face.image= img
#target_face.mode |= B.Mesh.FaceModes.TEX
# Set the UV's, we need to flip them HOZ?
uv1, uv2, uv3, uv4= orig_f.uv
uv3.x= uv4.x= _x+_w
uv1.x= uv2.x= _x
uv2.y= uv3.y= _y+_h
uv1.y= uv4.y= _y
if rot90:
orig_f.uv= Vector(uv4), Vector(uv1), Vector(uv2), Vector(uv3)
target_image= BPyRender.imageFromObjectsOrtho(render_obs, PREF_IMAGE_PATH, PREF_RES.val, PREF_RES.val, PREF_AA.val, PREF_ALPHA.val, None)
render_me= B.Mesh.New()
render_me.verts.extend([Vector(0,0,0)]) # Stupid, dummy vert, preverts errors. when assigning UV's/
render_ob= B.Object.New('Mesh')
render_me.materials= [render_mat]
render_ob.link(render_me)
# Set to the 1 image.
for f in me_data.faces:
f.image= target_image
if PREF_ALPHA.val:
f.transp |= B.Mesh.FaceTranspModes.ALPHA
render_obs.append(render_ob)
# Add verts clockwise from the bottom left.
_x= box[1] / packWidth
_y= box[2] / packHeight
_w= box[3] / packWidth
_h= box[4] / packHeight
render_me.verts.extend([\
Vector(_x, _y, 0),\
Vector(_x, _y +_h, 0),\
Vector(_x + _w, _y +_h, 0),\
Vector(_x + _w, _y, 0),\
])
render_me.faces.extend([\
render_me.verts[-1],\
render_me.verts[-2],\
render_me.verts[-3],\
render_me.verts[-4],\
])
render_me.faceUV= True
# target_face= render_me.faces[-1]
# TEXFACE isnt used because of the renderign engine cant to alpha's for texdface.
#target_face.image= img
#target_face.mode |= B.Mesh.FaceModes.TEX
# Set the UV's, we need to flip them HOZ?
orig_f.uv[2].x= orig_f.uv[3].x= _x+_w
orig_f.uv[0].x= orig_f.uv[1].x= _x
orig_f.uv[1].y= orig_f.uv[2].y= _y+_h
orig_f.uv[0].y= orig_f.uv[3].y= _y
target_image= BPyRender.imageFromObjectsOrtho(render_obs, PREF_IMAGE_PATH, PREF_RES.val, PREF_RES.val, PREF_AA.val, PREF_ALPHA.val, None)
# Set to the 1 image.
for f in me_data.faces:
f.image= target_image
if PREF_ALPHA.val:
f.transp |= B.Mesh.FaceTranspModes.ALPHA
# Free the images data and remove
for img in temp_images:
os.remove(img.filename)
img.reload()
# Free the images data and remove
for data in face_data:
img= data[1]
os.remove(img.filename)
img.reload()
# Finish pack
me_data.update()
me_ob.makeDisplayList()
@@ -182,32 +204,13 @@ def save_billboard(PREF_IMAGE_PATH):
def main():
block = [\
'Image Pixel Size',\
("Output: ", PREF_RES, 128, 2048, "Pixel width and height to render the billboard to"),\
("Tile: ", PREF_TILE_RES, 64, 1024, "Pixel width and height for each tile to render to"),\
'Render Settings',\
("Oversampling", PREF_AA , "Higher quality woth extra sampling"),\
("Alpha Clipping", PREF_ALPHA , "Render empty areas as transparent"),\
("Cam ZOffset: ", PREF_Z_OFFSET, 0.1, 100, "Distance to place the camera away from the quad when rendering")\
]
if not B.Draw.PupBlock("Billboard Render", block):
return
B.Window.WaitCursor(1)
scn= B.Scene.GetCurrent()
ob_sel= list(scn.objects.context)
PREF_KEEP_ASPECT= False
# Error Checking
if len(ob_sel) < 2:
B.Draw.PupMenu("Error%t|Select 2 mesh objects")
return
@@ -228,12 +231,30 @@ def main():
me_data= me_ob.getData(mesh=1)
for f in me_data.faces:
if len(f) != 4:
B.Draw.PupMenu("Error%t|Active mesh must have only quads")
return
# Get user input
block = [\
'Image Pixel Size',\
("Packed Size: ", PREF_RES, 128, 2048, "Pixel width and height to render the billboard to"),\
("Tile Size: ", PREF_TILE_RES, 64, 1024, "Pixel width and height for each tile to render to"),\
'Render Settings',\
("Pack Final", PREF_IMG_PACK , "Pack all images into 1 image"),\
("Oversampling", PREF_AA , "Higher quality woth extra sampling"),\
("Alpha Clipping", PREF_ALPHA , "Render empty areas as transparent"),\
("Cam ZOffset: ", PREF_Z_OFFSET, 0.1, 100, "Distance to place the camera away from the quad when rendering")\
]
if not B.Draw.PupBlock("Billboard Render", block):
return
# Set globals
GLOBALS['ob_sel'] = ob_sel
GLOBALS['me_ob'] = me_ob
GLOBALS['me_data'] = me_data

2
source/blender/python/api2_2x/Scene.c
View File

@@ -677,7 +677,7 @@ static PyObject *Scene_setLayersMask(BPy_Scene *self, PyObject *args)
"expected an integer (bitmask) as argument" );
}
if (laymask <= 0 || laymask > 1048575) /* binary: 1111 1111 1111 1111 1111 */
if (laymask <= 0 || laymask > 2097151) /* binary: 1111 1111 1111 1111 1111 */
return EXPP_ReturnPyObjError( PyExc_AttributeError,
"bitmask must have from 1 up to 20 bits set");