[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [14064] trunk/blender/release/scripts: image render to billboard was rotating UV's incorrectly, also make use of texface alpha rather then making many materials with textures .
Campbell Barton
ideasman42 at gmail.com
Wed Mar 12 11:00:52 CET 2008
Revision: 14064
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=14064
Author: campbellbarton
Date: 2008-03-12 11:00:52 +0100 (Wed, 12 Mar 2008)
Log Message:
-----------
image render to billboard was rotating UV's incorrectly, also make use of texface alpha rather then making many materials with textures.
Modified Paths:
--------------
trunk/blender/release/scripts/bpymodules/BPyRender.py
trunk/blender/release/scripts/image_billboard.py
Modified: trunk/blender/release/scripts/bpymodules/BPyRender.py
===================================================================
--- trunk/blender/release/scripts/bpymodules/BPyRender.py 2008-03-12 09:04:07 UTC (rev 14063)
+++ trunk/blender/release/scripts/bpymodules/BPyRender.py 2008-03-12 10:00:52 UTC (rev 14064)
@@ -181,7 +181,6 @@
Blender.Window.RedrawAll()
- render_context.threads= 2 # good for dual core cpu's
render_context.render()
render_context.saveRenderedImage(path)
Render.CloseRenderWindow()
Modified: trunk/blender/release/scripts/image_billboard.py
===================================================================
--- trunk/blender/release/scripts/image_billboard.py 2008-03-12 09:04:07 UTC (rev 14063)
+++ trunk/blender/release/scripts/image_billboard.py 2008-03-12 10:00:52 UTC (rev 14064)
@@ -46,44 +46,37 @@
# ***** END GPL LICENCE BLOCK *****
# --------------------------------------------------------------------------
-import Blender as B
+import Blender
+from Blender import Mesh, Material, Draw
import BPyMathutils
import bpy
import BPyRender
from Blender.Scene import Render
+# reload(BPyRender)
+# reload(BPyMathutils)
+
import os
-Vector= B.Mathutils.Vector
+Vector= Blender.Mathutils.Vector
def alpha_mat(image):
# returns a material useable for
mtl= bpy.data.materials.new()
- mtl.mode |= (B.Material.Modes.SHADELESS | B.Material.Modes.ZTRANSP | B.Material.Modes.FULLOSA )
- mtl.alpha= 0.0 # so image sets the alpha
-
- tex= bpy.data.textures.new()
- tex.type= B.Texture.Types.IMAGE
- image.antialias = True
- tex.setImageFlags('InterPol', 'UseAlpha')
- tex.setExtend('Clip')
- tex.image= image
-
- mtl.setTexture(0, tex, B.Texture.TexCo.UV, B.Texture.MapTo.COL | B.Texture.MapTo.ALPHA)
-
+ mtl.mode |= (Material.Modes.SHADELESS | Material.Modes.ZTRANSP | Material.Modes.FULLOSA | Material.Modes.TEXFACE | Material.Modes.TEXFACE_ALPHA )
return mtl
# PupBlock Settings
GLOBALS= {}
-PREF_RES= B.Draw.Create(512)
-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)
+PREF_RES= Draw.Create(512)
+PREF_TILE_RES= Draw.Create(256)
+PREF_AA = Draw.Create(1)
+PREF_ALPHA= Draw.Create(1)
+PREF_Z_OFFSET = Draw.Create(10.0)
+PREF_IMG_PACK= Draw.Create(1)
def save_billboard(PREF_IMAGE_PATH):
- B.Window.WaitCursor(1)
+ Blender.Window.WaitCursor(1)
# remove png, add it later
PREF_IMAGE_PATH= PREF_IMAGE_PATH.replace('.png', '')
@@ -91,7 +84,7 @@
me_ob = GLOBALS['me_ob']
me_data = GLOBALS['me_data']
- time= B.sys.time()
+ time= Blender.sys.time()
me_mat= me_ob.matrixWorld
@@ -99,9 +92,10 @@
face_data= [] # Store faces, images etc
boxes2Pack= []
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]
@@ -114,9 +108,7 @@
else:
rot90= False
-
- #plane.reverse()
- no= B.Mathutils.QuadNormal(*plane)
+ no= Blender.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
@@ -127,39 +119,43 @@
#img.pack() # se we can keep overwriting the path
#img.filename= ""
+ if rot90:
+ f.uv=Vector(1,1), Vector(0,1), Vector(0,0), Vector(1,0)
+ else:
+ f.uv= Vector(0,1), Vector(0,0), Vector(1,0), Vector(1,1)
if not PREF_IMG_PACK.val:
- f.mode |= B.Mesh.FaceModes.TEX
+ f.mode |= 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
+ f.transp |= 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) )
+ face_data.append( (f, img) )
boxes2Pack.append( [0.0,0.0,h, w, i] )
if PREF_IMG_PACK.val:
# pack the quads into a square
- packWidth, packHeight = B.Geometry.BoxPack2D(boxes2Pack)
+ packWidth, packHeight = Blender.Geometry.BoxPack2D(boxes2Pack)
render_obs= []
+ render_mat= alpha_mat(img)
+
# Add geometry to the mesh
for box in boxes2Pack:
i= box[4]
- orig_f, img, rot90= face_data[i]
+ orig_f, img= face_data[i]
# New Mesh and Object
- render_mat= alpha_mat(img)
render_me= bpy.data.meshes.new()
- render_ob= B.Object.New('Mesh')
+ render_ob= Blender.Object.New('Mesh')
render_me.materials= [render_mat]
render_ob.link(render_me)
@@ -178,49 +174,41 @@
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
+ render_me.faces[0].uv = [Vector(0,0), Vector(0,1), Vector(1,1), Vector(1,0)]
+ render_me.faces[0].image = img
# 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)
-
+ for uv in orig_f.uv:
+ uv.x = _x + (uv.x * _w)
+ uv.y = _y + (uv.y * _h)
+
target_image= BPyRender.imageFromObjectsOrtho(render_obs, PREF_IMAGE_PATH, PREF_RES.val, PREF_RES.val, PREF_AA.val, PREF_ALPHA.val, None)
+ target_image.reload() # incase your overwriting an existing image.
# 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
+ f.transp |= Mesh.FaceTranspModes.ALPHA
# 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()
- B.Window.WaitCursor(0)
- print '%.2f secs taken' % (B.sys.time()-time)
-
+ Blender.Window.WaitCursor(0)
+ print '%.2f secs taken' % (Blender.sys.time()-time)
-
def main():
scn= bpy.data.scenes.active
ob_sel= list(scn.objects.context)
@@ -229,13 +217,13 @@
# Error Checking
if len(ob_sel) < 2:
- B.Draw.PupMenu("Error%t|Select 2 mesh objects")
+ Draw.PupMenu("Error%t|Select 2 mesh objects")
return
me_ob= scn.objects.active
if not me_ob:
- B.Draw.PupMenu("Error%t|No active mesh selected.")
+ Draw.PupMenu("Error%t|No active mesh selected.")
try:
ob_sel.remove(me_ob)
@@ -243,14 +231,14 @@
pass
if me_ob.type != 'Mesh':
- B.Draw.PupMenu("Error%t|Active Object must be a mesh to write billboard images too")
+ Draw.PupMenu("Error%t|Active Object must be a mesh to write billboard images too")
return
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")
+ Draw.PupMenu("Error%t|Active mesh must have only quads")
return
@@ -260,13 +248,13 @@
("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"),\
+ ("Pack Final", PREF_IMG_PACK , "Pack the image for each face into images into a single 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):
+ if not Draw.PupBlock("Billboard Render", block):
return
# Set globals
@@ -274,7 +262,8 @@
GLOBALS['me_ob'] = me_ob
GLOBALS['me_data'] = me_data
- B.Window.FileSelector(save_billboard, 'SAVE BILLBOARD', B.sys.makename(ext='.png'))
+ Blender.Window.FileSelector(save_billboard, 'SAVE BILLBOARD', Blender.sys.makename(ext='.png'))
+ # save_billboard('/tmp/test.png')
if __name__=='__main__':
main()
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