diff options
author | Maurice Raybaud <mauriceraybaud@hotmail.fr> | 2013-02-08 19:03:51 +0400 |
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committer | Maurice Raybaud <mauriceraybaud@hotmail.fr> | 2013-02-08 19:03:51 +0400 |
commit | 1e46cc597d7768dac1b6b2a5b2f9dfc31086bcde (patch) | |
tree | 254feef2f530a6dbe22d206161792c2f7788fbf6 | |
parent | 9e11509b70067c0c24fec6f1c38e7c4b93ba7f06 (diff) |
Added Hair Child Support
note: rendersteps seem closer to BI with power of 3 rather than 2 as said in the UI Py tooltip.
-rw-r--r-- | render_povray/render.py | 52 |
1 files changed, 31 insertions, 21 deletions
diff --git a/render_povray/render.py b/render_povray/render.py index caf73fc7..fdf969ee 100644 --- a/render_povray/render.py +++ b/render_povray/render.py @@ -845,47 +845,54 @@ def write_pov(filename, scene=None, info_callback=None): strandStart = 0.01 strandEnd = 0.01 strandShape = 0.0 - - totalNumberOfHairs = len(pSys.particles) - hairCounter = 0 + # Set the number of particles to render count rather than 3d view display + pSys.set_resolution(scene, ob, 'RENDER') + steps = pSys.settings.draw_step + steps = 3 ** steps # or (power of 2 rather than 3) + 1 # Formerly : len(particle.hair_keys) + + totalNumberOfHairs = ( len(pSys.particles) + len(pSys.child_particles) ) + #hairCounter = 0 file.write('#declare HairArray = array[%i] {\n' % totalNumberOfHairs) - for particle in pSys.particles: - if particle.is_exist and particle.is_visible: - hairCounter += 1 - controlPointCounter = 0 + for pindex in range(0, totalNumberOfHairs): + + #if particle.is_exist and particle.is_visible: + #hairCounter += 1 + #controlPointCounter = 0 # Each hair is represented as a separate sphere_sweep in POV-Ray. file.write('sphere_sweep{') if pSys.settings.use_hair_bspline: file.write('b_spline ') - file.write('%i,\n' % (len(particle.hair_keys) + 2)) # +2 because the first point needs tripling to be more than a handle in POV - + file.write('%i,\n' % (steps + 2)) # +2 because the first point needs tripling to be more than a handle in POV else: file.write('linear_spline ') - file.write('%i,\n' % (len(particle.hair_keys))) - for controlPoint in particle.hair_keys: + file.write('%i,\n' % (steps)) + + for step in range(0, steps): + co = pSys.co_hair(ob, mod, pindex, step) + #for controlPoint in particle.hair_keys: if pSys.settings.clump_factor != 0: hDiameter = pSys.settings.clump_factor / 200.0 * random.uniform(0.5, 1) - elif controlPointCounter == 0: + elif step == 0: hDiameter = strandStart else: - hDiameter += (strandEnd-strandStart)/(len(particle.hair_keys)+1) #XXX +1 or not? - if controlPointCounter == 0 and pSys.settings.use_hair_bspline: + hDiameter += (strandEnd-strandStart)/(pSys.settings.draw_step+1) #XXX +1 or not? + if step == 0 and pSys.settings.use_hair_bspline: # Write three times the first point to compensate pov Bezier handling - file.write('<%.6g,%.6g,%.6g>,%.7g,\n' % (controlPoint.co[0], controlPoint.co[1], controlPoint.co[2], abs(hDiameter))) - file.write('<%.6g,%.6g,%.6g>,%.7g,\n' % (controlPoint.co[0], controlPoint.co[1], controlPoint.co[2], abs(hDiameter))) + file.write('<%.6g,%.6g,%.6g>,%.7g,\n' % (co[0], co[1], co[2], abs(hDiameter))) + file.write('<%.6g,%.6g,%.6g>,%.7g,\n' % (co[0], co[1], co[2], abs(hDiameter))) #file.write('<%.6g,%.6g,%.6g>,%.7g' % (particle.location[0], particle.location[1], particle.location[2], abs(hDiameter))) # Useless because particle location is the tip, not the root. #file.write(',\n') - controlPointCounter += 1 + #controlPointCounter += 1 #totalNumberOfHairs += len(pSys.particles)# len(particle.hair_keys) # Each control point is written out, along with the radius of the # hair at that point. - file.write('<%.6g,%.6g,%.6g>,%.7g' % (controlPoint.co[0], controlPoint.co[1], controlPoint.co[2], abs(hDiameter))) + file.write('<%.6g,%.6g,%.6g>,%.7g' % (co[0], co[1], co[2], abs(hDiameter))) # All coordinates except the last need a following comma. - if controlPointCounter != len(particle.hair_keys): + if step != steps - 1: file.write(',\n') else: # End the sphere_sweep declaration for this hair @@ -893,7 +900,7 @@ def write_pov(filename, scene=None, info_callback=None): # All but the final sphere_sweep (each array element) needs a terminating comma. - if hairCounter != totalNumberOfHairs: + if pindex != totalNumberOfHairs: file.write(',\n') else: file.write('\n') @@ -951,7 +958,10 @@ def write_pov(filename, scene=None, info_callback=None): file.write('}') print('Totals hairstrands written: %i' % totalNumberOfHairs) print('Number of tufts (particle systems)', len(ob.particle_systems)) - + + # Set back the displayed number of particles to preview count + pSys.set_resolution(scene, ob, 'PREVIEW') + if renderEmitter == False: continue #don't render mesh, skip to next object. try: |