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2.8 changes 8 (raytrace_transparency)

This commit is contained in:
Maurice Raybaud 2019-05-20 21:05:38 +02:00
parent 9c31f708ec
commit d54e4e25bd
2 changed files with 72 additions and 9 deletions
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71
render_povray/__init__.py
View File

@ -931,7 +931,14 @@ class MaterialTextureSlot(PropertyGroup):
class RenderPovSettingsMaterial(PropertyGroup):
######################Begin Old Blender Internal Props#########################
transparency_method: EnumProperty(
name="Specular Shader Model",
description="Method to use for rendering transparency",
items=(("MASK", "Mask", "Mask the background"),
("Z_TRANSPARENCY", "Z Transparency", "Use alpha buffer for transparent faces"),#TO DEPRECATE
("RAYTRACE", "Raytrace", "Use raytracing for transparent refraction rendering")),
default="MASK")
use_transparency: BoolProperty(
name="Transparency", description="Render material as transparent",
default=False)
@ -1472,8 +1479,61 @@ class RenderPovSettingsMaterial(PropertyGroup):
object_preview_rotate: FloatVectorProperty(name="Rotate", description="", min=-180.0, max=180.0,default=(0.0,0.0,0.0), subtype='XYZ')
object_preview_bgcontrast: FloatProperty(name="Contrast", min=0.0, max=1.0, default=0.5)
#TODO?: class MaterialRaytraceTransparency(PropertyGroup):
class MaterialRaytraceTransparency(PropertyGroup):
depth: IntProperty(
name="Depth",
description="Maximum allowed number of light inter-refractions",
min=0, max=32767, default=2)
depth_max: FloatProperty(
name="Depth",
description="Maximum depth for light to travel through the "
"transparent material before becoming fully filtered (0.0 is disabled)",
min=0, max=100, default=0.0)
falloff: FloatProperty(
name="Falloff",
description="Falloff power for transmissivity filter effect (1.0 is linear)",
min=0.1, max=10.0, default=1.0, precision=3)
filter: FloatProperty(
name="Filter",
description="Amount to blend in the material’s diffuse color in raytraced "
"transparency (simulating absorption)",
min=0.0, max=1.0, default=0.0, precision=3)
fresnel: FloatProperty(
name="Fresnel",
description="Power of Fresnel for transparency (Ray or ZTransp)",
min=0.0, max=5.0, soft_min=0.0, soft_max=5.0, default=0.0, precision=3)
fresnel_factor: FloatProperty(
name="Blend",
description="Blending factor for Fresnel",
min=0.0, max=5.0, soft_min=0.0, soft_max=5.0, default=1.250, precision=3)
gloss_factor: FloatProperty(
name="Amount",
description="The clarity of the refraction. "
"(values < 1.0 give diffuse, blurry refractions)",
min=0.0, max=1.0, soft_min=0.0, soft_max=1.0, default=1.0, precision=3)
gloss_samples: IntProperty(
name="Samples",
description="Number of cone samples averaged for blurry refractions",
min=0, max=1024, default=18)
gloss_threshold: FloatProperty(
name="Threshold",
description="Threshold for adaptive sampling (if a sample "
"contributes less than this amount [as a percentage], "
"sampling is stopped)",
min=0.0, max=1.0, soft_min=0.0, soft_max=1.0, default=0.005, precision=3)
ior: FloatProperty(
name="IOR", description="Sets angular index of refraction for raytraced refraction",
min=-0.0, max=10.0, soft_min=0.25, soft_max=4.0, default=1.3)
class MaterialRaytraceMirror(PropertyGroup):
bl_description = "Raytraced reflection settings for the Material",
use: BoolProperty(
@ -1589,7 +1649,7 @@ class MaterialSubsurfaceScattering(PropertyGroup):
ior: FloatProperty(
name="IOR", description="Index of refraction (higher values are denser)",
min=-10.0, max=10.0,default=1.3)
min=-0.0, max=10.0, soft_min=0.1, soft_max=2.0, default=1.3)
radius: FloatVectorProperty(
name="RGB Radius",
@ -4113,6 +4173,7 @@ classes = (
MaterialTextureSlot,
WorldTextureSlot,
RenderPovSettingsMaterial,
MaterialRaytraceTransparency,
MaterialRaytraceMirror,
MaterialSubsurfaceScattering,
RenderPovSettingsObject,
@ -4151,6 +4212,7 @@ def register():
nodeitems_utils.register_node_categories("POVRAYNODES", node_categories)
bpy.types.Scene.pov = PointerProperty(type=RenderPovSettingsScene)
#bpy.types.Modifier.pov = PointerProperty(type=RenderPovSettingsModifier)
bpy.types.Material.pov_raytrace_transparency = PointerProperty(type=MaterialRaytraceTransparency)
bpy.types.Material.pov = PointerProperty(type=RenderPovSettingsMaterial)
bpy.types.Material.pov_subsurface_scattering = PointerProperty(type=MaterialSubsurfaceScattering)
bpy.types.Material.pov_raytrace_mirror = PointerProperty(type=MaterialRaytraceMirror)
@ -4170,6 +4232,7 @@ def unregister():
del bpy.types.Material.pov
del bpy.types.Material.pov_subsurface_scattering
del bpy.types.Material.pov_raytrace_mirror
del bpy.types.Material.pov_raytrace_transparency
#del bpy.types.Modifier.pov
del bpy.types.Texture.pov
del bpy.types.Object.pov

10
render_povray/render.py
View File

@ -485,15 +485,15 @@ def write_pov(filename, scene=None, info_callback=None):
tabWrite("dispersion_samples %.d\n" % material.pov.photons_dispersion_samples)
#TODO
# Other interior args
if material.use_transparency and material.transparency_method == 'RAYTRACE':
if material.pov.use_transparency and material.pov.transparency_method == 'RAYTRACE':
# fade_distance
# In Blender this value has always been reversed compared to what tooltip says.
# 100.001 rather than 100 so that it does not get to 0
# which deactivates the feature in POV
tabWrite("fade_distance %.3g\n" % \
(100.001 - material.raytrace_transparency.depth_max))
(100.001 - material.pov_raytrace_transparency.depth_max))
# fade_power
tabWrite("fade_power %.3g\n" % material.raytrace_transparency.falloff)
tabWrite("fade_power %.3g\n" % material.pov_raytrace_transparency.falloff)
# fade_color
tabWrite("fade_color <%.3g, %.3g, %.3g>\n" % material.pov.interior_fade_color[:])
@ -1699,7 +1699,7 @@ def write_pov(filename, scene=None, info_callback=None):
diffuse_color = material.diffuse_color
trans = 1.0 - material.alpha
if material.use_transparency and material.transparency_method == 'RAYTRACE':
povFilter = material.raytrace_transparency.filter * (1.0 - material.alpha)
povFilter = material.pov_raytrace_transparency.filter * (1.0 - material.alpha)
trans = (1.0 - material.alpha) - povFilter
else:
povFilter = 0.0
@ -1764,7 +1764,7 @@ def write_pov(filename, scene=None, info_callback=None):
diffuse_color = material.diffuse_color
trans = 1.0 - material.alpha
if material.use_transparency and material.transparency_method == 'RAYTRACE':
povFilter = material.raytrace_transparency.filter * (1.0 - material.alpha)
povFilter = material.pov_raytrace_transparency.filter * (1.0 - material.alpha)
trans = (1.0 - material.alpha) - povFilter
else:
povFilter = 0.0