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- volumetric lighting can be set to use the result of other postprocessing filters or framebuffer components

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rdb 2012-07-25 08:22:30 +00:00
parent d459a084b4
commit f565e3fb09
1 changed files with 8 additions and 4 deletions
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12
direct/src/filter/CommonFilters.py
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@ -107,6 +107,8 @@ class CommonFilters:
auxbits |= AuxBitplaneAttrib.ABOGlow auxbits |= AuxBitplaneAttrib.ABOGlow
if (configuration.has_key("ViewGlow")): if (configuration.has_key("ViewGlow")):
auxbits |= AuxBitplaneAttrib.ABOGlow auxbits |= AuxBitplaneAttrib.ABOGlow
if (configuration.has_key("VolumetricLighting")):
needtex[configuration["VolumetricLighting"].source] = True
for tex in needtex: for tex in needtex:
self.textures[tex] = Texture("scene-"+tex) self.textures[tex] = Texture("scene-"+tex)
self.textures[tex].setWrapU(Texture.WMClamp) self.textures[tex].setWrapU(Texture.WMClamp)
@ -252,9 +254,9 @@ class CommonFilters:
text += "lightdir *= k_vlparams.x;\n" text += "lightdir *= k_vlparams.x;\n"
text += "half4 sample = tex2D(k_txcolor, curcoord);\n" text += "half4 sample = tex2D(k_txcolor, curcoord);\n"
text += "float3 vlcolor = sample.rgb * sample.a;\n" text += "float3 vlcolor = sample.rgb * sample.a;\n"
text += "for (int i = 0; i < %s; i++) {\n" % int(configuration["VolumetricLighting"].numsamples) text += "for (int i = 0; i < %s; i++) {\n" % (int(configuration["VolumetricLighting"].numsamples))
text += " curcoord -= lightdir;\n" text += " curcoord -= lightdir;\n"
text += " sample = tex2D(k_txcolor, curcoord);\n" text += " sample = tex2D(k_tx%s, curcoord);\n" % (configuration["VolumetricLighting"].source)
text += " sample *= sample.a * decay;//*weight\n" text += " sample *= sample.a * decay;//*weight\n"
text += " vlcolor += sample.rgb;\n" text += " vlcolor += sample.rgb;\n"
text += " decay *= k_vlparams.y;\n" text += " decay *= k_vlparams.y;\n"
@ -308,6 +310,7 @@ class CommonFilters:
def update(self, task = None): def update(self, task = None):
"""Updates the shader inputs that need to be updated every frame. """Updates the shader inputs that need to be updated every frame.
Normally, you shouldn't call this, it's being called in a task.""" Normally, you shouldn't call this, it's being called in a task."""
if self.configuration.has_key("VolumetricLighting"): if self.configuration.has_key("VolumetricLighting"):
caster = self.configuration["VolumetricLighting"].caster caster = self.configuration["VolumetricLighting"].caster
casterpos = Point2() casterpos = Point2()
@ -392,10 +395,10 @@ class CommonFilters:
return self.reconfigure(True, "Inverted") return self.reconfigure(True, "Inverted")
return True return True
def setVolumetricLighting(self, caster, numsamples = 32, density = 5.0, decay = 0.1, exposure = 0.1): def setVolumetricLighting(self, caster, numsamples = 32, density = 5.0, decay = 0.1, exposure = 0.1, source = "color"):
oldconfig = self.configuration.get("VolumetricLighting", None) oldconfig = self.configuration.get("VolumetricLighting", None)
fullrebuild = True fullrebuild = True
if (oldconfig) and (oldconfig.caster == caster): if (oldconfig) and (oldconfig.source == source) and (oldconfig.numsamples == int(numsamples)):
fullrebuild = False fullrebuild = False
newconfig = FilterConfig() newconfig = FilterConfig()
newconfig.caster = caster newconfig.caster = caster
@ -403,6 +406,7 @@ class CommonFilters:
newconfig.density = density newconfig.density = density
newconfig.decay = decay newconfig.decay = decay
newconfig.exposure = exposure newconfig.exposure = exposure
newconfig.source = source
self.configuration["VolumetricLighting"] = newconfig self.configuration["VolumetricLighting"] = newconfig
return self.reconfigure(fullrebuild, "VolumetricLighting") return self.reconfigure(fullrebuild, "VolumetricLighting")