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Buffer viewer should override texture filter settings; fixes filtered shadow maps and edge bleeding

This commit is contained in:
rdb 2016-08-27 19:23:18 +02:00
parent 40ff32c7a8
commit 67998eaec2
1 changed files with 12 additions and 3 deletions
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15
direct/src/showbase/BufferViewer.py
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@ -278,6 +278,15 @@ class BufferViewer(DirectObject):
self.analyzeTextureSet(self.exclude, exclude)
self.analyzeTextureSet(self.include, include)
# Use a custom sampler when applying the textures. This fixes
# wrap issues and prevents depth compare on shadow maps.
sampler = SamplerState()
sampler.setWrapU(SamplerState.WM_clamp)
sampler.setWrapV(SamplerState.WM_clamp)
sampler.setWrapW(SamplerState.WM_clamp)
sampler.setMinfilter(SamplerState.FT_linear)
sampler.setMagfilter(SamplerState.FT_nearest)
# Generate a list of cards and the corresponding windows.
cards = []
wins = []
@ -290,7 +299,7 @@ class BufferViewer(DirectObject):
for face in range(6):
self.cardmaker.setUvRangeCube(face)
card = NodePath(self.cardmaker.generate())
card.setTexture(tex)
card.setTexture(tex, sampler)
cards.append(card)
elif (tex.getTextureType() == Texture.TT2dTextureArray):
for layer in range(tex.getZSize()):
@ -301,11 +310,11 @@ class BufferViewer(DirectObject):
# the fixed-function pipeline, so we need to
# enable the shader generator to view them.
card.setShaderAuto()
card.setTexture(tex)
card.setTexture(tex, sampler)
cards.append(card)
else:
card = win.getTextureCard()
card.setTexture(tex)
card.setTexture(tex, sampler)
cards.append(card)
wins.append(win)
exclude[tex] = 1