FGFS-4.1/OpenSceneGraph
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Restructured the way that applyTexParameters() is applied to address issues with Intel drivers not handling mipmap generations unless the tex parameters are reapplied on new upload of data.

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This commit is contained in:
Robert Osfield
2018-02-27 17:35:13 +00:00
parent 39881b5576
commit 7b6eedbdf4
5 changed files with 45 additions and 13 deletions
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10
src/osg/Texture2D.cpp
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@@ -193,11 +193,10 @@ void Texture2D::apply(State& state) const
{
textureObject->bind();
if (getTextureParameterDirty(state.getContextID()))
applyTexParameters(GL_TEXTURE_2D,state);
if (_subloadCallback.valid())
{
applyTexParameters(GL_TEXTURE_2D,state);
_subloadCallback->subload(*this,state);
}
else if (_image.valid() && getModifiedCount(contextID) != _image->getModifiedCount())
@@ -205,6 +204,8 @@ void Texture2D::apply(State& state) const
// update the modified tag to show that it is up to date.
getModifiedCount(contextID) = _image->getModifiedCount();
applyTexParameters(GL_TEXTURE_2D,state);
applyTexImage2D_subload(state,GL_TEXTURE_2D,_image.get(),
_textureWidth, _textureHeight, _internalFormat, _numMipmapLevels);
}
@@ -213,6 +214,9 @@ void Texture2D::apply(State& state) const
_readPBuffer->bindPBufferToTexture(GL_FRONT);
}
if (getTextureParameterDirty(state.getContextID()))
applyTexParameters(GL_TEXTURE_2D,state);
}
else if (_subloadCallback.valid())
{