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Standardized the glTexStorage*() calls to use osg::maximum(_numMipmapLevels,1) of rnumber of mipmaps to keep the usage consistent.

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Fixed the erronous Texture2DArray glTexStorage call so that it used the _numMipmapLevels as above to resolve bug in allocation.
This commit is contained in:
Robert Osfield 2018-09-12 17:45:49 +01:00
parent 66246703bf
commit ca134dca2d
5 changed files with 6 additions and 6 deletions
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2
src/osg/Texture1D.cpp
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@ -239,7 +239,7 @@ void Texture1D::apply(State& state) const
textureObject->bind();
applyTexParameters(GL_TEXTURE_1D, state);
extensions->glTexStorage1D( GL_TEXTURE_1D, (_numMipmapLevels >0)?_numMipmapLevels:1, texStorageSizedInternalFormat, _textureWidth);
extensions->glTexStorage1D( GL_TEXTURE_1D, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat, _textureWidth);
}
else
{

2
src/osg/Texture2D.cpp
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@ -306,7 +306,7 @@ void Texture2D::apply(State& state) const
textureObject = generateAndAssignTextureObject(contextID, GL_TEXTURE_2D, _numMipmapLevels, texStorageSizedInternalFormat, _textureWidth, _textureHeight, 1, _borderWidth);
textureObject->bind();
applyTexParameters(GL_TEXTURE_2D, state);
extensions->glTexStorage2D( GL_TEXTURE_2D, (_numMipmapLevels >0)?_numMipmapLevels:1, texStorageSizedInternalFormat,
extensions->glTexStorage2D( GL_TEXTURE_2D, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat,
_textureWidth, _textureHeight);
}
else

4
src/osg/Texture2DArray.cpp
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@ -355,7 +355,7 @@ void Texture2DArray::apply(State& state) const
// First we need to allocate the texture memory
if(texStorageSizedInternalFormat!=0)
{
extensions->glTexStorage3D(GL_TEXTURE_2D_ARRAY, 1, texStorageSizedInternalFormat, _textureWidth, _textureHeight, textureDepth);
extensions->glTexStorage3D(GL_TEXTURE_2D_ARRAY, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat, _textureWidth, _textureHeight, textureDepth);
}
else
{
@ -454,7 +454,7 @@ void Texture2DArray::apply(State& state) const
if (texStorageSizedInternalFormat!=0)
{
extensions->glTexStorage3D( GL_TEXTURE_2D_ARRAY, (_numMipmapLevels >0)?_numMipmapLevels:1, texStorageSizedInternalFormat, _textureWidth, _textureHeight, _textureDepth);
extensions->glTexStorage3D( GL_TEXTURE_2D_ARRAY, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat, _textureWidth, _textureHeight, _textureDepth);
}
else
extensions->glTexImage3D( GL_TEXTURE_2D_ARRAY, 0, _internalFormat,

2
src/osg/Texture3D.cpp
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@ -323,7 +323,7 @@ void Texture3D::apply(State& state) const
textureObject->bind();
applyTexParameters(GL_TEXTURE_3D, state);
extensions->glTexStorage3D( GL_TEXTURE_3D, (_numMipmapLevels >0)?_numMipmapLevels:1, texStorageSizedInternalFormat, _textureWidth, _textureHeight, _textureDepth);
extensions->glTexStorage3D( GL_TEXTURE_3D, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat, _textureWidth, _textureHeight, _textureDepth);
}
else
{

2
src/osg/TextureCubeMap.cpp
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@ -353,7 +353,7 @@ void TextureCubeMap::apply(State& state) const
if(texStorageSizedInternalFormat!=0)
{
extensions->glTexStorage2D(GL_TEXTURE_CUBE_MAP, _numMipmapLevels==0 ? 1 : _numMipmapLevels, texStorageSizedInternalFormat, _textureWidth, _textureHeight);
extensions->glTexStorage2D(GL_TEXTURE_CUBE_MAP, osg::maximum(_numMipmapLevels,1), texStorageSizedInternalFormat, _textureWidth, _textureHeight);
}
else