FGFS-4.1/OpenSceneGraph
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From Farshid Lashkari, added Texture::Extension support for non power of two extension.

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This commit is contained in:
Robert Osfield
2005-05-05 09:18:03 +00:00
parent f8c855a576
commit c4e2e85aa1
2 changed files with 10 additions and 1 deletions
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7
src/osg/Texture.cpp
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@@ -1272,6 +1272,8 @@ Texture::Extensions::Extensions(const Extensions& rhs):
_isShadowAmbientSupported = rhs._isShadowAmbientSupported;
_isClientStorageSupported = rhs._isClientStorageSupported;
_isNonPowerOfTwoTextureSupported = rhs._isNonPowerOfTwoTextureSupported;
}
void Texture::Extensions::lowestCommonDenominator(const Extensions& rhs)
@@ -1299,6 +1301,8 @@ void Texture::Extensions::lowestCommonDenominator(const Extensions& rhs)
if (!rhs._isShadowAmbientSupported) _isShadowAmbientSupported = false;
if (!rhs._isClientStorageSupported) _isClientStorageSupported = false;
if (!rhs._isNonPowerOfTwoTextureSupported) _isNonPowerOfTwoTextureSupported = false;
}
void Texture::Extensions::setupGLExtensions(unsigned int contextID)
@@ -1327,6 +1331,9 @@ void Texture::Extensions::setupGLExtensions(unsigned int contextID)
_isClientStorageSupported = isGLExtensionSupported(contextID,"GL_APPLE_client_storage");
_isNonPowerOfTwoTextureSupported = ( glVersion >= 2.0 ) ||
isGLExtensionSupported(contextID,"GL_ARB_texture_non_power_of_two");
glGetIntegerv(GL_MAX_TEXTURE_SIZE,&_maxTextureSize);
char *ptr;