slideshow/source/engine/opengl/TransitionerImpl.cxx | 22 ++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
New commits:
commit 8715a067a3547cf91a3ed73fd893a621d5ee1a1c
Author: Caolán McNamara <caol...@redhat.com>
AuthorDate: Mon Oct 14 10:12:38 2019 +0100
Commit: Caolán McNamara <caol...@redhat.com>
CommitDate: Mon Oct 14 12:39:42 2019 +0200
Related: tdf#124729 check for GL_EXT_texture_filter_anisotropic support
Change-Id: I7cc7225c02e1c6688df22b237af59425fb64b79c
Reviewed-on: https://gerrit.libreoffice.org/80760
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caol...@redhat.com>
Tested-by: Caolán McNamara <caol...@redhat.com>
diff --git a/slideshow/source/engine/opengl/TransitionerImpl.cxx
b/slideshow/source/engine/opengl/TransitionerImpl.cxx
index 2bec0badb196..3219e32f9abf 100644
--- a/slideshow/source/engine/opengl/TransitionerImpl.cxx
+++ b/slideshow/source/engine/opengl/TransitionerImpl.cxx
@@ -836,10 +836,13 @@ void OGLTransitionerImpl::impl_createTexture(
GL_UNSIGNED_BYTE,
&tempBytes[0]);
- //anistropic filtering (to make texturing not suck when looking at
polygons from oblique angles)
- GLfloat largest_supported_anisotropy;
- glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
&largest_supported_anisotropy);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
largest_supported_anisotropy);
+ if (epoxy_has_gl_extension("GL_EXT_texture_filter_anisotropic"))
+ {
+ //anistropic filtering (to make texturing not suck when looking at
polygons from oblique angles)
+ GLfloat largest_supported_anisotropy;
+ glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
&largest_supported_anisotropy);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
largest_supported_anisotropy);
+ }
} else {
if( mpTransition && !mbBrokenTexturesATI && !useMipmap) {
glTexImage2D( GL_TEXTURE_2D, 0, pFormat->nInternalFormat,
maSlideSize.Width, maSlideSize.Height, 0, pFormat->eFormat, pFormat->eType,
&data[0] );
@@ -848,10 +851,13 @@ void OGLTransitionerImpl::impl_createTexture(
} else {
buildMipmaps( pFormat->nInternalFormat, maSlideSize.Width,
maSlideSize.Height, pFormat->eFormat, pFormat->eType, &data[0] );
- //anistropic filtering (to make texturing not suck when looking at
polygons from oblique angles)
- GLfloat largest_supported_anisotropy;
- glGetFloatv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
&largest_supported_anisotropy );
- glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
largest_supported_anisotropy );
+ if (epoxy_has_gl_extension("GL_EXT_texture_filter_anisotropic"))
+ {
+ //anistropic filtering (to make texturing not suck when
looking at polygons from oblique angles)
+ GLfloat largest_supported_anisotropy;
+ glGetFloatv( GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT,
&largest_supported_anisotropy );
+ glTexParameterf( GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT,
largest_supported_anisotropy );
+ }
}
}
CHECK_GL_ERROR();
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