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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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f1b026c480
* aspect should not be 0 on init * rename fovy to fov * add mvp to properties as boxed graphene type * fix transformation order. scale first * clear color with 1.0 alpha https://bugzilla.gnome.org/show_bug.cgi?id=734223
77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/*
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* GStreamer
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* Copyright (C) 2014 Lubosz Sarnecki <lubosz@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _GST_GL_TRANSFORMATION_H_
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#define _GST_GL_TRANSFORMATION_H_
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#include <gst/gl/gstglfilter.h>
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#include <graphene-1.0/graphene.h>
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G_BEGIN_DECLS
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#define GST_TYPE_GL_TRANSFORMATION (gst_gl_transformation_get_type())
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#define GST_GL_TRANSFORMATION(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_TRANSFORMATION,GstGLTransformation))
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#define GST_IS_GL_TRANSFORMATION(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_TRANSFORMATION))
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#define GST_GL_TRANSFORMATION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_GL_TRANSFORMATION,GstGLTransformationClass))
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#define GST_IS_GL_TRANSFORMATION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_GL_TRANSFORMATION))
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#define GST_GL_TRANSFORMATION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_GL_TRANSFORMATION,GstGLTransformationClass))
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typedef struct _GstGLTransformation GstGLTransformation;
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typedef struct _GstGLTransformationClass GstGLTransformationClass;
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struct _GstGLTransformation
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{
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GstGLFilter filter;
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GstGLShader *shader;
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guint in_tex;
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gfloat xrotation;
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gfloat yrotation;
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gfloat zrotation;
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gfloat xscale;
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gfloat yscale;
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gfloat xtranslation;
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gfloat ytranslation;
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gfloat ztranslation;
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/* perspective */
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gfloat fov;
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gfloat aspect;
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gfloat znear;
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gfloat zfar;
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gboolean ortho;
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graphene_matrix_t mvp_matrix;
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};
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struct _GstGLTransformationClass
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{
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GstGLFilterClass filter_class;
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};
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GType gst_gl_transformation_get_type (void);
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G_END_DECLS
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#endif /* _GST_GL_TRANSFORMATION_H_ */
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