cogl: Adds experimental CoglVertexArray type
This adds a new CoglVertexArray object which is a subclass of CoglBuffer used to hold vertex attributes. A later commit will add a CoglVertexAttribute API which will be used to describe the attributes inside a CoglVertexArray.
This commit is contained in:
Robert Bragg
parent
4d990a93a8
commit
296d14e946
@ -73,6 +73,7 @@ cogl_public_h = \
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$(srcdir)/cogl-types.h \
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$(srcdir)/cogl-vertex-buffer.h \
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$(srcdir)/cogl-index-array.h \
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$(srcdir)/cogl-vertex-array.h \
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$(srcdir)/cogl.h \
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$(NULL)
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@ -208,6 +209,8 @@ cogl_sources_c = \
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$(srcdir)/cogl-vertex-buffer.c \
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$(srcdir)/cogl-index-array-private.h \
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$(srcdir)/cogl-index-array.c \
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$(srcdir)/cogl-vertex-array-private.h \
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$(srcdir)/cogl-vertex-array.c \
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$(srcdir)/cogl-matrix.c \
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$(srcdir)/cogl-vector.c \
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$(srcdir)/cogl-matrix-private.h \
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39
cogl/cogl-vertex-array-private.h
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39
cogl/cogl-vertex-array-private.h
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@ -0,0 +1,39 @@
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/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2010 Intel Corporation.
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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#ifndef __COGL_VERTEX_ARRAY_PRIVATE_H
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#define __COGL_VERTEX_ARRAY_PRIVATE_H
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#include "cogl-buffer-private.h"
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struct _CoglVertexArray
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{
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CoglBuffer _parent;
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};
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#endif /* __COGL_VERTEX_ARRAY_PRIVATE_H */
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70
cogl/cogl-vertex-array.c
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70
cogl/cogl-vertex-array.c
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@ -0,0 +1,70 @@
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/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2010 Intel Corporation.
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "cogl-object-private.h"
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#include "cogl-vertex-array.h"
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#include "cogl-vertex-array-private.h"
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static void _cogl_vertex_array_free (CoglVertexArray *array);
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COGL_BUFFER_DEFINE (VertexArray, vertex_array);
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CoglVertexArray *
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cogl_vertex_array_new (gsize bytes)
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{
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CoglVertexArray *array = g_slice_new (CoglVertexArray);
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gboolean use_malloc;
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if (!cogl_features_available (COGL_FEATURE_VBOS))
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use_malloc = TRUE;
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else
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use_malloc = FALSE;
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/* parent's constructor */
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_cogl_buffer_initialize (COGL_BUFFER (array),
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bytes,
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use_malloc,
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COGL_BUFFER_BIND_TARGET_VERTEX_ARRAY,
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COGL_BUFFER_USAGE_HINT_VERTEX_ARRAY,
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COGL_BUFFER_UPDATE_HINT_STATIC);
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return _cogl_vertex_array_object_new (array);
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}
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static void
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_cogl_vertex_array_free (CoglVertexArray *array)
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{
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/* parent's destructor */
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_cogl_buffer_fini (COGL_BUFFER (array));
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g_slice_free (CoglVertexArray, array);
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}
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77
cogl/cogl-vertex-array.h
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77
cogl/cogl-vertex-array.h
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@ -0,0 +1,77 @@
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/*
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* Cogl
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*
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* An object oriented GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2010 Intel Corporation.
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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 Lesser 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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#if !defined(__COGL_H_INSIDE__) && !defined(CLUTTER_COMPILATION)
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#error "Only <cogl/cogl.h> can be included directly."
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#endif
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#ifndef __COGL_VERTEX_ARRAY_H__
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#define __COGL_VERTEX_ARRAY_H__
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G_BEGIN_DECLS
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/**
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* SECTION:cogl-vertex-array
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* @short_description: Fuctions for creating and manipulating vertex arrays
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*
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* FIXME
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*/
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typedef struct _CoglVertexArray CoglVertexArray;
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/**
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* cogl_vertex_array_new:
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* @size: The number of bytes to allocate for vertex attribute data.
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*
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* Declares a new #CoglVertexArray of @size bytes to contain arrays of vertex
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* attribute data. Once declared, data can be set using cogl_buffer_set_data()
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* or by mapping it into the application's address space using cogl_buffer_map().
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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CoglVertexArray *
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cogl_vertex_array_new (gsize bytes);
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/**
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* cogl_is_vertex_array:
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* @object: A #CoglObject
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*
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* Gets whether the given object references a #CoglVertexArray.
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*
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* Returns: %TRUE if the handle references a #CoglVertexArray,
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* %FALSE otherwise
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*
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* Since: 1.4
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* Stability: Unstable
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*/
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gboolean
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cogl_is_vertex_array (void *object);
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G_END_DECLS
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#endif /* __COGL_VERTEX_ARRAY_H__ */
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@ -55,6 +55,7 @@
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#include <cogl/cogl-vector.h>
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#include <cogl/cogl-texture-3d.h>
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#include <cogl/cogl-index-array.h>
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#include <cogl/cogl-vertex-array.h>
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#endif
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G_BEGIN_DECLS
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