2010-10-12 07:53:10 -04:00
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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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2011-01-20 14:31:53 -05:00
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#ifndef __COGL_ATTRIBUTE_PRIVATE_H
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#define __COGL_ATTRIBUTE_PRIVATE_H
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2010-10-12 07:53:10 -04:00
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#include "cogl-object-private.h"
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2011-01-20 14:31:53 -05:00
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#include "cogl-attribute.h"
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2010-10-12 07:53:10 -04:00
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typedef enum
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{
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COGL_ATTRIBUTE_NAME_ID_POSITION_ARRAY,
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COGL_ATTRIBUTE_NAME_ID_COLOR_ARRAY,
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COGL_ATTRIBUTE_NAME_ID_TEXTURE_COORD_ARRAY,
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COGL_ATTRIBUTE_NAME_ID_NORMAL_ARRAY,
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COGL_ATTRIBUTE_NAME_ID_CUSTOM_ARRAY
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} CoglAttributeNameID;
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2010-10-12 07:53:10 -04:00
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2011-01-20 14:31:53 -05:00
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struct _CoglAttribute
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{
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CoglObject _parent;
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2011-03-02 10:01:41 -05:00
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CoglAttributeBuffer *attribute_buffer;
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char *name;
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CoglAttributeNameID name_id;
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gsize stride;
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gsize offset;
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int n_components;
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CoglAttributeType type;
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gboolean normalized;
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unsigned int texture_unit;
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int immutable_ref;
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};
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2010-12-14 09:24:17 -05:00
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typedef enum
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{
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COGL_DRAW_SKIP_JOURNAL_FLUSH = 1 << 0,
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COGL_DRAW_SKIP_PIPELINE_VALIDATION = 1 << 1,
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COGL_DRAW_SKIP_FRAMEBUFFER_FLUSH = 1 << 2,
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2011-01-10 15:13:41 -05:00
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/* When flushing from the journal the logged pipeline will already
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contain the legacy state overrides so we don't want to apply them
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again when we flush the pipeline for drawing */
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COGL_DRAW_SKIP_LEGACY_STATE = 1 << 3,
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/* By default the vertex attribute drawing code will assume that if
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there is a color attribute array enabled then we can't determine
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if the colors will be opaque so we need to enabling
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blending. However when drawing from the journal we know what the
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contents of the color array is so we can override this by passing
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this flag. */
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COGL_DRAW_COLOR_ATTRIBUTE_IS_OPAQUE = 1 << 4
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} CoglDrawFlags;
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2011-01-20 14:31:53 -05:00
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CoglAttribute *
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_cogl_attribute_immutable_ref (CoglAttribute *attribute);
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void
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_cogl_attribute_immutable_unref (CoglAttribute *attribute);
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void
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_cogl_draw_attributes (CoglVerticesMode mode,
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int first_vertex,
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int n_vertices,
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CoglAttribute **attributes,
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int n_attributes,
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CoglDrawFlags flags);
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void
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_cogl_draw_indexed_attributes (CoglVerticesMode mode,
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int first_vertex,
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int n_vertices,
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CoglIndices *indices,
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CoglAttribute **attributes,
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int n_attributes,
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CoglDrawFlags flags);
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2010-10-12 07:53:10 -04:00
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2010-12-03 12:46:16 -05:00
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void
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_cogl_attribute_disable_cached_arrays (void);
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2010-12-03 12:46:16 -05:00
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2011-01-20 14:31:53 -05:00
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#endif /* __COGL_ATTRIBUTE_PRIVATE_H */
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2010-10-12 07:53:10 -04:00
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