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96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
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/*
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* Cogl
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*
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* A basic GL/GLES Abstraction/Utility Layer
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*
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* Copyright (C) 2007, 2008 OpenedHand
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* Copyright (C) 2009 Intel Corp.
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __COGL_INTERNAL_H
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#define __COGL_INTERNAL_H
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#ifdef HAVE_COGL_GLES2
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typedef enum {
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COGL_BOXED_NONE,
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COGL_BOXED_INT,
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COGL_BOXED_FLOAT,
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COGL_BOXED_MATRIX
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} CoglBoxedType;
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typedef struct _CoglBoxedValue
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{
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CoglBoxedType type;
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int size, count;
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gboolean transpose;
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union {
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gfloat float_value[4];
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gint int_value[4];
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gfloat matrix[16];
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gfloat *float_array;
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gint *int_array;
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gpointer array;
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} v;
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} CoglBoxedValue;
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#endif
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#define COGL_DEBUG 0
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#if COGL_DEBUG
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#include <stdio.h>
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const char *_cogl_error_string(GLenum errorCode);
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#define GE(x...) G_STMT_START { \
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GLenum err; \
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(x); \
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while ((err = glGetError()) != GL_NO_ERROR) { \
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fprintf(stderr, "glError: %s caught at %s:%u\n", \
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(char *)_cogl_error_string(err), \
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__FILE__, __LINE__); \
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} \
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} G_STMT_END
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#else /* COGL_DEBUG */
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#define GE(x) (x)
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#endif /* COGL_DEBUG */
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#define COGL_ENABLE_BLEND (1<<1)
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#define COGL_ENABLE_ALPHA_TEST (1<<2)
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#define COGL_ENABLE_VERTEX_ARRAY (1<<3)
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#define COGL_ENABLE_COLOR_ARRAY (1<<4)
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#define COGL_ENABLE_BACKFACE_CULLING (1<<5)
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void
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_cogl_features_init (void);
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gint
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_cogl_get_format_bpp (CoglPixelFormat format);
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void
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cogl_enable (gulong flags);
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gulong
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cogl_get_enable ();
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#endif /* __COGL_INTERNAL_H */
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