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/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2010,2013 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
*/
#ifndef __COGL_PRIVATE_H__
#define __COGL_PRIVATE_H__
#include <cogl/cogl-pipeline.h>
#include "cogl-context.h"
#include "cogl-flags.h"
G_BEGIN_DECLS
typedef enum
{
COGL_PRIVATE_FEATURE_TEXTURE_2D_FROM_EGL_IMAGE,
COGL_PRIVATE_FEATURE_MESA_PACK_INVERT,
COGL_PRIVATE_FEATURE_PBOS,
COGL_PRIVATE_FEATURE_EXT_PACKED_DEPTH_STENCIL,
COGL_PRIVATE_FEATURE_OES_PACKED_DEPTH_STENCIL,
COGL_PRIVATE_FEATURE_TEXTURE_FORMAT_BGRA8888,
COGL_PRIVATE_FEATURE_TEXTURE_FORMAT_RGBA1010102,
COGL_PRIVATE_FEATURE_TEXTURE_FORMAT_HALF_FLOAT,
COGL_PRIVATE_FEATURE_UNPACK_SUBIMAGE,
COGL_PRIVATE_FEATURE_SAMPLER_OBJECTS,
COGL_PRIVATE_FEATURE_READ_PIXELS_ANY_FORMAT,
COGL_PRIVATE_FEATURE_FORMAT_CONVERSION,
COGL_PRIVATE_FEATURE_QUERY_FRAMEBUFFER_BITS,
COGL_PRIVATE_FEATURE_QUERY_TEXTURE_PARAMETERS,
COGL_PRIVATE_FEATURE_ALPHA_TEXTURES,
COGL_PRIVATE_FEATURE_TEXTURE_SWIZZLE,
COGL_PRIVATE_FEATURE_TEXTURE_MAX_LEVEL,
COGL_PRIVATE_FEATURE_TEXTURE_LOD_BIAS,
COGL_PRIVATE_FEATURE_OES_EGL_SYNC,
/* If this is set then the winsys is responsible for queueing dirty
* events. Otherwise a dirty event will be queued when the onscreen
* is first allocated or when it is shown or resized */
COGL_PRIVATE_FEATURE_DIRTY_EVENTS,
/* This feature allows for explicitly selecting a GL-based backend,
* as opposed to nop or (in the future) Vulkan.
*/
COGL_PRIVATE_FEATURE_ANY_GL,
/* This is a Mali bug/quirk: */
COGL_PRIVATE_QUIRK_GENERATE_MIPMAP_NEEDS_FLUSH,
COGL_N_PRIVATE_FEATURES
} CoglPrivateFeature;
/* Sometimes when evaluating pipelines, either during comparisons or
* if calculating a hash value we need to tweak the evaluation
* semantics */
typedef enum _CoglPipelineEvalFlags
{
COGL_PIPELINE_EVAL_FLAG_NONE = 0
} CoglPipelineEvalFlags;
void
_cogl_transform_point (const graphene_matrix_t *matrix_mv,
const graphene_matrix_t *matrix_p,
const float *viewport,
float *x,
float *y);
gboolean
_cogl_check_extension (const char *name, char * const *ext);
void
_cogl_init (void);
#define _cogl_has_private_feature(ctx, feature) \
COGL_FLAGS_GET ((ctx)->private_features, (feature))
G_END_DECLS
#endif /* __COGL_PRIVATE_H__ */
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