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