/* primitives.c

 * This code queries processor features and calls the init/deinit routines.

 * vi:ts=4 sw=4

 *

 * Copyright 2011 Martin Fleisz <martin.fleisz@thincast.com>

 * (c) Copyright 2012 Hewlett-Packard Development Company, L.P.

 *

 * Licensed under the Apache License, Version 2.0 (the "License"); you may

 * not use this file except in compliance with the License. You may obtain

 * a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

 * or implied. See the License for the specific language governing

 * permissions and limitations under the License.

 */

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include <string.h>

#include <stdlib.h>

#include <winpr/synch.h>

#include <freerdp/primitives.h>

#include "prim_internal.h"

/* Singleton pointer used throughout the program when requested. */

static primitives_t pPrimitivesGeneric = { 0 };

static INIT_ONCE generic_primitives_InitOnce = INIT_ONCE_STATIC_INIT;

#if defined(HAVE_OPTIMIZED_PRIMITIVES)

static primitives_t pPrimitives = { 0 };

static INIT_ONCE primitives_InitOnce = INIT_ONCE_STATIC_INIT;

#endif

/* ------------------------------------------------------------------------- */

static BOOL CALLBACK primitives_init_generic(PINIT_ONCE once, PVOID param, PVOID* context)

{

	primitives_init_add(&pPrimitivesGeneric);

	primitives_init_andor(&pPrimitivesGeneric);

	primitives_init_alphaComp(&pPrimitivesGeneric);

	primitives_init_copy(&pPrimitivesGeneric);

	primitives_init_set(&pPrimitivesGeneric);

	primitives_init_shift(&pPrimitivesGeneric);

	primitives_init_sign(&pPrimitivesGeneric);

	primitives_init_colors(&pPrimitivesGeneric);

	primitives_init_YCoCg(&pPrimitivesGeneric);

	primitives_init_YUV(&pPrimitivesGeneric);

	return TRUE;

}

#if defined(HAVE_OPTIMIZED_PRIMITIVES)

static BOOL CALLBACK primitives_init(PINIT_ONCE once, PVOID param, PVOID* context)

{

	/* Now call each section's initialization routine. */

	primitives_init_add_opt(&pPrimitives);

	primitives_init_andor_opt(&pPrimitives);

	primitives_init_alphaComp_opt(&pPrimitives);

	primitives_init_copy_opt(&pPrimitives);

	primitives_init_set_opt(&pPrimitives);

	primitives_init_shift_opt(&pPrimitives);

	primitives_init_sign_opt(&pPrimitives);

	primitives_init_colors_opt(&pPrimitives);

	primitives_init_YCoCg_opt(&pPrimitives);

	primitives_init_YUV_opt(&pPrimitives);

	return TRUE;

}

#endif

/* ------------------------------------------------------------------------- */

primitives_t* primitives_get(void)

{

	InitOnceExecuteOnce(&generic_primitives_InitOnce, primitives_init_generic, NULL, NULL);

#if defined(HAVE_OPTIMIZED_PRIMITIVES)

	InitOnceExecuteOnce(&primitives_InitOnce, primitives_init, NULL, NULL);

	return &pPrimitives;

#else

	return &pPrimitivesGeneric;

#endif

}

primitives_t* primitives_get_generic(void)

{

	InitOnceExecuteOnce(&generic_primitives_InitOnce, primitives_init_generic, NULL, NULL);

	return &pPrimitivesGeneric;

}