#line 2 "patchoclbase_kernels.cl"

/***************************************************************************
 * Copyright 1998-2013 by authors (see AUTHORS.txt)                        *
 *                                                                         *
 *   This file is part of LuxRender.                                       *
 *                                                                         *
 * 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.                                          *
 ***************************************************************************/

// List of symbols defined at compile time:
//  PARAM_TASK_COUNT
//  PARAM_RAY_EPSILON_MIN
//  PARAM_RAY_EPSILON_MAX
//  PARAM_HAS_IMAGEMAPS
//  PARAM_HAS_PASSTHROUGH
//  PARAM_USE_PIXEL_ATOMICS
//  PARAM_HAS_BUMPMAPS
//  PARAM_ACCEL_BVH or PARAM_ACCEL_MBVH or PARAM_ACCEL_QBVH or PARAM_ACCEL_MQBVH
//  PARAM_DEVICE_INDEX
//  PARAM_DEVICE_COUNT
//  PARAM_LIGHT_WORLD_RADIUS_SCALE
//  PARAM_TRIANGLE_LIGHT_COUNT
//  PARAM_LIGHT_COUNT
//  PARAM_HAS_VOLUMEs (and SCENE_DEFAULT_VOLUME_INDEX)

// To enable single material support
//  PARAM_ENABLE_MAT_MATTE
//  PARAM_ENABLE_MAT_MIRROR
//  PARAM_ENABLE_MAT_GLASS
//  PARAM_ENABLE_MAT_METAL
//  PARAM_ENABLE_MAT_ARCHGLASS
//  PARAM_ENABLE_MAT_MIX
//  PARAM_ENABLE_MAT_NULL
//  PARAM_ENABLE_MAT_MATTETRANSLUCENT

// To enable single texture support
//  PARAM_ENABLE_TEX_CONST_FLOAT
//  PARAM_ENABLE_TEX_CONST_FLOAT3
//  PARAM_ENABLE_TEX_CONST_FLOAT4
//  PARAM_ENABLE_TEX_IMAGEMAP
//  PARAM_ENABLE_TEX_SCALE
//  etc.

// Film related parameters:
//  PARAM_FILM_RADIANCE_GROUP_COUNT
//  PARAM_FILM_CHANNELS_HAS_ALPHA
//  PARAM_FILM_CHANNELS_HAS_DEPTH
//  PARAM_FILM_CHANNELS_HAS_POSITION
//  PARAM_FILM_CHANNELS_HAS_GEOMETRY_NORMAL
//  PARAM_FILM_CHANNELS_HAS_SHADING_NORMAL
//  PARAM_FILM_CHANNELS_HAS_MATERIAL_ID
//  PARAM_FILM_CHANNELS_HAS_DIRECT_DIFFUSE
//  PARAM_FILM_CHANNELS_HAS_DIRECT_GLOSSY
//  PARAM_FILM_CHANNELS_HAS_EMISSION
//  PARAM_FILM_CHANNELS_HAS_INDIRECT_DIFFUSE
//  PARAM_FILM_CHANNELS_HAS_INDIRECT_GLOSSY
//  PARAM_FILM_CHANNELS_HAS_INDIRECT_SPECULAR
//  PARAM_FILM_CHANNELS_HAS_MATERIAL_ID_MASK (and PARAM_FILM_MASK_MATERIAL_ID)
//  PARAM_FILM_CHANNELS_HAS_BY_MATERIAL_ID (and PARAM_FILM_BY_MATERIAL_ID)
//  PARAM_FILM_CHANNELS_HAS_DIRECT_SHADOW_MASK
//  PARAM_FILM_CHANNELS_HAS_INDIRECT_SHADOW_MASK
//  PARAM_FILM_CHANNELS_HAS_UV
//  PARAM_FILM_CHANNELS_HAS_RAYCOUNT

// (optional)
//  PARAM_CAMERA_HAS_DOF

// (optional)
//  PARAM_HAS_INFINITELIGHT
//  PARAM_HAS_SUNLIGHT
//  PARAM_HAS_SKYLIGHT
//  PARAM_HAS_SKYLIGHT2
//  PARAM_HAS_POINTLIGHT
//  PARAM_HAS_MAPPOINTLIGHT
//  PARAM_HAS_SPOTLIGHT
//  PARAM_HAS_PROJECTIONLIGHT
//  PARAM_HAS_CONSTANTINFINITELIGHT
//  PARAM_HAS_SHARPDISTANTLIGHT
//  PARAM_HAS_DISTANTLIGHT
//  PARAM_HAS_LASERLIGHT
//  PARAM_HAS_INFINITELIGHTS (if it has any infinite light)
//  PARAM_HAS_ENVLIGHTS (if it has any env. light)

// (optional)
//  PARAM_HAS_NORMALS_BUFFER
//  PARAM_HAS_UVS_BUFFER
//  PARAM_HAS_COLS_BUFFER
//  PARAM_HAS_ALPHAS_BUFFER

void MangleMemory(__global unsigned char *ptr, const size_t size) {
	Seed seed;
	Rnd_Init(7 + get_global_id(0), &seed);

	for (uint i = 0; i < size; ++i)
		*ptr++ = (unsigned char)(Rnd_UintValue(&seed) & 0xff);
}