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//
// Copyright (c) 2017 The Khronos Group Inc.
//
// 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.
//
#include "common.h"
#include "testBase.h"
#if defined(__APPLE__)
#include <OpenGL/glu.h>
#else
#include <GL/glu.h>
#include <CL/cl_gl.h>
#endif
#include <algorithm>
using namespace std;
void calc_2D_multisample_size_descriptors(sizevec_t* sizes, size_t nsizes)
{
// Need to limit texture size according to GL device properties
GLint maxTextureSize = 4096;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
RandomSeed seed(gRandomSeed);
// Generate some random sizes (within reasonable ranges)
for (size_t i = 0; i < nsizes; i++)
{
sizes[i].width =
random_in_range(2, min(maxTextureSize, 1 << (i + 4)), seed);
sizes[i].height =
random_in_range(2, min(maxTextureSize, 1 << (i + 4)), seed);
sizes[i].depth = 1;
}
}
void calc_2D_array_multisample_size_descriptors(sizevec_t* sizes, size_t nsizes)
{
// Need to limit array size according to GL device properties
GLint maxTextureLayers = 16, maxTextureSize = 4096;
glGetIntegerv(GL_MAX_ARRAY_TEXTURE_LAYERS, &maxTextureLayers);
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);
RandomSeed seed(gRandomSeed);
// Generate some random sizes (within reasonable ranges)
for (size_t i = 0; i < nsizes; i++)
{
sizes[i].width =
random_in_range(2, min(maxTextureSize, 1 << (i + 4)), seed);
sizes[i].height =
random_in_range(2, min(maxTextureSize, 1 << (i + 4)), seed);
sizes[i].depth =
random_in_range(2, min(maxTextureLayers, 1 << (i + 4)), seed);
}
}
int test_images_read_2D_multisample(cl_device_id device, cl_context context,
cl_command_queue queue, int numElements)
{
if (!is_extension_available(device, "cl_khr_gl_msaa_sharing"))
{
log_info("Test not run because 'cl_khr_gl_msaa_sharing' extension is "
"not supported by the tested device\n");
return 0;
}
glEnable(GL_MULTISAMPLE);
const size_t nsizes = 8;
sizevec_t sizes[nsizes];
calc_2D_multisample_size_descriptors(sizes, nsizes);
size_t nformats;
GLenum targets[] = { GL_TEXTURE_2D_MULTISAMPLE };
size_t ntargets = sizeof(targets) / sizeof(targets[0]);
nformats = sizeof(common_formats) / sizeof(common_formats[0]);
int ret_common =
test_images_read_common(device, context, queue, common_formats,
nformats, targets, ntargets, sizes, nsizes);
nformats = sizeof(depth_formats) / sizeof(depth_formats[0]);
int ret_depth =
test_images_read_common(device, context, queue, depth_formats, nformats,
targets, ntargets, sizes, nsizes);
return (ret_common) ? ret_common : ret_depth;
}
int test_images_read_2Darray_multisample(cl_device_id device,
cl_context context,
cl_command_queue queue, int)
{
if (!is_extension_available(device, "cl_khr_gl_msaa_sharing"))
{
log_info("Test not run because 'cl_khr_gl_msaa_sharing' extension is "
"not supported by the tested device\n");
return 0;
}
glEnable(GL_MULTISAMPLE);
const size_t nsizes = 4;
sizevec_t sizes[nsizes];
calc_2D_array_multisample_size_descriptors(sizes, nsizes);
size_t nformats;
GLenum targets[] = { GL_TEXTURE_2D_MULTISAMPLE_ARRAY };
size_t ntargets = sizeof(targets) / sizeof(targets[0]);
nformats = sizeof(common_formats) / sizeof(common_formats[0]);
int ret_common =
test_images_read_common(device, context, queue, common_formats,
nformats, targets, ntargets, sizes, nsizes);
nformats = sizeof(depth_formats) / sizeof(depth_formats[0]);
int ret_depth =
test_images_read_common(device, context, queue, depth_formats, nformats,
targets, ntargets, sizes, nsizes);
return (ret_common) ? ret_common : ret_depth;
}
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