agunashe
232 lines
9.4 KiB
C++
232 lines
9.4 KiB
C++
/* Copyright (c) 2010 - 2021 Advanced Micro Devices, Inc.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies 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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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE. */
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#include "OCLGLMultiContext.h"
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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const static char* strKernel =
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"__kernel void glmulticontext_test( __global uint4 *source, __global uint4 "
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"*dest) \n"
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"{ "
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" \n"
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" int tid = get_global_id(0); "
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" \n"
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" dest[ tid ] = source[ tid ] + (uint4)(1); "
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" \n"
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"} "
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" \n";
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OCLGLMultiContext::OCLGLMultiContext() {
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memset(contextData_, 0, sizeof(contextData_));
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_numSubTests = 1;
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}
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OCLGLMultiContext::~OCLGLMultiContext() {}
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void OCLGLMultiContext::open(unsigned int test, char* units, double& conversion,
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unsigned int deviceId) {
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// Initialize random number seed
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srand((unsigned int)time(NULL));
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OCLGLCommon::open(test, units, conversion, deviceId);
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if (_errorFlag) return;
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cl_context_properties properties[7] = {0};
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for (unsigned int i = 0; i < c_glContextCount; i++) {
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createGLContext(contextData_[i].glContext);
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getCLContextPropertiesFromGLContext(contextData_[i].glContext, properties);
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// Create new CL context from GL context
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contextData_[i].clContext = _wrapper->clCreateContext(
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properties, 1, &devices_[_deviceId], NULL, NULL, &error_);
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CHECK_RESULT((error_ != CL_SUCCESS), "clCreateContext() failed (%d)",
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error_);
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// Create command queue for new context
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contextData_[i].clCmdQueue = _wrapper->clCreateCommandQueue(
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contextData_[i].clContext, devices_[_deviceId], 0, &error_);
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CHECK_RESULT((error_ != CL_SUCCESS), "clCreateCommandQueue() failed (%d)",
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error_);
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// Build the kernel
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contextData_[i].clProgram = _wrapper->clCreateProgramWithSource(
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contextData_[i].clContext, 1, &strKernel, NULL, &error_);
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CHECK_RESULT((error_ != CL_SUCCESS),
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"clCreateProgramWithSource() failed (%d)", error_);
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error_ = _wrapper->clBuildProgram(contextData_[i].clProgram, 1,
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&devices_[deviceId], NULL, NULL, NULL);
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if (error_ != CL_SUCCESS) {
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char programLog[1024];
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_wrapper->clGetProgramBuildInfo(contextData_[i].clProgram,
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devices_[deviceId], CL_PROGRAM_BUILD_LOG,
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1024, programLog, 0);
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printf("\n%s\n", programLog);
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fflush(stdout);
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}
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CHECK_RESULT((error_ != CL_SUCCESS), "clBuildProgram() failed (%d)",
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error_);
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contextData_[i].clKernel = _wrapper->clCreateKernel(
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contextData_[i].clProgram, "glmulticontext_test", &error_);
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CHECK_RESULT((error_ != CL_SUCCESS), "clCreateKernel() failed (%d)",
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error_);
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}
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}
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void OCLGLMultiContext::run() {
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if (_errorFlag) {
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return;
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}
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cl_uint4 inOutData[c_numOfElements] = {{{0}}};
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cl_uint4 expectedData[c_numOfElements] = {{{0}}};
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// Initialize input data with random values
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for (unsigned int i = 0; i < c_numOfElements; i++) {
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for (unsigned int j = 0; j < sizeof(cl_uint4) / sizeof(cl_uint); j++) {
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inOutData[i].s[j] = (unsigned int)rand();
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expectedData[i].s[j] = inOutData[i].s[j] + c_glContextCount;
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}
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}
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for (unsigned int i = 0; i < c_glContextCount; i++) {
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makeCurrent(contextData_[i].glContext);
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// Generate and Bind in & out OpenGL buffers
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GLuint inGLBuffer = 0, outGLBuffer = 0;
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glGenBuffers(1, &inGLBuffer);
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glGenBuffers(1, &outGLBuffer);
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glBindBuffer(GL_ARRAY_BUFFER, inGLBuffer);
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glBufferData(GL_ARRAY_BUFFER, c_numOfElements * sizeof(cl_uint4), inOutData,
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GL_STATIC_DRAW);
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glBindBuffer(GL_ARRAY_BUFFER, outGLBuffer);
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glBufferData(GL_ARRAY_BUFFER, c_numOfElements * sizeof(cl_uint4), NULL,
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GL_STATIC_DRAW);
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glBindBuffer(GL_ARRAY_BUFFER, 0);
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glFinish();
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// Create input buffer from GL input buffer
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contextData_[i].inputBuffer = _wrapper->clCreateFromGLBuffer(
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contextData_[i].clContext, CL_MEM_READ_ONLY, inGLBuffer, &error_);
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CHECK_RESULT((error_ != CL_SUCCESS),
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"Unable to create input GL buffer (%d)", error_);
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// Create output buffer from GL output buffer
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contextData_[i].outputBuffer = _wrapper->clCreateFromGLBuffer(
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contextData_[i].clContext, CL_MEM_WRITE_ONLY, outGLBuffer, &error_);
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CHECK_RESULT((error_ != CL_SUCCESS),
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"Unable to create output GL buffer (%d)", error_);
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error_ =
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_wrapper->clSetKernelArg(contextData_[i].clKernel, 0, sizeof(cl_mem),
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&(contextData_[i].inputBuffer));
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CHECK_RESULT((error_ != CL_SUCCESS), "clSetKernelArg() failed (%d)",
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error_);
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error_ =
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_wrapper->clSetKernelArg(contextData_[i].clKernel, 1, sizeof(cl_mem),
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&(contextData_[i].outputBuffer));
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CHECK_RESULT((error_ != CL_SUCCESS), "clSetKernelArg() failed (%d)",
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error_);
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error_ = _wrapper->clEnqueueAcquireGLObjects(contextData_[i].clCmdQueue, 1,
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&(contextData_[i].inputBuffer),
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0, NULL, NULL);
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CHECK_RESULT((error_ != CL_SUCCESS), "Unable to acquire GL objects (%d)",
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error_);
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error_ = _wrapper->clEnqueueAcquireGLObjects(
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contextData_[i].clCmdQueue, 1, &(contextData_[i].outputBuffer), 0, NULL,
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NULL);
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CHECK_RESULT((error_ != CL_SUCCESS), "Unable to acquire GL objects (%d)",
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error_);
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size_t gws[1] = {c_numOfElements};
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error_ = _wrapper->clEnqueueNDRangeKernel(contextData_[i].clCmdQueue,
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contextData_[i].clKernel, 1, NULL,
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gws, NULL, 0, NULL, NULL);
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CHECK_RESULT((error_ != CL_SUCCESS), "clEnqueueNDRangeKernel() failed (%d)",
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error_);
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error_ = _wrapper->clEnqueueReleaseGLObjects(contextData_[i].clCmdQueue, 1,
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&(contextData_[i].inputBuffer),
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0, NULL, NULL);
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CHECK_RESULT((error_ != CL_SUCCESS),
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"clEnqueueReleaseGLObjects failed (%d)", error_);
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error_ = _wrapper->clEnqueueReleaseGLObjects(
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contextData_[i].clCmdQueue, 1, &(contextData_[i].outputBuffer), 0, NULL,
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NULL);
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CHECK_RESULT((error_ != CL_SUCCESS),
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"clEnqueueReleaseGLObjects failed (%d)", error_);
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error_ = _wrapper->clFinish(contextData_[i].clCmdQueue);
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CHECK_RESULT((error_ != CL_SUCCESS), "clFinish() failed (%d)", error_);
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glBindBuffer(GL_ARRAY_BUFFER, outGLBuffer);
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void* glMem = glMapBuffer(GL_ARRAY_BUFFER, GL_READ_ONLY);
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memcpy(inOutData, glMem, c_numOfElements * sizeof(cl_uint4));
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glUnmapBuffer(GL_ARRAY_BUFFER);
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_wrapper->clReleaseMemObject(contextData_[i].inputBuffer);
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_wrapper->clReleaseMemObject(contextData_[i].outputBuffer);
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// Delete GL buffers
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glBindBuffer(GL_ARRAY_BUFFER, 0);
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glDeleteBuffers(1, &inGLBuffer);
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inGLBuffer = 0;
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glDeleteBuffers(1, &outGLBuffer);
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outGLBuffer = 0;
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}
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// Compare expected output with actual data received
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for (unsigned int i = 0; i < c_numOfElements; i++) {
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for (unsigned int j = 0; j < sizeof(cl_uint4) / sizeof(cl_uint); j++) {
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CHECK_RESULT((inOutData[i].s[j] != expectedData[i].s[j]),
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"Element %d is incorrect!\n\t \
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expected:{%d, %d, %d, %d} differs from actual:{%d, %d, %d, %d}",
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i, expectedData[i].s[0], expectedData[i].s[1],
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expectedData[i].s[2], expectedData[i].s[3],
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inOutData[i].s[0], inOutData[i].s[1], inOutData[i].s[2],
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inOutData[i].s[3]);
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}
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}
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}
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unsigned int OCLGLMultiContext::close() {
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for (unsigned int i = 0; i < c_glContextCount; i++) {
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makeCurrent(contextData_[i].glContext);
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_wrapper->clReleaseKernel(contextData_[i].clKernel);
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_wrapper->clReleaseProgram(contextData_[i].clProgram);
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_wrapper->clReleaseCommandQueue(contextData_[i].clCmdQueue);
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_wrapper->clReleaseContext(contextData_[i].clContext);
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destroyGLContext(contextData_[i].glContext);
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}
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return OCLGLCommon::close();
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}
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