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path: root/intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc
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Diffstat (limited to 'intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc')
-rw-r--r--intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc165
1 files changed, 75 insertions, 90 deletions
diff --git a/intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc b/intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc
index f6f1458b189..12f6ced4bbb 100644
--- a/intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc
+++ b/intern/opensubdiv/internal/opensubdiv_device_context_opencl.cc
@@ -26,26 +26,27 @@
#ifdef OPENSUBDIV_HAS_OPENCL
-#if defined(_WIN32)
-# include <windows.h>
-#elif defined(__APPLE__)
-# include <OpenGL/OpenGL.h>
-#else
-# include <GL/glx.h>
-#endif
+# if defined(_WIN32)
+# include <windows.h>
+# elif defined(__APPLE__)
+# include <OpenGL/OpenGL.h>
+# else
+# include <GL/glx.h>
+# endif
-#include <cstdio>
-#include <cstring>
+# include <cstdio>
+# include <cstring>
-#include "internal/opensubdiv_util.h"
+# include "internal/opensubdiv_util.h"
-#define message(...) // fprintf(stderr, __VA_ARGS__)
-#define error(...) fprintf(stderr, __VA_ARGS__)
+# define message(...) // fprintf(stderr, __VA_ARGS__)
+# define error(...) fprintf(stderr, __VA_ARGS__)
namespace {
// Returns the first found platform.
-cl_platform_id findPlatform() {
+cl_platform_id findPlatform()
+{
cl_uint num_platforms;
cl_int ci_error_number = clGetPlatformIDs(0, NULL, &num_platforms);
if (ci_error_number != CL_SUCCESS) {
@@ -60,11 +61,8 @@ cl_platform_id findPlatform() {
ci_error_number = clGetPlatformIDs(num_platforms, &cl_platform_ids[0], NULL);
char ch_buffer[1024];
for (cl_uint i = 0; i < num_platforms; ++i) {
- ci_error_number = clGetPlatformInfo(cl_platform_ids[i],
- CL_PLATFORM_NAME,
- sizeof(ch_buffer),
- ch_buffer,
- NULL);
+ ci_error_number = clGetPlatformInfo(
+ cl_platform_ids[i], CL_PLATFORM_NAME, sizeof(ch_buffer), ch_buffer, NULL);
if (ci_error_number == CL_SUCCESS) {
cl_platform_id platform_id = cl_platform_ids[i];
return platform_id;
@@ -74,20 +72,18 @@ cl_platform_id findPlatform() {
}
// Return the device in cl_devices which supports the extension.
-int findExtensionSupportedDevice(cl_device_id* cl_devices,
+int findExtensionSupportedDevice(cl_device_id *cl_devices,
int num_devices,
- const char* extension_name) {
+ const char *extension_name)
+{
// Find a device that supports sharing with GL/D3D11
// (SLI / X-fire configurations)
cl_int cl_error_number;
for (int i = 0; i < num_devices; ++i) {
// Get extensions string size.
size_t extensions_size;
- cl_error_number = clGetDeviceInfo(cl_devices[i],
- CL_DEVICE_EXTENSIONS,
- 0,
- NULL,
- &extensions_size);
+ cl_error_number = clGetDeviceInfo(
+ cl_devices[i], CL_DEVICE_EXTENSIONS, 0, NULL, &extensions_size);
if (cl_error_number != CL_SUCCESS) {
error("Error %d in clGetDeviceInfo\n", cl_error_number);
return -1;
@@ -95,11 +91,8 @@ int findExtensionSupportedDevice(cl_device_id* cl_devices,
if (extensions_size > 0) {
// Get extensions string.
string extensions('\0', extensions_size);
- cl_error_number = clGetDeviceInfo(cl_devices[i],
- CL_DEVICE_EXTENSIONS,
- extensions_size,
- &extensions[0],
- &extensions_size);
+ cl_error_number = clGetDeviceInfo(
+ cl_devices[i], CL_DEVICE_EXTENSIONS, extensions_size, &extensions[0], &extensions_size);
if (cl_error_number != CL_SUCCESS) {
error("Error %d in clGetDeviceInfo\n", cl_error_number);
continue;
@@ -119,12 +112,12 @@ int findExtensionSupportedDevice(cl_device_id* cl_devices,
} // namespace
-CLDeviceContext::CLDeviceContext()
- : cl_context_(NULL),
- cl_command_queue_(NULL) {
+CLDeviceContext::CLDeviceContext() : cl_context_(NULL), cl_command_queue_(NULL)
+{
}
-CLDeviceContext::~CLDeviceContext() {
+CLDeviceContext::~CLDeviceContext()
+{
if (cl_command_queue_) {
clReleaseCommandQueue(cl_command_queue_);
}
@@ -133,8 +126,9 @@ CLDeviceContext::~CLDeviceContext() {
}
}
-bool CLDeviceContext::HAS_CL_VERSION_1_1() {
-#ifdef OPENSUBDIV_HAS_CLEW
+bool CLDeviceContext::HAS_CL_VERSION_1_1()
+{
+# ifdef OPENSUBDIV_HAS_CLEW
static bool clew_initialized = false;
static bool clew_load_success;
if (!clew_initialized) {
@@ -145,55 +139,53 @@ bool CLDeviceContext::HAS_CL_VERSION_1_1() {
}
}
return clew_load_success;
-#endif
+# endif
return true;
}
-bool CLDeviceContext::Initialize() {
-#ifdef OPENSUBDIV_HAS_CLEW
+bool CLDeviceContext::Initialize()
+{
+# ifdef OPENSUBDIV_HAS_CLEW
if (!clGetPlatformIDs) {
error("Error clGetPlatformIDs function not bound.\n");
return false;
}
-#endif
+# endif
cl_int cl_error_number;
cl_platform_id cp_platform = findPlatform();
-#if defined(_WIN32)
- cl_context_properties props[] = {
- CL_GL_CONTEXT_KHR,
- (cl_context_properties)wglGetCurrentContext(),
- CL_WGL_HDC_KHR,
- (cl_context_properties)wglGetCurrentDC(),
- CL_CONTEXT_PLATFORM,
- (cl_context_properties)cp_platform,
- 0};
-#elif defined(__APPLE__)
+# if defined(_WIN32)
+ cl_context_properties props[] = {CL_GL_CONTEXT_KHR,
+ (cl_context_properties)wglGetCurrentContext(),
+ CL_WGL_HDC_KHR,
+ (cl_context_properties)wglGetCurrentDC(),
+ CL_CONTEXT_PLATFORM,
+ (cl_context_properties)cp_platform,
+ 0};
+# elif defined(__APPLE__)
CGLContextObj kCGLContext = CGLGetCurrentContext();
CGLShareGroupObj kCGLShareGroup = CGLGetShareGroup(kCGLContext);
- cl_context_properties props[] = {CL_CONTEXT_PROPERTY_USE_CGL_SHAREGROUP_APPLE,
- (cl_context_properties)kCGLShareGroup,
- 0};
-#else
cl_context_properties props[] = {
- CL_GL_CONTEXT_KHR,
- (cl_context_properties)glXGetCurrentContext(),
- CL_GLX_DISPLAY_KHR,
- (cl_context_properties)glXGetCurrentDisplay(),
- CL_CONTEXT_PLATFORM,
- (cl_context_properties)cp_platform,
- 0};
-#endif
+ CL_CONTEXT_PROPERTY_USE_CGL_SHAREGROUP_APPLE, (cl_context_properties)kCGLShareGroup, 0};
+# else
+ cl_context_properties props[] = {CL_GL_CONTEXT_KHR,
+ (cl_context_properties)glXGetCurrentContext(),
+ CL_GLX_DISPLAY_KHR,
+ (cl_context_properties)glXGetCurrentDisplay(),
+ CL_CONTEXT_PLATFORM,
+ (cl_context_properties)cp_platform,
+ 0};
+# endif
-#if defined(__APPLE__)
- _clContext = clCreateContext(props, 0, NULL, clLogMessagesToStdoutAPPLE, NULL,
- &cl_error_number);
+# if defined(__APPLE__)
+ _clContext = clCreateContext(props, 0, NULL, clLogMessagesToStdoutAPPLE, NULL, &cl_error_number);
if (cl_error_number != CL_SUCCESS) {
error("Error %d in clCreateContext\n", cl_error_number);
return false;
}
size_t devices_size = 0;
- clGetGLContextInfoAPPLE(_clContext, kCGLContext,
+ clGetGLContextInfoAPPLE(_clContext,
+ kCGLContext,
CL_CGL_DEVICES_FOR_SUPPORTED_VIRTUAL_SCREENS_APPLE,
0,
NULL,
@@ -204,13 +196,14 @@ bool CLDeviceContext::Initialize() {
return false;
}
vector<cl_device_id> cl_devices(num_devices);
- clGetGLContextInfoAPPLE(_clContext, kCGLContext,
+ clGetGLContextInfoAPPLE(_clContext,
+ kCGLContext,
CL_CGL_DEVICES_FOR_SUPPORTED_VIRTUAL_SCREENS_APPLE,
num_devices * sizeof(cl_device_id),
&cl_devices[0],
NULL);
int cl_device_used = 0;
-#else // not __APPLE__
+# else // not __APPLE__
// Get the number of GPU devices available to the platform.
cl_uint num_devices = 0;
clGetDeviceIDs(cp_platform, CL_DEVICE_TYPE_GPU, 0, NULL, &num_devices);
@@ -220,33 +213,22 @@ bool CLDeviceContext::Initialize() {
}
// Create the device list.
vector<cl_device_id> cl_devices(num_devices);
- clGetDeviceIDs(cp_platform,
- CL_DEVICE_TYPE_GPU,
- num_devices,
- &cl_devices[0],
- NULL);
- const char* extension = "cl_khr_gl_sharing";
- int cl_device_used = findExtensionSupportedDevice(&cl_devices[0],
- num_devices,
- extension);
+ clGetDeviceIDs(cp_platform, CL_DEVICE_TYPE_GPU, num_devices, &cl_devices[0], NULL);
+ const char *extension = "cl_khr_gl_sharing";
+ int cl_device_used = findExtensionSupportedDevice(&cl_devices[0], num_devices, extension);
if (cl_device_used < 0) {
error("No device found that supports CL/GL context sharing\n");
return false;
}
- cl_context_ = clCreateContext(props,
- 1,
- &cl_devices[cl_device_used],
- NULL, NULL,
- &cl_error_number);
-#endif // not __APPLE__
+ cl_context_ = clCreateContext(
+ props, 1, &cl_devices[cl_device_used], NULL, NULL, &cl_error_number);
+# endif // not __APPLE__
if (cl_error_number != CL_SUCCESS) {
error("Error %d in clCreateContext\n", cl_error_number);
return false;
}
- cl_command_queue_ = clCreateCommandQueue(cl_context_,
- cl_devices[cl_device_used],
- 0,
- &cl_error_number);
+ cl_command_queue_ = clCreateCommandQueue(
+ cl_context_, cl_devices[cl_device_used], 0, &cl_error_number);
if (cl_error_number != CL_SUCCESS) {
error("Error %d in clCreateCommandQueue\n", cl_error_number);
return false;
@@ -254,15 +236,18 @@ bool CLDeviceContext::Initialize() {
return true;
}
-bool CLDeviceContext::IsInitialized() const {
+bool CLDeviceContext::IsInitialized() const
+{
return (cl_context_ != NULL);
}
-cl_context CLDeviceContext::GetContext() const {
+cl_context CLDeviceContext::GetContext() const
+{
return cl_context_;
}
-cl_command_queue CLDeviceContext::GetCommandQueue() const {
+cl_command_queue CLDeviceContext::GetCommandQueue() const
+{
return cl_command_queue_;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 12:05:59 +0300