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PIOpenCL::Buffer::copyTo() with Buffer

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Пелипенко Иван
2025-03-28 14:15:21 +03:00
parent f09fe03e0d
commit 78f79d92aa
2 changed files with 50 additions and 7 deletions
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3
libs/main/opencl/piopencl.h
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@@ -228,9 +228,11 @@ public:
void copyToContainer();
void copyTo(void * data);
void copyTo(void * data, int elements_count, int elements_offset = 0);
void copyTo(Buffer * buffer, int elements_count = -1, int elements_from_offset = 0, int elements_to_offset = 0);
void copyFromContainer();
void copyFrom(void * data);
void copyFrom(void * data, int elements_count, int elements_offset = 0);
void copyFrom(Buffer * buffer, int elements_count = -1, int elements_from_offset = 0, int elements_to_offset = 0);
uint elementsCount() const { return elements; }
private:
@@ -244,6 +246,7 @@ public:
void zero();
bool init();
void * containerData();
static void copy(Buffer * buffer_from, Buffer * buffer_to, int elements_count, int elements_from_offset, int elements_to_offset);
Context * context_;
Direction dir;
Container type;

46
libs/opencl/piopencl.cpp
View File

@@ -240,7 +240,13 @@ PIOpenCL::Program * PIOpenCL::Context::createProgram(const PIString & source, co
if (error) (*error) = "Empty program!";
return 0;
}
PIString src_text = PRIVATE->complex_src + source;
static PIString double_ext = "#ifdef cl_khr_fp64\n\
#pragma OPENCL EXTENSION cl_khr_fp64 : enable\n\
#elif defined(cl_amd_fp64)\n\
#pragma OPENCL EXTENSION cl_amd_fp64 : enable\n\
#else\n\
#endif\n";
PIString src_text = PRIVATE->complex_src + double_ext + source;
const char * csrc = src_text.dataAscii();
size_t src_size = src_text.size();
cl_int ret = 0;
@@ -429,6 +435,11 @@ void PIOpenCL::Buffer::copyTo(void * data, int elements_count, int elements_offs
}
void PIOpenCL::Buffer::copyTo(Buffer * buffer, int elements_count, int elements_from_offset, int elements_to_offset) {
copy(this, buffer, elements_count, elements_from_offset, elements_to_offset);
}
void PIOpenCL::Buffer::copyFromContainer() {
if (!PRIVATE->buffer || !container) return;
copyFrom(containerData());
@@ -445,12 +456,12 @@ void PIOpenCL::Buffer::copyFrom(void * data) {
}
void PIOpenCL::Buffer::copyFrom(void * data, int elements_count, int elements_offset) {
void PIOpenCL::Buffer::copyFrom(void * data, int elements_count, int elements_from_offset) {
if (!PRIVATE->buffer) return;
cl_int ret = clEnqueueWriteBuffer(context_->PRIVATEWB->queue,
PRIVATE->buffer,
CL_TRUE,
elements_offset * def.size(),
elements_from_offset * def.size(),
elements_count * def.size(),
data,
0,
@@ -463,6 +474,35 @@ void PIOpenCL::Buffer::copyFrom(void * data, int elements_count, int elements_of
}
void PIOpenCL::Buffer::copyFrom(Buffer * buffer, int elements_count, int elements_from_offset, int elements_to_offset) {
copy(buffer, this, elements_count, elements_to_offset, elements_from_offset);
}
void PIOpenCL::Buffer::copy(Buffer * buffer_from,
Buffer * buffer_to,
int elements_count,
int elements_from_offset,
int elements_to_offset) {
if (!buffer_from || !buffer_to) return;
if (!buffer_from->PRIVATEWB->buffer || !buffer_to->PRIVATEWB->buffer) return;
if (elements_count < 0) elements_count = piMini(buffer_from->elements, buffer_to->elements);
cl_int ret = clEnqueueCopyBuffer(buffer_from->context_->PRIVATEWB->queue,
buffer_from->PRIVATEWB->buffer,
buffer_to->PRIVATEWB->buffer,
elements_from_offset * buffer_from->def.size(),
elements_to_offset * buffer_to->def.size(),
elements_count * buffer_from->def.size(),
0,
nullptr,
nullptr);
if (ret != 0) {
piCout << "[PIOpenCL::Buffer]"
<< "clEnqueueCopyBuffer error" << ret;
}
}
PIOpenCL::Program::Program() {
// piCout << "new program" << this;
zero();