Ejemplo n.º 1
0
func (p *exchParam) upload() {
	// alloc if  needed
	if p.gpu == nil {
		p.gpu = cuda.SymmLUT(cuda.MemAlloc(int64(len(p.lut)) * cu.SIZEOF_FLOAT32))
	}
	cuda.MemCpyHtoD(unsafe.Pointer(p.gpu), unsafe.Pointer(&p.lut[0]), cu.SIZEOF_FLOAT32*int64(len(p.lut)))
	p.gpu_ok = true
}
Ejemplo n.º 2
0
func (p *exchParam) upload() {
	// alloc if  needed
	if p.gpu == nil {
		p.gpu = cuda.SymmLUT(cuda.MemAlloc(int64(len(p.lut)) * cu.SIZEOF_FLOAT32))
	}
	lut := p.lut // Copy, to work around Go 1.6 cgo pointer limitations.
	cuda.MemCpyHtoD(unsafe.Pointer(p.gpu), unsafe.Pointer(&lut[0]), cu.SIZEOF_FLOAT32*int64(len(p.lut)))
	p.gpu_ok = true
}