96 lines
2.0 KiB
C
96 lines
2.0 KiB
C
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#ifndef GRAPHENE_CL_STATE_H
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#define GRAPHENE_CL_STATE_H
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#ifdef HAVE_OCL
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#include "CL_context.h"
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#include <vector>
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#include <string>
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namespace cl {
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enum Kernel_type
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{
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BLENDSHAPE_KERNEL = 0,
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CORRESPONDENCES_PS2MESH_KERNEL,
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CORRESPONDENCES_MESH2PS_KERNEL,
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CORRESPONDENCES_PS2PS_KERNEL,
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KERNEL_MAX
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};
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class CL_state
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{
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//singleton stuff ---------------------------------------------------------
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public:
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static CL_state* instance();
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private:
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static CL_state* instance_;
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CL_state();
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CL_state(const CL_state&) {}
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~CL_state();
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/*!
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* \brief The Guard class
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* Guard to make sure all data are properly deleted.
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*/
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class Guard
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{
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public:
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~Guard()
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{
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if (CL_state::instance_ != NULL)
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{
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delete CL_state::instance_;
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CL_state::instance_ = NULL;
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}
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}
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};
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friend class Guard;
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//singleton stuff end------------------------------------------------------
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CL_context ocl_context_;
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//compiled opencl programs
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std::vector<cl_program> programs_;
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//compiled opencl kernels
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std::vector<cl_kernel> kernels_;
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public:
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///loads and compiles kernels and initializes other stuff
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bool init(const char* argv_0);
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bool valid() { return ocl_context_.context() != 0; }
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CL_context& ocl_context() { return ocl_context_; }
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const CL_context& ocl_context() const { return ocl_context_; }
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///return the kernel of type 'k' to use it other classes
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const cl_kernel& kernel(Kernel_type k);
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private:
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///load opencl programs and kernels
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bool load_programs(const char* argv_0);
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///load a specific program
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cl_program load_program(const std::string &filename);
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/// get kernel with "kernel_name" for program "program"
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cl_kernel get_kernel(cl_program program, const char* kernel_name);
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};
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} //namespace cl
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#endif
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#endif
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