51 lines
990 B
C++
51 lines
990 B
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
|
|
/** \file
|
|
* \ingroup gpu
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "MEM_guardedalloc.h"
|
|
#include "gpu_uniform_buffer_private.hh"
|
|
|
|
#include "mtl_context.hh"
|
|
|
|
namespace blender::gpu {
|
|
|
|
/**
|
|
* Implementation of Uniform Buffers using Metal.
|
|
**/
|
|
class MTLUniformBuf : public UniformBuf {
|
|
private:
|
|
/* Allocation Handle. */
|
|
gpu::MTLBuffer *metal_buffer_ = nullptr;
|
|
|
|
/* Whether buffer has contents, if false, no GPU buffer will
|
|
* have yet been allocated. */
|
|
bool has_data_ = false;
|
|
|
|
/* Bind-state tracking. */
|
|
int bind_slot_ = -1;
|
|
MTLContext *bound_ctx_ = nullptr;
|
|
|
|
public:
|
|
MTLUniformBuf(size_t size, const char *name);
|
|
~MTLUniformBuf();
|
|
|
|
void update(const void *data) override;
|
|
void bind(int slot) override;
|
|
void unbind() override;
|
|
|
|
id<MTLBuffer> get_metal_buffer(int *r_offset);
|
|
int get_size();
|
|
const char *get_name()
|
|
{
|
|
return name_;
|
|
}
|
|
|
|
MEM_CXX_CLASS_ALLOC_FUNCS("MTLUniformBuf");
|
|
};
|
|
|
|
} // namespace blender::gpu
|