109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2020 Blender Foundation.
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* All rights reserved.
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*/
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/** \file
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* \ingroup gpu
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*/
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#include "MEM_guardedalloc.h"
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#include <cstring>
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#include "BLI_blenlib.h"
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#include "BLI_math_base.h"
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#include "gpu_backend.hh"
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#include "gpu_node_graph.h"
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#include "GPU_material.h"
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#include "GPU_vertex_buffer.h" /* For GPUUsageType. */
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#include "GPU_storage_buffer.h"
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#include "gpu_storage_buffer_private.hh"
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/* -------------------------------------------------------------------- */
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/** \name Creation & Deletion
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* \{ */
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namespace blender::gpu {
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StorageBuf::StorageBuf(size_t size, const char *name)
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{
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/* Make sure that UBO is padded to size of vec4 */
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BLI_assert((size % 16) == 0);
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size_in_bytes_ = size;
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BLI_strncpy(name_, name, sizeof(name_));
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}
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StorageBuf::~StorageBuf()
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{
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MEM_SAFE_FREE(data_);
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}
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} // namespace blender::gpu
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/** \} */
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/* -------------------------------------------------------------------- */
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/** \name C-API
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* \{ */
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using namespace blender::gpu;
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GPUStorageBuf *GPU_storagebuf_create_ex(size_t size,
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const void *data,
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GPUUsageType usage,
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const char *name)
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{
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StorageBuf *ubo = GPUBackend::get()->storagebuf_alloc(size, usage, name);
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/* Direct init. */
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if (data != nullptr) {
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ubo->update(data);
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}
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return wrap(ubo);
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}
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void GPU_storagebuf_free(GPUStorageBuf *ubo)
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{
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delete unwrap(ubo);
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}
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void GPU_storagebuf_update(GPUStorageBuf *ubo, const void *data)
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{
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unwrap(ubo)->update(data);
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}
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void GPU_storagebuf_bind(GPUStorageBuf *ubo, int slot)
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{
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unwrap(ubo)->bind(slot);
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}
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void GPU_storagebuf_unbind(GPUStorageBuf *ubo)
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{
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unwrap(ubo)->unbind();
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}
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void GPU_storagebuf_unbind_all()
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{
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/* FIXME */
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}
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/** \} */
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