82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/* SPDX-FileCopyrightText: 2016 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup draw
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*/
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#pragma once
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#include "GPU_batch.hh"
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/* Common */
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// #define DRW_DEBUG_MESH_CACHE_REQUEST
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#ifdef DRW_DEBUG_MESH_CACHE_REQUEST
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# define DRW_ADD_FLAG_FROM_VBO_REQUEST(flag, vbo, value) \
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(flag |= DRW_vbo_requested(vbo) ? (printf(" VBO requested " #vbo "\n") ? value : value) : 0)
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# define DRW_ADD_FLAG_FROM_IBO_REQUEST(flag, ibo, value) \
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(flag |= DRW_ibo_requested(ibo) ? (printf(" IBO requested " #ibo "\n") ? value : value) : 0)
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#else
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# define DRW_ADD_FLAG_FROM_VBO_REQUEST(flag, vbo, value) \
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(flag |= DRW_vbo_requested(vbo) ? (value) : 0)
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# define DRW_ADD_FLAG_FROM_IBO_REQUEST(flag, ibo, value) \
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(flag |= DRW_ibo_requested(ibo) ? (value) : 0)
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#endif
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inline blender::gpu::Batch *DRW_batch_request(blender::gpu::Batch **batch)
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{
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/* XXX TODO(fclem): We are writing to batch cache here. Need to make this thread safe. */
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if (*batch == nullptr) {
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*batch = GPU_batch_calloc();
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}
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return *batch;
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}
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inline bool DRW_batch_requested(blender::gpu::Batch *batch, GPUPrimType prim_type)
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{
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/* Batch has been requested if it has been created but not initialized. */
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if (batch != nullptr && batch->verts[0] == nullptr) {
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/* HACK. We init without a valid VBO and let the first vbo binding
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* fill verts[0]. */
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GPU_batch_init_ex(batch, prim_type, (blender::gpu::VertBuf *)1, nullptr, (GPUBatchFlag)0);
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batch->verts[0] = nullptr;
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return true;
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}
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return false;
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}
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inline void DRW_ibo_request(blender::gpu::Batch *batch, blender::gpu::IndexBuf **ibo)
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{
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if (*ibo == nullptr) {
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*ibo = GPU_indexbuf_calloc();
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}
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if (batch != nullptr) {
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GPU_batch_elembuf_set(batch, *ibo, false);
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}
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}
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inline bool DRW_ibo_requested(blender::gpu::IndexBuf *ibo)
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{
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/* TODO: do not rely on data uploaded. This prevents multi-threading.
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* (need access to a GPU context). */
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return (ibo != nullptr && !GPU_indexbuf_is_init(ibo));
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}
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inline void DRW_vbo_request(blender::gpu::Batch *batch, blender::gpu::VertBuf **vbo)
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{
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if (*vbo == nullptr) {
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*vbo = GPU_vertbuf_calloc();
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}
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if (batch != nullptr) {
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/* HACK we set VBO's that may not yet be valid. */
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GPU_batch_vertbuf_add(batch, *vbo, false);
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}
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}
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inline bool DRW_vbo_requested(blender::gpu::VertBuf *vbo)
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{
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return (vbo != nullptr && (GPU_vertbuf_get_status(vbo) & GPU_VERTBUF_INIT) == 0);
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}
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