diff options
author | Clément Foucault <foucault.clem@gmail.com> | 2020-08-08 16:24:52 +0300 |
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committer | Clément Foucault <foucault.clem@gmail.com> | 2020-08-13 15:20:23 +0300 |
commit | 38ef35b1ed1d38ab58c7d7fb121f4f3b33869810 (patch) | |
tree | 6b3d8317b9e43a5875eb05cadb79ce2ebae859de /source/blender/gpu/opengl/gl_drawlist.hh | |
parent | cb2565195e72ee4dc5c0b53b7cd5037b2169d55f (diff) |
GPUDrawList: GL backend isolation
Diffstat (limited to 'source/blender/gpu/opengl/gl_drawlist.hh')
-rw-r--r-- | source/blender/gpu/opengl/gl_drawlist.hh | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/source/blender/gpu/opengl/gl_drawlist.hh b/source/blender/gpu/opengl/gl_drawlist.hh new file mode 100644 index 00000000000..4f085149388 --- /dev/null +++ b/source/blender/gpu/opengl/gl_drawlist.hh @@ -0,0 +1,80 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * The Original Code is Copyright (C) 2020 Blender Foundation. + * All rights reserved. + */ + +/** \file + * \ingroup gpu + */ + +#pragma once + +#include "MEM_guardedalloc.h" + +#include "BLI_sys_types.h" + +#include "GPU_batch.h" +#include "GPU_glew.h" + +#include "gpu_drawlist_private.hh" + +#include "gl_context.hh" + +namespace blender { +namespace gpu { + +class GLDrawList : public DrawList { + public: + GLDrawList(int length); + ~GLDrawList(); + + void append(GPUBatch *batch, int i_first, int i_count) override; + void submit(void) override; + + private: + void init(void); + + /** Batch for which we are recording commands for. */ + GPUBatch *batch_; + /** Mapped memory bounds. */ + GLbyte *data_; + /** Length of the mapped buffer (in byte). */ + GLsizeiptr data_size_; + /** Current offset inside the mapped buffer (in byte). */ + GLintptr command_offset_; + /** Current number of command recorded inside the mapped buffer. */ + uint command_len_; + /** Is UINT_MAX if not drawing indexed geom. Also Avoid dereferencing batch. */ + GLuint base_index_; + /** Also Avoid dereferencing batch. */ + GLuint v_first_, v_count_; + + /** GL Indirect Buffer id. 0 means MultiDrawIndirect is not supported/enabled. */ + GLuint buffer_id_; + /** Length of whole the buffer (in byte). */ + GLsizeiptr buffer_size_; + /** Offset of data_ inside the whole buffer (in byte). */ + GLintptr data_offset_; + + /** To free the buffer_id_. */ + GLContext *context_; + + MEM_CXX_CLASS_ALLOC_FUNCS("GLDrawList"); +}; + +} // namespace gpu +} // namespace blender |