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/*
* 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.
*
* Copyright 2016, Blender Foundation.
*/
/** \file
* \ingroup draw
*/
#ifndef __DRW_ENGINE_H__
#define __DRW_ENGINE_H__
#include "BLI_sys_types.h" /* for bool */
struct ARegion;
struct Base;
struct DRWInstanceDataList;
struct DRWPass;
struct Depsgraph;
struct DrawEngineType;
struct GPUMaterial;
struct GPUOffScreen;
struct GPUViewport;
struct ID;
struct IDProperty;
struct Main;
struct Material;
struct Object;
struct RegionView3D;
struct RenderEngine;
struct RenderEngineType;
struct Scene;
struct View3D;
struct ViewContext;
struct ViewLayer;
struct ViewportEngineData;
struct WorkSpace;
struct bContext;
struct rcti;
#include "DNA_object_enums.h"
/* Buffer and textures used by the viewport by default */
typedef struct DefaultFramebufferList {
struct GPUFrameBuffer *default_fb;
struct GPUFrameBuffer *color_only_fb;
struct GPUFrameBuffer *depth_only_fb;
struct GPUFrameBuffer *multisample_fb;
} DefaultFramebufferList;
typedef struct DefaultTextureList {
struct GPUTexture *color;
struct GPUTexture *depth;
struct GPUTexture *multisample_color;
struct GPUTexture *multisample_depth;
} DefaultTextureList;
void DRW_engines_register(void);
void DRW_engines_free(void);
bool DRW_engine_render_support(struct DrawEngineType *draw_engine_type);
void DRW_engine_register(struct DrawEngineType *draw_engine_type);
void DRW_engine_viewport_data_size_get(
const void *engine_type, int *r_fbl_len, int *r_txl_len, int *r_psl_len, int *r_stl_len);
typedef struct DRWUpdateContext {
struct Main *bmain;
struct Depsgraph *depsgraph;
struct Scene *scene;
struct ViewLayer *view_layer;
struct ARegion *ar;
struct View3D *v3d;
struct RenderEngineType *engine_type;
} DRWUpdateContext;
void DRW_notify_view_update(const DRWUpdateContext *update_ctx);
typedef enum eDRWSelectStage {
DRW_SELECT_PASS_PRE = 1,
DRW_SELECT_PASS_POST,
} eDRWSelectStage;
typedef bool (*DRW_SelectPassFn)(eDRWSelectStage stage, void *user_data);
typedef bool (*DRW_ObjectFilterFn)(struct Object *ob, void *user_data);
void DRW_draw_view(const struct bContext *C);
void DRW_draw_region_engine_info(int xoffset, int yoffset);
void DRW_draw_render_loop_ex(struct Depsgraph *depsgraph,
struct RenderEngineType *engine_type,
struct ARegion *ar,
struct View3D *v3d,
struct GPUViewport *viewport,
const struct bContext *evil_C);
void DRW_draw_render_loop(struct Depsgraph *depsgraph,
struct ARegion *ar,
struct View3D *v3d,
struct GPUViewport *viewport);
void DRW_draw_render_loop_offscreen(struct Depsgraph *depsgraph,
struct RenderEngineType *engine_type,
struct ARegion *ar,
struct View3D *v3d,
const bool draw_background,
const bool do_color_management,
struct GPUOffScreen *ofs,
struct GPUViewport *viewport);
void DRW_draw_select_loop(struct Depsgraph *depsgraph,
struct ARegion *ar,
struct View3D *v3d,
bool use_obedit_skip,
bool draw_surface,
bool use_nearest,
const struct rcti *rect,
DRW_SelectPassFn select_pass_fn,
void *select_pass_user_data,
DRW_ObjectFilterFn object_filter_fn,
void *object_filter_user_data);
void DRW_draw_depth_loop(struct Depsgraph *depsgraph,
struct ARegion *ar,
struct View3D *v3d,
struct GPUViewport *viewport,
bool use_opengl_context);
void DRW_draw_depth_loop_gpencil(struct Depsgraph *depsgraph,
struct ARegion *ar,
struct View3D *v3d,
struct GPUViewport *viewport);
void DRW_draw_depth_object(struct ARegion *ar,
struct GPUViewport *viewport,
struct Object *object);
void DRW_draw_select_id(struct Depsgraph *depsgraph,
struct ARegion *ar,
struct View3D *v3d,
struct Base **bases,
const uint bases_len,
short select_mode);
/* grease pencil render */
bool DRW_render_check_grease_pencil(struct Depsgraph *depsgraph);
void DRW_render_gpencil(struct RenderEngine *engine, struct Depsgraph *depsgraph);
void DRW_gpencil_freecache(struct Object *ob);
/* This is here because GPUViewport needs it */
struct DRWInstanceDataList *DRW_instance_data_list_create(void);
void DRW_instance_data_list_free(struct DRWInstanceDataList *idatalist);
void DRW_opengl_context_create(void);
void DRW_opengl_context_destroy(void);
void DRW_opengl_context_enable(void);
void DRW_opengl_context_disable(void);
/* For garbage collection */
void DRW_cache_free_old_batches(struct Main *bmain);
/* Never use this. Only for closing blender. */
void DRW_opengl_context_enable_ex(bool restore);
void DRW_opengl_context_disable_ex(bool restore);
void DRW_opengl_render_context_enable(void *re_gl_context);
void DRW_opengl_render_context_disable(void *re_gl_context);
void DRW_gawain_render_context_enable(void *re_gpu_context);
void DRW_gawain_render_context_disable(void *re_gpu_context);
void DRW_deferred_shader_remove(struct GPUMaterial *mat);
struct DrawDataList *DRW_drawdatalist_from_id(struct ID *id);
void DRW_drawdata_free(struct ID *id);
/* select_engine.c */
void DRW_select_context_create(struct Base **bases, const uint bases_len, short select_mode);
bool DRW_select_elem_get(const uint sel_id, uint *r_elem, uint *r_base_index, char *r_elem_type);
uint DRW_select_context_offset_for_object_elem(const uint base_index, char elem_type);
uint DRW_select_context_elem_len(void);
void DRW_framebuffer_select_id_read(const struct rcti *rect, uint *r_buf);
void DRW_draw_select_id_object(struct Depsgraph *depsgraph,
struct ViewLayer *view_layer,
struct ARegion *ar,
struct View3D *v3d,
struct Object *ob,
short select_mode);
#endif /* __DRW_ENGINE_H__ */
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