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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.
*
* The Original Code is Copyright (C) 2005 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup gpu
*/
#ifndef __GPU_VIEWPORT_H__
#define __GPU_VIEWPORT_H__
#include <stdbool.h>
#include "DNA_vec_types.h"
#include "GPU_framebuffer.h"
#include "GPU_texture.h"
#define GPU_INFO_SIZE 512 /* IMA_MAX_RENDER_TEXT */
typedef struct GPUViewport GPUViewport;
/* Contains memory pools information */
typedef struct ViewportMemoryPool {
struct BLI_memblock *commands;
struct BLI_memblock *commands_small;
struct BLI_memblock *callbuffers;
struct BLI_memblock *obmats;
struct BLI_memblock *obinfos;
struct BLI_memblock *cullstates;
struct BLI_memblock *shgroups;
struct BLI_memblock *uniforms;
struct BLI_memblock *views;
struct BLI_memblock *passes;
struct BLI_memblock *images;
struct GPUUniformBuffer **matrices_ubo;
struct GPUUniformBuffer **obinfos_ubo;
uint ubo_len;
} ViewportMemoryPool;
/* All FramebufferLists are just the same pointers with different names */
typedef struct FramebufferList {
struct GPUFrameBuffer *framebuffers[0];
} FramebufferList;
typedef struct TextureList {
struct GPUTexture *textures[0];
} TextureList;
typedef struct PassList {
struct DRWPass *passes[0];
} PassList;
typedef struct StorageList {
void *storage[0]; /* custom structs from the engine */
} StorageList;
typedef struct ViewportEngineData {
void *engine_type;
FramebufferList *fbl;
TextureList *txl;
PassList *psl;
StorageList *stl;
char info[GPU_INFO_SIZE];
/* we may want to put this elsewhere */
struct DRWTextStore *text_draw_cache;
/* Profiling data */
double init_time;
double render_time;
double background_time;
} ViewportEngineData;
typedef struct ViewportEngineData_Info {
int fbl_len;
int txl_len;
int psl_len;
int stl_len;
} ViewportEngineData_Info;
GPUViewport *GPU_viewport_create(void);
void GPU_viewport_bind(GPUViewport *viewport, const rcti *rect);
void GPU_viewport_unbind(GPUViewport *viewport);
void GPU_viewport_draw_to_screen(GPUViewport *viewport, const rcti *rect);
void GPU_viewport_free(GPUViewport *viewport);
GPUViewport *GPU_viewport_create_from_offscreen(struct GPUOffScreen *ofs);
void GPU_viewport_clear_from_offscreen(GPUViewport *viewport);
ViewportMemoryPool *GPU_viewport_mempool_get(GPUViewport *viewport);
struct DRWInstanceDataList *GPU_viewport_instance_data_list_get(GPUViewport *viewport);
void *GPU_viewport_engine_data_create(GPUViewport *viewport, void *engine_type);
void *GPU_viewport_engine_data_get(GPUViewport *viewport, void *engine_type);
void *GPU_viewport_framebuffer_list_get(GPUViewport *viewport);
void *GPU_viewport_texture_list_get(GPUViewport *viewport);
void GPU_viewport_size_get(const GPUViewport *viewport, int size[2]);
void GPU_viewport_size_set(GPUViewport *viewport, const int size[2]);
/* Profiling */
double *GPU_viewport_cache_time_get(GPUViewport *viewport);
void GPU_viewport_tag_update(GPUViewport *viewport);
bool GPU_viewport_do_update(GPUViewport *viewport);
GPUTexture *GPU_viewport_color_texture(GPUViewport *viewport);
/* Texture pool */
GPUTexture *GPU_viewport_texture_pool_query(
GPUViewport *viewport, void *engine, int width, int height, int format);
bool GPU_viewport_engines_data_validate(GPUViewport *viewport, void **engine_handle_array);
void GPU_viewport_cache_release(GPUViewport *viewport);
#endif // __GPU_VIEWPORT_H__
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