image_engine.c File Reference

#include "DRW_render.h"
#include "BKE_image.h"
#include "BKE_main.h"
#include "BKE_object.h"
#include "DNA_camera_types.h"
#include "DNA_screen_types.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "ED_image.h"
#include "GPU_batch.h"
#include "image_engine.h"
#include "image_private.h"

Go to the source code of this file.

Macros
#define	IMAGE_DRAW_FLAG_SHOW_ALPHA   (1 << 0)
#define	IMAGE_DRAW_FLAG_APPLY_ALPHA   (1 << 1)
#define	IMAGE_DRAW_FLAG_SHUFFLING   (1 << 2)
#define	IMAGE_DRAW_FLAG_DEPTH   (1 << 3)
#define	IMAGE_DRAW_FLAG_DO_REPEAT   (1 << 4)
#define	IMAGE_DRAW_FLAG_USE_WORLD_POS   (1 << 5)

Functions
static void	image_cache_image_add (DRWShadingGroup *grp, Image *image, ImBuf *ibuf)
static void	space_image_gpu_texture_get (Image *image, ImageUser *iuser, ImBuf *ibuf, GPUTexture **r_gpu_texture, bool *r_owns_texture, GPUTexture **r_tex_tile_data)
static void	space_node_gpu_texture_get (Image *image, ImageUser *iuser, ImBuf *ibuf, GPUTexture **r_gpu_texture, bool *r_owns_texture, GPUTexture **r_tex_tile_data)
static void	image_gpu_texture_get (Image *image, ImageUser *iuser, ImBuf *ibuf, GPUTexture **r_gpu_texture, bool *r_owns_texture, GPUTexture **r_tex_tile_data)
static void	image_cache_image (IMAGE_Data *vedata, Image *image, ImageUser *iuser, ImBuf *ibuf)
Engine Callbacks
static void	IMAGE_engine_init (void *ved)
static void	IMAGE_cache_init (void *ved)
static void	IMAGE_cache_populate (void *UNUSED(vedata), Object *UNUSED(ob))
static void	image_draw_finish (IMAGE_Data *ved)
static void	IMAGE_draw_scene (void *ved)
static void	IMAGE_engine_free (void)

Variables
static const DrawEngineDataSize	IMAGE_data_size = DRW_VIEWPORT_DATA_SIZE(IMAGE_Data)
DrawEngineType	draw_engine_image_type

Detailed Description

Draw engine to draw the Image/UV editor

Definition in file image_engine.c.

Macro Definition Documentation

IMAGE_DRAW_FLAG_APPLY_ALPHA

#define IMAGE_DRAW_FLAG_APPLY_ALPHA   (1 << 1)

Definition at line 45 of file image_engine.c.

IMAGE_DRAW_FLAG_DEPTH

#define IMAGE_DRAW_FLAG_DEPTH   (1 << 3)

Definition at line 47 of file image_engine.c.

IMAGE_DRAW_FLAG_DO_REPEAT

#define IMAGE_DRAW_FLAG_DO_REPEAT   (1 << 4)

Definition at line 48 of file image_engine.c.

IMAGE_DRAW_FLAG_SHOW_ALPHA

#define IMAGE_DRAW_FLAG_SHOW_ALPHA   (1 << 0)

Definition at line 44 of file image_engine.c.

IMAGE_DRAW_FLAG_SHUFFLING

#define IMAGE_DRAW_FLAG_SHUFFLING   (1 << 2)

Definition at line 46 of file image_engine.c.

IMAGE_DRAW_FLAG_USE_WORLD_POS

#define IMAGE_DRAW_FLAG_USE_WORLD_POS   (1 << 5)

Definition at line 49 of file image_engine.c.

Function Documentation

image_cache_image()

static void image_cache_image ( IMAGE_Data *  vedata, Image *  image, ImageUser *  iuser, ImBuf *  ibuf  )

static

Definition at line 182 of file image_engine.c.

References BKE_image_has_gpu_texture_premultiplied_alpha(), Scene::camera, copy_v4_fl4(), Object::data, DRW_context_state_get(), DRW_shgroup_create(), DRW_shgroup_uniform_bool_copy(), DRW_shgroup_uniform_int_copy(), DRW_shgroup_uniform_texture(), DRW_shgroup_uniform_texture_ex(), DRW_shgroup_uniform_vec2_copy(), DRW_shgroup_uniform_vec4_copy(), ED_space_image_get_display_channel_mask(), SpaceImage::flag, SpaceNode::flag, if(), image_cache_image_add(), IMAGE_DRAW_FLAG_APPLY_ALPHA, IMAGE_DRAW_FLAG_DEPTH, IMAGE_DRAW_FLAG_DO_REPEAT, IMAGE_DRAW_FLAG_SHOW_ALPHA, IMAGE_DRAW_FLAG_SHUFFLING, IMAGE_DRAW_FLAG_USE_WORLD_POS, image_gpu_texture_get(), IMAGE_PassList::image_pass, IMAGE_shader_image_get(), IMB_alpha_affects_rgb(), NULL, OB_CAMERA, IMAGE_PrivateData::owns_texture, IMAGE_StorageList::pd, IMAGE_Data::psl, scene, DRWContextState::scene, SET_FLAG_FROM_TEST, shader(), shuffle(), SI_DRAW_TILE, SI_SHOW_ALPHA, SI_SHOW_B, SI_SHOW_G, SI_SHOW_R, SI_SHOW_ZBUF, SI_USE_ALPHA, SNODE_SHOW_ALPHA, SNODE_SHOW_B, SNODE_SHOW_G, SNODE_SHOW_R, SNODE_USE_ALPHA, DRWContextState::space_data, SPACE_IMAGE, SPACE_NODE, SpaceLink::spacetype, IMAGE_Data::stl, IMAGE_PrivateData::texture, and Object::type.

Referenced by IMAGE_cache_init().

image_cache_image_add()

static void image_cache_image_add ( DRWShadingGroup *  grp, Image *  image, ImBuf *  ibuf  )

static

Definition at line 51 of file image_engine.c.

References DRW_cache_quad_get(), DRW_context_state_get(), DRW_shgroup_call_obmat, float(), GPUBatch, IMA_SRC_TILED, LISTBASE_FOREACH, DRWContextState::region, Image::source, DRWContextState::space_data, SPACE_NODE, SpaceLink::spacetype, Image::tiles, unit_m4(), ARegion::winx, ARegion::winy, x, ImBuf::x, SpaceNode::xof, y, ImBuf::y, SpaceNode::yof, and SpaceNode::zoom.

Referenced by image_cache_image().

IMAGE_cache_init()

static void IMAGE_cache_init ( void *  ved )

static

Definition at line 329 of file image_engine.c.

References BKE_image_acquire_ibuf(), BKE_image_ensure_viewer(), CTX_data_main(), DRW_context_state_get(), DRW_pass_create(), DRW_STATE_BLEND_ALPHA_PREMUL, DRW_STATE_DEPTH_ALWAYS, DRW_STATE_WRITE_COLOR, DRW_STATE_WRITE_DEPTH, DRW_view_create(), ED_space_image(), ED_space_image_acquire_buffer(), DRWContextState::evil_C, IMAGE_PrivateData::ibuf, IMA_TYPE_COMPOSITE, IMAGE_PrivateData::image, image_cache_image(), IMAGE_PassList::image_pass, SpaceImage::iuser, IMAGE_PrivateData::lock, NULL, orthographic_m4(), IMAGE_StorageList::pd, IMAGE_Data::psl, DRWContextState::region, DRWContextState::space_data, SPACE_IMAGE, SPACE_NODE, SpaceLink::spacetype, state, IMAGE_Data::stl, unit_m4(), IMAGE_PrivateData::view, ARegion::winx, and ARegion::winy.

IMAGE_cache_populate()

static void IMAGE_cache_populate ( void *  UNUSEDvedata, Object *  UNUSEDob  )

static

Definition at line 374 of file image_engine.c.

image_draw_finish()

static void image_draw_finish ( IMAGE_Data *  ved )

static

Definition at line 379 of file image_engine.c.

References BKE_image_release_ibuf(), DRW_context_state_get(), ED_space_image_release_buffer(), GPU_texture_free(), IMAGE_PrivateData::ibuf, IMAGE_PrivateData::image, IMAGE_PrivateData::lock, NULL, IMAGE_PrivateData::owns_texture, IMAGE_StorageList::pd, DRWContextState::space_data, SPACE_IMAGE, SPACE_NODE, SpaceLink::spacetype, IMAGE_Data::stl, and IMAGE_PrivateData::texture.

Referenced by IMAGE_draw_scene().

IMAGE_draw_scene()

static void IMAGE_draw_scene ( void *  ved )

static

Definition at line 403 of file image_engine.c.

References DefaultFramebufferList::default_fb, DRW_draw_pass(), DRW_view_set_active(), DRW_viewport_framebuffer_list_get(), GPU_framebuffer_bind(), image_draw_finish(), IMAGE_PassList::image_pass, NULL, IMAGE_StorageList::pd, IMAGE_Data::psl, IMAGE_Data::stl, and IMAGE_PrivateData::view.

IMAGE_engine_free()

static void IMAGE_engine_free ( void  )

static

Definition at line 420 of file image_engine.c.

References IMAGE_shader_free().

IMAGE_engine_init()

static void IMAGE_engine_init ( void *  ved )

static

Definition at line 314 of file image_engine.c.

References IMAGE_PrivateData::ibuf, IMAGE_shader_library_ensure(), IMAGE_PrivateData::lock, MEM_callocN, NULL, IMAGE_StorageList::pd, IMAGE_Data::stl, and IMAGE_PrivateData::texture.

image_gpu_texture_get()

static void image_gpu_texture_get ( Image *  image, ImageUser *  iuser, ImBuf *  ibuf, GPUTexture **  r_gpu_texture, bool *  r_owns_texture, GPUTexture **  r_tex_tile_data  )

static

Definition at line 159 of file image_engine.c.

References DRW_context_state_get(), DRWContextState::space_data, SPACE_IMAGE, space_image_gpu_texture_get(), SPACE_NODE, space_node_gpu_texture_get(), and SpaceLink::spacetype.

Referenced by image_cache_image().

space_image_gpu_texture_get()

static void space_image_gpu_texture_get ( Image *  image, ImageUser *  iuser, ImBuf *  ibuf, GPUTexture **  r_gpu_texture, bool *  r_owns_texture, GPUTexture **  r_tex_tile_data  )

static

Definition at line 101 of file image_engine.c.

References BKE_image_get_gpu_texture(), BKE_image_get_gpu_tilemap(), BKE_image_get_gpu_tiles(), BKE_image_multilayer_index(), BKE_image_multiview_index(), BLI_assert, ImBuf::channels, DRW_context_state_get(), ED_space_image_get_display_channel_mask(), SpaceImage::flag, GPU_R16F, GPU_texture_create_2d(), if(), IMA_SRC_TILED, SpaceImage::iuser, NULL, ImBuf::rect_float, Image::rr, SI_SHOW_ZBUF, Image::source, DRWContextState::space_data, ImBuf::x, ImBuf::y, ImBuf::zbuf, and ImBuf::zbuf_float.

Referenced by image_gpu_texture_get().

space_node_gpu_texture_get()

static void space_node_gpu_texture_get ( Image *  image, ImageUser *  iuser, ImBuf *  ibuf, GPUTexture **  r_gpu_texture, bool *  r_owns_texture, GPUTexture **  r_tex_tile_data  )

static

Definition at line 147 of file image_engine.c.

References BKE_image_get_gpu_texture(), and NULL.

Referenced by image_gpu_texture_get().

Variable Documentation

draw_engine_image_type

DrawEngineType draw_engine_image_type

Initial value:

= {
    NULL,                  
    NULL,                  
    N_("UV/Image"),        
    &IMAGE_data_size,      
    &IMAGE_engine_init,    
    &IMAGE_engine_free,    
    &IMAGE_cache_init,     
    &IMAGE_cache_populate, 
    NULL,                  
    &IMAGE_draw_scene,     
    NULL,                  
    NULL,                  
    NULL,                  
    NULL,                  
}

Definition at line 429 of file image_engine.c.

Referenced by drw_engines_enable_editors(), and DRW_engines_register().

IMAGE_data_size

const DrawEngineDataSize IMAGE_data_size = DRW_VIEWPORT_DATA_SIZE(IMAGE_Data)

static

Definition at line 427 of file image_engine.c.