#include "MEM_guardedalloc.h"
#include "BLI_bitmap.h"
#include "BLI_boxpack_2d.h"
#include "BLI_linklist.h"
#include "BLI_listbase.h"
#include "BLI_threads.h"
#include "DNA_image_types.h"
#include "DNA_userdef_types.h"
#include "IMB_colormanagement.h"
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "BKE_global.h"
#include "BKE_image.h"
#include "BKE_main.h"
#include "GPU_capabilities.h"
#include "GPU_state.h"
#include "GPU_texture.h"
#include "PIL_time.h"

Classes
struct	ImagePartialRefresh

struct	PackTile

Macros
#define	IMA_PARTIAL_REFRESH_TILE_SIZE 256

#define	GPU_FLAGS_TO_CHECK (IMA_GPU_MAX_RESOLUTION)

Typedefs
typedef struct ImagePartialRefresh	ImagePartialRefresh

Functions
bool	BKE_image_has_gpu_texture_premultiplied_alpha (Image image, ImBuf ibuf)

Deletion
static void	image_free_gpu (Image *ima, const bool immediate)

void	BKE_image_free_gputextures (Image *ima)

void	BKE_image_free_all_gputextures (Main *bmain)

void	BKE_image_free_anim_gputextures (Main *bmain)

void	BKE_image_free_old_gputextures (Main *bmain)

Paint Update
static void	image_update_gputexture_ex (Image ima, ImageTile tile, ImBuf *ibuf, int x, int y, int w, int h)

static ImBuf *	update_do_scale (uchar rect, float rect_float, int x, int y, int w, int h, int limit_w, int limit_h, int full_w, int full_h)

static void	gpu_texture_update_scaled (GPUTexture tex, uchar rect, float rect_float, int full_w, int full_h, int x, int y, int layer, const int tile_offset, const int *tile_size, int w, int h)

static void	gpu_texture_update_unscaled (GPUTexture tex, uchar rect, float *rect_float, int x, int y, int layer, const int tile_offset[2], int w, int h, int tex_stride, int tex_offset)

static void	gpu_texture_update_from_ibuf (GPUTexture tex, Image ima, ImBuf ibuf, ImageTile tile, int x, int y, int w, int h)

void	BKE_image_update_gputexture (Image ima, ImageUser iuser, int x, int y, int w, int h)

void	BKE_image_update_gputexture_delayed (struct Image ima, struct ImBuf ibuf, int x, int y, int w, int h)

void	BKE_image_paint_set_mipmap (Main *bmain, bool mipmap)

Regular gpu texture
static GPUTexture **	get_image_gpu_texture_ptr (Image *ima, eGPUTextureTarget textarget, const int multiview_eye)

static GPUTexture *	image_gpu_texture_error_create (eGPUTextureTarget textarget)

static GPUTexture *	image_get_gpu_texture (Image ima, ImageUser iuser, ImBuf *ibuf, eGPUTextureTarget textarget)

GPUTexture *	BKE_image_get_gpu_texture (Image image, ImageUser iuser, ImBuf *ibuf)

GPUTexture *	BKE_image_get_gpu_tiles (Image image, ImageUser iuser, ImBuf *ibuf)

GPUTexture *	BKE_image_get_gpu_tilemap (Image image, ImageUser iuser, ImBuf *ibuf)

UDIM gpu texture
typedef struct PackTile	PackTile

static bool	is_over_resolution_limit (int w, int h, bool limit_gl_texture_size)

static int	smaller_power_of_2_limit (int num, bool limit_gl_texture_size)

static GPUTexture *	gpu_texture_create_tile_mapping (Image *ima, const int multiview_eye)

static int	compare_packtile (const void a, const void b)

static GPUTexture *	gpu_texture_create_tile_array (Image ima, ImBuf main_ibuf)

Delayed GPU texture free
Image datablocks can be deleted by any thread, but there may not be any active OpenGL context. In that case we push them into a queue and free the buffers later.
static LinkNode *	gpu_texture_free_queue = NULL

static ThreadMutex	gpu_texture_queue_mutex = BLI_MUTEX_INITIALIZER

static void	gpu_free_unused_buffers (void)

void	BKE_image_free_unused_gpu_textures ()

Macro Definition Documentation

◆ GPU_FLAGS_TO_CHECK

#define GPU_FLAGS_TO_CHECK (IMA_GPU_MAX_RESOLUTION)

◆ IMA_PARTIAL_REFRESH_TILE_SIZE

#define IMA_PARTIAL_REFRESH_TILE_SIZE 256

Definition at line 56 of file image_gpu.c.

Typedef Documentation

◆ ImagePartialRefresh

typedef struct ImagePartialRefresh ImagePartialRefresh

◆ PackTile

typedef struct PackTile PackTile

Function Documentation

◆ BKE_image_free_all_gputextures()

void BKE_image_free_all_gputextures ( Main * bmain )

Definition at line 522 of file image_gpu.c.

References BKE_image_free_gputextures(), Main::images, and LISTBASE_FOREACH.

Referenced by ED_object_texture_paint_mode_enter_ex(), and ED_object_texture_paint_mode_exit_ex().

◆ BKE_image_free_anim_gputextures()

void BKE_image_free_anim_gputextures ( Main * bmain )

Definition at line 532 of file image_gpu.c.

References BKE_image_free_gputextures(), BKE_image_is_animated(), Main::images, and LISTBASE_FOREACH.

Referenced by ED_view3d_draw_offscreen().

◆ BKE_image_free_gputextures()

void BKE_image_free_gputextures ( Image * ima )

Definition at line 517 of file image_gpu.c.

References BLI_thread_is_main(), and image_free_gpu().

Referenced by bake_targets_refresh(), BKE_image_free_all_gputextures(), BKE_image_free_anim_gputextures(), BKE_image_free_buffers_ex(), BKE_image_free_old_gputextures(), BKE_image_paint_set_mipmap(), BKE_image_update_gputexture(), image_flip_exec(), image_invert_exec(), image_scale_exec(), multiresbake_freejob(), paint_2d_redraw(), ptile_restore_runtime_list(), texture_paint_camera_project_exec(), and uhandle_restore_list().

◆ BKE_image_free_old_gputextures()

void BKE_image_free_old_gputextures ( Main * bmain )

Definition at line 543 of file image_gpu.c.

References BKE_image_free_buffers, BKE_image_free_gputextures(), BKE_image_has_opengl_texture(), G, IMA_NOCOLLECT, Main::images, LISTBASE_FOREACH, and PIL_check_seconds_timer().

Referenced by view3d_main_region_draw().

◆ BKE_image_free_unused_gpu_textures()

void BKE_image_free_unused_gpu_textures ( void )

Definition at line 482 of file image_gpu.c.

References BLI_thread_is_main(), and gpu_free_unused_buffers().

Referenced by wm_draw_update(), and WM_exit_ex().

◆ BKE_image_get_gpu_texture()

GPUTexture* BKE_image_get_gpu_texture	(	Image *	image,
		ImageUser *	iuser,
		ImBuf *	ibuf
	)

Definition at line 439 of file image_gpu.c.

References image_get_gpu_texture(), and TEXTARGET_2D.

Referenced by DRW_shgroup_add_material_resources(), gpencil_image_texture_get(), image_camera_background_texture_get(), OVERLAY_edit_uv_cache_init(), OVERLAY_image_empty_cache_populate(), OVERLAY_paint_cache_init(), space_image_gpu_texture_get(), space_node_gpu_texture_get(), and workbench_image_setup_ex().

◆ BKE_image_get_gpu_tilemap()

GPUTexture* BKE_image_get_gpu_tilemap	(	Image *	image,
		ImageUser *	iuser,
		ImBuf *	ibuf
	)

Definition at line 449 of file image_gpu.c.

References image_get_gpu_texture(), and TEXTARGET_TILE_MAPPING.

Referenced by DRW_shgroup_add_material_resources(), space_image_gpu_texture_get(), and workbench_image_setup_ex().

◆ BKE_image_get_gpu_tiles()

GPUTexture* BKE_image_get_gpu_tiles	(	Image *	image,
		ImageUser *	iuser,
		ImBuf *	ibuf
	)

Definition at line 444 of file image_gpu.c.

References image_get_gpu_texture(), and TEXTARGET_2D_ARRAY.

Referenced by DRW_shgroup_add_material_resources(), space_image_gpu_texture_get(), and workbench_image_setup_ex().

◆ BKE_image_has_gpu_texture_premultiplied_alpha()

bool BKE_image_has_gpu_texture_premultiplied_alpha	(	Image *	image,
		ImBuf *	ibuf
	)

Definition at line 64 of file image_gpu.c.

References Image::alpha_mode, ELEM, IMA_ALPHA_PREMUL, IMA_ALPHA_STRAIGHT, IMA_TYPE_COMPOSITE, IMA_TYPE_R_RESULT, IMA_TYPE_UV_TEST, NULL, ImBuf::rect_float, and Image::type.

Referenced by gpu_texture_create_tile_array(), gpu_texture_update_from_ibuf(), image_cache_image(), and image_get_gpu_texture().

◆ BKE_image_paint_set_mipmap()

void BKE_image_paint_set_mipmap	(	Main *	bmain,
		bool	mipmap
	)

Definition at line 914 of file image_gpu.c.

References Freestyle::a, BKE_image_free_gputextures(), BKE_image_has_opengl_texture(), ELEM, GPU_texture_mipmap_mode(), IMA_GPU_MIPMAP_COMPLETE, Main::images, LISTBASE_FOREACH, NULL, tex, TEXTARGET_2D, TEXTARGET_2D_ARRAY, and TEXTARGET_COUNT.

Referenced by ED_object_texture_paint_mode_enter_ex(), and ED_object_texture_paint_mode_exit_ex().

◆ BKE_image_update_gputexture()

void BKE_image_update_gputexture	(	Image *	ima,
		ImageUser *	iuser,
		int	x,
		int	y,
		int	w,
		int	h
	)

Definition at line 821 of file image_gpu.c.

References BKE_image_acquire_ibuf(), BKE_image_free_gputextures(), BKE_image_get_tile_from_iuser, BKE_image_release_ibuf(), image_update_gputexture_ex(), NULL, w(), x, and y.

Referenced by imapaint_image_update().

◆ BKE_image_update_gputexture_delayed()

void BKE_image_update_gputexture_delayed	(	struct Image *	ima,
		struct ImBuf *	ibuf,
		int	x,
		int	y,
		int	w,
		int	h
	)

Definition at line 838 of file image_gpu.c.

References blender::compositor::area(), BLI_addtail(), BLI_BITMAP_ENABLE, BLI_BITMAP_NEW, BLI_BITMAP_NEW_ALLOCA, BLI_BITMAP_SIZE, BLI_BITMAP_TEST_BOOL, BLI_freelistN(), Image::gpu_refresh_areas, Image::gpuflag, IMA_GPU_PARTIAL_REFRESH, IMA_GPU_REFRESH, IMA_PARTIAL_REFRESH_TILE_SIZE, LISTBASE_FOREACH, MEM_freeN, MEM_mallocN, NULL, w(), x, ImBuf::x, y, and ImBuf::y.

Referenced by image_rect_update().

◆ compare_packtile()

static int compare_packtile	(	const void *	a,
		const void *	b
	)

static

Definition at line 146 of file image_gpu.c.

References Freestyle::a, and PackTile::pack_score.

Referenced by gpu_texture_create_tile_array().

◆ get_image_gpu_texture_ptr()

static GPUTexture** get_image_gpu_texture_ptr	(	Image *	ima,
		eGPUTextureTarget	textarget,
		const int	multiview_eye
	)

static

Definition at line 270 of file image_gpu.c.

References BLI_assert, Image::gputexture, NULL, and TEXTARGET_COUNT.

Referenced by image_get_gpu_texture().

◆ gpu_free_unused_buffers()

static void gpu_free_unused_buffers ( void )

static

Definition at line 466 of file image_gpu.c.

References BLI_linklist_pop(), BLI_mutex_lock(), BLI_mutex_unlock(), GPU_texture_free(), gpu_texture_free_queue, gpu_texture_queue_mutex, NULL, and tex.

Referenced by BKE_image_free_unused_gpu_textures(), and image_get_gpu_texture().

◆ gpu_texture_create_tile_array()

static GPUTexture* gpu_texture_create_tile_array	(	Image *	ima,
		ImBuf *	main_ibuf
	)

static

Definition at line 154 of file image_gpu.c.

References BKE_image_acquire_ibuf(), BKE_image_has_gpu_texture_premultiplied_alpha(), BKE_image_release_ibuf(), BKE_imageuser_default(), BLI_addtail(), BLI_assert, BLI_box_pack_2d_fixedarea(), BLI_freelistN(), BLI_listbase_sort(), PackTile::boxpack, compare_packtile(), ListBase::first, Image::flag, GPU_mipmap_enabled(), GPU_texture_generate_mipmap(), GPU_texture_mipmap_mode(), Image::gpuflag, FixedSizeBoxPack::h, Image::id, IMA_GPU_MAX_RESOLUTION, IMA_GPU_MIPMAP_COMPLETE, IMA_HIGH_BITDEPTH, IMB_touch_gpu_texture(), IMB_update_gpu_texture_sub(), is_over_resolution_limit(), LISTBASE_FOREACH, max_ff(), max_ii(), MEM_callocN, min_ff(), ID::name, NULL, PackTile::pack_score, ImageTile::runtime, smaller_power_of_2_limit(), tex, PackTile::tile, ImageUser::tile, ImageTile_Runtime::tilearray_layer, ImageTile_Runtime::tilearray_offset, ImageTile_Runtime::tilearray_size, Image::tiles, UNPACK2, w(), FixedSizeBoxPack::w, ImBuf::x, and ImBuf::y.

Referenced by image_get_gpu_texture().

◆ gpu_texture_create_tile_mapping()

static GPUTexture* gpu_texture_create_tile_mapping	(	Image *	ima,
		const int	multiview_eye
	)

static

Definition at line 100 of file image_gpu.c.

References data, GPU_RGBA32F, GPU_texture_create_1d_array(), GPU_texture_height(), GPU_texture_mipmap_mode(), GPU_texture_width(), Image::gputexture, Image::id, ListBase::last, LISTBASE_FOREACH, MEM_callocN, MEM_freeN, ID::name, NULL, tex, TEXTARGET_2D_ARRAY, ImageTile::tile_number, Image::tiles, and width.

Referenced by image_get_gpu_texture().

◆ gpu_texture_update_from_ibuf()

static void gpu_texture_update_from_ibuf	(	GPUTexture *	tex,
		Image *	ima,
		ImBuf *	ibuf,
		ImageTile *	tile,
		int	x,
		int	y,
		int	w,
		int	h
	)

static

Definition at line 691 of file image_gpu.c.

References BKE_image_has_gpu_texture_premultiplied_alpha(), ImBuf::channels, GPU_mipmap_enabled(), GPU_texture_generate_mipmap(), GPU_texture_height(), GPU_texture_unbind(), gpu_texture_update_scaled(), gpu_texture_update_unscaled(), GPU_texture_width(), Image::gpuflag, IMA_GPU_MIPMAP_COMPLETE, IMB_colormanagement_imbuf_to_byte_texture(), IMB_colormanagement_imbuf_to_float_texture(), IMB_colormanagement_space_is_data(), IMB_colormanagement_space_is_scene_linear(), max_ii(), MEM_freeN, MEM_mallocN, min_ii(), NULL, padding(), ImBuf::rect, ImBuf::rect_colorspace, ImBuf::rect_float, ImageTile::runtime, scaled(), tex, ImageTile_Runtime::tilearray_layer, ImageTile_Runtime::tilearray_offset, ImageTile_Runtime::tilearray_size, w(), x, ImBuf::x, y, and ImBuf::y.

Referenced by image_update_gputexture_ex().

◆ gpu_texture_update_scaled()

static void gpu_texture_update_scaled	(	GPUTexture *	tex,
		uchar *	rect,
		float *	rect_float,
		int	full_w,
		int	full_h,
		int	x,
		int	y,
		int	layer,
		const int *	tile_offset,
		const int *	tile_size,
		int	w,
		int	h
	)

static

Definition at line 623 of file image_gpu.c.

References data, GPU_DATA_FLOAT, GPU_DATA_UBYTE, GPU_texture_height(), GPU_texture_update_sub(), GPU_texture_width(), IMB_freeImBuf(), ImBuf::rect, ImBuf::rect_float, tex, update_do_scale(), w(), x, and y.

Referenced by gpu_texture_update_from_ibuf().

◆ gpu_texture_update_unscaled()

static void gpu_texture_update_unscaled	(	GPUTexture *	tex,
		uchar *	rect,
		float *	rect_float,
		int	x,
		int	y,
		int	layer,
		const int	tile_offset[2],
		int	w,
		int	h,
		int	tex_stride,
		int	tex_offset
	)