blender::image_engine::SpaceImageAccessor Class Reference

#include <image_space_image.hh>

Inherits blender::image_engine::AbstractSpaceAccessor.

Public Member Functions
	SpaceImageAccessor (SpaceImage *sima)
::Image *	get_image (Main *) override
ImageUser *	get_image_user () override
ImBuf *	acquire_image_buffer (::Image *, void **lock) override
void	release_buffer (::Image *, ImBuf *image_buffer, void *lock) override
void	get_shader_parameters (ShaderParameters &r_shader_parameters, ImBuf *image_buffer) override
bool	use_tile_drawing () const override
	Is (wrap) repeat option enabled in the space.
void	init_ss_to_texture_matrix (const ARegion *region, const float image_offset[2], const float image_resolution[2], float r_uv_to_texture[4][4]) const override
	Initialize r_uv_to_texture matrix to transform from normalized screen space coordinates (0..1) to texture space UV coordinates.
Public Member Functions inherited from blender::image_engine::AbstractSpaceAccessor
virtual	~AbstractSpaceAccessor ()=default

Detailed Description

Definition at line 19 of file image_space_image.hh.

Constructor & Destructor Documentation

SpaceImageAccessor()

blender::image_engine::SpaceImageAccessor::SpaceImageAccessor ( SpaceImage * sima )

inline

Definition at line 23 of file image_space_image.hh.

Member Function Documentation

acquire_image_buffer()

ImBuf * blender::image_engine::SpaceImageAccessor::acquire_image_buffer ( ::Image * image, void ** lock )

inlineoverridevirtual

Acquire the image buffer of the image.

Parameters

image	Image to get the buffer from. Image is the same as returned from the get_image member.
lock	pointer to a lock object.

Returns

Image buffer of the given image.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 35 of file image_space_image.hh.

References ED_space_image_acquire_buffer(), and lock.

get_image()

::Image * blender::image_engine::SpaceImageAccessor::get_image ( Main * bmain )

inlineoverridevirtual

Return the active image of the space.

The returned image will be drawn in the space.

The return value is optional.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 25 of file image_space_image.hh.

References ED_space_image().

get_image_user()

ImageUser * blender::image_engine::SpaceImageAccessor::get_image_user ( )

inlineoverridevirtual

Return the ImageUser of the space.

The return value is optional.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 30 of file image_space_image.hh.

get_shader_parameters()

void blender::image_engine::SpaceImageAccessor::get_shader_parameters ( ShaderParameters & r_shader_parameters, ImBuf * image_buffer )

inlineoverridevirtual

Update the r_shader_parameters with space specific settings.

Only update the #ShaderParameters.flags and #ShaderParameters.shuffle. Other parameters are updated inside the image engine.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 45 of file image_space_image.hh.

References blender::image_engine::APPLY_ALPHA, blender::image_engine::DEPTH, ED_space_image_get_display_channel_mask(), blender::image_engine::ShaderParameters::flags, IMB_alpha_affects_rgb(), blender::image_engine::SHOW_ALPHA, blender::image_engine::ShaderParameters::shuffle, blender::image_engine::SHUFFLING, SI_SHOW_ALPHA, SI_SHOW_B, SI_SHOW_G, SI_SHOW_R, SI_SHOW_ZBUF, and SI_USE_ALPHA.

init_ss_to_texture_matrix()

void blender::image_engine::SpaceImageAccessor::init_ss_to_texture_matrix ( const ARegion * region, const float image_offset[2], const float image_resolution[2], float r_uv_to_texture[4][4] ) const

inlineoverridevirtual

Initialize r_uv_to_texture matrix to transform from normalized screen space coordinates (0..1) to texture space UV coordinates.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 93 of file image_space_image.hh.

References BLI_rctf_size_x(), BLI_rctf_size_y(), View2D::cur, unit_m4(), ARegion::v2d, rctf::xmin, and rctf::ymin.

release_buffer()

void blender::image_engine::SpaceImageAccessor::release_buffer ( ::Image * image, ImBuf * image_buffer, void * lock )

inlineoverridevirtual

Release a previous locked image from acquire_image_buffer.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 40 of file image_space_image.hh.

References ED_space_image_release_buffer(), and lock.

use_tile_drawing()

bool blender::image_engine::SpaceImageAccessor::use_tile_drawing ( ) const

inlineoverridevirtual

Is (wrap) repeat option enabled in the space.

Implements blender::image_engine::AbstractSpaceAccessor.

Definition at line 88 of file image_space_image.hh.

References SI_DRAW_TILE.

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The documentation for this class was generated from the following file:

• image_space_image.hh