blender::image_engine::ScreenTileTextures< Divisions > Class Template Reference

Screen space method using a multiple textures covering the region. More...

#include <image_drawing_mode.hh>

Inherits blender::image_engine::BaseTextureMethod.

Public Member Functions
	ScreenTileTextures (State *instance_data)
void	ensure_texture_infos () override
	Ensure enough texture infos are allocated in instance_data.
void	update_bounds (const ARegion *region) override
	Update the uv and region bounds of all texture_infos of instance_data.
int2	gpu_texture_size () const
void	ensure_gpu_textures_allocation () override

Static Public Attributes
static const size_t	TexturesPerDimension = Divisions + 1
static const size_t	TexturesRequired = TexturesPerDimension * TexturesPerDimension
static const size_t	VerticesPerDimension = TexturesPerDimension + 1

Additional Inherited Members
Protected Member Functions inherited from blender::image_engine::BaseTextureMethod
	BaseTextureMethod (State *instance_data)
Protected Attributes inherited from blender::image_engine::BaseTextureMethod
State *	instance_data

Detailed Description

template<size_t Divisions>
class blender::image_engine::ScreenTileTextures< Divisions >

Screen space method using a multiple textures covering the region.

This method improves panning speed, but has some drawing artifacts and therefore isn't selected.

Definition at line 104 of file image_drawing_mode.hh.

Constructor & Destructor Documentation

ScreenTileTextures()

template<size_t Divisions>

blender::image_engine::ScreenTileTextures< Divisions >::ScreenTileTextures ( State * instance_data )

inline

Definition at line 122 of file image_drawing_mode.hh.

References blender::image_engine::BaseTextureMethod::BaseTextureMethod(), and blender::image_engine::BaseTextureMethod::instance_data.

Member Function Documentation

ensure_gpu_textures_allocation()

template<size_t Divisions>

void blender::image_engine::ScreenTileTextures< Divisions >::ensure_gpu_textures_allocation ( )

inlineoverridevirtual

Implements blender::image_engine::BaseTextureMethod.

Definition at line 168 of file image_drawing_mode.hh.

References blender::image_engine::TextureInfo::ensure_gpu_texture(), gpu_texture_size(), and blender::image_engine::BaseTextureMethod::instance_data.

ensure_texture_infos()

template<size_t Divisions>

void blender::image_engine::ScreenTileTextures< Divisions >::ensure_texture_infos ( )

inlineoverridevirtual

Ensure enough texture infos are allocated in instance_data.

Implements blender::image_engine::BaseTextureMethod.

Definition at line 127 of file image_drawing_mode.hh.

References blender::image_engine::BaseTextureMethod::instance_data, and TexturesRequired.

gpu_texture_size()

template<size_t Divisions>

int2 blender::image_engine::ScreenTileTextures< Divisions >::gpu_texture_size ( ) const

inline

Get the texture size of a single texture for the current settings.

Definition at line 161 of file image_drawing_mode.hh.

References blender::math::ceil(), ceil, DRW_context_get(), and DRWContext::viewport_size_get().

Referenced by ensure_gpu_textures_allocation().

update_bounds()

template<size_t Divisions>

void blender::image_engine::ScreenTileTextures< Divisions >::update_bounds ( const ARegion * region )

inlineoverridevirtual

Update the uv and region bounds of all texture_infos of instance_data.

Implements blender::image_engine::BaseTextureMethod.

Definition at line 135 of file image_drawing_mode.hh.

References BLI_rctf_init(), blender::image_engine::BaseTextureMethod::instance_data, blender::math::invert(), blender::math::transform_point(), ARegion::winx, ARegion::winy, and blender::VecBase< T, Size >::xy().

Member Data Documentation

TexturesPerDimension

template<size_t Divisions>

const size_t blender::image_engine::ScreenTileTextures< Divisions >::TexturesPerDimension = Divisions + 1

static

Definition at line 106 of file image_drawing_mode.hh.

TexturesRequired

template<size_t Divisions>

const size_t blender::image_engine::ScreenTileTextures< Divisions >::TexturesRequired = TexturesPerDimension * TexturesPerDimension

static

Definition at line 107 of file image_drawing_mode.hh.

Referenced by ensure_texture_infos().

VerticesPerDimension

template<size_t Divisions>

const size_t blender::image_engine::ScreenTileTextures< Divisions >::VerticesPerDimension = TexturesPerDimension + 1

static

Definition at line 108 of file image_drawing_mode.hh.

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

• image_drawing_mode.hh