Beatmup::Scene::ShapedBitmapLayer Class Reference

Layer containing a bitmap and a parametric mask (shape) More...

#include <scene.h>

Inheritance diagram for Beatmup::Scene::ShapedBitmapLayer:

Public Member Functions
float	getBorderWidth () const
void	setBorderWidth (float borderWidth)
float	getSlopeWidth () const
void	setSlopeWidth (float slopeWidth)
float	getCornerRadius () const
void	setCornerRadius (float cornerRadius)
bool	getInPixels () const
void	setInPixels (bool inPixels)
bool	testPoint (float x, float y) const
	Tests if a given point falls in the layer. More...
Public Member Functions inherited from Beatmup::Scene::CustomMaskedBitmapLayer
AffineMapping &	getMaskMapping ()
const AffineMapping &	getMaskMapping () const
void	setMaskMapping (const AffineMapping &mapping)
color4i	getBackgroundColor () const
void	setBackgroundColor (color4i color)
Public Member Functions inherited from Beatmup::Scene::BitmapLayer
const AbstractBitmap *	getBitmap () const
void	setBitmap (AbstractBitmap *bitmap)
AffineMapping &	getBitmapMapping ()
const AffineMapping &	getBitmapMapping () const
void	setBitmapMapping (const AffineMapping &mapping)
color4i	getModulationColor () const
void	setModulationColor (color4i color)
Public Member Functions inherited from Beatmup::Scene::Layer
Type	getType () const
const std::string &	getName () const
void	setName (const char *name)
AffineMapping &	getMapping ()
const AffineMapping &	getMapping () const
void	setMapping (const AffineMapping &mapping)
virtual Layer *	getChild (float x, float y, unsigned int recursionDepth=0) const
	Picks a child layer at given point, if any. More...
bool	isVisible () const
	Returns layer visibility flag. More...
bool	isPhantom () const
	Returns true if the layer is ignored when searching a layer by point. More...
void	setVisible (bool visible)
	Sets layer visibility. More...
void	setPhantom (bool phantom)
	Makes/unmakes the layer "phantom". More...
template<class LayerType >
LayerType &	castTo () const
Public Member Functions inherited from Beatmup::Object
virtual	~Object ()

Protected Member Functions
	ShapedBitmapLayer ()
void	render (RenderingContext &context)
Protected Member Functions inherited from Beatmup::Scene::CustomMaskedBitmapLayer
	CustomMaskedBitmapLayer (Type type)
void	configure (RenderingContext &context, GL::TextureHandler *content)
Protected Member Functions inherited from Beatmup::Scene::BitmapLayer
	BitmapLayer ()
	BitmapLayer (Type type)
GL::TextureHandler *	resolveContent (RenderingContext &context)
void	configure (RenderingContext &context, GL::TextureHandler *content)
	Configures current rendering program to render this layer. More...
Protected Member Functions inherited from Beatmup::Scene::Layer
	Layer (Type type)

Private Attributes
float	borderWidth
	constant border thickness More...
float	slopeWidth
	thickness of the smoothed line between border and image More...
float	cornerRadius
	border corner radius More...
bool	inPixels
	if true, the widths and radius are set in pixels More...

Friends
class	Scene
class	SceneRenderer

Additional Inherited Members
Public Types inherited from Beatmup::Scene::Layer
enum class	Type {   SceneLayer = 0 , BitmapLayer , MaskedBitmapLayer , ShapedBitmapLayer ,   ShadedBitmapLayer }
Protected Attributes inherited from Beatmup::Scene::CustomMaskedBitmapLayer
AffineMapping	maskMapping
	mask mapping w.r.t. the layer mapping More...
color4i	bgColor
	color to fill mask areas where the bitmap is not present More...
Protected Attributes inherited from Beatmup::Scene::BitmapLayer
float	invAr
	inverse aspect ratio of what is rendered (set by SceneRenderer) More...
AbstractBitmap *	bitmap
	content to display, used if the image source is set to BITMAP More...
AffineMapping	bitmapMapping
	bitmap mapping w.r.t. the layer mapping More...
color4i	modulation
	modulation color More...
Protected Attributes inherited from Beatmup::Scene::Layer
AffineMapping	mapping
	layer mapping More...
bool	visible
	layer visibility More...
bool	phantom
	if true, layer is ignored by selection by point More...

Detailed Description

Layer containing a bitmap and a parametric mask (shape)

Definition at line 235 of file scene.h.

Constructor & Destructor Documentation

ShapedBitmapLayer()

Scene::ShapedBitmapLayer::ShapedBitmapLayer ( )

protected

Definition at line 393 of file scene.cpp.

                                          :
    CustomMaskedBitmapLayer(Type::ShapedBitmapLayer),
    borderWidth(0), slopeWidth(0), cornerRadius(0), inPixels(true)
{}

Member Function Documentation

render()

void Scene::ShapedBitmapLayer::render ( RenderingContext &  context )

protectedvirtual

Reimplemented from Beatmup::Scene::BitmapLayer.

Definition at line 399 of file scene.cpp.

                                                             {
    GL::TextureHandler* content = CustomMaskedBitmapLayer::resolveContent(context);
 
    if (content) {
        // program selection
        switch (content->getTextureFormat()) {
        case GL::TextureHandler::TextureFormat::OES_Ext:
            context.enableProgram(GL::RenderingPrograms::Operation::SHAPED_BLEND_EXT);
            break;
        default:
            context.enableProgram(GL::RenderingPrograms::Operation::SHAPED_BLEND);
            break;
        }
 
        CustomMaskedBitmapLayer::configure(context, content);
 
        // computing border profile in pixels
        AffineMapping arMaskMapping(maskMapping);
        arMaskMapping.matrix.scale(1.0f, invAr);
 
        Matrix2 mat = context.getMapping().matrix * arMaskMapping.matrix;
        mat.prescale(1.0f, context.getOutputResolution().getInvAspectRatio());
 
        const float scale = inPixels ? context.getOutputWidth() : 1;
        const Point borderProfile(scale * mat.getScalingX(), scale * mat.getScalingY());
        context.getProgram().setVector2("borderProfile", borderProfile.x, borderProfile.y);
        context.getProgram().setFloat("cornerRadius", cornerRadius + borderWidth);
        context.getProgram().setFloat("slope", slopeWidth);
        context.getProgram().setFloat("border", borderWidth);
 
        context.blend();
    }
}

getBorderWidth()

float Beatmup::Scene::ShapedBitmapLayer::getBorderWidth ( ) const

inline

Definition at line 249 of file scene.h.

{ return borderWidth; }

setBorderWidth()

void Beatmup::Scene::ShapedBitmapLayer::setBorderWidth ( float  borderWidth )

inline

Definition at line 250 of file scene.h.

{ this->borderWidth = borderWidth; }

getSlopeWidth()

float Beatmup::Scene::ShapedBitmapLayer::getSlopeWidth ( ) const

inline

Definition at line 252 of file scene.h.

{ return slopeWidth; }

setSlopeWidth()

void Beatmup::Scene::ShapedBitmapLayer::setSlopeWidth ( float  slopeWidth )

inline

Definition at line 253 of file scene.h.

{ this->slopeWidth = slopeWidth; }

getCornerRadius()

float Beatmup::Scene::ShapedBitmapLayer::getCornerRadius ( ) const

inline

Definition at line 255 of file scene.h.

{ return cornerRadius; }

setCornerRadius()

void Beatmup::Scene::ShapedBitmapLayer::setCornerRadius ( float  cornerRadius )

inline

Definition at line 256 of file scene.h.

{ this->cornerRadius = cornerRadius; }

getInPixels()

bool Beatmup::Scene::ShapedBitmapLayer::getInPixels ( ) const

inline

Definition at line 258 of file scene.h.

{ return inPixels; }

setInPixels()

void Beatmup::Scene::ShapedBitmapLayer::setInPixels ( bool  inPixels )

inline

Definition at line 259 of file scene.h.

{ this->inPixels = inPixels; }

testPoint()

bool Scene::ShapedBitmapLayer::testPoint ( float  x, float  y  ) const

virtual

Tests if a given point falls in the layer.

Reimplemented from Beatmup::Scene::BitmapLayer.

Definition at line 434 of file scene.cpp.

                                                             {
    // no bitmap - no deal (if the source is set to bitmap)
    if (!bitmap)
        return false;
    return (mapping * maskMapping).isPointInside(x, y, 1, invAr) && BitmapLayer::testPoint(x, y);
}

Friends And Related Function Documentation

Scene

friend class Scene

friend

Definition at line 236 of file scene.h.

SceneRenderer

friend class SceneRenderer

friend

Definition at line 237 of file scene.h.

Member Data Documentation

borderWidth

float Beatmup::Scene::ShapedBitmapLayer::borderWidth

private

constant border thickness

Definition at line 239 of file scene.h.

slopeWidth

float Beatmup::Scene::ShapedBitmapLayer::slopeWidth

private

thickness of the smoothed line between border and image

Definition at line 240 of file scene.h.

cornerRadius

float Beatmup::Scene::ShapedBitmapLayer::cornerRadius

private

border corner radius

Definition at line 241 of file scene.h.

inPixels

bool Beatmup::Scene::ShapedBitmapLayer::inPixels

private

if true, the widths and radius are set in pixels

Definition at line 242 of file scene.h.

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

• core/scene/scene.h
• core/scene/scene.cpp