Flutter Impeller
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impeller::Tessellator::EllipticalVertexGenerator Class Reference

The |VertexGenerator| implementation common to all shapes that are based on a polygonal representation of an ellipse. More...

#include <tessellator.h>

Inheritance diagram for impeller::Tessellator::EllipticalVertexGenerator:
impeller::Tessellator::VertexGenerator

Public Member Functions

PrimitiveType GetTriangleType () const override
 |VertexGenerator| More...
 
size_t GetVertexCount () const override
 |VertexGenerator| More...
 
void GenerateVertices (const TessellatedVertexProc &proc) const override
 |VertexGenerator| More...
 

Friends

class Tessellator
 

Detailed Description

The |VertexGenerator| implementation common to all shapes that are based on a polygonal representation of an ellipse.

Definition at line 140 of file tessellator.h.

Member Function Documentation

◆ GenerateVertices()

void impeller::Tessellator::EllipticalVertexGenerator::GenerateVertices ( const TessellatedVertexProc &  proc) const
inlineoverridevirtual

|VertexGenerator|

Implements impeller::Tessellator::VertexGenerator.

Definition at line 153 of file tessellator.h.

153  {
154  impl_(trigs_, data_, proc);
155  }

◆ GetTriangleType()

PrimitiveType impeller::Tessellator::EllipticalVertexGenerator::GetTriangleType ( ) const
inlineoverridevirtual

|VertexGenerator|

Implements impeller::Tessellator::VertexGenerator.

Definition at line 143 of file tessellator.h.

143  {
144  return PrimitiveType::kTriangleStrip;
145  }

References impeller::kTriangleStrip.

◆ GetVertexCount()

size_t impeller::Tessellator::EllipticalVertexGenerator::GetVertexCount ( ) const
inlineoverridevirtual

|VertexGenerator|

Implements impeller::Tessellator::VertexGenerator.

Definition at line 148 of file tessellator.h.

148  {
149  return trigs_.size() * vertices_per_trig_;
150  }

References impeller::Tessellator::Trigs::size().

Friends And Related Function Documentation

◆ Tessellator

friend class Tessellator
friend

Definition at line 158 of file tessellator.h.

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