Cogs::RasterizerState Struct Reference

Encapsulates state for primitive rasterization in a state object. More...

#include <RasterizerState.h>

Public Types
enum	CullMode { Front = 0 , Back , None }
	Culling modes for triangle rasterization. More...

Static Public Member Functions
static RasterizerState	DefaultState ()
	Constructs a rasterizer state initialized with the default values.

Public Attributes
bool	wireFrame
	If only wire frames should be rasterized. Default is false.
CullMode	cullMode
	Which face culling mode to apply to primitives before rasterization.
bool	frontCounterClockwise
	If counter clockwise polygon winding is used to specify front facing polygons. Default is false.
bool	multiSample
	If multisample rasterization should be enabled. Default is true.
float	depthBias
	Depth bias to apply to depth values after initial rasterization before depth values are written.
float	slopeScaledDepthBias
	Slope scaled depth bias value controlling the depth bias value based on the area of the polygon on screen.
float	depthBiasClamp
	Value to clamp the depth bias to so that it may not go outside desired values even when applying slope scale.
bool	scissor
	Enable scissor rect.
bool	noDepthClip = false
	Clamp depth value instead of clipping against near and depth planes.

Detailed Description

Encapsulates state for primitive rasterization in a state object.

Rasterization state can be used to control several aspects of primitive rasterization, such as rendering only wire frames, polygon winding order, back face culling etc.

Member Enumeration Documentation

CullMode

enum Cogs::RasterizerState::CullMode

Culling modes for triangle rasterization.

Enumerator
Front	Cull front facing primitives.
Back	Cull back facing primitives.
None	Do not perform any face culling.

Member Function Documentation

DefaultState()

static RasterizerState Cogs::RasterizerState::DefaultState ( )

inlinestatic

Constructs a rasterizer state initialized with the default values.

References None.

Member Data Documentation

cullMode

CullMode Cogs::RasterizerState::cullMode

Which face culling mode to apply to primitives before rasterization.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

depthBias

float Cogs::RasterizerState::depthBias

Depth bias to apply to depth values after initial rasterization before depth values are written.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

depthBiasClamp

float Cogs::RasterizerState::depthBiasClamp

Value to clamp the depth bias to so that it may not go outside desired values even when applying slope scale.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

frontCounterClockwise

bool Cogs::RasterizerState::frontCounterClockwise

If counter clockwise polygon winding is used to specify front facing polygons. Default is false.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

multiSample

bool Cogs::RasterizerState::multiSample

If multisample rasterization should be enabled. Default is true.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

noDepthClip

bool Cogs::RasterizerState::noDepthClip = false

Clamp depth value instead of clipping against near and depth planes.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

scissor

bool Cogs::RasterizerState::scissor

Enable scissor rect.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

slopeScaledDepthBias

float Cogs::RasterizerState::slopeScaledDepthBias

Slope scaled depth bias value controlling the depth bias value based on the area of the polygon on screen.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

wireFrame

bool Cogs::RasterizerState::wireFrame

If only wire frames should be rasterized. Default is false.

Referenced by std::equal_to< Cogs::RasterizerState >::operator()(), and std::hash< Cogs::RasterizerState >::operator()().

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

• Source/RasterizerState.h