Carna::base::Sampler Class Reference

Maintains an OpenGL texture sampler object. This class realizes the RAII-idiom. More...

#include <Sampler.h>

Public Member Functions
	Sampler (unsigned int wrapModeS, unsigned int wrapModeT, unsigned int wrapModeR, unsigned int minFilter, unsigned int magFilter)
	Creates new OpenGL sampler object.
	~Sampler ()
	Deletes the maintained OpenGL sampler object.
void	bind (int unit) const
	Binds the maintained OpenGL sampler objec to texture unit.
void	setWrapModeS (unsigned int wrapMode)
	Configures sampling for \(\left(s,t,r\right)^\mathrm T\) with \(s\not\in\left[0,1\right]\).
void	setWrapModeT (unsigned int wrapMode)
	Configures sampling for \(\left(s,t,r\right)^\mathrm T\) with \(t\not\in\left[0,1\right]\).
void	setWrapModeR (unsigned int wrapMode)
	Configures sampling for \(\left(s,t,r\right)^\mathrm T\) with \(r\not\in\left[0,1\right]\).
void	setMinFilter (unsigned int minFilter)
	Configures sampling for when texel maps onto less than one pixel.
void	setMagFilter (unsigned int magFilter)
	Configures sampling for when texel maps onto more than one pixel.

Public Attributes
const unsigned int	id
	Holds the ID of the maintained OpenGL sampler object.

Static Public Attributes
static const unsigned int	WRAP_MODE_CLAMP
	Represents GL_CLAMP_TO_EDGE.
static const unsigned int	WRAP_MODE_REPEAT
	Represents GL_REPEAT.
static const unsigned int	WRAP_MODE_MIRRORED_REPEAT
	Represents GL_MIRRORED_REPEAT.
static const unsigned int	FILTER_NEAREST
	Represents GL_NEAREST.
static const unsigned int	FILTER_LINEAR
	Represents GL_LINEAR.

Detailed Description

Maintains an OpenGL texture sampler object. This class realizes the RAII-idiom.

Sampling values from textures requires a sampler object to be bound to the same texture unit as the texture is bound to. The sampler object controls how values are sampled from the texture.

Author

Leonid Kostrykin

Date

22.2.15 - 19.3.15

Definition at line 44 of file Sampler.h.

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

• include/Carna/base/Sampler.h