gf::GraphicsInfo Class Reference

A class for graphics info. More...

#include <gf/GraphicsInfo.h>

Classes
struct	Format
	An OpenGL format. More...

Public Member Functions
	GraphicsInfo ()=delete
	Deleted default constructor. More...

Static Public Member Functions
static std::string	getVendor ()
	Get OpenGL vendor string. More...
static std::string	getRenderer ()
	Get OpenGL renderer string. More...
static std::string	getVersion ()
	Get OpenGL version string. More...
static std::string	getShadingLanguageVersion ()
	Get OpenGL GLSL version string. More...
static std::vector< std::string >	getExtensions ()
	Get available OpenGL extensions. More...
static std::vector< Format >	getCompressedTextureFormats ()
	Get a list of supported compressed texture formats. More...
static std::vector< Format >	getShaderBinaryFormats ()
	Get a list of supported shader binary formats. More...
static int	getMaxCombinedTextureImageUnits ()
	Get the maximum supported texture image units. More...
static int	getMaxCubeMapTextureSize ()
	Get a rough estimate of the largest cube-map texture. More...
static int	getMaxFragmentUniformVectors ()
	Get the maximum number of four-element vectors that can be held in uniform variable storage for a fragment shader. More...
static int	getMaxRenderbufferSize ()
	Get the largest renderbuffer width and height. More...
static int	getMaxTextureImageUnits ()
	Get the maximum supported texture image units in a fragment shader. More...
static int	getMaxTextureSize ()
	Get a rough estimate of the largest texture. More...
static int	getMaxVaryingVectors ()
	Get the maximum number four-element vectors available for varying variables used by vertex and fragment shaders. More...
static int	getMaxVertexAttribs ()
	Get the maximum number of 4-component generic vertex attributes accessible to a vertex shader. More...
static int	getMaxVertexTextureImageUnits ()
	Get the maximum supported texture image units in a vertex shader. More...
static int	getMaxVertexUniformVectors ()
	Get the maximum number of four-element vectors that can be held in uniform variable storage for a vertex shader. More...
static Vector2i	getMaxViewportDims ()
	Get the maximum supported width and height of the viewport. More...
static int	getSubpixelBits ()
	Get an estimate of the number of bits of subpixel resolution. More...

Detailed Description

A class for graphics info.

This class only contains static methods. It provides convenient functions for OpenGL configuration variables. The name of the variables are given in the documentation of the functions.

See also

glGetString() - docs.gl

glGetIntegerv() - docs.gl

Constructor & Destructor Documentation

GraphicsInfo()

gf::GraphicsInfo::GraphicsInfo ( )

delete

Deleted default constructor.

Member Function Documentation

getCompressedTextureFormats()

static std::vector< Format > gf::GraphicsInfo::getCompressedTextureFormats ( )

static

Get a list of supported compressed texture formats.

OpenGL name: GL_NUM_COMPRESSED_TEXTURE_FORMATS and GL_COMPRESSED_TEXTURE_FORMATS

getExtensions()

static std::vector< std::string > gf::GraphicsInfo::getExtensions ( )

static

Get available OpenGL extensions.

OpenGL name: GL_EXTENSIONS

getMaxCombinedTextureImageUnits()

static int gf::GraphicsInfo::getMaxCombinedTextureImageUnits ( )

static

Get the maximum supported texture image units.

OpenGL name: GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS

getMaxCubeMapTextureSize()

static int gf::GraphicsInfo::getMaxCubeMapTextureSize ( )

static

Get a rough estimate of the largest cube-map texture.

OpenGL name: GL_MAX_CUBE_MAP_TEXTURE_SIZE

getMaxFragmentUniformVectors()

static int gf::GraphicsInfo::getMaxFragmentUniformVectors ( )

static

Get the maximum number of four-element vectors that can be held in uniform variable storage for a fragment shader.

OpenGL name: GL_MAX_FRAGMENT_UNIFORM_VECTORS

getMaxRenderbufferSize()

static int gf::GraphicsInfo::getMaxRenderbufferSize ( )

static

Get the largest renderbuffer width and height.

OpenGL name: GL_MAX_RENDERBUFFER_SIZE

getMaxTextureImageUnits()

static int gf::GraphicsInfo::getMaxTextureImageUnits ( )

static

Get the maximum supported texture image units in a fragment shader.

OpenGL name: GL_MAX_TEXTURE_IMAGE_UNITS

getMaxTextureSize()

static int gf::GraphicsInfo::getMaxTextureSize ( )

static

Get a rough estimate of the largest texture.

OpenGL name: GL_MAX_TEXTURE_SIZE

getMaxVaryingVectors()

static int gf::GraphicsInfo::getMaxVaryingVectors ( )

static

Get the maximum number four-element vectors available for varying variables used by vertex and fragment shaders.

OpenGL name: GL_MAX_VARYING_VECTORS

getMaxVertexAttribs()

static int gf::GraphicsInfo::getMaxVertexAttribs ( )

static

Get the maximum number of 4-component generic vertex attributes accessible to a vertex shader.

OpenGL name: GL_MAX_VERTEX_ATTRIBS

getMaxVertexTextureImageUnits()

static int gf::GraphicsInfo::getMaxVertexTextureImageUnits ( )

static

Get the maximum supported texture image units in a vertex shader.

OpenGL name: GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS

getMaxVertexUniformVectors()

static int gf::GraphicsInfo::getMaxVertexUniformVectors ( )

static

Get the maximum number of four-element vectors that can be held in uniform variable storage for a vertex shader.

OpenGL name: GL_MAX_VERTEX_UNIFORM_VECTORS

getMaxViewportDims()

static Vector2i gf::GraphicsInfo::getMaxViewportDims ( )

static

Get the maximum supported width and height of the viewport.

OpenGL name: GL_MAX_VIEWPORT_DIMS

getRenderer()

static std::string gf::GraphicsInfo::getRenderer ( )

static

Get OpenGL renderer string.

OpenGL name: GL_RENDERER

getShaderBinaryFormats()

static std::vector< Format > gf::GraphicsInfo::getShaderBinaryFormats ( )

static

Get a list of supported shader binary formats.

OpenGL name: GL_NUM_SHADER_BINARY_FORMATS and GL_SHADER_BINARY_FORMATS

getShadingLanguageVersion()

static std::string gf::GraphicsInfo::getShadingLanguageVersion ( )

static

Get OpenGL GLSL version string.

OpenGL name: GL_SHADING_LANGUAGE_VERSION

getSubpixelBits()

static int gf::GraphicsInfo::getSubpixelBits ( )

static

Get an estimate of the number of bits of subpixel resolution.

OpenGL name: GL_SUBPIXEL_BITS

getVendor()

static std::string gf::GraphicsInfo::getVendor ( )

static

Get OpenGL vendor string.

OpenGL name: GL_VENDOR

getVersion()

static std::string gf::GraphicsInfo::getVersion ( )

static

Get OpenGL version string.

OpenGL name: GL_VERSION