Typograffiti.GL

Documentation

allocAndActivateTex :: (MonadIO m, MonadFail m) => GLenum -> m GLuint

clearErrors :: MonadIO m => String -> m ()

newBoundVAO :: (MonadIO m, MonadFail m) => m GLuint

withVAO :: MonadIO m => (GLuint -> IO b) -> m b

newBuffer :: MonadIO m => m GLuint

withBuffers :: MonadIO m => Int -> ([GLuint] -> m b) -> m b

bufferGeometry

Arguments

:: (Foldable f, Unbox (f Float), Storable (f Float), Finite f, KnownNat (Size f), MonadIO m)

=> GLuint

The attribute location.

-> GLuint

The buffer identifier.

-> Vector (f Float)

The geometry to buffer.

-> m ()

Buffer some geometry into an attribute. The type variable f should be V0, V1, V2, V3 or V4.

convertVec :: (Unbox (f Float), Foldable f) => Vector (f Float) -> Vector GLfloat

withBoundTextures :: MonadIO m => [GLuint] -> m a -> m a

Binds the given textures to GL_TEXTURE0, GL_TEXTURE1, ... in ascending order of the texture unit, runs the IO action and then unbinds the textures.

drawVAO

Arguments

:: MonadIO m

=> GLuint

The program

-> GLuint

The vao

-> GLenum

The draw mode

-> GLsizei

The number of vertices to draw

-> m ()

compileOGLShader

Arguments

:: MonadIO m

=> ByteString

The shader source

-> GLenum

The shader type (vertex, frag, etc)

-> m (Either String GLuint)

Either an error message or the generated shader handle.

compileOGLProgram :: MonadIO m => [(String, Integer)] -> [GLuint] -> m (Either String GLuint)

getUniformLocation :: MonadIO m => GLuint -> String -> m GLint

class UniformValue a where

Methods

updateUniform

Arguments

:: MonadIO m

=> GLuint

The program

-> GLint

The uniform location

-> a

The value.

-> m ()

Instances

UniformValue Bool

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> Bool -> m ()

UniformValue Double

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> Double -> m ()

UniformValue Float

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> Float -> m ()

UniformValue Int

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> Int -> m ()

UniformValue (M44 Float)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> M44 Float -> m ()

UniformValue (V4 Float)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> V4 Float -> m ()

UniformValue (V3 Float)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> V3 Float -> m ()

UniformValue (V2 Float)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> V2 Float -> m ()

UniformValue (V2 Int)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> V2 Int -> m ()

UniformValue (Int, Int)

Defined in Typograffiti.GL

Methods

updateUniform :: MonadIO m => GLuint -> GLint -> (Int, Int) -> m ()

clearUniformUpdateError :: (MonadIO m, Show a) => GLuint -> GLint -> a -> m ()

mat4Translate :: Num a => V3 a -> M44 a

mat4Rotate :: (Num a, Epsilon a, Floating a) => a -> V3 a -> M44 a

mat4Scale :: Num a => V3 a -> M44 a

orthoProjection

Arguments

:: Integral a

=> V2 a

The window width and height

-> M44 Float

boundingBox :: (Unbox a, Real a, Fractional a) => Vector (V2 a) -> (V2 a, V2 a)