glu

package module

v0.0.0-...-ee1dc38 Latest Latest Go to latest Published: Oct 15, 2012 License: BSD-3-Clause Imports: 5 Imported by: 0

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Valid go.mod file

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Repository

github.com/0xfaded/glu

Links

Open Source Insights

README ¶

This only contains some basic glu functions.

Make sure your pkg-config can provide valid compilation flags for glu.

To install type:

    goinstall github.com/banthar/glu

Documentation ¶

Index ¶

Constants
func Build2DMipmaps(target gl.GLenum, internalFormat int, width, height int, format, typ gl.GLenum, ...) int
func Cylinder(q unsafe.Pointer, base, top, height float32, slices, stacks int)
func Disk(q unsafe.Pointer, inner, outer float32, slices, loops int)
func ErrorString(error gl.GLenum) (string, error)
func LookAt(eyeX, eyeY, eyeZ, centerX, centerY, centerZ, upX, upY, upZ float64)
func NewQuadric() unsafe.Pointer
func Perspective(fovy, aspect, zNear, zFar float64)
func Project(projX, projY, projZ float64, model, proj *[16]float64, view *[4]int32) (float64, float64, float64)
func Sphere(q unsafe.Pointer, radius float32, slices, stacks int)
func UnProject(winX, winY, winZ float64, model, proj *[16]float64, view *[4]int32) (float64, float64, float64)
type TessBeginHandler
type TessCombineHandler
type TessEdgeFlagHandler
type TessEndHandler
type TessErrorHandler
type TessVertexHandler
type Tesselator
- func NewTess() (tess *Tesselator)
- func (tess *Tesselator) BeginContour()
- func (tess *Tesselator) BeginPolygon(data interface{})
- func (tess *Tesselator) Delete()
- func (tess *Tesselator) EndContour()
- func (tess *Tesselator) EndPolygon()
- func (tess *Tesselator) Normal(valueX, valueY, valueZ float64)
- func (tess *Tesselator) Property(which gl.GLenum, data float64)
- func (tess *Tesselator) SetBeginCallback(f TessBeginHandler)
- func (tess *Tesselator) SetCombineCallback(f TessCombineHandler)
- func (tess *Tesselator) SetEdgeFlagCallback(f TessEdgeFlagHandler)
- func (tess *Tesselator) SetEndCallback(f TessEndHandler)
- func (tess *Tesselator) SetErrorCallback(f TessErrorHandler)
- func (tess *Tesselator) SetVertexCallback(f TessVertexHandler)
- func (tess *Tesselator) Vertex(location [3]float64, data interface{})

Constants ¶

View Source

const (
	// TessCallback
	TESS_BEGIN_DATA     gl.GLenum = 100106
	TESS_VERTEX_DATA              = 100107
	TESS_END_DATA                 = 100108
	TESS_ERROR_DATA               = 100109
	TESS_EDGE_FLAG_DATA           = 100110
	TESS_COMBINE_DATA             = 100111

	// TessProperty
	TESS_WINDING_RULE  = 100140
	TESS_BOUNDARY_ONLY = 100141
	TESS_TOLERANCE     = 100142

	// TessWinding
	TESS_WINDING_ODD         = 100130
	TESS_WINDING_NONZERO     = 100131
	TESS_WINDING_POSITIVE    = 100132
	TESS_WINDING_NEGATIVE    = 100133
	TESS_WINDING_ABS_GEQ_TWO = 100134
)

Variables ¶

This section is empty.

Functions ¶

func Build2DMipmaps ¶

func Build2DMipmaps(target gl.GLenum, internalFormat int, width, height int, format, typ gl.GLenum, data interface{}) int

func Cylinder ¶

func Cylinder(q unsafe.Pointer, base, top, height float32, slices, stacks int)

func Disk ¶

func Disk(q unsafe.Pointer, inner, outer float32, slices, loops int)

func ErrorString ¶

func ErrorString(error gl.GLenum) (string, error)

func LookAt ¶

func LookAt(eyeX, eyeY, eyeZ, centerX, centerY, centerZ, upX, upY, upZ float64)

func NewQuadric ¶

func NewQuadric() unsafe.Pointer

func Perspective ¶

func Perspective(fovy, aspect, zNear, zFar float64)

func Project ¶

func Project(projX, projY, projZ float64, model, proj *[16]float64, view *[4]int32) (float64, float64, float64)

func Sphere ¶

func Sphere(q unsafe.Pointer, radius float32, slices, stacks int)

func UnProject ¶

func UnProject(winX, winY, winZ float64, model, proj *[16]float64, view *[4]int32) (float64, float64, float64)

Types ¶

type TessBeginHandler ¶

type TessBeginHandler func(tessType gl.GLenum, polygonData interface{})

type TessCombineHandler ¶

type TessCombineHandler func(coords [3]float64,
	vertexData [4]interface{},
	weight [4]float32,
	polygonData interface{}) (outData interface{})

type TessEdgeFlagHandler ¶

type TessEdgeFlagHandler func(flag bool, polygonData interface{})

type TessEndHandler ¶

type TessEndHandler func(polygonData interface{})

type TessErrorHandler ¶

type TessErrorHandler func(errno gl.GLenum, polygonData interface{})

type TessVertexHandler ¶

type TessVertexHandler func(vertexData interface{}, polygonData interface{})

type Tesselator ¶

type Tesselator struct {
	// contains filtered or unexported fields
}

Opaque object used for book keeping on the go side.

func NewTess ¶

func NewTess() (tess *Tesselator)

Create a new tesselator.

func (*Tesselator) BeginContour ¶

func (tess *Tesselator) BeginContour()

Begin a contour within the polygon.

func (*Tesselator) BeginPolygon ¶

func (tess *Tesselator) BeginPolygon(data interface{})

Begin the drawing of the polygon, with the data parameter that will be provided to callbacks.

func (*Tesselator) Delete ¶

func (tess *Tesselator) Delete()

Clean up resources held by the tesselator. Go's garbage collector cannot do this automatically.

func (*Tesselator) EndContour ¶

func (tess *Tesselator) EndContour()

End a contour within the polygon.

func (*Tesselator) EndPolygon ¶

func (tess *Tesselator) EndPolygon()

End the drawing of the polygon.

func (*Tesselator) Normal ¶

func (tess *Tesselator) Normal(valueX, valueY, valueZ float64)

Set the normal of the plane onto which points are projected onto before tesselation.

func (*Tesselator) Property ¶

func (tess *Tesselator) Property(which gl.GLenum, data float64)

Set a property of the tesselator.

func (*Tesselator) SetBeginCallback ¶

func (tess *Tesselator) SetBeginCallback(f TessBeginHandler)

Sets the callback for TESS_BEGIN_DATA.

func (*Tesselator) SetCombineCallback ¶

func (tess *Tesselator) SetCombineCallback(f TessCombineHandler)

Sets the callback for TESS_COMBINE_DATA.

func (*Tesselator) SetEdgeFlagCallback ¶

func (tess *Tesselator) SetEdgeFlagCallback(f TessEdgeFlagHandler)

Sets the callback for TESS_EDGE_FLAG_DATA.

func (*Tesselator) SetEndCallback ¶

func (tess *Tesselator) SetEndCallback(f TessEndHandler)

Sets the callback for TESS_END_DATA.

func (*Tesselator) SetErrorCallback ¶

func (tess *Tesselator) SetErrorCallback(f TessErrorHandler)

Sets the callback for TESS_ERROR_DATA.

func (*Tesselator) SetVertexCallback ¶

func (tess *Tesselator) SetVertexCallback(f TessVertexHandler)

Sets the callback for TESS_VERTEX_DATA.

func (*Tesselator) Vertex ¶

func (tess *Tesselator) Vertex(location [3]float64, data interface{})

Add a vertex to the polygon, with the data parameter that will be provided to callbacks.

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
examples

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