util

package

v0.0.0-...-4f9d58e Latest Latest Go to latest Published: Sep 18, 2023 License: MIT Imports: 15 Imported by: 0

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Repository

github.com/phprao/go-graphic

Links

Open Source Insights

Documentation ¶

Index ¶

func CompileShader(source string, shaderType uint32) (uint32, error)
func InitGlfw(width, height int, name string) *glfw.Window
func InitGlfw2(width, height int, name string) *glfw.Window
func InitOpenGL(vertexShaderSource, fragmentShaderSource string) (program uint32, err error)
func MakeProgram(vertexShaderSource, fragmentShaderSource string) (program uint32, err error)
func MakeTexture(filepath string) uint32
func MakeTextureByImage(img image.Image) uint32
func MakeTextureCube(filepathArray []string) uint32
func MakeVao(points []float32) uint32
func MakeVaoWithAttrib(program uint32, points []float32, indexs []uint32, ...) uint32
type Camera
- func NewCamera(cameraPos mgl32.Vec3, cameraFront mgl32.Vec3, cameraUp mgl32.Vec3, ...) *Camera
type VertAttrib

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CompileShader ¶

func CompileShader(source string, shaderType uint32) (uint32, error)

func InitGlfw ¶

func InitGlfw(width, height int, name string) *glfw.Window

initGlfw 初始化 glfw 并且返回一个可用的窗口。

func InitGlfw2 ¶

func InitGlfw2(width, height int, name string) *glfw.Window

func InitOpenGL ¶

func InitOpenGL(vertexShaderSource, fragmentShaderSource string) (program uint32, err error)

func MakeProgram ¶

func MakeProgram(vertexShaderSource, fragmentShaderSource string) (program uint32, err error)

func MakeTexture ¶

func MakeTexture(filepath string) uint32

func MakeTextureByImage ¶

func MakeTextureByImage(img image.Image) uint32

func MakeTextureCube ¶

func MakeTextureCube(filepathArray []string) uint32

func MakeVao ¶

func MakeVao(points []float32) uint32

func MakeVaoWithAttrib ¶

func MakeVaoWithAttrib(program uint32, points []float32, indexs []uint32, vertAttribSlice []VertAttrib) uint32

Types ¶

type Camera ¶

type Camera struct {
	CameraPos    mgl32.Vec3
	CameraFront  mgl32.Vec3
	CameraUp     mgl32.Vec3
	Fov          float64
	WindowWidth  int
	WindowHeight int
}

func NewCamera ¶

func NewCamera(cameraPos mgl32.Vec3, cameraFront mgl32.Vec3, cameraUp mgl32.Vec3, windowWidth int, windowHeight int) *Camera

cameraFront 为相机的朝向. cameraPos 为相机的位置. windowWidth 窗口宽度. windowHeight 窗口高度.

func (*Camera) LookAt ¶

func (c *Camera) LookAt() mgl32.Mat4

func (*Camera) LookAtAndPerspective ¶

func (c *Camera) LookAtAndPerspective() mgl32.Mat4

func (*Camera) Perspective ¶

func (c *Camera) Perspective() mgl32.Mat4

func (*Camera) SavePng ¶

func (c *Camera) SavePng(filepath string)

func (*Camera) SetCursorPosCallback ¶

func (c *Camera) SetCursorPosCallback(window *glfw.Window)

type VertAttrib ¶

type VertAttrib struct {
	Name string
	Size int32
}

Source Files ¶

View all Source files

util.go

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