ggrenderer

package
v0.0.0-...-82c7909 Latest Latest
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 Go to latest Published: Jun 29, 2021 License: MIT Imports: 13 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func RenderCommandClear 

func RenderCommandClear()

func RenderCommandDrawIndexed 

func RenderCommandDrawIndexed(vertexArray VertexArray, indexCount uint32)

func RenderCommandInit 

func RenderCommandInit()

func RenderCommandSetClearColor 

func RenderCommandSetClearColor(color *glm.Vec4)

func RenderCommandSetViewport 

func RenderCommandSetViewport(x, y, width, height uint32)

func Renderer2DBeginScene 

func Renderer2DBeginScene(camera *OrthographicCamera)

func Renderer2DDrawQuad 

func Renderer2DDrawQuad(quad *Quad2D)

func Renderer2DEndScene 

func Renderer2DEndScene()

func Renderer2DInit 

func Renderer2DInit()

func Renderer2DResetStats 

func Renderer2DResetStats()

func Renderer2DShutdown 

func Renderer2DShutdown()

func RendererBeginScene 

func RendererBeginScene(camera *OrthographicCamera)

func RendererEndScene 

func RendererEndScene()

func RendererInit 

func RendererInit()

func RendererOnWindowResize 

func RendererOnWindowResize(width, height uint32)

func RendererSubmit 

func RendererSubmit(shader Shader, vertexArray VertexArray, transform *glm.Mat4)

func ShaderDataTypeSize 

func ShaderDataTypeSize(dataType ShaderDataType) uint32

func ShaderDataTypeToOpenGLType 

func ShaderDataTypeToOpenGLType(dataType ShaderDataType) uint32

Types

type API 

type API int
const (
	RendererAPINone   API = 0
	RendererAPIOpenGL API = 1
)

func CurrentAPI 

func CurrentAPI() API

type BufferElement 

type BufferElement struct {
	DataType   ShaderDataType
	Name       string
	Normalized bool
	Offset     uint32
	Size       uint32
}

func NewBufferElement 

func NewBufferElement(dataType ShaderDataType, name string, normalized bool) *BufferElement

func (*BufferElement) GetComponentCount 

func (element *BufferElement) GetComponentCount() uint32

type BufferLayout 

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

func NewBufferLayout 

func NewBufferLayout(elements []*BufferElement) *BufferLayout

func (*BufferLayout) GetElements 

func (layout *BufferLayout) GetElements() *[]*BufferElement

func (*BufferLayout) GetStride 

func (layout *BufferLayout) GetStride() uint32

type GraphicsContext 

type GraphicsContext interface {
	Init()
	SwapBuffers()
}

type IndexBuffer 

type IndexBuffer interface {
	Delete()
	Bind()
	Unbind()
	GetCount() (count uint32)
}

func NewIndexBuffer 

func NewIndexBuffer(indices []uint32) IndexBuffer

type OpenGLContext 

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

func NewOpenGLContext 

func NewOpenGLContext(window *glfw.Window) *OpenGLContext

func (*OpenGLContext) Init 

func (context *OpenGLContext) Init()

func (*OpenGLContext) SwapBuffers 

func (context *OpenGLContext) SwapBuffers()

type OpenGLShader 

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

should become private

func (*OpenGLShader) Bind 

func (shader *OpenGLShader) Bind()

func (*OpenGLShader) Delete 

func (shader *OpenGLShader) Delete()

func (*OpenGLShader) GetName 

func (shader *OpenGLShader) GetName() string

func (*OpenGLShader) Unbind 

func (shader *OpenGLShader) Unbind()

func (*OpenGLShader) UploadUniformFloat 

func (shader *OpenGLShader) UploadUniformFloat(name string, value float32)

func (*OpenGLShader) UploadUniformFloat2 

func (shader *OpenGLShader) UploadUniformFloat2(name string, value *glm.Vec2)

func (*OpenGLShader) UploadUniformFloat3 

func (shader *OpenGLShader) UploadUniformFloat3(name string, value *glm.Vec3)

func (*OpenGLShader) UploadUniformFloat4 

func (shader *OpenGLShader) UploadUniformFloat4(name string, value *glm.Vec4)

func (*OpenGLShader) UploadUniformInt 

func (shader *OpenGLShader) UploadUniformInt(name string, value int32)

func (*OpenGLShader) UploadUniformIntArray 

func (shader *OpenGLShader) UploadUniformIntArray(name string, values []int32)

func (*OpenGLShader) UploadUniformMat2 

func (shader *OpenGLShader) UploadUniformMat2(name string, matrix *glm.Mat2)

func (*OpenGLShader) UploadUniformMat3 

func (shader *OpenGLShader) UploadUniformMat3(name string, matrix *glm.Mat3)

func (*OpenGLShader) UploadUniformMat4 

func (shader *OpenGLShader) UploadUniformMat4(name string, matrix *glm.Mat4)

type OrthographicCamera 

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

func NewOrthographicCamera 

func NewOrthographicCamera(left, right, bottom, top float32) *OrthographicCamera

func (*OrthographicCamera) GetPosition 

func (camera *OrthographicCamera) GetPosition() *glm.Vec3

func (*OrthographicCamera) GetProjectionMatrix 

func (camera *OrthographicCamera) GetProjectionMatrix() *glm.Mat4

func (*OrthographicCamera) GetRotation 

func (camera *OrthographicCamera) GetRotation() float32

func (*OrthographicCamera) GetViewMatrix 

func (camera *OrthographicCamera) GetViewMatrix() *glm.Mat4

func (*OrthographicCamera) GetViewProjectionMatrix 

func (camera *OrthographicCamera) GetViewProjectionMatrix() *glm.Mat4

func (*OrthographicCamera) SetPosition 

func (camera *OrthographicCamera) SetPosition(position *glm.Vec3)

func (*OrthographicCamera) SetProjection 

func (camera *OrthographicCamera) SetProjection(left, right, bottom, top float32)

func (*OrthographicCamera) SetRotation 

func (camera *OrthographicCamera) SetRotation(rotation float32)

type Quad2D 

type Quad2D struct {
	Position     *glm.Vec2
	Z            float32
	Size         *glm.Vec2
	Rotation     float32
	Color        *glm.Vec4
	Texture      Texture
	TilingFactor float32
}

func NewQuad2D 

func NewQuad2D() *Quad2D

type RendererAPI 

type RendererAPI interface {
	Init()
	SetClearColor(color *glm.Vec4)
	Clear()
	DrawIndexed(vertexArray VertexArray, indexCount uint32)
	SetViewport(x uint32, y uint32, width uint32, height uint32)
}

func NewRendererAPI 

func NewRendererAPI() RendererAPI

type Shader 

type Shader interface {
	Delete()
	Bind()
	Unbind()
	GetName() (name string)
}

func NewShaderFromPath 

func NewShaderFromPath(path string) Shader

func NewShaderFromSrc 

func NewShaderFromSrc(name, vertexSrc, fragmentSrc string) Shader

type ShaderDataType 

type ShaderDataType int
const (
	ShaderDataTypeNone   ShaderDataType = 0
	ShaderDataTypeFloat  ShaderDataType = 1
	ShaderDataTypeFloat2 ShaderDataType = 2
	ShaderDataTypeFloat3 ShaderDataType = 3
	ShaderDataTypeFloat4 ShaderDataType = 4
	ShaderDataTypeMat3   ShaderDataType = 5
	ShaderDataTypeMat4   ShaderDataType = 6
	ShaderDataTypeInt    ShaderDataType = 7
	ShaderDataTypeInt2   ShaderDataType = 8
	ShaderDataTypeInt3   ShaderDataType = 9
	ShaderDataTypeInt4   ShaderDataType = 10
	ShaderDataTypeBool   ShaderDataType = 11
)

type ShaderLibrary 

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

func NewShaderLibrary 

func NewShaderLibrary() *ShaderLibrary

func (*ShaderLibrary) Add 

func (library *ShaderLibrary) Add(shader Shader)

func (*ShaderLibrary) Get 

func (library *ShaderLibrary) Get(name string) Shader

func (*ShaderLibrary) LoadFromPath 

func (library *ShaderLibrary) LoadFromPath(path string) Shader

type Statistics 

type Statistics struct {
	DrawCalls uint32
	QuadCount uint32
}

func Renderer2DStats 

func Renderer2DStats() Statistics

func (Statistics) GetTotalIndexCount 

func (stats Statistics) GetTotalIndexCount() uint32

func (Statistics) GetTotalVertexCount 

func (stats Statistics) GetTotalVertexCount() uint32

type Texture 

type Texture interface {
	Delete()
	GetWidth() (width uint32)
	GetHeight() (height uint32)
	SetData(data unsafe.Pointer)
	Bind(slot uint32)
}

func NewTexture2DEmpty 

func NewTexture2DEmpty(width, height uint32) Texture

func NewTexture2DFromPath 

func NewTexture2DFromPath(path string) Texture

type VertexArray 

type VertexArray interface {
	Delete()
	Bind()
	Unbind()
	AddVertexBuffer(vertexBuffer VertexBuffer)
	SetIndexBuffer(indexBuffer IndexBuffer)
	GetVertexBuffers() (vertexBuffers []VertexBuffer)
	GetIndexBuffer() (indexBuffer IndexBuffer)
}

func NewVertexArray 

func NewVertexArray() VertexArray

type VertexBuffer 

type VertexBuffer interface {
	Delete()
	Bind()
	Unbind()
	SetLayout(layout *BufferLayout)
	GetLayout() (layout *BufferLayout)
	SetData(data interface{}, size uint32)
}

func NewEmptyVertexBuffer 

func NewEmptyVertexBuffer(size uint32) VertexBuffer

func NewVertexBuffer 

func NewVertexBuffer(vertices []float32) VertexBuffer

Source Files

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