ebiten: github.com/hajimehoshi/ebiten/internal/graphicscommand Index | Files

package graphicscommand

import "github.com/hajimehoshi/ebiten/internal/graphicscommand"

Package graphicscommand represents a low layer for graphics using OpenGL.


Package Files

command.go debug_notebitendebug.go doc.go image.go

func FlushCommands Uses

func FlushCommands() error

FlushCommands flushes the command queue.

func NeedsRestoring Uses

func NeedsRestoring() bool

func ResetGraphicsDriverState Uses

func ResetGraphicsDriverState() error

ResetGraphicsDriverState resets or initializes the current graphics driver state.

func SetGraphicsDriver Uses

func SetGraphicsDriver(driver driver.Graphics)

type Image Uses

type Image struct {
    // contains filtered or unexported fields

Image represents an image that is implemented with OpenGL.

func NewImage Uses

func NewImage(width, height int) *Image

NewImage returns a new image.

Note that the image is not initialized yet.

func NewScreenFramebufferImage Uses

func NewScreenFramebufferImage(width, height int) *Image

func (*Image) Dispose Uses

func (i *Image) Dispose()

func (*Image) DrawTriangles Uses

func (i *Image) DrawTriangles(src *Image, vertices []float32, indices []uint16, clr *affine.ColorM, mode driver.CompositeMode, filter driver.Filter, address driver.Address)

DrawTriangles draws triangles with the given image.

The vertex floats are:

0:  Destination X in pixels
1:  Destination Y in pixels
2:  Source X in pixels (not texels!)
3:  Source Y in pixels
4:  Bounds of the source min X in pixels
5:  Bounds of the source min Y in pixels
6:  Bounds of the source max X in pixels
7:  Bounds of the source max Y in pixels
8:  Color R [0.0-1.0]
9:  Color G
10: Color B
11: Color Y

func (*Image) Dump Uses

func (i *Image) Dump(path string) error

Dump dumps the image to the specified path. In the path, '*' is replaced with the image's ID.

This is for testing usage.

func (*Image) InternalSize Uses

func (i *Image) InternalSize() (int, int)

func (*Image) IsInvalidated Uses

func (i *Image) IsInvalidated() bool

func (*Image) Pixels Uses

func (i *Image) Pixels() ([]byte, error)

Pixels returns the image's pixels. Pixels might return nil when OpenGL error happens.

func (*Image) ReplacePixels Uses

func (i *Image) ReplacePixels(pixels []byte, x, y, width, height int)

Package graphicscommand imports 9 packages (graph) and is imported by 5 packages. Updated 2020-01-21. Refresh now. Tools for package owners.