ebiten/internal/graphicsdriver/monogame/graphics.go

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// Copyright 2020 The Ebiten Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// +build js
package monogame
import (
"github.com/hajimehoshi/ebiten/internal/affine"
"github.com/hajimehoshi/ebiten/internal/driver"
"github.com/hajimehoshi/ebiten/internal/monogame"
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"github.com/hajimehoshi/ebiten/internal/thread"
)
type Graphics struct {
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game *monogame.Game
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}
var theGraphics Graphics
func Get() *Graphics {
return &theGraphics
}
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func (g *Graphics) SetGame(game *monogame.Game) {
g.game = game
}
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func (g *Graphics) SetThread(thread *thread.Thread) {
panic("monogame: SetThread is not implemented")
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}
func (g *Graphics) Begin() {
// Do nothing
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}
func (g *Graphics) End() {
// Do nothing
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}
func (g *Graphics) SetTransparent(transparent bool) {
panic("monogame: SetTransparent is not implemented yet")
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}
func (g *Graphics) SetVertices(vertices []float32, indices []uint16) {
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g.game.SetVertices(vertices, indices)
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}
func (g *Graphics) NewImage(width, height int) (driver.Image, error) {
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v := g.game.NewRenderTarget2D(width, height)
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return &Image{
v: v,
g: g,
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width: width,
height: height,
}, nil
}
func (g *Graphics) NewScreenFramebufferImage(width, height int) (driver.Image, error) {
return &Image{
v: &screen{game: g.game},
g: g,
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width: width,
height: height,
}, nil
}
func (g *Graphics) Reset() error {
return nil
}
func (g *Graphics) Draw(indexLen int, indexOffset int, mode driver.CompositeMode, colorM *affine.ColorM, filter driver.Filter, address driver.Address) error {
g.game.Draw(indexLen, indexOffset, mode, colorM, filter, address)
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return nil
}
func (g *Graphics) SetVsyncEnabled(enabled bool) {
panic("monogame: SetVsyncEnabled is not implemented yet")
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}
func (g *Graphics) VDirection() driver.VDirection {
return driver.VDownward
}
func (g *Graphics) NeedsRestoring() bool {
return false
}
func (g *Graphics) IsGL() bool {
return false
}
func (g *Graphics) HasHighPrecisionFloat() bool {
return true
}
func (g *Graphics) MaxImageSize() int {
// TODO: Implement this
return 4096
}
type screen struct {
game *monogame.Game
}
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func (s *screen) SetAsDestination(viewportWidth, viewportHeight int) {
s.game.ResetDestination(viewportWidth, viewportHeight)
}
func (s *screen) SetAsSource() {
panic("monogame: SetAsSource on screen is forbidden")
}
func (s *screen) ReplacePixels(args []*driver.ReplacePixelsArgs) {
panic("monogame: ReplacePixels on screen is forbidden")
}
func (s *screen) Dispose() {
// Do nothing?
}