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Remove some examples

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This commit is contained in:
Hajime Hoshi 2015-06-20 18:58:23 +09:00
parent 7d08acf695
commit 3aa754b2a4
5 changed files with 0 additions and 233 deletions
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example/images/mapeditor/maptools.png
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example/images/platform/tileset.png
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example/platform/main.go
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// Copyright 2015 Hajime Hoshi
//
// 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.
package main
import (
"github.com/hajimehoshi/ebiten"
"github.com/hajimehoshi/ebiten/example/platform/platform"
"log"
)
const (
ScreenWidth = 256
ScreenHeight = 240
ScreenScale = 2
)
var game = platform.NewGame()
func update(screen *ebiten.Image) error {
game.Update()
return game.Draw(screen)
}
func main() {
if err := ebiten.Run(update, ScreenWidth, ScreenHeight, ScreenScale, "Platform (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}

115
example/platform/platform/game.go
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// Copyright 2015 Hajime Hoshi
//
// 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.
package platform
import (
"github.com/hajimehoshi/ebiten"
)
// NOTE: It's painful to prepare a struct to draw an image part.
type playerRect struct {
game *Game
}
func (p *playerRect) Len() int {
return 1
}
func (p *playerRect) Src(i int) (x0, y0, x1, y1 int) {
return 0, 128, TileSize, 128 + TileSize
}
func (p *playerRect) Dst(i int) (x0, y0, x1, y1 int) {
x, y := (p.game.player.x)/unit-8, (p.game.player.y)/unit-16
return x, y, x + TileSize, y + TileSize
}
type player struct {
x int
y int
vy int
ay int
}
type Game struct {
level *Level
player *player
jumpKeyState int
}
func NewGame() *Game {
x, y := (TileSize*3+8)*unit, (TileSize*13)*unit
return &Game{
level: &Level{},
player: &player{
x: x,
y: y,
vy: 0,
ay: 0,
},
}
}
// TODO: Rename
const unit = 16
func (g *Game) inAir() bool {
return g.player.y < 13*unit*TileSize
}
func (g *Game) Update() {
if ebiten.IsKeyPressed(ebiten.KeySpace) {
g.jumpKeyState++
} else {
g.jumpKeyState = 0
}
if ebiten.IsKeyPressed(ebiten.KeyLeft) {
g.player.x -= 1.5 * unit
} else if ebiten.IsKeyPressed(ebiten.KeyRight) {
g.player.x += 1.5 * unit
}
if g.inAir() {
g.player.ay = unit
if g.player.vy < 0 && 0 < g.jumpKeyState {
g.player.ay -= int(0.5 * unit)
}
} else if g.jumpKeyState == 1 {
g.player.vy = 0
g.player.ay = -10 * unit
} else {
g.player.vy = 0
g.player.ay = 0
}
if 5*unit < g.player.vy {
g.player.vy = 5 * unit
}
g.player.vy += g.player.ay
g.player.y += g.player.vy
if 13*unit*TileSize <= g.player.y {
g.player.y = 13 * unit * TileSize
}
}
func (g *Game) Draw(screen *ebiten.Image) error {
if err := g.level.Draw(screen); err != nil {
return err
}
if err := screen.DrawImage(tileSet, &ebiten.DrawImageOptions{
ImageParts: &playerRect{g},
}); err != nil {
return err
}
return nil
}

78
example/platform/platform/level.go
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// Copyright 2015 Hajime Hoshi
//
// 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.
package platform
import (
"github.com/hajimehoshi/ebiten"
"github.com/hajimehoshi/ebiten/ebitenutil"
)
const (
ScreenWidth = 256
ScreenHeight = 240
)
var tileSet *ebiten.Image
func init() {
var err error
tileSet, _, err = ebitenutil.NewImageFromFile("images/platform/tileset.png", ebiten.FilterNearest)
if err != nil {
panic(err)
}
}
const (
TileSize = 16
TileSrcXNum = 8
TileDstXNum = ScreenWidth / TileSize
TileDstYNum = ScreenHeight / TileSize
)
type levelRects struct {
*Level
}
func (l *levelRects) Len() int {
return TileDstXNum * TileDstYNum
}
func tileRect(i int) (x0, y0, x1, y1 int) {
x := (i % TileSrcXNum) * TileSize
y := (i / TileSrcXNum) * TileSize
return x, y, x + TileSize, y + TileSize
}
func (l *levelRects) Src(i int) (x0, y0, x1, y1 int) {
if (i / TileDstXNum) < 13 {
return tileRect(1)
}
return tileRect(2)
}
func (l *levelRects) Dst(i int) (x0, y0, x1, y1 int) {
x := (i % TileDstXNum) * TileSize
y := (i / TileDstXNum) * TileSize
return x, y, x + TileSize, y + TileSize
}
type Level struct {
}
func (l *Level) Draw(screen *ebiten.Image) error {
return screen.DrawImage(tileSet, &ebiten.DrawImageOptions{
ImageParts: &levelRects{l},
})
}