diff options
Diffstat (limited to 'main.go')
| -rw-r--r-- | main.go | 146 |
1 files changed, 85 insertions, 61 deletions
@@ -1,24 +1,27 @@ package main import ( + _ "embed" + "fmt" + "image/color" + _ "image/png" "log" - "image" - "image/color" - _ "embed" - _ "image/png" + "math" - "github.com/hajimehoshi/ebiten/v2/inpututil" "github.com/hajimehoshi/ebiten/v2" "github.com/hajimehoshi/ebiten/v2/ebitenutil" + "github.com/hajimehoshi/ebiten/v2/inpututil" ) const ( screenWidth = 400 screenHeight = 240 tileSize = 16 - playerSpeed = 0.2 - jumpHeight = 0.2 + playerSpeed = 2.1 + jumpHeight = 3.2 rewindSpeed = 2 + gravity = 0.16 + friction = 0.9 ) var ( @@ -26,13 +29,11 @@ var ( noneShader_src []byte //go:embed shaders/vcr.kage vcrShader_src []byte - - //go:embed shaders/reverse.kage - rewindShader_src []byte ) var ( shaders map[string]*ebiten.Shader + tilesImage *ebiten.Image ) type State int @@ -40,6 +41,7 @@ type State int const ( IN_GAME State = iota END + PLACING REVERSING ) @@ -64,6 +66,7 @@ type Game struct { shaderName string recording [][]RecPoint state State + toPlace []*GameObject } func (g * Game)RecordPoint() { @@ -94,42 +97,20 @@ func (g * Game)ReplayPoint() { } } -func (g * Game)InitPlayer() { - g.player = &GameObject{} - - playerImage, _, err := ebitenutil.NewImageFromFile("Assets/Main Characters/Ninja Frog/Idle (32x32).png") - if err != nil { - log.Fatal(err) - } - - g.player.image = playerImage.SubImage(image.Rect(0, 0, 32, 32)).(*ebiten.Image) - g.objects = append(g.objects, g.player) - - g.ResetPlayer() -} - -func (g * Game)ResetPlayer() { - g.player.x = g.startPosition.x - g.player.y = g.startPosition.y - 0.1 -} - -func (g * Game)InitExit() { - g.exit = &GameObject{ - x: 21, - y: 8, +func (g * Game)ResetAll() { + for _, obj := range g.objects { + obj.x = obj.startx + obj.y = obj.starty } - - exitImage, _, err := ebitenutil.NewImageFromFile("tiles.png") - if err != nil { - log.Fatal(err) - } - - g.exit.image = exitImage.SubImage(image.Rect(0, 16, 32, 48)).(*ebiten.Image) - g.objects = append(g.objects, g.exit) } func (g *Game) Init() { - g.state = IN_GAME + g.state = PLACING + + g.toPlace = append(g.toPlace, NewBox(0, 0)) + g.toPlace = append(g.toPlace, NewBox(0, 0)) + g.toPlace = append(g.toPlace, NewBox(0, 0)) + g.toPlace = append(g.toPlace, NewSpring(0, 0)) g.surface = ebiten.NewImage(screenWidth, screenHeight) g.shaderName = "none" @@ -154,17 +135,16 @@ func (g *Game) Init() { }, }, 25) - g.startPosition = &GameObject{ - x: 4, - y: 8, - } - g.tilemap = &tilemap g.tilemap.UpdateSurface() - g.InitPlayer() - g.InitExit() + g.player = NewPlayer(4 * tileSize, 8 * tileSize) + g.objects = append(g.objects, g.player) + g.exit = NewExit(21 * tileSize, 8 * tileSize) + g.objects = append(g.objects, g.exit) + + g.ResetAll() ebiten.SetWindowSize(screenWidth*2, screenHeight*2) @@ -182,28 +162,30 @@ func (g *Game) Update() error { if g.state == REVERSING { g.state = IN_GAME g.shaderName = "none" - } else { + } + + if g.state == IN_GAME { g.state = REVERSING g.shaderName = "vcr" } } - if ebiten.IsKeyPressed(ebiten.KeyLeft) || ebiten.IsKeyPressed(ebiten.KeyA) { - g.player.vx = -playerSpeed - } + if g.state == IN_GAME { + if ebiten.IsKeyPressed(ebiten.KeyLeft) || ebiten.IsKeyPressed(ebiten.KeyA) { + g.player.vx = -playerSpeed + } - if ebiten.IsKeyPressed(ebiten.KeyRight) || ebiten.IsKeyPressed(ebiten.KeyD) { - g.player.vx = playerSpeed - } + if ebiten.IsKeyPressed(ebiten.KeyRight) || ebiten.IsKeyPressed(ebiten.KeyD) { + g.player.vx = playerSpeed + } - if g.player.onGround && (ebiten.IsKeyPressed(ebiten.KeySpace) || ebiten.IsKeyPressed(ebiten.KeyUp)) { - g.player.vy = -jumpHeight - } + if g.player.onGround && (ebiten.IsKeyPressed(ebiten.KeySpace) || ebiten.IsKeyPressed(ebiten.KeyUp)) { + g.player.vy += -jumpHeight + } - if g.state == IN_GAME { for _, obj := range g.objects { - obj.Update(*g.tilemap) + obj.Update(*g.tilemap, g.objects) } g.tilemap.Update() @@ -216,9 +198,38 @@ func (g *Game) Update() error { } } + if g.state == PLACING { + if len(g.toPlace) > 0 { + cx, cy := ebiten.CursorPosition() + cx = int(math.Floor(float64(cx)/float64(g.tilemap.tileSize)))*g.tilemap.tileSize + cy = int(math.Floor(float64(cy)/float64(g.tilemap.tileSize)))*g.tilemap.tileSize + + g.toPlace[0].x = float32(cx) + g.toPlace[0].y = float32(cy) + + if inpututil.IsMouseButtonJustPressed(ebiten.MouseButton0) { + g.PlaceObject(cx, cy) + } + } + } + return nil } +func (g *Game)PlaceObject(cx, cy int) { + g.toPlace[0].startx = float32(cx) + g.toPlace[0].starty = float32(cy) + + g.objects = append(g.objects, g.toPlace[0]) + + g.toPlace = g.toPlace[1:len(g.toPlace)] + + if len(g.toPlace) == 0 { + g.ResetAll() + g.state = IN_GAME + } +} + func (g *Game) Draw(screen *ebiten.Image) { g.surface.Fill(color.Alpha16{0x9ccf}) @@ -233,6 +244,12 @@ func (g *Game) Draw(screen *ebiten.Image) { obj.Draw(g.surface, *g.tilemap) } + if g.state == PLACING { + if len(g.toPlace) > 0 { + g.toPlace[0].Draw(g.surface, *g.tilemap) + } + } + cx, cy := ebiten.CursorPosition() shop := &ebiten.DrawRectShaderOptions{} @@ -246,6 +263,7 @@ func (g *Game) Draw(screen *ebiten.Image) { shop.Images[3] = g.surface screen.DrawRectShader(screenWidth, screenHeight, shaders[g.shaderName], shop) + ebitenutil.DebugPrint(screen, fmt.Sprintf("TPS: %0.2f", ebiten.ActualTPS())) //screen.DrawImage(surface, &ebiten.DrawImageOptions{}) } @@ -275,6 +293,12 @@ func LoadShaders() error { func main() { LoadShaders() + var err error + tilesImage, _, err = ebitenutil.NewImageFromFile("tiles.png") + if err != nil { + log.Fatal(err) + } + ebiten.SetWindowTitle("Hello, World!") game := &Game{} game.Init() |