mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2025-01-26 02:42:02 +01:00
parent
5506491c03
commit
a3f62559c6
@ -33,6 +33,8 @@
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out01.png -output=./images/mascot/out01.go -var=Out01_png
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out01.png -output=./images/mascot/out01.go -var=Out01_png
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out02.png -output=./images/mascot/out02.go -var=Out02_png
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out02.png -output=./images/mascot/out02.go -var=Out02_png
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out03.png -output=./images/mascot/out03.go -var=Out03_png
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//go:generate file2byteslice -package=mascot -input=./images/mascot/out03.png -output=./images/mascot/out03.go -var=Out03_png
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//go:generate file2byteslice -package=shader -input=./images/shader/gopher.png -output=./images/shader/gopher.go -var=Gopher_png
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//go:generate file2byteslice -package=shader -input=./images/shader/normal.png -output=./images/shader/normal.go -var=Normal_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/background.png -output=./images/platformer/background.go -var=Background_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/background.png -output=./images/platformer/background.go -var=Background_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/left.png -output=./images/platformer/left.go -var=Left_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/left.png -output=./images/platformer/left.go -var=Left_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/mainchar.png -output=./images/platformer/mainchar.go -var=MainChar_png
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//go:generate file2byteslice -package=platformer -input=./images/platformer/mainchar.png -output=./images/platformer/mainchar.go -var=MainChar_png
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6
examples/resources/images/shader/gopher.go
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6
examples/resources/images/shader/gopher.go
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File diff suppressed because one or more lines are too long
BIN
examples/resources/images/shader/gopher.png
Normal file
BIN
examples/resources/images/shader/gopher.png
Normal file
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After Width: | Height: | Size: 52 KiB |
6
examples/resources/images/shader/normal.go
Normal file
6
examples/resources/images/shader/normal.go
Normal file
File diff suppressed because one or more lines are too long
BIN
examples/resources/images/shader/normal.png
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BIN
examples/resources/images/shader/normal.png
Normal file
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After Width: | Height: | Size: 23 KiB |
@ -17,7 +17,7 @@
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package main
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package main
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var Time float
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var Time float
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var Mouse vec2
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var Cursor vec2
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// viewportSize is a predefined function.
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// viewportSize is a predefined function.
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@ -31,7 +31,7 @@ func Vertex(position vec2, texCoord vec2, color vec4) vec4 {
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}
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}
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func Fragment(position vec4) vec4 {
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func Fragment(position vec4) vec4 {
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pos := position.xy/viewportSize() + Mouse/viewportSize()/4
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pos := position.xy/viewportSize() + Cursor/viewportSize()/4
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color := 0.0
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color := 0.0
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color += sin(pos.x*cos(Time/15)*80) + cos(pos.y*cos(Time/15)*10)
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color += sin(pos.x*cos(Time/15)*80) + cos(pos.y*cos(Time/15)*10)
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color += sin(pos.y*sin(Time/10)*40) + cos(pos.x*sin(Time/25)*40)
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color += sin(pos.y*sin(Time/10)*40) + cos(pos.x*sin(Time/25)*40)
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@ -3,4 +3,4 @@
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package main
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package main
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var default_go = []byte("// Copyright 2020 The Ebiten Authors\n//\n// Licensed under the Apache License, Version 2.0 (the \"License\");\n// you may not use this file except in compliance with the License.\n// You may obtain a copy of the License at\n//\n// http://www.apache.org/licenses/LICENSE-2.0\n//\n// Unless required by applicable law or agreed to in writing, software\n// distributed under the License is distributed on an \"AS IS\" BASIS,\n// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n// See the License for the specific language governing permissions and\n// limitations under the License.\n\n// +build ignore\n\npackage main\n\nvar Time float\nvar Mouse vec2\n\n// viewportSize is a predefined function.\n\nfunc Vertex(position vec2, texCoord vec2, color vec4) vec4 {\n\treturn mat4(\n\t\t2/viewportSize().x, 0, 0, 0,\n\t\t0, 2/viewportSize().y, 0, 0,\n\t\t0, 0, 1, 0,\n\t\t-1, -1, 0, 1,\n\t) * vec4(position, 0, 1)\n}\n\nfunc Fragment(position vec4) vec4 {\n\tpos := position.xy/viewportSize() + Mouse/viewportSize()/4\n\tcolor := 0.0\n\tcolor += sin(pos.x*cos(Time/15)*80) + cos(pos.y*cos(Time/15)*10)\n\tcolor += sin(pos.y*sin(Time/10)*40) + cos(pos.x*sin(Time/25)*40)\n\tcolor += sin(pos.x*sin(Time/5)*10) + sin(pos.y*sin(Time/35)*80)\n\tcolor *= sin(Time/10) * 0.5\n\treturn vec4(color, color*0.5, sin(color+Time/3)*0.75, 1)\n}\n")
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var default_go = []byte("// Copyright 2020 The Ebiten Authors\n//\n// Licensed under the Apache License, Version 2.0 (the \"License\");\n// you may not use this file except in compliance with the License.\n// You may obtain a copy of the License at\n//\n// http://www.apache.org/licenses/LICENSE-2.0\n//\n// Unless required by applicable law or agreed to in writing, software\n// distributed under the License is distributed on an \"AS IS\" BASIS,\n// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n// See the License for the specific language governing permissions and\n// limitations under the License.\n\n// +build ignore\n\npackage main\n\nvar Time float\nvar Cursor vec2\n\n// viewportSize is a predefined function.\n\nfunc Vertex(position vec2, texCoord vec2, color vec4) vec4 {\n\treturn mat4(\n\t\t2/viewportSize().x, 0, 0, 0,\n\t\t0, 2/viewportSize().y, 0, 0,\n\t\t0, 0, 1, 0,\n\t\t-1, -1, 0, 1,\n\t) * vec4(position, 0, 1)\n}\n\nfunc Fragment(position vec4) vec4 {\n\tpos := position.xy/viewportSize() + Cursor/viewportSize()/4\n\tcolor := 0.0\n\tcolor += sin(pos.x*cos(Time/15)*80) + cos(pos.y*cos(Time/15)*10)\n\tcolor += sin(pos.y*sin(Time/10)*40) + cos(pos.x*sin(Time/25)*40)\n\tcolor += sin(pos.x*sin(Time/5)*10) + sin(pos.y*sin(Time/35)*80)\n\tcolor *= sin(Time/10) * 0.5\n\treturn vec4(color, color*0.5, sin(color+Time/3)*0.75, 1)\n}\n")
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@ -15,4 +15,4 @@
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package main
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package main
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//go:generate file2byteslice -package=main -input=default.go -output=default_go.go -var=default_go
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//go:generate file2byteslice -package=main -input=default.go -output=default_go.go -var=default_go
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//go:generate file2byteslice -package=main -input=image.go -output=image_go.go -var=image_go
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//go:generate file2byteslice -package=main -input=lighting.go -output=lighting_go.go -var=lighting_go
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@ -1,6 +0,0 @@
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// Code generated by file2byteslice. DO NOT EDIT.
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// (gofmt is fine after generating)
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package main
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var image_go = []byte("// Copyright 2020 The Ebiten Authors\n//\n// Licensed under the Apache License, Version 2.0 (the \"License\");\n// you may not use this file except in compliance with the License.\n// You may obtain a copy of the License at\n//\n// http://www.apache.org/licenses/LICENSE-2.0\n//\n// Unless required by applicable law or agreed to in writing, software\n// distributed under the License is distributed on an \"AS IS\" BASIS,\n// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n// See the License for the specific language governing permissions and\n// limitations under the License.\n\n// +build ignore\n\npackage main\n\nvar Time float\nvar Cursor vec2\n\nfunc Vertex(position vec2, texCoord vec2, color vec4) (vec4, vec2) {\n\treturn mat4(\n\t\t2/viewportSize().x, 0, 0, 0,\n\t\t0, 2/viewportSize().y, 0, 0,\n\t\t0, 0, 1, 0,\n\t\t-1, -1, 0, 1,\n\t) * vec4(position, 0, 1), texCoord\n}\n\nfunc Fragment(position vec4, texCoord vec2) vec4 {\n\treturn texture0At(texCoord)\n}\n")
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@ -29,5 +29,10 @@ func Vertex(position vec2, texCoord vec2, color vec4) (vec4, vec2) {
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}
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}
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func Fragment(position vec4, texCoord vec2) vec4 {
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func Fragment(position vec4, texCoord vec2) vec4 {
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return texture0At(texCoord)
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lightpos := vec3(Cursor, 50)
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lightdir := normalize(lightpos - position.xyz)
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normal := normalize(texture1At(texCoord) - 0.5)
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ambient := 0.25
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diffuse := 0.75 * max(0.0, dot(normal.xyz, lightdir))
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return texture0At(texCoord) * (ambient + diffuse)
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}
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}
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6
examples/shader/lighting_go.go
Normal file
6
examples/shader/lighting_go.go
Normal file
@ -0,0 +1,6 @@
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// Code generated by file2byteslice. DO NOT EDIT.
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// (gofmt is fine after generating)
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package main
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var lighting_go = []byte("// Copyright 2020 The Ebiten Authors\n//\n// Licensed under the Apache License, Version 2.0 (the \"License\");\n// you may not use this file except in compliance with the License.\n// You may obtain a copy of the License at\n//\n// http://www.apache.org/licenses/LICENSE-2.0\n//\n// Unless required by applicable law or agreed to in writing, software\n// distributed under the License is distributed on an \"AS IS\" BASIS,\n// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n// See the License for the specific language governing permissions and\n// limitations under the License.\n\n// +build ignore\n\npackage main\n\nvar Time float\nvar Cursor vec2\n\nfunc Vertex(position vec2, texCoord vec2, color vec4) (vec4, vec2) {\n\treturn mat4(\n\t\t2/viewportSize().x, 0, 0, 0,\n\t\t0, 2/viewportSize().y, 0, 0,\n\t\t0, 0, 1, 0,\n\t\t-1, -1, 0, 1,\n\t) * vec4(position, 0, 1), texCoord\n}\n\nfunc Fragment(position vec4, texCoord vec2) vec4 {\n\tlightpos := vec3(Cursor, 50)\n\tlightdir := normalize(lightpos - position.xyz)\n\tnormal := normalize(texture1At(texCoord) - 0.5)\n\tambient := 0.25\n\tdiffuse := 0.75 * max(0.0, dot(normal.xyz, lightdir))\n\treturn texture0At(texCoord) * (ambient + diffuse)\n}\n")
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@ -19,12 +19,12 @@ package main
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import (
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import (
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"bytes"
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"bytes"
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"image"
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"image"
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_ "image/jpeg"
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_ "image/png"
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"log"
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"log"
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"github.com/hajimehoshi/ebiten"
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"github.com/hajimehoshi/ebiten"
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"github.com/hajimehoshi/ebiten/ebitenutil"
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"github.com/hajimehoshi/ebiten/ebitenutil"
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"github.com/hajimehoshi/ebiten/examples/resources/images"
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resources "github.com/hajimehoshi/ebiten/examples/resources/images/shader"
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"github.com/hajimehoshi/ebiten/inpututil"
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"github.com/hajimehoshi/ebiten/inpututil"
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)
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)
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@ -33,7 +33,10 @@ const (
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screenHeight = 480
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screenHeight = 480
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)
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)
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var gophersImage *ebiten.Image
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var (
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gopherImage *ebiten.Image
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normalImage *ebiten.Image
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)
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func init() {
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func init() {
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// Decode image from a byte slice instead of a file so that
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// Decode image from a byte slice instead of a file so that
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@ -45,16 +48,24 @@ func init() {
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// This works even on browsers.
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// This works even on browsers.
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// 3) Use ebitenutil.NewImageFromFile to create an ebiten.Image directly from a file.
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// 3) Use ebitenutil.NewImageFromFile to create an ebiten.Image directly from a file.
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// This also works on browsers.
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// This also works on browsers.
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img, _, err := image.Decode(bytes.NewReader(images.Gophers_jpg))
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img, _, err := image.Decode(bytes.NewReader(resources.Gopher_png))
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if err != nil {
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if err != nil {
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log.Fatal(err)
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log.Fatal(err)
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}
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}
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gophersImage, _ = ebiten.NewImageFromImage(img, ebiten.FilterDefault)
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gopherImage, _ = ebiten.NewImageFromImage(img, ebiten.FilterDefault)
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}
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func init() {
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img, _, err := image.Decode(bytes.NewReader(resources.Normal_png))
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if err != nil {
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log.Fatal(err)
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}
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normalImage, _ = ebiten.NewImageFromImage(img, ebiten.FilterDefault)
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}
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}
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var shaderSrcs = [][]byte{
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var shaderSrcs = [][]byte{
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default_go,
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default_go,
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image_go,
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lighting_go,
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}
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}
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type Game struct {
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type Game struct {
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@ -93,6 +104,7 @@ func (g *Game) Draw(screen *ebiten.Image) {
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return
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return
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}
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}
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sw, sh := gopherImage.Size()
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w, h := screen.Size()
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w, h := screen.Size()
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vs := []ebiten.Vertex{
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vs := []ebiten.Vertex{
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{
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{
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@ -104,20 +116,20 @@ func (g *Game) Draw(screen *ebiten.Image) {
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{
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{
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DstX: float32(w),
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DstX: float32(w),
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DstY: 0,
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DstY: 0,
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SrcX: float32(w),
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SrcX: float32(sw),
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SrcY: 0,
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SrcY: 0,
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},
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},
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{
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{
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DstX: 0,
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DstX: 0,
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DstY: float32(h),
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DstY: float32(h),
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SrcX: 0,
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SrcX: 0,
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SrcY: float32(h),
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SrcY: float32(sh),
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},
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},
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{
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{
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DstX: float32(w),
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DstX: float32(w),
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DstY: float32(h),
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DstY: float32(h),
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SrcX: float32(w),
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SrcX: float32(sw),
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SrcY: float32(h),
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SrcY: float32(sh),
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},
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},
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}
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}
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is := []uint16{0, 1, 2, 1, 2, 3}
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is := []uint16{0, 1, 2, 1, 2, 3}
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@ -130,7 +142,8 @@ func (g *Game) Draw(screen *ebiten.Image) {
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[]float32{float32(cx), float32(cy)}, // Cursor
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[]float32{float32(cx), float32(cy)}, // Cursor
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}
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}
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if g.idx != 0 {
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if g.idx != 0 {
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op.Images[0] = gophersImage
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op.Images[0] = gopherImage
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op.Images[1] = normalImage
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}
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}
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screen.DrawTrianglesWithShader(vs, is, s, op)
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screen.DrawTrianglesWithShader(vs, is, s, op)
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Block a user