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author | Matthias Schiffer <mschiffer@universe-factory.net> | 2019-12-24 13:53:16 +0100 |
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committer | Matthias Schiffer <mschiffer@universe-factory.net> | 2019-12-24 13:53:16 +0100 |
commit | 3c51a1994f41b625823c4f15e92396b5498ce23c (patch) | |
tree | 7a96310ec32df82ac87039ea555300bcab510a5e /src/renderer/view/sprite.ts | |
parent | 33926af829848050c54c698ed22da9fe2b912aea (diff) | |
download | rpgedit-3c51a1994f41b625823c4f15e92396b5498ce23c.tar rpgedit-3c51a1994f41b625823c4f15e92396b5498ce23c.zip |
Move renderer into "runtime" subdirectory
Diffstat (limited to 'src/renderer/view/sprite.ts')
-rw-r--r-- | src/renderer/view/sprite.ts | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/src/renderer/view/sprite.ts b/src/renderer/view/sprite.ts deleted file mode 100644 index 3a5ebcb..0000000 --- a/src/renderer/view/sprite.ts +++ /dev/null @@ -1,72 +0,0 @@ -import { Renderer } from './renderer/renderer'; - -export type SpriteCoords = [number, number, number, number]; - -export class SpriteViewBuilder { - private static pushSprite(buf: number[], coords: SpriteCoords): void { - const [x1, y1, x2, y2] = coords; - - buf.push(x1); buf.push(y1); - buf.push(x2); buf.push(y1); - buf.push(x1); buf.push(y2); - - buf.push(x1); buf.push(y2); - buf.push(x2); buf.push(y1); - buf.push(x2); buf.push(y2); - } - - private readonly vertexData: number[] = []; - private readonly textureData: number[] = []; - - constructor(private readonly r: Renderer, private readonly texture: WebGLTexture) {} - - public addSprite(vertexCoords: SpriteCoords, texCoords: SpriteCoords): void { - SpriteViewBuilder.pushSprite(this.vertexData, vertexCoords); - SpriteViewBuilder.pushSprite(this.textureData, texCoords); - } - - public build(): SpriteView { - return new SpriteView(this.r, this.texture, this.vertexData, this.textureData); - } -} - -export class SpriteView { - private readonly vertexCount: number; - private readonly vertexBuffer: WebGLBuffer; - private readonly textureBuffer: WebGLBuffer; - - constructor( - private readonly r: Renderer, - private readonly texture: WebGLTexture, - vertexData: number[], - textureData: number[], - ) { - const gl = r.getContext(); - - this.vertexBuffer = r.createBuffer(); - gl.bindBuffer(gl.ARRAY_BUFFER, this.vertexBuffer); - gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertexData), gl.STATIC_DRAW); - - this.textureBuffer = r.createBuffer(); - gl.bindBuffer(gl.ARRAY_BUFFER, this.textureBuffer); - gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textureData), gl.STATIC_DRAW); - - this.vertexCount = vertexData.length / 2; - } - - public render(): void { - const gl = this.r.getContext(); - - gl.activeTexture(gl.TEXTURE0); - gl.bindTexture(gl.TEXTURE_2D, this.texture); - gl.uniform1i(this.r.getSamplerLoc(), 0); - - gl.bindBuffer(gl.ARRAY_BUFFER, this.vertexBuffer); - gl.vertexAttribPointer(this.r.getVertexPosLoc(), 2, gl.FLOAT, false, 0, 0); - - gl.bindBuffer(gl.ARRAY_BUFFER, this.textureBuffer); - gl.vertexAttribPointer(this.r.getTextureCoordLoc(), 2, gl.FLOAT, false, 0, 0); - - gl.drawArrays(gl.TRIANGLES, 0, this.vertexCount); - } -} |