some spring cleaning

frontend/www/src/index.ts

@@ -60,6 +60,7 @@ GL.clear(GL.COLOR_BUFFER_BIT);
 GL.enable(GL.BLEND);
 GL.blendFunc(GL.SRC_ALPHA, GL.ONE_MINUS_SRC_ALPHA);
 
+// TODO: fix this
 var SHADERFACOTRY: ShaderFactory;
 ShaderFactory.create_factory(
     LOCATION + "static/shaders/frag/simple.glsl", LOCATION + "static/shaders/vert/simple.glsl"
@@ -180,8 +181,8 @@ class GameInstance {
                 ]);
 
                 const label = this.text_factory.build(GL, transform);
-                this.renderer.addRenderable(label);
                 this.planet_labels.push(label);
+                this.renderer.addRenderable(label.getRenderable());
             }
         }
 
@@ -207,7 +208,7 @@ class GameInstance {
 
             const label = this.text_factory.build(GL);
             this.ship_labels.push(label);
-            this.renderer.addRenderable(label)
+            this.renderer.addRenderable(label.getRenderable())
         }
 
         this.vor_shader.uniform(GL, "u_planets", new Uniform3fv(planets));
@@ -247,8 +248,8 @@ class GameInstance {
 
                 this.ship_labels[i].setText(GL, ""+ship_counts[i], Align.Middle, Align.Middle);
 
-                this.renderer.enableRendershit(index);
-                this.renderer.enableRendershit(index+1);
+                this.renderer.enableRenderable(index);
+                this.renderer.enableRenderable(index+1);
 
                 const u = new Uniform3f(ship_colours[i * 3], ship_colours[i * 3 + 1], ship_colours[i * 3 + 2]);
                 // const t1 = new UniformMatrix3fv(new Float32Array(ships, i * 18, 9));
@@ -273,8 +274,8 @@ class GameInstance {
                 });
 
             } else {
-                this.renderer.disableRenderShift(index);
-                this.renderer.disableRenderShift(index+1);
+                this.renderer.disableRenderable(index);
+                this.renderer.disableRenderable(index+1);
             }
         }
     }

frontend/www/src/webgl/instance.ts

@@ -1,84 +0,0 @@
-import { Renderable } from './renderer';
-import { Shader, Uniform } from './shader';
-import { Dictionary } from './util';
-
-function createAndSetupTexture(gl: WebGLRenderingContext): WebGLTexture {
-    var texture = gl.createTexture();
-    gl.bindTexture(gl.TEXTURE_2D, texture);
-
-    // Set up texture so we can render any size image and so we are
-    // working with pixels.
-    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
-    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
-    gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
-
-    return texture;
-}
-
-export class Foo implements Renderable {
-    uniforms: Dictionary<Uniform>;
-
-    stages: Stage[];
-
-    textures: WebGLTexture[];
-    framebuffers: WebGLFramebuffer[];
-
-    width: number;
-    height: number;
-
-
-    constructor(gl: WebGLRenderingContext, width: number, height: number) {
-        this.uniforms = {};
-        this.width = width;
-        this.height = height;
-
-        for (let ii = 0; ii < 2; ++ii) {
-            const texture = createAndSetupTexture(gl);
-            this.textures.push(texture);
-
-            // make the texture the same size as the image
-            gl.texImage2D(
-                gl.TEXTURE_2D, 0, gl.RGBA, width, height, 0,
-                gl.RGBA, gl.UNSIGNED_BYTE, null);
-
-            // Create a framebuffer
-            const fbo = gl.createFramebuffer();
-            this.framebuffers.push(fbo);
-            gl.bindFramebuffer(gl.FRAMEBUFFER, fbo);
-
-            // Attach a texture to it.
-            gl.framebufferTexture2D(
-                gl.FRAMEBUFFER, gl.COLOR_ATTACHMENT0, gl.TEXTURE_2D, texture, 0);
-        }
-    }
-
-    getUniforms(): Dictionary<Uniform> {
-        return this.uniforms;
-    }
-
-    render(gl: WebGLRenderingContext) {
-        this.stages.forEach( (item, i) => {
-            gl.bindFramebuffer(gl.FRAMEBUFFER, this.framebuffers[i%2]);
-            item.render(gl);
-            gl.bindTexture(gl.TEXTURE_2D, this.textures[i % 2]);
-        });
-    }
-}
-
-class Stage implements Renderable {
-    program: Shader;
-    uniforms: Dictionary<Uniform>;
-
-    getUniforms(): Dictionary<Uniform> {
-        return this.uniforms;
-    }
-
-    render(gl: WebGLRenderingContext) {
-        this.program.bind(gl);
-
-        for (let name in this.uniforms) {
-            this.program.uniform(gl, name, this.uniforms[name]);
-        }
-    }
-}

frontend/www/src/webgl/renderer.ts

@@ -8,9 +8,11 @@ import { Dictionary } from './util';
 export interface Renderable {
     getUniforms() : Dictionary<Uniform>;
     render(gl: WebGLRenderingContext): void;
+    updateVAOBuffer(gl: WebGLRenderingContext, index: number, data: number[]);
+    updateIndexBuffer(gl: WebGLRenderingContext, data: number[]);
 }
 
-export class RenderShit implements Renderable {
+export class DefaultRenderable implements Renderable {
     ibo: IndexBuffer;
     va: VertexArray;
     shader: Shader;
@@ -35,6 +37,14 @@ export class RenderShit implements Renderable {
         return this.uniforms;
     }
 
+    updateVAOBuffer(gl: WebGLRenderingContext, index: number, data: number[]) {
+        this.va.updateBuffer(gl, index, data);
+    }
+
+    updateIndexBuffer(gl: WebGLRenderingContext, data: number[]) {
+        this.ibo.updateData(gl, data);
+    }
+
     render(gl: WebGLRenderingContext): void {
 
         const indexBuffer = this.ibo;
@@ -85,11 +95,11 @@ export class Renderer {
         f(this.renderables[i][0].getUniforms());
     }
 
-    disableRenderShift(i: number) {
+    disableRenderable(i: number) {
         this.renderables[i][1] = false;
     }
 
-    enableRendershit(i: number) {
+    enableRenderable(i: number) {
         this.renderables[i][1] = true;
     }
 
@@ -100,7 +110,7 @@ export class Renderer {
 
     addToDraw(indexBuffer: IndexBuffer, vertexArray: VertexArray, shader: Shader, uniforms?: Dictionary<Uniform>, texture?: Texture[]): number {
         return this.addRenderable(
-            new RenderShit(
+            new DefaultRenderable(
                 indexBuffer,
                 vertexArray,
                 shader,

frontend/www/src/webgl/text.ts

@@ -1,6 +1,6 @@
 import { Texture } from "./texture";
 import { Dictionary } from "./util";
-import { Renderable, RenderShit } from "./renderer";
+import { Renderable, DefaultRenderable } from "./renderer";
 import { Uniform, Shader, UniformMatrix3fv } from "./shader";
 import { IndexBuffer, VertexBuffer } from "./buffer";
 import { VertexBufferLayout, VertexArray } from "./vertexBufferLayout";
@@ -43,10 +43,8 @@ export class LabelFactory {
     }
 }
 
-export class Label implements Renderable {
-    inner: Renderable;
-    ib: IndexBuffer;
-    vb: VertexBuffer;
+export class Label {
+    inner: DefaultRenderable;
 
     font: FontInfo;
 
@@ -54,25 +52,21 @@ export class Label implements Renderable {
         this.font = font;
 
         const uniforms = transform ? { "u_trans": transform, "u_trans_next": transform, } : {};
-        this.ib = new IndexBuffer(gl, []);
-        this.vb = new VertexBuffer(gl, []);
+        const ib = new IndexBuffer(gl, []);
+        const vb = new VertexBuffer(gl, []);
 
         const layout = new VertexBufferLayout();
         layout.push(gl.FLOAT, 2, 4, "a_position");
         layout.push(gl.FLOAT, 2, 4, "a_texCoord");
 
         const vao = new VertexArray();
-        vao.addBuffer(this.vb, layout);
+        vao.addBuffer(vb, layout);
 
-        this.inner = new RenderShit(this.ib, vao, shader, [tex], uniforms);
+        this.inner = new DefaultRenderable(ib, vao, shader, [tex], uniforms);
     }
 
-    getUniforms(): Dictionary<Uniform> {
-        return this.inner.getUniforms();
-    }
-
-    render(gl: WebGLRenderingContext): void {
-        return this.inner.render(gl);
+    getRenderable(): DefaultRenderable {
+        return this.inner;
     }
 
     setText(gl: WebGLRenderingContext, text: string, h_align = Align.Begin, v_align = Align.Begin) {
@@ -126,8 +120,8 @@ export class Label implements Renderable {
             }
         }
 
-        this.ib.updateData(gl, idxs);
-        this.vb.updateData(gl, verts);
+        this.inner.updateIndexBuffer(gl, idxs);
+        this.inner.updateVAOBuffer(gl, 0, verts);
     }
 }
 

frontend/www/src/webgl/vertexBufferLayout.ts

@@ -1,4 +1,4 @@
-import { Buffer, VertexBuffer } from './buffer';
+import { VertexBuffer } from './buffer';
 import { Shader } from './shader';
 
 export class VertexBufferElement {
@@ -59,7 +59,7 @@ export class VertexBufferLayout {
 // glVertexAttribPointer tells gl that that data is at which location in the supplied data
 export class VertexArray {
     // There is no renderer ID, always at bind buffers and use glVertexAttribPointer
-    buffers: Buffer[];
+    buffers: VertexBuffer[];
     layouts: VertexBufferLayout[];
 
     constructor() {
@@ -72,6 +72,10 @@ export class VertexArray {
         this.layouts.push(layout);
     }
 
+    updateBuffer(gl: WebGLRenderingContext, index: number, data: number[]) {
+        this.buffers[index].updateData(gl, data);
+    }
+
     /// Bind buffers providing program data
     bind(gl: WebGLRenderingContext, shader: Shader) {
         shader.bind(gl);
@@ -109,4 +113,3 @@ export class VertexArray {
         })
     }
 }
-