WIP

src/game-loop/simulation-frame.ts

@@ -0,0 +1,99 @@
+import { AgentPipeline } from '../pipelines/agents/agent-pipeline';
+import { BrushPipeline } from '../pipelines/brush/brush-pipeline';
+import { CopyPipeline } from '../pipelines/copy/copy-pipeline';
+import { DiffusionPipeline } from '../pipelines/diffusion/diffusion-pipeline';
+import { EraserAgentPipeline } from '../pipelines/eraser/eraser-agent-pipeline';
+import { EraserTexturePipeline } from '../pipelines/eraser/eraser-texture-pipeline';
+import { RenderPipeline } from '../pipelines/render/render-pipeline';
+import { SimulationTextures } from './simulation-textures';
+
+export interface SimulationFramePipelines {
+  copyPipeline: CopyPipeline;
+  agentPipeline: AgentPipeline;
+  brushPipeline: BrushPipeline;
+  eraserAgentPipeline: EraserAgentPipeline;
+  eraserTexturePipeline: EraserTexturePipeline;
+  diffusionPipeline: DiffusionPipeline;
+  brushEffectDiffusionPipeline: DiffusionPipeline;
+  renderPipeline: RenderPipeline;
+}
+
+export class SimulationFrameRenderer {
+  public constructor(
+    private readonly device: GPUDevice,
+    private readonly textures: SimulationTextures,
+    private readonly pipelines: SimulationFramePipelines
+  ) {}
+
+  public execute(renderSpeed: number, isErasing: boolean): void {
+    for (let i = 0; i < renderSpeed; i++) {
+      const commandEncoder = this.device.createCommandEncoder();
+
+      this.pipelines.copyPipeline.execute(
+        commandEncoder,
+        this.textures.trailMapA.getTextureView(),
+        this.textures.trailMapB.getTextureView()
+      );
+      if (isErasing) {
+        this.pipelines.eraserTexturePipeline.execute(
+          commandEncoder,
+          this.textures.sourceMapA.getTextureView()
+        );
+        this.pipelines.eraserTexturePipeline.execute(
+          commandEncoder,
+          this.textures.influenceMapA.getTextureView()
+        );
+        this.pipelines.eraserTexturePipeline.execute(
+          commandEncoder,
+          this.textures.trailMapB.getTextureView()
+        );
+        this.pipelines.eraserAgentPipeline.execute(commandEncoder);
+      } else {
+        this.pipelines.brushPipeline.execute(
+          commandEncoder,
+          this.textures.sourceMapA.getTextureView()
+        );
+        this.pipelines.brushPipeline.execute(
+          commandEncoder,
+          this.textures.influenceMapA.getTextureView()
+        );
+      }
+      this.pipelines.agentPipeline.execute(
+        commandEncoder,
+        this.textures.trailMapA.getTextureView(),
+        this.textures.trailMapB.getTextureView(),
+        this.textures.influenceMapA.getTextureView()
+      );
+      this.pipelines.diffusionPipeline.execute(
+        commandEncoder,
+        this.textures.trailMapB.getTextureView(),
+        this.textures.trailMapA.getTextureView()
+      );
+      this.pipelines.renderPipeline.execute(
+        commandEncoder,
+        this.textures.trailMapA.getTextureView(),
+        this.textures.sourceMapA.getTextureView()
+      );
+      this.pipelines.diffusionPipeline.execute(
+        commandEncoder,
+        this.textures.sourceMapA.getTextureView(),
+        this.textures.sourceMapB.getTextureView()
+      );
+      this.pipelines.brushEffectDiffusionPipeline.execute(
+        commandEncoder,
+        this.textures.influenceMapA.getTextureView(),
+        this.textures.influenceMapB.getTextureView()
+      );
+
+      this.device.queue.submit([commandEncoder.finish()]);
+      this.textures.swapSourceMaps();
+      this.textures.swapInfluenceMaps();
+    }
+  }
+
+  public clearSwipes(): void {
+    this.pipelines.brushPipeline.clearSwipes();
+    this.pipelines.eraserAgentPipeline.clearSwipes();
+    this.pipelines.eraserTexturePipeline.clearSwipes();
+  }
+}