Added FlyUI render pass

src/FlyUI/FlyUI.php

@@ -143,6 +143,14 @@ public static function checkbox(string $text, bool &$checked) : FUICheckbox
 
     private float $currentContentScale = 1.0;
 
+    /**
+     * If true, FLyUI will create and end VGContext frames itself
+     */
+    private bool $selfManageVGContext = false;
+
+    /**
+     * Constructor
+     */
     public function __construct(
         private VGContext $vgContext,
         private Dispatcher $dispatcher,
@@ -154,6 +162,16 @@ public function __construct(
         $this->theme = $theme ?? new FUITheme();
     }
 
+    /**
+     * Sets if FlyUI should manage the VGContext frames itself
+     * 
+     * When enabled FlyUI will call beginFrame and endFrame itself.
+     */
+    public function setSelfManageVGContext(bool $value) : void
+    {
+        $this->selfManageVGContext = $value;
+    }
+
     /**
      * Adds a view to the view tree
      */
@@ -212,6 +230,11 @@ private function internalBeginFrame(Vec2 $resolution, float $contentScale = 1.0)
         // push the root view
         $root = new FUIView();
         $this->pushView($root);
+
+        // begin the VGContext frame
+        if ($this->selfManageVGContext) {
+            $this->vgContext->beginFrame($resolution->x, $resolution->y, $contentScale);
+        }
     }
 
     /**
@@ -229,5 +252,10 @@ private function internalEndFrame() : void
 
         // let all views render itself
         $this->viewTree[0]->render($ctx);
+
+        // end the VGContext frame
+        if ($this->selfManageVGContext) {
+            $this->vgContext->endFrame();
+        }
     }
 }

src/Graphics/Rendering/Pass/FlyUIPass.php

@@ -0,0 +1,52 @@
+<?php
+
+namespace VISU\Graphics\Rendering\Pass;
+
+use Closure;
+use VISU\FlyUI\FlyUI;
+use VISU\Graphics\Rendering\PipelineContainer;
+use VISU\Graphics\Rendering\PipelineResources;
+use VISU\Graphics\Rendering\RenderPass;
+use VISU\Graphics\Rendering\RenderPipeline;
+use VISU\Graphics\Rendering\Resource\RenderTargetResource;
+
+class FlyUIPass extends RenderPass
+{
+    public function __construct(
+        private RenderTargetResource $renderTargetRes,
+        private Closure $uiRenderCallback,
+    )
+    {
+    }   
+
+    /**
+     * Executes the render pass
+     */
+    public function setup(RenderPipeline $pipeline, PipelineContainer $data): void
+    {
+        $pipeline->writes($this, $this->renderTargetRes);
+    }
+
+    /**
+     * Executes the render pass
+     */
+    public function execute(PipelineContainer $data, PipelineResources $resources): void
+    {
+        $renderTarget = $resources->getRenderTarget($this->renderTargetRes);
+
+        // activate the render target
+        $resources->activateRenderTarget($this->renderTargetRes);
+
+        // begin a FlyUI frame
+        FlyUI::beginFrame($renderTarget->effectiveSizeVec(), $renderTarget->contentScaleX);
+
+        // execute the UI render callback
+        ($this->uiRenderCallback)();
+
+        // end the FlyUI frame
+        FlyUI::endFrame();
+
+        // reset the GL state as the VGContext might have changed it
+        $resources->gl->reset();
+    }
+}

src/Graphics/Rendering/Renderer/FlyUIRenderer.php

@@ -0,0 +1,48 @@
+<?php
+
+namespace VISU\Graphics\Rendering\Renderer;
+
+use Closure;
+use GL\VectorGraphics\VGContext;
+use VISU\FlyUI\FlyUI;
+use VISU\Graphics\Rendering\Pass\FlyUIPass;
+use VISU\Graphics\Rendering\RenderPipeline;
+use VISU\Graphics\Rendering\Resource\RenderTargetResource;
+use VISU\Graphics\Rendering\Resource\TextureResource;
+use VISU\OS\Input;
+use VISU\Signal\Dispatcher;
+
+class FlyUIRenderer
+{   
+    /**
+     * Constructor 
+     */
+    public function __construct(
+        private VGContext $vg,
+        private Dispatcher $dispatcher,
+        private Input $input,
+    )
+    {
+        FlyUI::initailize($vg, $dispatcher, $input);
+        FlyUI::$instance->setSelfManageVGContext(true);
+    }
+
+    /**
+     * Attaches a render pass to the pipeline
+     * 
+     * @param RenderPipeline $pipeline 
+     * @param RenderTargetResource $renderTarget
+     * @param TextureResource $depthTexture
+     */
+    public function attachPass(
+        RenderPipeline $pipeline, 
+        RenderTargetResource $renderTarget,
+        Closure $uiRenderCallback
+    ) : void
+    {
+        $pipeline->addPass(new FlyUIPass(
+            $renderTarget,
+            $uiRenderCallback
+        ));
+    }
+}