GraphUI UIShapeDemo00: Simple Shape within Scene

1 files changed, 152 insertions, 0 deletions

diff --git a/src/demos/com/jogamp/opengl/demos/graph/ui/UIShapeDemo00.java b/src/demos/com/jogamp/opengl/demos/graph/ui/UIShapeDemo00.java
new file mode 100644
index 000000000..aaef802f6
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+++ b/src/demos/com/jogamp/opengl/demos/graph/ui/UIShapeDemo00.java
@@ -0,0 +1,152 @@
+/**
+ * Copyright 2010-2024 JogAmp Community. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification, are
+ * permitted provided that the following conditions are met:
+ *
+ *    1. Redistributions of source code must retain the above copyright notice, this list of
+ *       conditions and the following disclaimer.
+ *
+ *    2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *       of conditions and the following disclaimer in the documentation and/or other materials
+ *       provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * The views and conclusions contained in the software and documentation are those of the
+ * authors and should not be interpreted as representing official policies, either expressed
+ * or implied, of JogAmp Community.
+ */
+package com.jogamp.opengl.demos.graph.ui;
+
+import java.io.IOException;
+
+import com.jogamp.common.util.InterruptSource;
+import com.jogamp.graph.curve.Region;
+import com.jogamp.graph.font.Font;
+import com.jogamp.graph.font.FontFactory;
+import com.jogamp.graph.font.FontSet;
+import com.jogamp.graph.ui.GraphShape;
+import com.jogamp.graph.ui.Scene;
+import com.jogamp.graph.ui.shapes.Button;
+import com.jogamp.math.Recti;
+import com.jogamp.math.geom.AABBox;
+import com.jogamp.math.util.PMVMatrix4f;
+import com.jogamp.newt.event.KeyAdapter;
+import com.jogamp.newt.event.KeyEvent;
+import com.jogamp.newt.event.WindowAdapter;
+import com.jogamp.newt.event.WindowEvent;
+import com.jogamp.newt.opengl.GLWindow;
+import com.jogamp.opengl.GL;
+import com.jogamp.opengl.GLCapabilities;
+import com.jogamp.opengl.GLProfile;
+import com.jogamp.opengl.demos.util.CommandlineOptions;
+import com.jogamp.opengl.util.Animator;
+
+/**
+ * Res independent Shape, Scene attached to GLWindow showing simple shape.
+ * <p>
+ * The shape is created using the normalized scene's default bounding box, normalized to 1 for the greater of width and height.
+ * </p>
+ */
+public class UIShapeDemo00 {
+    static CommandlineOptions options = new CommandlineOptions(1280, 720, Region.VBAA_RENDERING_BIT);
+
+    public static void main(final String[] args) throws IOException {
+        options.parse(args);
+        System.err.println(options);
+        final GLProfile reqGLP = GLProfile.get(options.glProfileName);
+        System.err.println("GLProfile: "+reqGLP);
+
+        // Resolution independent, no screen size
+        //
+        final Font font = FontFactory.get(FontFactory.UBUNTU).get(FontSet.FAMILY_LIGHT, FontSet.STYLE_SERIF);
+        System.err.println("Font: "+font.getFullFamilyName());
+
+        final GraphShape shape = new Button(options.renderModes, font, "Hello JogAmp", 0.30f, 0.30f/2.5f); // normalized: 1 is 100% surface size (width and/or height)
+        System.err.println("Shape bounds "+shape.getBounds(reqGLP));
+
+        final Scene scene = new Scene(options.graphAASamples);
+        scene.setPMVMatrixSetup(new MyPMVMatrixSetup());
+        scene.setClearParams(new float[] { 1f, 1f, 1f, 1f}, GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
+        scene.addShape(shape);
+
+        final Animator animator = new Animator(0 /* w/o AWT */);
+
+        final GLCapabilities caps = new GLCapabilities(reqGLP);
+        caps.setAlphaBits(4);
+        System.out.println("Requested: " + caps);
+
+        final GLWindow window = GLWindow.create(caps);
+        window.setSize(options.surface_width, options.surface_height);
+        window.setTitle(UIShapeDemo00.class.getSimpleName()+": "+window.getSurfaceWidth()+" x "+window.getSurfaceHeight());
+        window.setVisible(true);
+        window.addGLEventListener(scene);
+        window.addWindowListener(new WindowAdapter() {
+            @Override
+            public void windowResized(final WindowEvent e) {
+                window.setTitle(UIShapeDemo00.class.getSimpleName()+": "+window.getSurfaceWidth()+" x "+window.getSurfaceHeight());
+            }
+            @Override
+            public void windowDestroyNotify(final WindowEvent e) {
+                animator.stop();
+            }
+        });
+
+        scene.attachInputListenerTo(window);
+        window.addKeyListener(new KeyAdapter() {
+            @Override
+            public void keyPressed(final KeyEvent arg0) {
+                final short keySym = arg0.getKeySymbol();
+                if( keySym == KeyEvent.VK_RIGHT ) {
+                    scene.setAAQuality( shape.getAAQuality() + 1 );
+                    System.err.println("AA Quality "+shape.getAAQuality());
+                } else if( keySym == KeyEvent.VK_LEFT ) {
+                    scene.setAAQuality( shape.getAAQuality() - 1 );
+                    System.err.println("AA Quality "+shape.getAAQuality());
+                } else if( keySym == KeyEvent.VK_UP ) {
+                    scene.setSampleCount(scene.getSampleCount() + 1); // validated / clipped
+                    System.err.println("AA Samples "+scene.getSampleCount());
+                } else if( keySym == KeyEvent.VK_DOWN ) {
+                    scene.setSampleCount(scene.getSampleCount() - 1); // validated / clipped
+                    System.err.println("AA Samples "+scene.getSampleCount());
+                } else if( keySym == KeyEvent.VK_F4 || keySym == KeyEvent.VK_ESCAPE || keySym == KeyEvent.VK_Q ) {
+                    new InterruptSource.Thread( () -> { window.destroy(); } ).start();
+                }
+            }
+        });
+        window.addWindowListener(new WindowAdapter() {
+            @Override
+            public void windowDestroyed(final WindowEvent e) {
+                animator.stop();
+            }
+        });
+
+        animator.add(window);
+        animator.start();
+    }
+
+    static class MyPMVMatrixSetup extends Scene.DefaultPMVMatrixSetup {
+        @Override
+        public void set(final PMVMatrix4f pmv, final Recti viewport) {
+            super.set(pmv, viewport);
+
+            // Scale (back) to have normalized plane dimensions, 1 for the greater of width and height.
+            final AABBox planeBox0 = new AABBox();
+            setPlaneBox(planeBox0, pmv, viewport);
+            final float sx = planeBox0.getWidth();
+            final float sy = planeBox0.getHeight();
+            final float sxy = sx > sy ? sx : sy;
+            pmv.scaleP(sxy, sxy, 1f);
+        }
+    };
+
+}