diff options
Diffstat (limited to 'src/demos/com/jogamp/opengl')
| -rw-r--r-- | src/demos/com/jogamp/opengl/demos/graph/ui/UISceneDemo03b.java | 537 |
1 files changed, 537 insertions, 0 deletions
diff --git a/src/demos/com/jogamp/opengl/demos/graph/ui/UISceneDemo03b.java b/src/demos/com/jogamp/opengl/demos/graph/ui/UISceneDemo03b.java new file mode 100644 index 000000000..27377d202 --- /dev/null +++ b/src/demos/com/jogamp/opengl/demos/graph/ui/UISceneDemo03b.java @@ -0,0 +1,537 @@ +/** + * Copyright 2010-2023 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 java.util.ArrayList; +import java.util.List; +import java.util.Random; + +import com.jogamp.common.os.Clock; +import com.jogamp.common.util.IOUtil; +import com.jogamp.graph.curve.Region; +import com.jogamp.graph.font.Font; +import com.jogamp.graph.font.FontFactory; +import com.jogamp.graph.ui.Group; +import com.jogamp.graph.ui.Scene; +import com.jogamp.graph.ui.Shape; +import com.jogamp.graph.ui.Scene.PMVMatrixSetup; +import com.jogamp.graph.ui.shapes.GlyphShape; +import com.jogamp.graph.ui.shapes.Label; +import com.jogamp.graph.ui.shapes.Rectangle; +import com.jogamp.newt.MonitorDevice; +import com.jogamp.newt.event.KeyAdapter; +import com.jogamp.newt.event.KeyEvent; +import com.jogamp.newt.event.MouseEvent; +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.GL2ES2; +import com.jogamp.opengl.GLAutoDrawable; +import com.jogamp.opengl.GLCapabilities; +import com.jogamp.opengl.GLEventListener; +import com.jogamp.opengl.GLProfile; +import com.jogamp.opengl.demos.graph.FontSetDemos; +import com.jogamp.opengl.demos.util.MiscUtils; +import com.jogamp.opengl.fixedfunc.GLMatrixFunc; +import com.jogamp.opengl.math.FloatUtil; +import com.jogamp.opengl.math.Quaternion; +import com.jogamp.opengl.math.Recti; +import com.jogamp.opengl.math.Vec3f; +import com.jogamp.opengl.math.geom.AABBox; +import com.jogamp.opengl.util.Animator; +import com.jogamp.opengl.util.PMVMatrix; + +/** + * Res independent Shape, Scene attached to GLWindow showing simple linear Shape movement. + * <p> + * This variation of {@link UISceneDemo00} shows a text animation assembling one line of text, + * each glyph coming from from a random 3D point moving to its destination all at once. + * </p> + * <p> + * - Pass '-keep' to main-function to keep running. + * - Pass '-aspeed' to vary velocity + * </p> + */ +public class UISceneDemo03b { + static final boolean DEBUG = false; + + static final String[] originalTexts = { + " JOGL, Java™ Binding for the OpenGL® API ", + " GraphUI, Resolution Independent Curves ", + " JogAmp, Java™ libraries for 3D & Media " + }; + + static GraphUIDemoArgs options = new GraphUIDemoArgs(1280, 720, Region.VBAA_RENDERING_BIT); + static float frame_velocity = 5f / 1e3f; // [m]/[s] + static float velocity = 30 / 1e3f; // [m]/[s] + static float rot_step = velocity * 1; + + static void setVelocity(final float v) { + velocity = v; // Math.max(1/1e3f, v); + rot_step = velocity * 1; + } + + public static void main(final String[] args) throws IOException { + int autoSpeed = 0; + + if (0 != args.length) { + final int[] idx = { 0 }; + for (idx[0] = 0; idx[0] < args.length; ++idx[0]) { + if( options.parse(args, idx) ) { + continue; + } else if (args[idx[0]].equals("-v")) { + ++idx[0]; + setVelocity(MiscUtils.atoi(args[idx[0]], (int) velocity * 1000) / 1000f); + } else if(args[idx[0]].equals("-aspeed")) { + autoSpeed = -1; + setVelocity(80/1000f); + options.keepRunning = true; + } + } + } + // renderModes |= Region.COLORCHANNEL_RENDERING_BIT; + 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(IOUtil.getResource("fonts/freefont/FreeSerif.ttf",FontSetDemos.class.getClassLoader(), FontSetDemos.class).getInputStream(), true); + // final Font font = FontFactory.get(IOUtil.getResource("jogamp/graph/font/fonts/ubuntu/Ubuntu-R.ttf",FontSetDemos.class.getClassLoader(), FontSetDemos.class).getInputStream(), true); + System.err.println("Font: " + font.getFullFamilyName()); + final Font fontStatus = FontFactory.get(IOUtil.getResource("fonts/freefont/FreeMono.ttf", FontSetDemos.class.getClassLoader(), FontSetDemos.class).getInputStream(), true); + + final Scene scene = new Scene(); + scene.setClearParams(new float[] { 1f, 1f, 1f, 1f }, GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT); + scene.setPMVMatrixSetup(new MyPMVMatrixSetup()); + scene.setDebugBox(options.debugBoxThickness); + + final Group glyphGroup = new Group(); + scene.addShape(glyphGroup); + + // scene.setFrustumCullingEnabled(true); + glyphGroup.setFrustumCullingEnabled(true); + + final Animator animator = new Animator(); + animator.setUpdateFPSFrames(1 * 60, null); // System.err); + + final GLCapabilities caps = new GLCapabilities(reqGLP); + caps.setAlphaBits(4); + if( options.sceneMSAASamples > 0 ) { + caps.setSampleBuffers(true); + caps.setNumSamples(options.sceneMSAASamples); + } + System.out.println("Requested: " + caps); + + final GLWindow window = GLWindow.create(caps); + window.setSize(options.surface_width, options.surface_height); + window.setTitle(UISceneDemo03b.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(UISceneDemo03b.class.getSimpleName() + ": " + window.getSurfaceWidth() + " x " + window.getSurfaceHeight()); + } + + @Override + public void windowDestroyNotify(final WindowEvent e) { + animator.stop(); + } + }); + window.addKeyListener(new KeyAdapter() { + @Override + public void keyReleased(final KeyEvent e) { + if (e.getKeySymbol() == KeyEvent.VK_PLUS || + e.getKeySymbol() == KeyEvent.VK_ADD) + { + if (e.isShiftDown()) { + setVelocity(velocity + 10 / 1000f); + } else { + setVelocity(velocity + 1 / 1000f); + } + } else if (e.getKeySymbol() == KeyEvent.VK_MINUS || + e.getKeySymbol() == KeyEvent.VK_SUBTRACT) + { + if (e.isShiftDown()) { + setVelocity(velocity - 10 / 1000f); + } else { + setVelocity(velocity - 1 / 1000f); + } + } + } + }); + + scene.attachInputListenerTo(window); + + animator.add(window); + animator.start(); + + // + // After initial display we can use screen resolution post initial + // Scene.reshape(..) + // However, in this example we merely use the resolution to + // - Compute the animation values with DPI + scene.waitUntilDisplayed(); + + window.invoke(true, (drawable) -> { + final GL gl = drawable.getGL(); + gl.glEnable(GL.GL_DEPTH_TEST); + return true; + }); + + final GLProfile hasGLP = window.getChosenGLCapabilities().getGLProfile(); + final AABBox sceneBox = scene.getBounds(); + System.err.println("SceneBox " + sceneBox); + System.err.println("Frustum " + scene.getMatrix().getFrustum()); + System.err.println("GlyphGroup.0: "+glyphGroup); + + final Label statusLabel; + { + final AABBox fbox = fontStatus.getGlyphBounds("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"); + final float statusLabelScale = sceneBox.getWidth() / fbox.getWidth(); + System.err.println("StatusLabelScale: " + statusLabelScale + " = " + sceneBox.getWidth() + " / " + fbox.getWidth() + ", " + fbox); + + statusLabel = new Label(options.renderModes, fontStatus, "Nothing there yet"); + statusLabel.setScale(statusLabelScale, statusLabelScale, 1f); + statusLabel.setColor(0.1f, 0.1f, 0.1f, 1.0f); + statusLabel.moveTo(sceneBox.getMinX(), sceneBox.getMinY() + statusLabelScale * (fontStatus.getMetrics().getLineGap() - fontStatus.getMetrics().getDescent()), 0f); + scene.addShape(statusLabel); + } + + { + final StringBuilder sb = new StringBuilder(); + for(final String s : originalTexts) { + sb.append(s).append("\n"); + } + final Label l = new Label(options.renderModes, font, sb.toString()); // originalTexts[0]); + l.validate(hasGLP); + final float scale = sceneBox.getWidth() / l.getBounds().getWidth(); + l.setScale(scale, scale, 1f); + l.setColor(0.1f, 0.1f, 0.1f, 1.0f); + l.moveTo(sceneBox.getMinX(), 0f, 0f); + scene.addShape(l); + + if( options.wait_to_start ) { + statusLabel.setText("Press enter to continue"); + MiscUtils.waitForKey("Start"); + } + + window.invoke(true, (drawable) -> { + final GL2ES2 gl = drawable.getGL().getGL2ES2(); + scene.screenshot(gl, options.renderModes, UISceneDemo03b.class.getSimpleName()); + scene.removeShape(gl, l); + return true; + }); + } + + // + // Setup the moving glyphs + // + + final List<GlyphShape> glyphShapes = new ArrayList<GlyphShape>(); + + final float pixPerMM, dpiV; + { + final float[] tmp = window.getPixelsPerMM(new float[2]); + pixPerMM = tmp[0]; // [px]/[mm] + final float[] sDPI = MonitorDevice.perMMToPerInch( tmp ); + dpiV = sDPI[1]; + } + final float s_w = sceneBox.getWidth(); + final float s_h = sceneBox.getHeight(); + + boolean z_only = true; + int txt_idx = 0; + + final AABBox glyphBox = glyphGroup.getBounds().resize(sceneBox); + final float g_w = glyphBox.getWidth(); + final float g_h = glyphBox.getHeight(); + glyphGroup.scale(0.8f, 0.8f, 1f); + glyphGroup.validate(hasGLP); + System.err.println("GlyphBox " + glyphBox); + + glyphGroup.addMouseListener( new Shape.MouseGestureAdapter() { + @Override + public void mouseWheelMoved(final MouseEvent e) { + final Shape.EventInfo shapeEvent = (Shape.EventInfo) e.getAttachment(); + final Shape shape = shapeEvent.shape; + final Quaternion rot = shape.getRotation(); + final Vec3f euler = rot.toEuler(new Vec3f()); + final Vec3f eulerOld = euler.copy(); + if( !e.isShiftDown() ) { + final float eps = FloatUtil.adegToRad(5f); + float diff = e.getRotation()[1] < 0f ? FloatUtil.adegToRad(-1f) : FloatUtil.adegToRad(1f); + final float sign = diff >= 0f ? 1f : -1f; + final float v; + if( e.isAltDown() ) { + shape.scale(1f+sign/10f, 1f+sign/10f, 1f); + System.err.println("Scaled: "+shape); + return; + } else if( e.isControlDown() ) { + v = euler.x(); + } else { + v = euler.y(); + } + final float av = Math.abs(v); + if( 1f*FloatUtil.HALF_PI - eps <= av && av <= 1f*FloatUtil.HALF_PI + eps || + 3f*FloatUtil.HALF_PI - eps <= av && av <= 3f*FloatUtil.HALF_PI + eps) { + diff = 2f * eps * sign; + } + if( e.isAltDown() ) { + euler.add(0, 0, diff); + } else if( e.isControlDown() ) { + euler.add(diff, 0, 0); + } else { + euler.add(0, diff, 0); + } + System.err.println("Rot: diff "+diff+" (eps "+eps+"): "+eulerOld+" -> "+euler); + rot.setFromEuler(euler); + } + } + }); + glyphGroup.onToggle((final Shape shape) -> { + System.err.println("Toggle: "+shape); + }); + glyphGroup.setInteractive(true); + glyphGroup.setDraggable(false); + glyphGroup.setResizable(false); + glyphGroup.setToggleable(true); + glyphGroup.setToggle(true); + System.err.println("GlyphGroup.1: "+glyphGroup); + + window.addGLEventListener(new GLEventListener() { + float dir = 1f; + @Override + public void init(final GLAutoDrawable drawable) {} + @Override + public void dispose(final GLAutoDrawable drawable) {} + @Override + public void display(final GLAutoDrawable drawable) { + if( glyphGroup.isToggleOn() ) { + final Quaternion rot = glyphGroup.getRotation(); + final Vec3f euler = rot.toEuler(new Vec3f()); + if( FloatUtil.HALF_PI <= euler.y() ) { + dir = -1f; + } else if( euler.y() <= -FloatUtil.HALF_PI ) { + dir = 1f; + } + glyphGroup.getRotation().rotateByAngleY( frame_velocity * dir ); + } + } + @Override + public void reshape(final GLAutoDrawable drawable, final int x, final int y, final int width, final int height) {} + }); + + do { + final float fontScale; + { + final AABBox fbox = font.getGlyphBounds(originalTexts[txt_idx]); + // fontScale = s_w / fbox.getWidth(); + // System.err.println("FontScale: " + fontScale + " = " + s_w + " / " + fbox.getWidth()); + fontScale = g_w / fbox.getWidth(); + System.err.println("FontScale: " + fontScale + " = " + g_w + " / " + fbox.getWidth()); + } + z_only = !z_only; + window.invoke(true, (drawable) -> { + glyphGroup.removeAllShapes(drawable.getGL().getGL2ES2(), scene.getRenderer()); + return true; + }); + glyphGroup.addShape( new Rectangle(options.renderModes, g_w, g_h, g_w*0.01f) ); + glyphGroup.getShapes().get(0).setInteractive(false); + + final float[] movingGlyphPixPerShapeUnit; + { + final Random random = new Random(); + + final GlyphShape testGlyph = new GlyphShape(options.renderModes, font, 'X', 0, 0); + testGlyph.setScale(fontScale, fontScale, 1f); + testGlyph.validate(hasGLP); + final PMVMatrix pmv = new PMVMatrix(); + final int[] movingGlyphSizePx = testGlyph.getSurfaceSize(scene, pmv, new int[2]); // [px] + movingGlyphPixPerShapeUnit = testGlyph.getPixelPerShapeUnit(movingGlyphSizePx, new float[2]); // [px]/[shapeUnit] + + final AABBox box = GlyphShape.processString(glyphShapes, options.renderModes, font, originalTexts[txt_idx]); + System.err.println("Shapes: "+box); + for(final GlyphShape gs : glyphShapes) { + gs.setScale(fontScale, fontScale, 1f); + gs.setColor(0.1f, 0.1f, 0.1f, 1); + final Vec3f target = gs.getOrigPos(fontScale).add(glyphBox.getMinX(), 0f, 0f); + + final float start_pos_x = z_only ? target.x() : + glyphBox.getMinX() + random.nextFloat() * glyphBox.getWidth(); + final float start_pos_y = z_only ? target.y() : + glyphBox.getMinY() + random.nextFloat() * glyphBox.getHeight(); + final float start_pos_z = 0f + random.nextFloat() * glyphBox.getHeight() * 1f; + gs.moveTo(start_pos_x, start_pos_y, start_pos_z); + } + // just add destText to scene to be cleaned up, invisible + testGlyph.setEnabled(false); + glyphGroup.addShape(testGlyph); + } + glyphGroup.addShapes(glyphShapes); + + final float pos_eps = FloatUtil.EPSILON * 5000; // ~= 0.0005960 + final float rot_eps = FloatUtil.adegToRad(0.5f); // 1 adeg ~= 0.01745 rad + + final long t0_us = Clock.currentNanos() / 1000; // [us] + final long[] t2_us = { t0_us }; + while (!glyphShapes.isEmpty()) { + window.invoke(true, (drawable) -> { + final long t3_us = Clock.currentNanos() / 1000; + final float dt_s = (t3_us - t2_us[0]) / 1e6f; + t2_us[0] = t3_us; + + final float velocity_px = velocity * 1e3f * pixPerMM; // [px]/[s] + final float velovity_obj = velocity_px / movingGlyphPixPerShapeUnit[0]; // [shapeUnit]/[s] + final float dxy = velovity_obj * dt_s; // [shapeUnit] + + for (int idx = glyphShapes.size() - 1; 0 <= idx; --idx) { + final GlyphShape glyph = glyphShapes.get(idx); + final Vec3f pos = new Vec3f(glyph.getPosition()); + final Vec3f target = glyph.getOrigPos(fontScale).add(glyphBox.getMinX(), 0f, 0f); + final Vec3f p_t = target.minus(pos); + final float p_t_diff = p_t.length(); + final Quaternion q = glyph.getRotation(); + final Vec3f euler = q.toEuler(new Vec3f()); + final float radY = euler.y(); + final float radYdiff = Math.min(Math.abs(radY), FloatUtil.TWO_PI - Math.abs(radY)); + final boolean pos_ok = p_t_diff <= pos_eps; + final boolean pos_near = p_t_diff <= glyph.getBounds().getSize() * fontScale * 2f; + final boolean rot_ok = pos_near && ( radYdiff <= rot_eps || radYdiff <= rot_step * 2f ); + if ( pos_ok && rot_ok ) { + // arrived + if( DEBUG ) { + if( 0 == idx ) { + System.err.println("F: rot: "+radY+" ("+FloatUtil.radToADeg(radY)+"), diff "+radYdiff+" ("+FloatUtil.radToADeg(radYdiff)+"), step "+rot_step+" ("+FloatUtil.radToADeg(rot_step)+")"); + } + } + glyph.moveTo(target.x(), target.y(), target.z()); + q.setIdentity(); + glyphShapes.remove(idx); + continue; + } + if( !pos_ok ) { + if( DEBUG ) { + if( 0 == idx ) { + System.err.println("p_t_diff: "+p_t_diff+", dxy "+dxy); + } + } + if( p_t_diff <= dxy || p_t_diff <= pos_eps ) { + glyph.moveTo(target.x(), target.y(), target.z()); + } else { + p_t.normalize(); + pos.add( p_t.scale( dxy ) ); + glyph.moveTo(pos.x(), pos.y(), pos.z()); + } + if( !rot_ok ) { + if( pos_near ) { + q.rotateByAngleY( rot_step * 2f ); + } else { + q.rotateByAngleY( rot_step ); + } + } + } else { + if( DEBUG ) { + if( 0 == idx ) { + System.err.println("P: rot: "+radY+" ("+FloatUtil.radToADeg(radY)+"), diff "+radYdiff+" ("+FloatUtil.radToADeg(radYdiff)+"), step "+rot_step+" ("+FloatUtil.radToADeg(rot_step)+")"); + } + } + if( radYdiff <= rot_step * 3f || radYdiff <= rot_eps ) { + q.setIdentity(); + } else { + q.rotateByAngleY( rot_step * 3f ); + } + } + } + + final String text = String.format("%s, v %.1f mm/s, r %.3f", + scene.getStatusText(drawable, options.renderModes, 0, dpiV), velocity * 1e3f, rot_step); + statusLabel.setText(text); + return true; + }); + } + final float has_dur_s = ((Clock.currentNanos() / 1000) - t0_us) / 1e6f; // [us] + System.err.printf("Text travel-duration %.3f s, %d chars%n", has_dur_s, originalTexts[txt_idx].length()); + if( scene.getScreenshotCount() < 1 + originalTexts.length ) { + window.invoke(true, (drawable) -> { + scene.screenshot(drawable.getGL(), options.renderModes, UISceneDemo03b.class.getSimpleName()); + return true; + }); + } + try { Thread.sleep(2000); } catch (final InterruptedException e1) { } + if( autoSpeed > 0 ) { + if( velocity < 60/1000f ) { + setVelocity(velocity + 9/1000f); + } else { + setVelocity(velocity - 9/1000f); + autoSpeed = -1; + } + } else if( autoSpeed < 0 ) { + if( velocity > 11/1000f ) { + setVelocity(velocity - 9/1000f); + } else { + setVelocity(velocity + 9/1000f); + autoSpeed = 1; + } + } + txt_idx = ( txt_idx + 1 ) % originalTexts.length; + } while (options.keepRunning && window.isNativeValid()); + if (!options.stayOpen) { + window.destroy(); + } + } + + /** + * Our PMVMatrixSetup: + * - gluPerspective like Scene's default + * - no normal scale to 1, keep distance to near plane for rotation effects. + */ + public static class MyPMVMatrixSetup implements PMVMatrixSetup { + @Override + public void set(final PMVMatrix pmv, final Recti viewport) { + final float ratio = (float) viewport.width() / (float) viewport.height(); + pmv.glMatrixMode(GLMatrixFunc.GL_PROJECTION); + pmv.glLoadIdentity(); + pmv.gluPerspective(Scene.DEFAULT_ANGLE, ratio, Scene.DEFAULT_ZNEAR, Scene.DEFAULT_ZFAR); + pmv.glTranslatef(0f, 0f, Scene.DEFAULT_SCENE_DIST); + + pmv.glMatrixMode(GLMatrixFunc.GL_MODELVIEW); + pmv.glLoadIdentity(); + } + + @Override + public void setPlaneBox(final AABBox planeBox, final PMVMatrix pmv, final Recti viewport) { + Scene.getDefaultPMVMatrixSetup().setPlaneBox(planeBox, pmv, viewport); + } + }; +} |