Beispiel #1
0
  /** Render water refraction RTT */
  private void renderRefraction(final Vector4 clipPlane) {
    if (renderList.isEmpty()) {
      return;
    }

    refractionTime += tpf;
    if (refractionTime < refractionThrottle) {
      return;
    }
    refractionTime = 0;

    // tRenderer.getCamera().set(cam);
    tRenderer.getCamera().setLocation(cam.getLocation());
    tRenderer.getCamera().setDirection(cam.getDirection());
    tRenderer.getCamera().setUp(cam.getUp());
    tRenderer.getCamera().setLeft(cam.getLeft());

    CullHint cullMode = CullHint.Dynamic;
    if (skyBox != null) {
      cullMode = skyBox.getSceneHints().getCullHint();
      skyBox.getSceneHints().setCullHint(CullHint.Always);
    }

    tRenderer.getCamera().setProjectionMatrix(cam.getProjectionMatrix());

    texArray.clear();
    texArray.add(textureRefract);
    texArray.add(textureDepth);

    tRenderer.getCamera().update();
    tRenderer.getCamera().getModelViewMatrix();
    tRenderer.getCamera().getProjectionMatrix();

    tRenderer.render(renderList, texArray, Renderer.BUFFER_COLOR_AND_DEPTH);

    if (skyBox != null) {
      skyBox.getSceneHints().setCullHint(cullMode);
    }
  }
Beispiel #2
0
  /**
   * Update the vertices for this particle, taking size, spin and viewer into consideration. In the
   * case of particle type ParticleType.GeomMesh, the original triangle normal is maintained rather
   * than rotating it to face the camera or parent vectors.
   *
   * @param cam Camera to use in determining viewer aspect. If null, or if parent is not set to
   *     camera facing, parent's left and up vectors are used.
   */
  public void updateVerts(final Camera cam) {
    final double orient = parent.getParticleOrientation() + values[VAL_CURRENT_SPIN];
    final double currSize = values[VAL_CURRENT_SIZE];

    if (type == ParticleSystem.ParticleType.GeomMesh
        || type == ParticleSystem.ParticleType.Point) {; // nothing to do
    } else if (cam != null && parent.isCameraFacing()) {
      final ReadOnlyVector3 camUp = cam.getUp();
      final ReadOnlyVector3 camLeft = cam.getLeft();
      final ReadOnlyVector3 camDir = cam.getDirection();
      if (parent.isVelocityAligned()) {
        bbX.set(_velocity).normalizeLocal().multiplyLocal(currSize);
        camDir.cross(bbX, bbY).normalizeLocal().multiplyLocal(currSize);
      } else if (orient == 0) {
        bbX.set(camLeft).multiplyLocal(currSize);
        bbY.set(camUp).multiplyLocal(currSize);
      } else {
        final double cA = MathUtils.cos(orient) * currSize;
        final double sA = MathUtils.sin(orient) * currSize;
        bbX.set(camLeft)
            .multiplyLocal(cA)
            .addLocal(camUp.getX() * sA, camUp.getY() * sA, camUp.getZ() * sA);
        bbY.set(camLeft)
            .multiplyLocal(-sA)
            .addLocal(camUp.getX() * cA, camUp.getY() * cA, camUp.getZ() * cA);
      }
    } else {
      bbX.set(parent.getLeftVector()).multiplyLocal(0);
      bbY.set(parent.getUpVector()).multiplyLocal(0);
    }

    final Vector3 tempVec3 = Vector3.fetchTempInstance();
    final FloatBuffer vertexBuffer = parent.getParticleGeometry().getMeshData().getVertexBuffer();
    switch (type) {
      case Quad:
        {
          _position.subtract(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 0);

          _position.subtract(bbX, tempVec3).addLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);

          _position.add(bbX, tempVec3).addLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 2);

          _position.add(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 3);
          break;
        }
      case GeomMesh:
        {
          final Quaternion tempQuat = Quaternion.fetchTempInstance();
          final ReadOnlyVector3 norm = triModel.getNormal();
          if (orient != 0) {
            tempQuat.fromAngleNormalAxis(orient, norm);
          }

          for (int x = 0; x < 3; x++) {
            if (orient != 0) {
              tempQuat.apply(triModel.get(x), tempVec3);
            } else {
              tempVec3.set(triModel.get(x));
            }
            tempVec3.multiplyLocal(currSize).addLocal(_position);
            BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + x);
          }
          Quaternion.releaseTempInstance(tempQuat);
          break;
        }
      case Triangle:
        {
          _position
              .subtract(3 * bbX.getX(), 3 * bbX.getY(), 3 * bbX.getZ(), tempVec3)
              .subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 0);

          _position.add(bbX, tempVec3).addLocal(3 * bbY.getX(), 3 * bbY.getY(), 3 * bbY.getZ());
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);

          _position.add(bbX, tempVec3).subtractLocal(bbY);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 2);
          break;
        }
      case Line:
        {
          _position.subtract(bbX, tempVec3);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex);

          _position.add(bbX, tempVec3);
          BufferUtils.setInBuffer(tempVec3, vertexBuffer, startIndex + 1);
          break;
        }
      case Point:
        {
          BufferUtils.setInBuffer(_position, vertexBuffer, startIndex);
          break;
        }
    }
    Vector3.releaseTempInstance(tempVec3);
  }
Beispiel #3
0
  /** Render water reflection RTT */
  private void renderReflection(final Vector4 clipPlane) {
    if (renderList.isEmpty()) {
      return;
    }

    reflectionTime += tpf;
    if (reflectionTime < reflectionThrottle) {
      return;
    }
    reflectionTime = 0;

    if (aboveWater) {
      camLocation.set(cam.getLocation());

      double planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectPos.set(camLocation.subtractLocal(calcVect));

      camLocation.set(cam.getLocation()).addLocal(cam.getDirection());
      planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectDir
          .set(camLocation.subtractLocal(calcVect))
          .subtractLocal(camReflectPos)
          .normalizeLocal();

      camLocation.set(cam.getLocation()).addLocal(cam.getUp());
      planeDistance = waterPlane.pseudoDistance(camLocation);
      calcVect.set(waterPlane.getNormal()).multiplyLocal(planeDistance * 2.0f);
      camReflectUp
          .set(camLocation.subtractLocal(calcVect))
          .subtractLocal(camReflectPos)
          .normalizeLocal();

      camReflectLeft.set(camReflectUp).crossLocal(camReflectDir).normalizeLocal();

      tRenderer.getCamera().setLocation(camReflectPos);
      tRenderer.getCamera().setDirection(camReflectDir);
      tRenderer.getCamera().setUp(camReflectUp);
      tRenderer.getCamera().setLeft(camReflectLeft);
    } else {
      tRenderer.getCamera().setLocation(cam.getLocation());
      tRenderer.getCamera().setDirection(cam.getDirection());
      tRenderer.getCamera().setUp(cam.getUp());
      tRenderer.getCamera().setLeft(cam.getLeft());
    }

    if (skyBox != null) {
      tmpLocation.set(skyBox.getTranslation());
      skyBox.setTranslation(tRenderer.getCamera().getLocation());
      skyBox.updateGeometricState(0.0f);
      skyBox.getSceneHints().setCullHint(CullHint.Never);
    }

    texArray.clear();
    if (doBlurReflection) {
      texArray.add(textureReflect);
    } else {
      texArray.add(textureReflectBlur);
    }

    tRenderer.getCamera().setProjectionMode(ProjectionMode.Custom);
    tRenderer.getCamera().setProjectionMatrix(cam.getProjectionMatrix());
    tRenderer.render(skyBox, texArray, Renderer.BUFFER_COLOR_AND_DEPTH);

    if (skyBox != null) {
      skyBox.getSceneHints().setCullHint(CullHint.Always);
    }

    modifyProjectionMatrix(clipPlane);

    tRenderer.render(renderList, texArray, Renderer.BUFFER_NONE);

    if (doBlurReflection) {
      blurReflectionTexture();
    }

    if (skyBox != null) {
      skyBox.setTranslation(tmpLocation);
      skyBox.updateGeometricState(0.0f);
      skyBox.getSceneHints().setCullHint(CullHint.Never);
    }
  }