Examples of GL2

javax.media.opengl.GL2

Examples of javax.media.opengl.GL2


  private final Vec2 trans = new Vec2();


  @Override
  public void drawSolidPolygon(Vec2[] vertices, int vertexCount, Color3f color) {
    GL2 gl = panel.getGL().getGL2();
    gl.glBegin(GL2.GL_TRIANGLE_FAN);
    gl.glColor4f(color.x, color.y, color.z, .4f);
    for (int i = 0; i < vertexCount; i++) {
      getWorldToScreenToOut(vertices[i], trans);
      gl.glVertex2f(trans.x, trans.y);
    }
    gl.glEnd();


    gl.glBegin(GL2.GL_LINE_LOOP);
    gl.glColor4f(color.x, color.y, color.z, 1f);
    for (int i = 0; i < vertexCount; i++) {
      getWorldToScreenToOut(vertices[i], trans);
      gl.glVertex2f(trans.x, trans.y);
    }
    gl.glEnd();
  }

View Full Code Here

Examples of javax.media.opengl.GL2

    drawSegment(center, vecs[0], color);
  }


  @Override
  public void drawSegment(Vec2 p1, Vec2 p2, Color3f color) {
    GL2 gl = panel.getGL().getGL2();
    gl.glBegin(GL2.GL_LINES);
    gl.glColor3f(color.x, color.y, color.z);
    getWorldToScreenToOut(p1, trans);
    gl.glVertex2f(trans.x, trans.y);
    getWorldToScreenToOut(p2, trans);
    gl.glVertex2f(trans.x, trans.y);
    gl.glEnd();
  }

View Full Code Here

Examples of javax.media.opengl.GL2

  private final Vec2 temp = new Vec2();
  private final Vec2 temp2 = new Vec2();


  @Override
  public void drawTransform(Transform xf) {
    GL2 gl = panel.getGL().getGL2();
    getWorldToScreenToOut(xf.p, temp);
    temp2.setZero();
    float k_axisScale = 0.4f;


    gl.glBegin(GL2.GL_LINES);
    gl.glColor3f(1, 0, 0);


    temp2.x = xf.p.x + k_axisScale * xf.q.c;
    temp2.y = xf.p.y + k_axisScale * xf.q.s;
    getWorldToScreenToOut(temp2, temp2);
    gl.glVertex2f(temp.x, temp.y);
    gl.glVertex2f(temp2.x, temp2.y);


    gl.glColor3f(0, 1, 0);
    temp2.x = xf.p.x + -k_axisScale * xf.q.s;
    temp2.y = xf.p.y + k_axisScale * xf.q.c;
    getWorldToScreenToOut(temp2, temp2);
    gl.glVertex2f(temp.x, temp.y);
    gl.glVertex2f(temp2.x, temp2.y);
    gl.glEnd();
  }

View Full Code Here

Examples of javax.media.opengl.GL2

    getGL().getGL2().glBlendFunc(GL2.GL_SRC_ALPHA, GL2.GL_ONE_MINUS_SRC_ALPHA);
  }


  @Override
  public void reshape(GLAutoDrawable arg0, int arg1, int arg2, int arg3, int arg4) {
    GL2 gl2 = arg0.getGL().getGL2();


    gl2.glMatrixMode(GL2.GL_PROJECTION);
    gl2.glLoadIdentity();


    // coordinate system origin at lower left with width and height same as the window
    GLU glu = new GLU();
    glu.gluOrtho2D(0.0f, getWidth(), 0.0f, getHeight());


    gl2.glMatrixMode(GL2.GL_MODELVIEW);
    gl2.glLoadIdentity();


    gl2.glViewport(0, 0, getWidth(), getHeight());


    controller.updateExtents(arg3 / 2, arg4 / 2);
  }

View Full Code Here

Examples of javax.media.opengl.GL2

    void executeRasterDepth(Context ctx, float posX, float posY, float posZ,
            int srcOffsetX, int srcOffsetY, int rasterWidth, int rasterHeight,
            int depthWidth, int depthHeight, int depthFormat, Object depthData) {
        if (VERBOSE) System.err.println("JoglPipeline.executeRasterDepth()");
        GLContext context = context(ctx);
    GL2 gl = context.getGL().getGL2();




        gl.glRasterPos3f(posX, posY, posZ);


        int[] drawBuf = new int[1];
        gl.glGetIntegerv(GL2.GL_DRAW_BUFFER, drawBuf, 0);
        /* disable draw buffer */
        gl.glDrawBuffer(GL.GL_NONE);


        /*
         * raster position is upper left corner, default for Java3D
         * ImageComponent currently has the data reverse in Y
         */
        gl.glPixelZoom(1.0f, -1.0f);
        gl.glPixelStorei(GL2.GL_UNPACK_ROW_LENGTH, depthWidth);
        if (srcOffsetX >= 0) {
            gl.glPixelStorei(GL2.GL_UNPACK_SKIP_PIXELS, srcOffsetX);
            if (srcOffsetX + rasterWidth > depthWidth) {
                rasterWidth = depthWidth - srcOffsetX;
            }
        } else {
            rasterWidth += srcOffsetX;
            if (rasterWidth > depthWidth) {
                rasterWidth  = depthWidth;
            }
        }
        if (srcOffsetY >= 0) {
            gl.glPixelStorei(GL2.GL_UNPACK_SKIP_ROWS, srcOffsetY);
            if (srcOffsetY + rasterHeight > depthHeight) {
                rasterHeight = depthHeight - srcOffsetY;
            }
        } else {
      rasterHeight += srcOffsetY;
      if (rasterHeight > depthHeight) {
        rasterHeight = depthHeight;
      }
        }




        if (depthFormat == DepthComponentRetained.DEPTH_COMPONENT_TYPE_INT) {
            gl.glDrawPixels(rasterWidth, rasterHeight, GL2.GL_DEPTH_COMPONENT,
                    GL.GL_UNSIGNED_INT, IntBuffer.wrap((int[]) depthData));
        } else { /* DepthComponentRetained.DEPTH_COMPONENT_TYPE_FLOAT */
            gl.glDrawPixels(rasterWidth, rasterHeight, GL2.GL_DEPTH_COMPONENT,
                    GL.GL_FLOAT, FloatBuffer.wrap((float[]) depthData));
        }


        /* re-enable draw buffer */
        gl.glDrawBuffer(drawBuf[0]);


        gl.glPixelStorei(GL2.GL_UNPACK_ROW_LENGTH, 0);
        gl.glPixelStorei(GL2.GL_UNPACK_SKIP_PIXELS, 0);
        gl.glPixelStorei(GL2.GL_UNPACK_SKIP_ROWS, 0);


    }

View Full Code Here

Examples of javax.media.opengl.GL2

    // The native method for setting the ModelView matrix.
    @Override
    void setModelViewMatrix(Context ctx, double[] viewMatrix, double[] modelMatrix) {
        if (VERBOSE) System.err.println("JoglPipeline.setModelViewMatrix()");
        GLContext context = context(ctx);
    GL2 gl = context.getGL().getGL2();


        gl.glMatrixMode(GL2.GL_MODELVIEW);


        if (gl.isExtensionAvailable("GL_VERSION_1_3")) {
            gl.glLoadTransposeMatrixd(viewMatrix, 0);
            gl.glMultTransposeMatrixd(modelMatrix, 0);
        } else {
            double[] v = new double[16];
            double[] m = new double[16];
            copyTranspose(viewMatrix, v);
            copyTranspose(modelMatrix, m);
            gl.glLoadMatrixd(v, 0);
            gl.glMultMatrixd(m, 0);
        }
    }

View Full Code Here

Examples of javax.media.opengl.GL2

    // The native method for setting the Projection matrix.
    @Override
    void setProjectionMatrix(Context ctx, double[] projMatrix) {
        if (VERBOSE) System.err.println("JoglPipeline.setProjectionMatrix()");
        GLContext context = context(ctx);
    GL2 gl = context.getGL().getGL2();


        gl.glMatrixMode(GL2.GL_PROJECTION);


        if (gl.isExtensionAvailable("GL_VERSION_1_3")) {
            // Invert the Z value in clipping coordinates because OpenGL uses
            // left-handed clipping coordinates, while Java3D defines right-handed
            // coordinates everywhere.
            projMatrix[8] *= -1.0;
            projMatrix[9] *= -1.0;
            projMatrix[10] *= -1.0;
            projMatrix[11] *= -1.0;
            gl.glLoadTransposeMatrixd(projMatrix, 0);
            projMatrix[8] *= -1.0;
            projMatrix[9] *= -1.0;
            projMatrix[10] *= -1.0;
            projMatrix[11] *= -1.0;
        } else {
            double[] p = new double[16];
            copyTranspose(projMatrix, p);
            // Invert the Z value in clipping coordinates because OpenGL uses
            // left-handed clipping coordinates, while Java3D defines right-handed
            // coordinates everywhere.
            p[2] *= -1.0;
            p[6] *= -1.0;
            p[10] *= -1.0;
            p[14] *= -1.0;
            gl.glLoadMatrixd(p, 0);
        }
    }

View Full Code Here

Examples of javax.media.opengl.GL2


        @Override
        public void init(GLContext context) {
            // This is basically a temporary
            JoglContext jctx = new JoglContext(context);
            GL2 gl = context.getGL().getGL2();
            // Set up various properties
            if (getPropertiesFromCurrentContext(jctx, gl)) {
                setupCanvasProperties(canvas, jctx, gl);
            }
            markDone();

View Full Code Here

Examples of javax.media.opengl.GL2

        if (VERBOSE) System.err.println("JoglPipeline.newDisplayList()");
        if (displayListId <= 0) {
            System.err.println("JAVA 3D ERROR : glNewList(" + displayListId + ") -- IGNORED");
        }


    GL2 gl = context(ctx).getGL().getGL2();
        gl.glNewList(displayListId, GL2.GL_COMPILE);
    }

View Full Code Here

Examples of javax.media.opengl.GL2

    }


    @Override
    void endDisplayList(Context ctx) {
        if (VERBOSE) System.err.println("JoglPipeline.endDisplayList()");
    GL2 gl = context(ctx).getGL().getGL2();
        gl.glEndList();
    }

View Full Code Here

0 1 2 3 4 5

TOP

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.