Java Code Examples for javax.microedition.khronos.opengles.GL10#glRotatef()

The following examples show how to use javax.microedition.khronos.opengles.GL10#glRotatef() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: TouchRotateActivity.java From codeexamples-android with Eclipse Public License 1.0

6 votes

public void onDrawFrame(GL10 gl) {
    /*
     * Usually, the first thing one might want to do is to clear
     * the screen. The most efficient way of doing this is to use
     * glClear().
     */

    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);

    /*
     * Now we're ready to draw some 3D objects
     */

    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();
    gl.glTranslatef(0, 0, -3.0f);
    gl.glRotatef(mAngleX, 0, 1, 0);
    gl.glRotatef(mAngleY, 1, 0, 0);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL10.GL_COLOR_ARRAY);

    mCube.draw(gl);
}

Example 2

Source File: BouncyCubeRenderer.java From opengl with Apache License 2.0

6 votes

public void onDrawFrame(GL10 gl) 
{
	gl.glClearColor(0.0f,0.5f,0.5f,1.0f);
    gl.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    gl.glMatrixMode(GL11.GL_MODELVIEW);
    gl.glLoadIdentity();
    gl.glTranslatef(0.0f,(float)Math.sin(mTransY), -7.0f);

    gl.glRotatef(mAngle, 0.0f, 1.0f, 0.0f);
    gl.glRotatef(mAngle, 1.0f, 0.0f, 0.0f);

    gl.glEnableClientState(GL11.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL11.GL_COLOR_ARRAY);

    mCube.draw(gl);

    mTransY += .075f;
    mAngle+=.4;
}

Example 3

Source File: SolarSystemRenderer.java From opengl with Apache License 2.0

6 votes

public void onDrawFrame(GL10 gl) 
{
     gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
     gl.glClearColor(0.0f,0.0f,0.0f,1.0f);
     gl.glMatrixMode(GL10.GL_MODELVIEW);
     gl.glLoadIdentity();
	
     gl.glTranslatef(0.0f,(float)Math.sin(mTransY), -4.0f);
	
     gl.glRotatef(mAngle, 1, 0, 0);
     gl.glRotatef(mAngle, 0, 1, 0);
		
     mPlanet.draw(gl);
	     
     mTransY+=.075f; 
     mAngle+=.4;
}

Example 4

Source File: BouncyCubeRenderer.java From opengl with Apache License 2.0

6 votes

public void onDrawFrame(GL10 gl) 
{
	gl.glClearColor(0.0f,0.5f,0.5f,1.0f);
    gl.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);

    gl.glMatrixMode(GL11.GL_MODELVIEW);
    gl.glLoadIdentity();
    gl.glTranslatef(0.0f,(float)Math.sin(mTransY), -7.0f);

    gl.glRotatef(mAngle, 0.0f, 1.0f, 0.0f);
    gl.glRotatef(mAngle, 1.0f, 0.0f, 0.0f);

    gl.glEnableClientState(GL11.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL11.GL_COLOR_ARRAY);

    mCube.draw(gl);

    mTransY += .075f;
    mAngle+=.4;
}

Example 5

Source File: SolarSystemRenderer.java From opengl with Apache License 2.0

6 votes

public void onDrawFrame(GL10 gl) 
{
     gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
     gl.glClearColor(0.0f,0.0f,0.0f,1.0f);
     gl.glMatrixMode(GL10.GL_MODELVIEW);
     gl.glLoadIdentity();
	
     gl.glTranslatef(0.0f,(float)Math.sin(mTransY), -4.0f);
	
     gl.glRotatef(mAngle, 1, 0, 0);
     gl.glRotatef(mAngle, 0, 1, 0);
		
     mPlanet.draw(gl);
	     
     mTransY+=.075f; 
     mAngle+=.4;
}

Example 6

Source File: VortexRenderer.java From opengl with Apache License 2.0

6 votes

@Override
public void onDrawFrame(GL10 gl) {
    // clear the color buffer and the depth buffer
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
    
    gl.glVertexPointer(3, GL10.GL_FLOAT, 0, _vertexBuffer);
    gl.glColorPointer(4, GL10.GL_FLOAT, 0, _colorBuffer);

    for (int i = 1; i <= 10; i++) {
        gl.glLoadIdentity();
        gl.glTranslatef(0.0f, -1f, -1.0f + -1.5f * i);
        // set rotation
        gl.glRotatef(-_xAngle, 1f, 0f, 0f);
        gl.glRotatef(-_yAngle, 0f, 1f, 0f);
        gl.glDrawElements(GL10.GL_TRIANGLES, _nrOfVertices, GL10.GL_UNSIGNED_SHORT, _indexBuffer);
    }
}

Example 7

Source File: GLDrawerES1.java From Building-Android-UIs-with-Custom-Views with MIT License

6 votes

@Override
public void onDrawFrame(GL10 gl) {
    gl.glClearColor(1.f, 0.f, 0.f, 1.f);
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT);

    gl.glLoadIdentity();
    gl.glTranslatef(0.f, 0.f, -50.f);

    long time = SystemClock.uptimeMillis() % 4000L;
    float angle = 0.090f * ((int) time);
    gl.glRotatef(angle, 0.f, 0.f, 1.f);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glColor4f(1.f, 1.f, 1.f, 1.f);
    gl.glVertexPointer(3, GL10.GL_FLOAT, 0, vertexBuffer);
    gl.glDrawElements(GL10.GL_TRIANGLES, indices.length, GL10.GL_UNSIGNED_SHORT, indexBuffer);

    gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
}

Example 8

Source File: AndroidOpenGL.java From opengl with Apache License 2.0

5 votes

public void onDrawFrame(GL10 gl) {
   
    if (!fAnimPaused) {
        gl.glClear(GL10.GL_COLOR_BUFFER_BIT | 
            GL10.GL_DEPTH_BUFFER_BIT);
        gl.glRotatef(1f, 0, 0, 1f);

        if (mTriangle != null) {
            mTriangle.drawColorful(gl);
        }
    }
}

Example 9

Source File: CubeRenderer.java From codeexamples-android with Eclipse Public License 1.0

5 votes

public void onDrawFrame(GL10 gl) {
    /*
     * Usually, the first thing one might want to do is to clear
     * the screen. The most efficient way of doing this is to use
     * glClear().
     */

    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);

    /*
     * Now we're ready to draw some 3D objects
     */

    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();
    gl.glTranslatef(0, 0, -3.0f);
    gl.glRotatef(mAngle,        0, 1, 0);
    gl.glRotatef(mAngle*0.25f,  1, 0, 0);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL10.GL_COLOR_ARRAY);

    mCube.draw(gl);

    gl.glRotatef(mAngle*2.0f, 0, 1, 1);
    gl.glTranslatef(0.5f, 0.5f, 0.5f);

    mCube.draw(gl);

    mAngle += 1.2f;
}

Example 10

Source File: AndroidOpenGL.java From opengl with Apache License 2.0

5 votes

public void onDrawFrame(GL10 gl) {
   
    if (!fAnimPaused) {
        gl.glClear(GL10.GL_COLOR_BUFFER_BIT | 
            GL10.GL_DEPTH_BUFFER_BIT);
        gl.glRotatef(1f, 0, 0, 1f);

        if (mTriangle != null) {
            mTriangle.drawColorful(gl);
        }
    }
}

Example 11

Source File: FrameBufferObjectActivity.java From codeexamples-android with Eclipse Public License 1.0

5 votes

private void drawOffscreenImage(GL10 gl, int width, int height) {
    gl.glViewport(0, 0, width, height);
    float ratio = (float) width / height;
    gl.glMatrixMode(GL10.GL_PROJECTION);
    gl.glLoadIdentity();
    gl.glFrustumf(-ratio, ratio, -1, 1, 1, 10);

    gl.glEnable(GL10.GL_CULL_FACE);
    gl.glEnable(GL10.GL_DEPTH_TEST);

    gl.glClearColor(0,0.5f,1,0);
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();
    gl.glTranslatef(0, 0, -3.0f);
    gl.glRotatef(mAngle,        0, 1, 0);
    gl.glRotatef(mAngle*0.25f,  1, 0, 0);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL10.GL_COLOR_ARRAY);

    mCube.draw(gl);

    gl.glRotatef(mAngle*2.0f, 0, 1, 1);
    gl.glTranslatef(0.5f, 0.5f, 0.5f);

    mCube.draw(gl);

    mAngle += 1.2f;

    // Restore default state so the other renderer is not affected.

    gl.glDisable(GL10.GL_CULL_FACE);
    gl.glDisable(GL10.GL_DEPTH_TEST);
    gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glDisableClientState(GL10.GL_COLOR_ARRAY);
}

Example 12

Source File: PLQuadricPanoramaBase.java From panoramagl with Apache License 2.0

5 votes

/**
 * render methods
 */

@Override
protected void beginRender(GL10 gl, PLIRenderer renderer) {
    super.beginRender(gl, renderer);
    gl.glRotatef(-90.0f, 1.0f, 0.0f, 0.0f);
    gl.glRotatef(180.0f, 0.0f, 1.0f, 0.0f);
}

Example 13

Source File: PLRenderableElementBase.java From panoramagl with Apache License 2.0

5 votes

protected void internalRotate(GL10 gl, PLRotation rotation) {
    boolean isYZAxisInverseRotation = this.isYZAxisInverseRotation(), isReverseRotation = this.isReverseRotation();
    float yDirection = (isYZAxisInverseRotation ? 1.0f : 0.0f), zDirection = (isYZAxisInverseRotation ? 0.0f : 1.0f);
    if (this.isPitchEnabled())
        gl.glRotatef(isReverseRotation ? rotation.pitch : -rotation.pitch, 1.0f, 0.0f, 0.0f);
    if (this.isYawEnabled())
        gl.glRotatef(isReverseRotation ? rotation.yaw : -rotation.yaw, 0.0f, yDirection, zDirection);
    if (this.isRollEnabled())
        gl.glRotatef(isReverseRotation ? rotation.roll : -rotation.roll, 0.0f, yDirection, zDirection);
}

Example 14

Source File: PLQuadricPanoramaBase.java From PanoramaGL with Apache License 2.0

5 votes

@Override
protected void endRender(GL10 gl, PLIRenderer renderer)
{
	gl.glRotatef(-180.0f, 0.0f, 1.0f, 0.0f);
	gl.glRotatef(90.0f, 1.0f, 0.0f, 0.0f);
	super.endRender(gl, renderer);
}

Example 15

Source File: PLQuadricPanoramaBase.java From PanoramaGL with Apache License 2.0

5 votes

/**render methods*/

@Override
protected void beginRender(GL10 gl, PLIRenderer renderer)
{
	super.beginRender(gl, renderer);
	gl.glRotatef(-90.0f, 1.0f, 0.0f, 0.0f);
	gl.glRotatef(180.0f, 0.0f, 1.0f, 0.0f);
}

Example 16

Source File: PLQuadricPanoramaBase.java From panoramagl with Apache License 2.0

4 votes

@Override
protected void endRender(GL10 gl, PLIRenderer renderer) {
    gl.glRotatef(-180.0f, 0.0f, 1.0f, 0.0f);
    gl.glRotatef(90.0f, 1.0f, 0.0f, 0.0f);
    super.endRender(gl, renderer);
}

Example 17

Source File: TriangleRenderer.java From codeexamples-android with Eclipse Public License 1.0

4 votes

public void onDrawFrame(GL10 gl) {
    /*
     * By default, OpenGL enables features that improve quality
     * but reduce performance. One might want to tweak that
     * especially on software renderer.
     */
    gl.glDisable(GL10.GL_DITHER);

    gl.glTexEnvx(GL10.GL_TEXTURE_ENV, GL10.GL_TEXTURE_ENV_MODE,
            GL10.GL_MODULATE);

    /*
     * Usually, the first thing one might want to do is to clear
     * the screen. The most efficient way of doing this is to use
     * glClear().
     */

    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);

    /*
     * Now we're ready to draw some 3D objects
     */

    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();

    GLU.gluLookAt(gl, 0, 0, -5, 0f, 0f, 0f, 0f, 1.0f, 0.0f);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);
    gl.glEnableClientState(GL10.GL_TEXTURE_COORD_ARRAY);

    gl.glActiveTexture(GL10.GL_TEXTURE0);
    gl.glBindTexture(GL10.GL_TEXTURE_2D, mTextureID);
    gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_S,
            GL10.GL_REPEAT);
    gl.glTexParameterx(GL10.GL_TEXTURE_2D, GL10.GL_TEXTURE_WRAP_T,
            GL10.GL_REPEAT);

    long time = SystemClock.uptimeMillis() % 4000L;
    float angle = 0.090f * ((int) time);

    gl.glRotatef(angle, 0, 0, 1.0f);

    mTriangle.draw(gl);
}

Example 18

Source File: CubeMapActivity.java From codeexamples-android with Eclipse Public License 1.0

4 votes

public void onDrawFrame(GL10 gl) {
    checkGLError(gl);
    if (mContextSupportsCubeMap) {
        gl.glClearColor(0,0,1,0);
    } else {
        // Current context doesn't support cube maps.
        // Indicate this by drawing a red background.
        gl.glClearColor(1,0,0,0);
    }
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
    gl.glEnable(GL10.GL_DEPTH_TEST);
    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();

    GLU.gluLookAt(gl, 0, 0, -5, 0f, 0f, 0f, 0f, 1.0f, 0.0f);
    gl.glRotatef(mAngle,        0, 1, 0);
    gl.glRotatef(mAngle*0.25f,  1, 0, 0);

    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);

    checkGLError(gl);

    if (mContextSupportsCubeMap) {
        gl.glActiveTexture(GL10.GL_TEXTURE0);
        checkGLError(gl);
        gl.glEnable(GL11ExtensionPack.GL_TEXTURE_CUBE_MAP);
        checkGLError(gl);
        gl.glBindTexture(GL11ExtensionPack.GL_TEXTURE_CUBE_MAP, mCubeMapTextureID);
        checkGLError(gl);
        GL11ExtensionPack gl11ep = (GL11ExtensionPack) gl;
        gl11ep.glTexGeni(GL11ExtensionPack.GL_TEXTURE_GEN_STR,
                GL11ExtensionPack.GL_TEXTURE_GEN_MODE,
                GL11ExtensionPack.GL_REFLECTION_MAP);
        checkGLError(gl);
        gl.glEnable(GL11ExtensionPack.GL_TEXTURE_GEN_STR);
        checkGLError(gl);
        gl.glTexEnvx(GL10.GL_TEXTURE_ENV, GL10.GL_TEXTURE_ENV_MODE, GL10.GL_DECAL);
    }

    checkGLError(gl);
    mGrid.draw(gl);

    if (mContextSupportsCubeMap) {
        gl.glDisable(GL11ExtensionPack.GL_TEXTURE_GEN_STR);
    }
    checkGLError(gl);

    mAngle += 1.2f;
}

Example 19

Source File: LaserScanRenderer.java From RobotCA with GNU General Public License v3.0

4 votes

/**
     * Called to draw the current frame.
     * @param gl the GL interface.
     */
    @Override
    public void onDrawFrame(GL10 gl) {

        gl.glClear(GL10.GL_COLOR_BUFFER_BIT);

        gl.glEnable(GL10.GL_BLEND);
        gl.glBlendFunc(GL10.GL_SRC_ALPHA, GL10.GL_ONE_MINUS_SRC_ALPHA);

        if (vertexFrontBuffer != null) {

            final float cameraX = xShift;
            final float cameraY = yShift;

            if (angleFollowsRobot)
                cameraAngle = 90.0f;
            else
                cameraAngle = angleShift + (float) Math.toDegrees(RobotController.getHeading());

            synchronized (mutex) {

                gl.glPushMatrix();

                // Adjust scale for screen aspect ratio
                gl.glScalef(cameraZoom * BASE_ZOOM / width, cameraZoom * BASE_ZOOM / height, 1f);

                // Apply camera translation
                gl.glTranslatef(cameraX, cameraY, 0.0f);

                // Rotate by the camera angle
                gl.glRotatef(cameraAngle, 0.0f, 0.0f, 1.0f);

                // Draw start position
                drawPoint(gl, 0.0, 0.0, 32.0f, 0xFFCCCCDD, null);

                // Draw the robot
                Utils.drawShape(gl, ROBOT_INDICATOR_COLOR);

                // Draw the scan area
                Utils.drawPoints(gl, vertexFrontBuffer, 0.0f, true);

//                // Draw the scanMap
//                ControlApp.getLaserScanMap().draw(gl, 8.0f, 0xFF22FF44);

                // Drop the first point which is required for the triangle fan but is
                // not a range reading.
                FloatBuffer pointVertices = vertexFrontBuffer.duplicate();
                pointVertices.position(3 + 4);

                // Draw the scan points
                Utils.drawPoints(gl, pointVertices, LASER_SCAN_POINT_SIZE, false);

                // Draw waypoints
                drawWayPoints(gl);

                // Reset transforms
                gl.glPopMatrix();
            }
        }

        gl.glDisable(GL10.GL_BLEND);
    }

Example 20

Source File: Graph3DRenderer.java From ncalc with GNU General Public License v3.0

4 votes

@Override
public void onDrawFrame(GL10 gl) {
    gl.glClear(GL10.GL_COLOR_BUFFER_BIT | GL10.GL_DEPTH_BUFFER_BIT);
    gl.glMatrixMode(GL10.GL_MODELVIEW);
    gl.glLoadIdentity();

    gl.glTranslatef(0, 0, -3.0f);
    gl.glRotatef(gamma, 0, 1f, 0);
    gl.glRotatef(alpha, 1f, 1f, 0);
    gl.glRotatef(beta, 0, 0, 1f);
    gl.glEnableClientState(GL10.GL_VERTEX_ARRAY);

    if (dirty) {
        setUpArray();
        dirty = false;
    }

    gl.glLineWidth(1.0f);
    for (int k = 0; k < functions.size(); k++) {
        int colors[] = Graph2DView.colors[k];
        gl.glColor4f((float) colors[0] / 255, (float) colors[1] / 255, (float) colors[2], 1);
        for (int i = 0; i <= 30; i++) {
            vertexBuffer[k][i][1].position(0);
            gl.glVertexPointer(3, GL10.GL_FLOAT, 0, vertexBuffer[k][i][0]);
            gl.glDrawArrays(GL10.GL_LINE_STRIP, 0, 31);

            vertexBuffer[k][i][1].position(0);
            gl.glVertexPointer(3, GL10.GL_FLOAT, 0, vertexBuffer[k][i][1]);
            gl.glDrawArrays(GL10.GL_LINE_STRIP, 0, 31);
        }
    }

    gl.glLineWidth(3.0f);
    gl.glColor4f(1, 1, 1, 1);
    axisBuffer.position(0);
    gl.glVertexPointer(3, GL10.GL_FLOAT, 0, axisBuffer);
    gl.glDrawArrays(GL10.GL_LINE_STRIP, 0, axis.length);

    gl.glRotatef(gamma * 2.0f, 0, 0, 1);
    gl.glTranslatef(0.5f, 0.5f, 0.5f);
    gl.glDisableClientState(GL10.GL_VERTEX_ARRAY);
    long newSeconds = System.currentTimeMillis();

    if (!userRotate) {
        gamma += .04f * (newSeconds - milliseconds);
    }
    milliseconds = newSeconds;

}