diff options
Diffstat (limited to 'opengl/tests/gldual/src/com')
4 files changed, 533 insertions, 0 deletions
diff --git a/opengl/tests/gldual/src/com/android/gldual/GLDualActivity.java b/opengl/tests/gldual/src/com/android/gldual/GLDualActivity.java new file mode 100644 index 0000000..a4f25fa --- /dev/null +++ b/opengl/tests/gldual/src/com/android/gldual/GLDualActivity.java @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2007 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.gldual; + +import android.app.Activity; +import android.content.Context; +import android.opengl.GLSurfaceView; +import android.os.Bundle; +import android.view.View; +import android.widget.LinearLayout; + + +public class GLDualActivity extends Activity { + + GLSurfaceView mGLView; + GLDualGL2View mGL2View; + + @Override protected void onCreate(Bundle icicle) { + super.onCreate(icicle); + View root = getLayoutInflater().inflate(R.layout.gldual_activity, null); + mGLView = (GLSurfaceView) root.findViewById(R.id.gl1); + mGLView.setRenderer(new TriangleRenderer()); + mGL2View = (GLDualGL2View) root.findViewById(R.id.gl2); + setContentView(root); + } + + @Override protected void onPause() { + super.onPause(); + mGLView.onPause(); + mGL2View.onPause(); + } + + @Override protected void onResume() { + super.onResume(); + mGLView.onResume(); + mGL2View.onResume(); + } +} diff --git a/opengl/tests/gldual/src/com/android/gldual/GLDualGL2View.java b/opengl/tests/gldual/src/com/android/gldual/GLDualGL2View.java new file mode 100644 index 0000000..8f5e347 --- /dev/null +++ b/opengl/tests/gldual/src/com/android/gldual/GLDualGL2View.java @@ -0,0 +1,299 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.gldual; +/* + * Copyright (C) 2008 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + + +import javax.microedition.khronos.egl.EGL10; +import javax.microedition.khronos.egl.EGLConfig; +import javax.microedition.khronos.egl.EGLContext; +import javax.microedition.khronos.egl.EGLDisplay; +import javax.microedition.khronos.opengles.GL10; + +import android.content.Context; +import android.opengl.GLSurfaceView; +import android.util.AttributeSet; +import android.util.Log; + +/** + * An implementation of SurfaceView that uses the dedicated surface for + * displaying an OpenGL animation. This allows the animation to run in a + * separate thread, without requiring that it be driven by the update mechanism + * of the view hierarchy. + * + * The application-specific rendering code is delegated to a GLView.Renderer + * instance. + */ +class GLDualGL2View extends GLSurfaceView { + private static String TAG = "GLDualGL2View"; + + public GLDualGL2View(Context context) { + super(context); + init(false, 0, 0); + } + + public GLDualGL2View(Context context, AttributeSet set) { + super(context, set); + init(false, 0, 0); + } + + public GLDualGL2View(Context context, boolean translucent, int depth, int stencil) { + super(context); + init(translucent, depth, stencil); + } + + private void init(boolean translucent, int depth, int stencil) { + setEGLContextFactory(new ContextFactory()); + setEGLConfigChooser( translucent ? + new ConfigChooser(8,8,8,8, depth, stencil) : + new ConfigChooser(5,6,5,0, depth, stencil)); + setRenderer(new Renderer()); + } + + private static class ContextFactory implements GLSurfaceView.EGLContextFactory { + private static int EGL_CONTEXT_CLIENT_VERSION = 0x3098; + public EGLContext createContext(EGL10 egl, EGLDisplay display, EGLConfig eglConfig) { + Log.w(TAG, "creating OpenGL ES 2.0 context"); + checkEglError("Before eglCreateContext", egl); + int[] attrib_list = {EGL_CONTEXT_CLIENT_VERSION, 2, EGL10.EGL_NONE }; + EGLContext context = egl.eglCreateContext(display, eglConfig, EGL10.EGL_NO_CONTEXT, attrib_list); + checkEglError("After eglCreateContext", egl); + return context; + } + + public void destroyContext(EGL10 egl, EGLDisplay display, EGLContext context) { + egl.eglDestroyContext(display, context); + } + } + + private static void checkEglError(String prompt, EGL10 egl) { + int error; + while ((error = egl.eglGetError()) != EGL10.EGL_SUCCESS) { + Log.e(TAG, String.format("%s: EGL error: 0x%x", prompt, error)); + } + } + + private static class ConfigChooser implements GLSurfaceView.EGLConfigChooser { + private static int EGL_OPENGL_ES2_BIT = 4; + private static int[] s_configAttribs2 = + { + EGL10.EGL_RED_SIZE, 4, + EGL10.EGL_GREEN_SIZE, 4, + EGL10.EGL_BLUE_SIZE, 4, + EGL10.EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT, + EGL10.EGL_NONE + }; + + public ConfigChooser(int r, int g, int b, int a, int depth, int stencil) { + mRedSize = r; + mGreenSize = g; + mBlueSize = b; + mAlphaSize = a; + mDepthSize = depth; + mStencilSize = stencil; + } + + public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display) { + + int[] num_config = new int[1]; + egl.eglChooseConfig(display, s_configAttribs2, null, 0, num_config); + + int numConfigs = num_config[0]; + + if (numConfigs <= 0) { + throw new IllegalArgumentException("No configs match configSpec"); + } + EGLConfig[] configs = new EGLConfig[numConfigs]; + egl.eglChooseConfig(display, s_configAttribs2, configs, numConfigs, num_config); + // printConfigs(egl, display, configs); + return chooseConfig(egl, display, configs); + } + + public EGLConfig chooseConfig(EGL10 egl, EGLDisplay display, + EGLConfig[] configs) { + EGLConfig closestConfig = null; + int closestDistance = 1000; + for(EGLConfig config : configs) { + int d = findConfigAttrib(egl, display, config, + EGL10.EGL_DEPTH_SIZE, 0); + int s = findConfigAttrib(egl, display, config, + EGL10.EGL_STENCIL_SIZE, 0); + if (d >= mDepthSize && s>= mStencilSize) { + int r = findConfigAttrib(egl, display, config, + EGL10.EGL_RED_SIZE, 0); + int g = findConfigAttrib(egl, display, config, + EGL10.EGL_GREEN_SIZE, 0); + int b = findConfigAttrib(egl, display, config, + EGL10.EGL_BLUE_SIZE, 0); + int a = findConfigAttrib(egl, display, config, + EGL10.EGL_ALPHA_SIZE, 0); + int distance = Math.abs(r - mRedSize) + + Math.abs(g - mGreenSize) + + Math.abs(b - mBlueSize) + + Math.abs(a - mAlphaSize); + if (distance < closestDistance) { + closestDistance = distance; + closestConfig = config; + } + } + } + return closestConfig; + } + + private int findConfigAttrib(EGL10 egl, EGLDisplay display, + EGLConfig config, int attribute, int defaultValue) { + + if (egl.eglGetConfigAttrib(display, config, attribute, mValue)) { + return mValue[0]; + } + return defaultValue; + } + + private void printConfigs(EGL10 egl, EGLDisplay display, + EGLConfig[] configs) { + int numConfigs = configs.length; + Log.w(TAG, String.format("%d configurations", numConfigs)); + for (int i = 0; i < numConfigs; i++) { + Log.w(TAG, String.format("Configuration %d:\n", i)); + printConfig(egl, display, configs[i]); + } + } + + private void printConfig(EGL10 egl, EGLDisplay display, + EGLConfig config) { + int[] attributes = { + EGL10.EGL_BUFFER_SIZE, + EGL10.EGL_ALPHA_SIZE, + EGL10.EGL_BLUE_SIZE, + EGL10.EGL_GREEN_SIZE, + EGL10.EGL_RED_SIZE, + EGL10.EGL_DEPTH_SIZE, + EGL10.EGL_STENCIL_SIZE, + EGL10.EGL_CONFIG_CAVEAT, + EGL10.EGL_CONFIG_ID, + EGL10.EGL_LEVEL, + EGL10.EGL_MAX_PBUFFER_HEIGHT, + EGL10.EGL_MAX_PBUFFER_PIXELS, + EGL10.EGL_MAX_PBUFFER_WIDTH, + EGL10.EGL_NATIVE_RENDERABLE, + EGL10.EGL_NATIVE_VISUAL_ID, + EGL10.EGL_NATIVE_VISUAL_TYPE, + 0x3030, // EGL10.EGL_PRESERVED_RESOURCES, + EGL10.EGL_SAMPLES, + EGL10.EGL_SAMPLE_BUFFERS, + EGL10.EGL_SURFACE_TYPE, + EGL10.EGL_TRANSPARENT_TYPE, + EGL10.EGL_TRANSPARENT_RED_VALUE, + EGL10.EGL_TRANSPARENT_GREEN_VALUE, + EGL10.EGL_TRANSPARENT_BLUE_VALUE, + 0x3039, // EGL10.EGL_BIND_TO_TEXTURE_RGB, + 0x303A, // EGL10.EGL_BIND_TO_TEXTURE_RGBA, + 0x303B, // EGL10.EGL_MIN_SWAP_INTERVAL, + 0x303C, // EGL10.EGL_MAX_SWAP_INTERVAL, + EGL10.EGL_LUMINANCE_SIZE, + EGL10.EGL_ALPHA_MASK_SIZE, + EGL10.EGL_COLOR_BUFFER_TYPE, + EGL10.EGL_RENDERABLE_TYPE, + 0x3042 // EGL10.EGL_CONFORMANT + }; + String[] names = { + "EGL_BUFFER_SIZE", + "EGL_ALPHA_SIZE", + "EGL_BLUE_SIZE", + "EGL_GREEN_SIZE", + "EGL_RED_SIZE", + "EGL_DEPTH_SIZE", + "EGL_STENCIL_SIZE", + "EGL_CONFIG_CAVEAT", + "EGL_CONFIG_ID", + "EGL_LEVEL", + "EGL_MAX_PBUFFER_HEIGHT", + "EGL_MAX_PBUFFER_PIXELS", + "EGL_MAX_PBUFFER_WIDTH", + "EGL_NATIVE_RENDERABLE", + "EGL_NATIVE_VISUAL_ID", + "EGL_NATIVE_VISUAL_TYPE", + "EGL_PRESERVED_RESOURCES", + "EGL_SAMPLES", + "EGL_SAMPLE_BUFFERS", + "EGL_SURFACE_TYPE", + "EGL_TRANSPARENT_TYPE", + "EGL_TRANSPARENT_RED_VALUE", + "EGL_TRANSPARENT_GREEN_VALUE", + "EGL_TRANSPARENT_BLUE_VALUE", + "EGL_BIND_TO_TEXTURE_RGB", + "EGL_BIND_TO_TEXTURE_RGBA", + "EGL_MIN_SWAP_INTERVAL", + "EGL_MAX_SWAP_INTERVAL", + "EGL_LUMINANCE_SIZE", + "EGL_ALPHA_MASK_SIZE", + "EGL_COLOR_BUFFER_TYPE", + "EGL_RENDERABLE_TYPE", + "EGL_CONFORMANT" + }; + int[] value = new int[1]; + for (int i = 0; i < attributes.length; i++) { + int attribute = attributes[i]; + String name = names[i]; + if ( egl.eglGetConfigAttrib(display, config, attribute, value)) { + Log.w(TAG, String.format(" %s: %d\n", name, value[0])); + } else { + // Log.w(TAG, String.format(" %s: failed\n", name)); + while (egl.eglGetError() != EGL10.EGL_SUCCESS); + } + } + } + + // Subclasses can adjust these values: + protected int mRedSize; + protected int mGreenSize; + protected int mBlueSize; + protected int mAlphaSize; + protected int mDepthSize; + protected int mStencilSize; + private int[] mValue = new int[1]; + } + + private static class Renderer implements GLSurfaceView.Renderer { + public void onDrawFrame(GL10 gl) { + GLDualLib.step(); + } + + public void onSurfaceChanged(GL10 gl, int width, int height) { + GLDualLib.init(width, height); + } + + public void onSurfaceCreated(GL10 gl, EGLConfig config) { + // Do nothing. + } + } +} + diff --git a/opengl/tests/gldual/src/com/android/gldual/GLDualLib.java b/opengl/tests/gldual/src/com/android/gldual/GLDualLib.java new file mode 100644 index 0000000..d8f765e --- /dev/null +++ b/opengl/tests/gldual/src/com/android/gldual/GLDualLib.java @@ -0,0 +1,33 @@ +/* + * Copyright (C) 2007 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.gldual; + +// Wrapper for native library + +public class GLDualLib { + + static { + System.loadLibrary("gldualjni"); + } + + /** + * @param width the current view width + * @param height the current view height + */ + public static native void init(int width, int height); + public static native void step(); +} diff --git a/opengl/tests/gldual/src/com/android/gldual/TriangleRenderer.java b/opengl/tests/gldual/src/com/android/gldual/TriangleRenderer.java new file mode 100644 index 0000000..098c4d2 --- /dev/null +++ b/opengl/tests/gldual/src/com/android/gldual/TriangleRenderer.java @@ -0,0 +1,149 @@ +package com.android.gldual; + +import java.nio.ByteBuffer; +import java.nio.ByteOrder; +import java.nio.FloatBuffer; +import java.nio.ShortBuffer; + +import javax.microedition.khronos.egl.EGLConfig; +import javax.microedition.khronos.opengles.GL10; + +import android.opengl.GLSurfaceView; +import android.opengl.GLU; +import android.os.SystemClock; + +public class TriangleRenderer implements GLSurfaceView.Renderer{ + + public TriangleRenderer() { + mTriangle = new Triangle(); + } + + public void onSurfaceCreated(GL10 gl, EGLConfig config) { + /* + * 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); + + /* + * Some one-time OpenGL initialization can be made here + * probably based on features of this particular context + */ + gl.glHint(GL10.GL_PERSPECTIVE_CORRECTION_HINT, + GL10.GL_FASTEST); + + gl.glClearColor(.5f, .5f, .5f, 1); + gl.glShadeModel(GL10.GL_SMOOTH); + } + + 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); + + /* + * 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); + + long time = SystemClock.uptimeMillis() % 4000L; + float angle = 0.090f * ((int) time); + + gl.glRotatef(angle, 0, 0, 1.0f); + + mTriangle.draw(gl); + } + + public void onSurfaceChanged(GL10 gl, int w, int h) { + gl.glViewport(0, 0, w, h); + + /* + * Set our projection matrix. This doesn't have to be done + * each time we draw, but usually a new projection needs to + * be set when the viewport is resized. + */ + + float ratio = (float) w / h; + gl.glMatrixMode(GL10.GL_PROJECTION); + gl.glLoadIdentity(); + gl.glFrustumf(-ratio, ratio, -1, 1, 3, 7); + + } + + private Triangle mTriangle; +} + +class Triangle { + public Triangle() { + + // Buffers to be passed to gl*Pointer() functions + // must be direct, i.e., they must be placed on the + // native heap where the garbage collector cannot + // move them. + // + // Buffers with multi-byte datatypes (e.g., short, int, float) + // must have their byte order set to native order + + ByteBuffer vbb = ByteBuffer.allocateDirect(VERTS * 3 * 4); + vbb.order(ByteOrder.nativeOrder()); + mFVertexBuffer = vbb.asFloatBuffer(); + + ByteBuffer tbb = ByteBuffer.allocateDirect(VERTS * 2 * 4); + tbb.order(ByteOrder.nativeOrder()); + + ByteBuffer ibb = ByteBuffer.allocateDirect(VERTS * 2); + ibb.order(ByteOrder.nativeOrder()); + mIndexBuffer = ibb.asShortBuffer(); + + // A unit-sided equalateral triangle centered on the origin. + float[] coords = { + // X, Y, Z + -0.5f, -0.25f, 0, + 0.5f, -0.25f, 0, + 0.0f, 0.559016994f, 0 + }; + + for (int i = 0; i < VERTS; i++) { + for(int j = 0; j < 3; j++) { + mFVertexBuffer.put(coords[i*3+j] * 2.0f); + } + } + + for(int i = 0; i < VERTS; i++) { + mIndexBuffer.put((short) i); + } + + mFVertexBuffer.position(0); + mIndexBuffer.position(0); + } + + public void draw(GL10 gl) { + gl.glFrontFace(GL10.GL_CCW); + gl.glVertexPointer(3, GL10.GL_FLOAT, 0, mFVertexBuffer); + gl.glDrawElements(GL10.GL_TRIANGLE_STRIP, VERTS, + GL10.GL_UNSIGNED_SHORT, mIndexBuffer); + } + + private final static int VERTS = 3; + + private FloatBuffer mFVertexBuffer; + private ShortBuffer mIndexBuffer; +} |