| /* |
| * Copyright (C) 2010 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.gallery3d.glrenderer; |
| |
| import com.android.gallery3d.ui.PointerInfo; |
| |
| import java.nio.Buffer; |
| import java.util.HashMap; |
| import javax.microedition.khronos.opengles.GL10; |
| import javax.microedition.khronos.opengles.GL11; |
| |
| public class GLMock extends GLStub { |
| @SuppressWarnings("unused") |
| private static final String TAG = "GLMock"; |
| |
| // glClear |
| int mGLClearCalled; |
| int mGLClearMask; |
| // glBlendFunc |
| int mGLBlendFuncCalled; |
| int mGLBlendFuncSFactor; |
| int mGLBlendFuncDFactor; |
| // glColor4[fx] |
| int mGLColorCalled; |
| int mGLColor; |
| // glEnable, glDisable |
| boolean mGLBlendEnabled; |
| boolean mGLStencilEnabled; |
| // glEnableClientState |
| boolean mGLVertexArrayEnabled; |
| // glVertexPointer |
| PointerInfo mGLVertexPointer; |
| // glMatrixMode |
| int mGLMatrixMode = GL10.GL_MODELVIEW; |
| // glLoadMatrixf |
| float[] mGLModelViewMatrix = new float[16]; |
| float[] mGLProjectionMatrix = new float[16]; |
| // glBindTexture |
| int mGLBindTextureId; |
| // glTexEnvf |
| HashMap<Integer, Float> mGLTexEnv0 = new HashMap<Integer, Float>(); |
| HashMap<Integer, Float> mGLTexEnv1 = new HashMap<Integer, Float>(); |
| // glActiveTexture |
| int mGLActiveTexture = GL11.GL_TEXTURE0; |
| |
| @Override |
| public void glClear(int mask) { |
| mGLClearCalled++; |
| mGLClearMask = mask; |
| } |
| |
| @Override |
| public void glBlendFunc(int sfactor, int dfactor) { |
| mGLBlendFuncSFactor = sfactor; |
| mGLBlendFuncDFactor = dfactor; |
| mGLBlendFuncCalled++; |
| } |
| |
| @Override |
| public void glColor4f(float red, float green, float blue, |
| float alpha) { |
| mGLColorCalled++; |
| mGLColor = makeColor4f(red, green, blue, alpha); |
| } |
| |
| @Override |
| public void glColor4x(int red, int green, int blue, int alpha) { |
| mGLColorCalled++; |
| mGLColor = makeColor4x(red, green, blue, alpha); |
| } |
| |
| @Override |
| public void glEnable(int cap) { |
| if (cap == GL11.GL_BLEND) { |
| mGLBlendEnabled = true; |
| } else if (cap == GL11.GL_STENCIL_TEST) { |
| mGLStencilEnabled = true; |
| } |
| } |
| |
| @Override |
| public void glDisable(int cap) { |
| if (cap == GL11.GL_BLEND) { |
| mGLBlendEnabled = false; |
| } else if (cap == GL11.GL_STENCIL_TEST) { |
| mGLStencilEnabled = false; |
| } |
| } |
| |
| @Override |
| public void glEnableClientState(int array) { |
| if (array == GL10.GL_VERTEX_ARRAY) { |
| mGLVertexArrayEnabled = true; |
| } |
| } |
| |
| @Override |
| public void glVertexPointer(int size, int type, int stride, Buffer pointer) { |
| mGLVertexPointer = new PointerInfo(size, type, stride, pointer); |
| } |
| |
| @Override |
| public void glMatrixMode(int mode) { |
| mGLMatrixMode = mode; |
| } |
| |
| @Override |
| public void glLoadMatrixf(float[] m, int offset) { |
| if (mGLMatrixMode == GL10.GL_MODELVIEW) { |
| System.arraycopy(m, offset, mGLModelViewMatrix, 0, 16); |
| } else if (mGLMatrixMode == GL10.GL_PROJECTION) { |
| System.arraycopy(m, offset, mGLProjectionMatrix, 0, 16); |
| } |
| } |
| |
| @Override |
| public void glOrthof( |
| float left, float right, float bottom, float top, |
| float zNear, float zFar) { |
| float tx = -(right + left) / (right - left); |
| float ty = -(top + bottom) / (top - bottom); |
| float tz = - (zFar + zNear) / (zFar - zNear); |
| float[] m = new float[] { |
| 2 / (right - left), 0, 0, 0, |
| 0, 2 / (top - bottom), 0, 0, |
| 0, 0, -2 / (zFar - zNear), 0, |
| tx, ty, tz, 1 |
| }; |
| glLoadMatrixf(m, 0); |
| } |
| |
| @Override |
| public void glBindTexture(int target, int texture) { |
| if (target == GL11.GL_TEXTURE_2D) { |
| mGLBindTextureId = texture; |
| } |
| } |
| |
| @Override |
| public void glTexEnvf(int target, int pname, float param) { |
| if (target == GL11.GL_TEXTURE_ENV) { |
| if (mGLActiveTexture == GL11.GL_TEXTURE0) { |
| mGLTexEnv0.put(pname, param); |
| } else if (mGLActiveTexture == GL11.GL_TEXTURE1) { |
| mGLTexEnv1.put(pname, param); |
| } else { |
| throw new AssertionError(); |
| } |
| } |
| } |
| |
| public int getTexEnvi(int pname) { |
| return getTexEnvi(mGLActiveTexture, pname); |
| } |
| |
| public int getTexEnvi(int activeTexture, int pname) { |
| if (activeTexture == GL11.GL_TEXTURE0) { |
| return (int) mGLTexEnv0.get(pname).floatValue(); |
| } else if (activeTexture == GL11.GL_TEXTURE1) { |
| return (int) mGLTexEnv1.get(pname).floatValue(); |
| } else { |
| throw new AssertionError(); |
| } |
| } |
| |
| @Override |
| public void glActiveTexture(int texture) { |
| mGLActiveTexture = texture; |
| } |
| |
| public static int makeColor4f(float red, float green, float blue, |
| float alpha) { |
| return (Math.round(alpha * 255) << 24) | |
| (Math.round(red * 255) << 16) | |
| (Math.round(green * 255) << 8) | |
| Math.round(blue * 255); |
| } |
| |
| public static int makeColor4x(int red, int green, int blue, int alpha) { |
| final float X = 65536f; |
| return makeColor4f(red / X, green / X, blue / X, alpha / X); |
| } |
| } |