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annotate android-project/src/org/libsdl/app/SDLActivity.java @ 4981:55b82067815b

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Fill in the video mode with the correct screen format
author Sam Lantinga <slouken@libsdl.org>
date Wed, 12 Jan 2011 14:29:01 -0800
parents d9fdff945ec9
children 660d3a432102
rev   line source
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1 package org.libsdl.app;
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2
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3 import javax.microedition.khronos.egl.EGLConfig;
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4 import javax.microedition.khronos.opengles.GL10;
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5 import javax.microedition.khronos.egl.*;
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6
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7 import android.app.*;
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8 import android.content.*;
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9 import android.view.*;
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10 import android.os.*;
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11 import android.util.Log;
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12 import android.graphics.*;
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13 import android.text.method.*;
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14 import android.text.*;
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15 import android.media.*;
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16 import android.hardware.*;
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17 import android.content.*;
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18
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19 import java.lang.*;
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20
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21
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22 /**
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23 SDL Activity
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24 */
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25 public class SDLActivity extends Activity {
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26
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27 //Main components
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28 private static SDLActivity mSingleton;
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29 private static SDLSurface mSurface;
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30
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31 //Audio
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32 private static AudioTrack mAudioTrack;
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33 private static boolean bAudioIsEnabled;
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34
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35 //Sensors
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36 private static boolean bAccelIsEnabled;
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37
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38 //feature IDs. Must match up on the C side as well.
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39 private static int FEATURE_AUDIO = 1;
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40 private static int FEATURE_ACCEL = 2;
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41
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42 //Load the .so
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43 static {
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44 System.loadLibrary("SDL");
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45 System.loadLibrary("main");
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46 }
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47
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48 //Setup
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49 protected void onCreate(Bundle savedInstanceState) {
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50 super.onCreate(savedInstanceState);
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51
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52 //So we can call stuff from static callbacks
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53 mSingleton = this;
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54
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55 //Set up the surface
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56 mSurface = new SDLSurface(getApplication());
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57 setContentView(mSurface);
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58 SurfaceHolder holder = mSurface.getHolder();
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59 holder.setType(SurfaceHolder.SURFACE_TYPE_GPU);
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60
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61 }
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62
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63 //Audio
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64 public static boolean initAudio(){
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65
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66 //blah. Hardcoded things are bad. FIXME when we have more sound stuff
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67 //working properly.
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68 mAudioTrack = new AudioTrack(AudioManager.STREAM_MUSIC,
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69 11025,
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70 AudioFormat.CHANNEL_CONFIGURATION_MONO,
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71 AudioFormat.ENCODING_PCM_8BIT,
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72 2048,
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73 AudioTrack.MODE_STREAM);
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74 bAudioIsEnabled = true;
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75 return true;
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76 }
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77
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78 //Accel
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79 public static boolean initAccel(){
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80 mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, true);
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81 bAccelIsEnabled = true;
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82 return true;
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83 }
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84
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85 public static boolean closeAccel(){
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86 mSurface.enableSensor(Sensor.TYPE_ACCELEROMETER, false);
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87 bAccelIsEnabled = false;
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88 return true;
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89 }
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90
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91
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92 // Events
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93 protected void onPause() {
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94 super.onPause();
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95 }
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96
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97 protected void onResume() {
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98 super.onResume();
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99 }
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100
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101
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102 // C functions we call
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103 public static native void nativeInit();
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104 public static native void nativeQuit();
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105 public static native void onNativeKeyDown(int keycode);
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106 public static native void onNativeKeyUp(int keycode);
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107 public static native void onNativeTouch(int action, float x,
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108 float y, float p);
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109 public static native void onNativeResize(int x, int y, int format);
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110 public static native void onNativeAccel(float x, float y, float z);
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111
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112
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113 //Java functions called from C
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114 private static void createGLContext() {
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115 mSurface.initEGL();
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116 }
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117
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118 public static void flipBuffers() {
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119 mSurface.flipEGL();
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120 }
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121
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122 public static void updateAudio(byte [] buf) {
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123
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124 if(mAudioTrack == null){
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125 return;
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126 }
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127
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128 mAudioTrack.write(buf, 0, buf.length);
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129 mAudioTrack.play();
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130
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131 Log.v("SDL","Played some audio");
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132 }
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133
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134 public static void enableFeature(int featureid, int enabled) {
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135 Log.v("SDL","Feature " + featureid + " = " + enabled);
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136
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137 //Yuck. This is all horribly inelegent. If it gets to more than a few
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138 //'features' I'll rip this out and make something nicer, I promise :)
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139 if(featureid == FEATURE_AUDIO){
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140 if(enabled == 1){
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141 initAudio();
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142 }else{
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143 //We don't have one of these yet...
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144 //closeAudio();
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145 }
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146 }
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147
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148 else if(featureid == FEATURE_ACCEL){
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149 if(enabled == 1){
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150 initAccel();
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151 }else{
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152 closeAccel();
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153 }
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154 }
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155 }
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156
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157 }
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158
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159 /**
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160 Simple nativeInit() runnable
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161 */
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162 class SDLMain implements Runnable {
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163 public void run() {
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164 // Runs SDL_main()
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165 SDLActivity.nativeInit();
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166
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167 Log.v("SDL","SDL thread terminated");
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168 }
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169 }
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170
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171
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172 /**
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173 SDLSurface. This is what we draw on, so we need to know when it's created
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174 in order to do anything useful.
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175
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176 Because of this, that's where we set up the SDL thread
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177 */
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178 class SDLSurface extends SurfaceView implements SurfaceHolder.Callback,
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179 View.OnKeyListener, View.OnTouchListener, SensorEventListener {
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180
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181 // This is what SDL runs in. It invokes SDL_main(), eventually
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182 private Thread mSDLThread;
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183
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184 // EGL private objects
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185 private EGLContext mEGLContext;
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186 private EGLSurface mEGLSurface;
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187 private EGLDisplay mEGLDisplay;
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188
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189 // Sensors
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190 private static SensorManager mSensorManager;
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191
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192 // Startup
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193 public SDLSurface(Context context) {
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194 super(context);
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195 getHolder().addCallback(this);
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196
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197 setFocusable(true);
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198 setFocusableInTouchMode(true);
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199 requestFocus();
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200 setOnKeyListener(this);
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201 setOnTouchListener(this);
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202
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203 mSensorManager = (SensorManager)context.getSystemService("sensor");
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204 }
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205
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206 // Called when we have a valid drawing surface
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207 public void surfaceCreated(SurfaceHolder holder) {
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208 }
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209
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210 // Called when we lose the surface
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211 public void surfaceDestroyed(SurfaceHolder holder) {
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212
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213 // Send a quit message to the application
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214 SDLActivity.nativeQuit();
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215
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216 // Now wait for the SDL thread to quit
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217 if (mSDLThread != null) {
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218 try {
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219 mSDLThread.wait();
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220 } catch(Exception e) {
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221 Log.v("SDL","Problem stopping thread: " + e);
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222 }
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223 }
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224 }
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225
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226 // Called when the surface is resized
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227 public void surfaceChanged(SurfaceHolder holder,
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228 int format, int width, int height) {
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229 Log.v("SDL","Surface resized");
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230
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231 int sdlFormat = 0;
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232 switch (format) {
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233 case PixelFormat.A_8:
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234 Log.v("SDL","pixel format A_8");
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235 break;
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236 case PixelFormat.LA_88:
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237 Log.v("SDL","pixel format LA_88");
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238 break;
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239 case PixelFormat.L_8:
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240 Log.v("SDL","pixel format L_8");
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241 break;
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242 case PixelFormat.RGBA_4444:
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243 Log.v("SDL","pixel format RGBA_4444");
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244 sdlFormat = 0x85421002; // Doesn't have an SDL constant...
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245 break;
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246 case PixelFormat.RGBA_5551:
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247 Log.v("SDL","pixel format RGBA_5551");
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248 sdlFormat = 0x85441002; // Doesn't have an SDL constant...
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249 break;
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250 case PixelFormat.RGBA_8888:
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251 Log.v("SDL","pixel format RGBA_8888");
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252 sdlFormat = 0x86462004; // SDL_PIXELFORMAT_RGBA8888
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253 break;
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254 case PixelFormat.RGBX_8888:
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255 Log.v("SDL","pixel format RGBX_8888");
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256 sdlFormat = 0x86262004; // SDL_PIXELFORMAT_RGBX8888
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257 break;
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258 case PixelFormat.RGB_332:
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259 Log.v("SDL","pixel format RGB_332");
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260 sdlFormat = 0x84110801; // SDL_PIXELFORMAT_RGB332
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261 break;
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262 case PixelFormat.RGB_565:
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263 Log.v("SDL","pixel format RGB_565");
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264 sdlFormat = 0x85151002; // SDL_PIXELFORMAT_RGB565
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265 break;
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266 case PixelFormat.RGB_888:
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267 Log.v("SDL","pixel format RGB_888");
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268 // Not sure this is right, maybe SDL_PIXELFORMAT_RGB24 instead?
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269 sdlFormat = 0x86161804; // SDL_PIXELFORMAT_RGB888
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270 break;
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271 }
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272 SDLActivity.onNativeResize(width, height, format);
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273
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274 // Now start up the C app thread
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275 if (mSDLThread == null) {
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276 mSDLThread = new Thread(new SDLMain(), "SDLThread");
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277 mSDLThread.start();
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278 }
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279 }
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280
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281 //unused
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282 public void onDraw(Canvas canvas) {}
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283
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284
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285 // EGL functions
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286 public boolean initEGL() {
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287 Log.v("SDL", "Starting up");
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288
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289 try {
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290
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291 EGL10 egl = (EGL10)EGLContext.getEGL();
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292
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293 EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
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294
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295 int[] version = new int[2];
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296 egl.eglInitialize(dpy, version);
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297
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298 int[] configSpec = {
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299 //EGL10.EGL_DEPTH_SIZE, 16,
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300 EGL10.EGL_NONE
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301 };
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302 EGLConfig[] configs = new EGLConfig[1];
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303 int[] num_config = new int[1];
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304 egl.eglChooseConfig(dpy, configSpec, configs, 1, num_config);
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305 EGLConfig config = configs[0];
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306
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307 EGLContext ctx = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, null);
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308
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309 EGLSurface surface = egl.eglCreateWindowSurface(dpy, config, this, null);
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310
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311 egl.eglMakeCurrent(dpy, surface, surface, ctx);
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312
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313 mEGLContext = ctx;
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314 mEGLDisplay = dpy;
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315 mEGLSurface = surface;
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316
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317 } catch(Exception e) {
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318 Log.v("SDL", e + "");
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319 for(StackTraceElement s : e.getStackTrace()){
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320 Log.v("SDL", s.toString());
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321 }
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322 }
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323
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324 return true;
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325 }
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326
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327 // EGL buffer flip
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328 public void flipEGL() {
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329 try {
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330 EGL10 egl = (EGL10)EGLContext.getEGL();
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331 GL10 gl = (GL10)mEGLContext.getGL();
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332
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333 egl.eglWaitNative(EGL10.EGL_NATIVE_RENDERABLE, null);
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334
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335 //drawing here
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336
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337 egl.eglWaitGL();
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338
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339 egl.eglSwapBuffers(mEGLDisplay, mEGLSurface);
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340
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341
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342 } catch(Exception e) {
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343 Log.v("SDL", "flipEGL(): " + e);
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344 for(StackTraceElement s : e.getStackTrace()){
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345 Log.v("SDL", s.toString());
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346 }
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347 }
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348 }
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349
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350 // Key events
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351 public boolean onKey(View v, int keyCode, KeyEvent event){
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352
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353 if (event.getAction() == KeyEvent.ACTION_DOWN) {
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354 SDLActivity.onNativeKeyDown(keyCode);
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355 return true;
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356 }
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357 else if (event.getAction() == KeyEvent.ACTION_UP) {
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358 SDLActivity.onNativeKeyUp(keyCode);
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359 return true;
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360 }
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361
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362 return false;
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363 }
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364
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365 // Touch events
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366 public boolean onTouch(View v, MotionEvent event) {
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367
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368 int action = event.getAction();
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369 float x = event.getX();
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370 float y = event.getY();
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371 float p = event.getPressure();
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372
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diff changeset
373 //TODO: Anything else we need to pass?
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374 SDLActivity.onNativeTouch(action, x, y, p);
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375 return true;
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376 }
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377
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378 // Sensor events
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379 public void enableSensor(int sensortype, boolean enabled) {
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380 //TODO: This uses getDefaultSensor - what if we have >1 accels?
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381 if (enabled) {
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382 mSensorManager.registerListener(this,
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383 mSensorManager.getDefaultSensor(sensortype),
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diff changeset
384 SensorManager.SENSOR_DELAY_GAME, null);
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385 } else {
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386 mSensorManager.unregisterListener(this,
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387 mSensorManager.getDefaultSensor(sensortype));
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388 }
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389 }
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diff changeset
390
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391 public void onAccuracyChanged(Sensor sensor, int accuracy) {
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392 //TODO
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393 }
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394
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395 public void onSensorChanged(SensorEvent event) {
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396 if (event.sensor.getType() == Sensor.TYPE_ACCELEROMETER) {
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diff changeset
397 SDLActivity.onNativeAccel(event.values[0],
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diff changeset
398 event.values[1],
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diff changeset
399 event.values[2]);
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400 }
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diff changeset
401 }
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parents:
diff changeset
402
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parents:
diff changeset
403 }
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parents:
diff changeset
404