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[android] sorting EGLConfigs list using EGLConfigComparator.

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rachytski 2012-02-09 12:25:03 +04:00 • committed by Alex Zolotarev
parent 1ae973889d
commit f6adcb6456
1 changed files with 112 additions and 28 deletions
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140
android/src/com/nvidia/devtech/NvEventQueueActivity.java
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@ -1,5 +1,8 @@
package com.nvidia.devtech;
import java.util.Arrays;
import java.util.Comparator;
import com.mapswithme.maps.R;
import android.app.Activity;
@ -283,22 +286,104 @@ public abstract class NvEventQueueActivity extends Activity
" Samples:" + samples;
}
/** The number of bits requested for the red component */
protected int redSize = 5;
/** The number of bits requested for the green component */
protected int greenSize = 6;
/** The number of bits requested for the blue component */
protected int blueSize = 5;
/** The number of bits requested for the alpha component */
protected int alphaSize = 0;
/** The number of bits requested for the stencil component */
protected int stencilSize = 0;
/** The number of bits requested for the depth component */
protected int depthSize = 16;
public class EGLConfigComparator implements Comparator<EGLConfig>
{
public int compare(EGLConfig l, EGLConfig r)
{
int [] value = new int[1];
/// splitting by EGL_CONFIG_CAVEAT,
/// firstly selecting EGL_NONE, then EGL_SLOW_CONFIG
/// and then EGL_NON_CONFORMANT_CONFIG
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_CONFIG_CAVEAT, value);
int lcav = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_CONFIG_CAVEAT, value);
int rcav = value[0];
if (lcav != rcav)
{
int ltemp = 0;
int rtemp = 0;
switch (lcav)
{
case EGL11.EGL_NONE:
ltemp = 0;
break;
case EGL11.EGL_SLOW_CONFIG:
ltemp = 1;
break;
case EGL11.EGL_NON_CONFORMANT_CONFIG:
ltemp = 2;
break;
};
switch (rcav)
{
case EGL11.EGL_NONE:
rtemp = 0;
break;
case EGL11.EGL_SLOW_CONFIG:
rtemp = 1;
break;
case EGL11.EGL_NON_CONFORMANT_CONFIG:
rtemp = 2;
};
return ltemp - rtemp;
}
/// then by depth, we don't require it, so choose the smallest depth first
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_DEPTH_SIZE, value);
int ldepth = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_DEPTH_SIZE, value);
int rdepth = value[0];
if (ldepth != rdepth)
return ldepth - rdepth;
/// then by stencil - we don't require it, so choose the lowest one
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_STENCIL_SIZE, value);
int lstencil = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_STENCIL_SIZE, value);
int rstencil = value[0];
if (lstencil != rstencil)
return lstencil - rstencil;
/// then by color values, choose the widest colorspace first
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_RED_SIZE, value);
int lred = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_GREEN_SIZE, value);
int lgreen = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, l, EGL11.EGL_BLUE_SIZE, value);
int lblue = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_RED_SIZE, value);
int rred = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_GREEN_SIZE, value);
int rgreen = value[0];
m_egl.eglGetConfigAttrib(m_eglDisplay, r, EGL11.EGL_BLUE_SIZE, value);
int rblue = value[0];
if (lred != rred)
return rred - lred;
if (lgreen != rgreen)
return lgreen - rgreen;
if (lblue != rblue)
return lblue - rblue;
return 0;
}
};
int m_choosenConfigIndex = 0;
EGLConfig[] m_configs = new EGLConfig[40];
int m_actualConfigsNumber[] = new int[] {0};
EGLConfig[] m_configs = null;
/**
* Called to initialize EGL. This function should not be called by the
@ -308,15 +393,6 @@ public abstract class NvEventQueueActivity extends Activity
*/
protected boolean InitEGL()
{
final int[] configAttrs = new int[] { EGL11.EGL_RED_SIZE, redSize,
EGL11.EGL_GREEN_SIZE, greenSize,
EGL11.EGL_BLUE_SIZE, blueSize,
EGL11.EGL_ALPHA_SIZE, alphaSize,
EGL11.EGL_STENCIL_SIZE, stencilSize,
EGL11.EGL_DEPTH_SIZE, depthSize,
EGL11.EGL_CONFIG_CAVEAT, EGL11.EGL_NONE,
EGL11.EGL_NONE };
m_eglDisplay = m_egl.eglGetDisplay(EGL11.EGL_DEFAULT_DISPLAY);
if (m_eglDisplay == EGL11.EGL_NO_DISPLAY)
{
@ -331,17 +407,25 @@ public abstract class NvEventQueueActivity extends Activity
return false;
}
if (!m_egl.eglChooseConfig(m_eglDisplay, configAttrs, m_configs, m_configs.length, m_actualConfigsNumber))
int [] configsSize = new int[1];
m_egl.eglChooseConfig(m_eglDisplay, null, null, 0, configsSize);
m_configs = new EGLConfig[configsSize[0]];
if (!m_egl.eglChooseConfig(m_eglDisplay, null, m_configs, m_configs.length, configsSize))
{
Log.d(TAG, "eglChooseConfig failed with error " + m_egl.eglGetError());
return false;
}
if (m_actualConfigsNumber[0] == 0)
if (configsSize[0] == 0)
{
Log.d(TAG, "eglChooseConfig returned zero configs");
return false;
}
}
Arrays.sort(m_configs, new EGLConfigComparator());
m_choosenConfigIndex = 0;
@ -349,7 +433,7 @@ public abstract class NvEventQueueActivity extends Activity
// Debug print
Log.d(TAG, "Matched egl configs:");
for (int i = 0; i < m_actualConfigsNumber[0]; ++i)
for (int i = 0; i < m_configs.length; ++i)
Log.d(TAG, (i == m_choosenConfigIndex ? "*" : " ") + i + ": " + eglConfigToString(m_configs[i]));
final int[] contextAttrs = new int[] { EGL_CONTEXT_CLIENT_VERSION, 1, EGL11.EGL_NONE };
@ -440,7 +524,7 @@ public abstract class NvEventQueueActivity extends Activity
{
Log.d(TAG, "eglCreateWindowSurface failed for config : " + eglConfigToString(m_configs[choosenSurfaceConfigIndex]));
choosenSurfaceConfigIndex += 1;
if (choosenSurfaceConfigIndex == m_actualConfigsNumber[0])
if (choosenSurfaceConfigIndex == m_configs.length)
{
m_eglSurface = null;
Log.d(TAG, "no eglConfigs left");