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Improved getMaxTextureSize

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This commit is contained in:
M66B
2024-06-19 10:01:15 +02:00
parent 85342c2baf
commit b874442a78
2 changed files with 77 additions and 20 deletions
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2
app/src/main/java/eu/faircode/email/DebugHelper.java
View File

@@ -470,7 +470,7 @@ public class DebugHelper {
float density = context.getResources().getDisplayMetrics().density;
sb.append(String.format("Density 1dp=%f\r\n", density));
sb.append(String.format("Resolution: %.2f x %.2f dp\r\n", dim.x / density, dim.y / density));
sb.append(String.format("Max. texture=%d\r\n", Helper.getMaxTextureSize()));
sb.append(String.format("Max. texture: %d px\r\n", Helper.getMaxTextureSize()));
Configuration config = context.getResources().getConfiguration();

95
app/src/main/java/eu/faircode/email/Helper.java
View File

@@ -57,6 +57,12 @@ import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.net.Uri;
import android.opengl.EGL14;
import android.opengl.EGLConfig;
import android.opengl.EGLContext;
import android.opengl.EGLDisplay;
import android.opengl.EGLSurface;
import android.opengl.GLES20;
import android.os.BatteryManager;
import android.os.Build;
import android.os.Bundle;
@@ -186,10 +192,6 @@ import java.util.regex.Pattern;
import javax.mail.internet.ContentType;
import javax.mail.internet.ParseException;
import javax.microedition.khronos.egl.EGL10;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.egl.EGLContext;
import javax.microedition.khronos.egl.EGLDisplay;
public class Helper {
private static Integer targetSdk = null;
@@ -925,32 +927,87 @@ public class Helper {
// View
static int getMaxTextureSize() {
int max = -1;
try {
EGL10 egl = (EGL10) EGLContext.getEGL();
EGLDisplay d = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);
EGLDisplay display = EGL14.eglGetDisplay(EGL14.EGL_DEFAULT_DISPLAY);
if (display == EGL14.EGL_NO_DISPLAY) {
Log.e("eglGetDisplay failed");
return -1;
}
int[] version = new int[2];
egl.eglInitialize(d, version);
try {
int[] version = new int[2];
boolean result = EGL14.eglInitialize(display, version, 0, version, 1);
if (!result) {
Log.e("eglInitialize failed");
return -1;
}
int[] count = new int[1];
egl.eglGetConfigs(d, null, 0, count);
int[] attr = {
EGL14.EGL_COLOR_BUFFER_TYPE, EGL14.EGL_RGB_BUFFER,
EGL14.EGL_LEVEL, 0,
EGL14.EGL_RENDERABLE_TYPE, EGL14.EGL_OPENGL_ES2_BIT,
EGL14.EGL_SURFACE_TYPE, EGL14.EGL_PBUFFER_BIT,
EGL14.EGL_NONE
};
EGLConfig[] configs = new EGLConfig[1];
int[] count = new int[1];
result = EGL14.eglChooseConfig(display, attr, 0,
configs, 0, 1, count, 0);
if (!result || count[0] == 0) {
Log.e("eglChooseConfig failed");
return -1;
}
EGLConfig[] configs = new EGLConfig[count[0]];
egl.eglGetConfigs(d, configs, count[0], count);
int[] surfAttr = {
EGL14.EGL_WIDTH, 64,
EGL14.EGL_HEIGHT, 64,
EGL14.EGL_NONE
};
EGLSurface surface = EGL14.eglCreatePbufferSurface(display, configs[0], surfAttr, 0);
if (surface == EGL14.EGL_NO_SURFACE) {
Log.e("eglCreatePbufferSurface failed");
return -1;
}
int[] textureSizeWidth = new int[1];
try {
int[] ctxAttrib = {
EGL14.EGL_CONTEXT_CLIENT_VERSION, 2,
EGL14.EGL_NONE
};
EGLContext ctx = EGL14.eglCreateContext(display, configs[0], EGL14.EGL_NO_CONTEXT, ctxAttrib, 0);
if (ctx == EGL14.EGL_NO_CONTEXT) {
Log.e("eglCreateContext failed");
return -1;
}
for (int i = 0; i < count[0]; i++) {
egl.eglGetConfigAttrib(d, configs[i], EGL10.EGL_MAX_PBUFFER_WIDTH, textureSizeWidth);
if (textureSizeWidth[0] > max)
max = textureSizeWidth[0];
try {
result = EGL14.eglMakeCurrent(display, surface, surface, ctx);
if (!result) {
Log.e("eglMakeCurrent failed");
return -1;
}
try {
int[] maxSize = new int[1];
GLES20.glGetIntegerv(GLES20.GL_MAX_TEXTURE_SIZE, maxSize, 0);
return maxSize[0];
} finally {
EGL14.eglMakeCurrent(display, EGL14.EGL_NO_SURFACE, EGL14.EGL_NO_SURFACE, EGL14.EGL_NO_CONTEXT);
}
} finally {
EGL14.eglDestroyContext(display, ctx);
}
} finally {
EGL14.eglDestroySurface(display, surface);
}
} finally {
EGL14.eglTerminate(display);
}
} catch (Throwable ex) {
Log.e(ex);
}
return max;
return -1;
}
static int getActionBarHeight(Context context) {