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Improve EglExtensionProvider

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This commit is contained in:
Rahul Patel
2024-09-04 04:05:17 +05:30
committed by Aayush Gupta
parent 59b404309a
commit 25aea3766a
1 changed files with 75 additions and 84 deletions
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159
app/src/main/java/com/aurora/store/data/providers/EglExtensionProvider.kt
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@@ -14,118 +14,109 @@
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with Aurora Store. If not, see <http://www.gnu.org/licenses/>. * along with Aurora Store. If not, see <http://www.gnu.org/licenses/>.
*
*/ */
package com.aurora.store.data.providers package com.aurora.store.data.providers
import android.opengl.GLES10 import android.opengl.GLES10
import android.text.TextUtils import android.text.TextUtils
import java.util.Collections
import javax.microedition.khronos.egl.EGL10 import javax.microedition.khronos.egl.EGL10
import javax.microedition.khronos.egl.EGLConfig import javax.microedition.khronos.egl.EGLConfig
import javax.microedition.khronos.egl.EGLContext import javax.microedition.khronos.egl.EGLContext
import javax.microedition.khronos.egl.EGLDisplay import javax.microedition.khronos.egl.EGLDisplay
object EglExtensionProvider { object EglExtensionProvider {
@JvmStatic @JvmStatic
val eglExtensions: List<String> val eglExtensions: List<String>
get() { get() {
val glExtensions: MutableSet<String> = HashSet() val extensions = mutableSetOf<String>()
val egl10 = EGLContext.getEGL() as EGL10 val egl = EGLContext.getEGL() as EGL10
val display = egl10.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY) val display = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY)
egl10.eglInitialize(display, IntArray(2))
val cf = IntArray(1) egl.eglInitialize(display, null)
if (egl10.eglGetConfigs(display, null, 0, cf)) { val configCount = IntArray(1)
val configs = arrayOfNulls<EGLConfig>(cf[0])
if (egl10.eglGetConfigs(display, configs, cf[0], cf)) { if (egl.eglGetConfigs(display, null, 0, configCount)) {
val a1 = intArrayOf( val configs = arrayOfNulls<EGLConfig>(configCount[0])
EGL10.EGL_WIDTH, if (egl.eglGetConfigs(display, configs, configCount[0], configCount)) {
EGL10.EGL_PBUFFER_BIT, val pbufferAttribs = intArrayOf(
EGL10.EGL_HEIGHT, EGL10.EGL_WIDTH, EGL10.EGL_PBUFFER_BIT,
EGL10.EGL_PBUFFER_BIT, EGL10.EGL_HEIGHT, EGL10.EGL_PBUFFER_BIT,
EGL10.EGL_NONE EGL10.EGL_NONE
) )
val a2 = intArrayOf(12440, EGL10.EGL_PIXMAP_BIT, EGL10.EGL_NONE) val contextAttributes = intArrayOf(12440, EGL10.EGL_PIXMAP_BIT, EGL10.EGL_NONE)
val a3 = IntArray(1)
for (i in 0 until cf[0]) { for (config in configs) {
egl10.eglGetConfigAttrib(display, configs[i], EGL10.EGL_CONFIG_CAVEAT, a3) if (isValidConfig(egl, display, config)) {
if (a3[0] != EGL10.EGL_SLOW_CONFIG) { addExtensionsForConfig(
egl10.eglGetConfigAttrib( egl,
display, display,
configs[i], config,
EGL10.EGL_SURFACE_TYPE, pbufferAttribs,
a3 null,
extensions
)
addExtensionsForConfig(
egl,
display,
config,
pbufferAttribs,
contextAttributes,
extensions
) )
if (1 and a3[0] != 0) {
egl10.eglGetConfigAttrib(
display,
configs[i],
EGL10.EGL_RENDERABLE_TYPE,
a3
)
if (1 and a3[0] != 0) {
addExtensionsForConfig(
egl10,
display,
configs[i],
a1,
null,
glExtensions
)
}
if (4 and a3[0] != 0) {
addExtensionsForConfig(
egl10,
display,
configs[i],
a1,
a2,
glExtensions
)
}
}
} }
} }
} }
} }
egl10.eglTerminate(display)
val sorted: List<String> = ArrayList(glExtensions) egl.eglTerminate(display)
Collections.sort(sorted) return extensions.sorted()
return sorted
} }
private fun isValidConfig(egl: EGL10, display: EGLDisplay, config: EGLConfig?): Boolean {
val configAttrib = IntArray(1)
egl.eglGetConfigAttrib(display, config, EGL10.EGL_CONFIG_CAVEAT, configAttrib)
if (configAttrib[0] == EGL10.EGL_SLOW_CONFIG) return false
egl.eglGetConfigAttrib(display, config, EGL10.EGL_SURFACE_TYPE, configAttrib)
if (configAttrib[0] and 1 == 0) return false
egl.eglGetConfigAttrib(display, config, EGL10.EGL_RENDERABLE_TYPE, configAttrib)
return configAttrib[0] and 1 != 0
}
private fun addExtensionsForConfig( private fun addExtensionsForConfig(
egl10: EGL10, egl: EGL10,
eglDisplay: EGLDisplay, display: EGLDisplay,
eglConfig: EGLConfig?, config: EGLConfig?,
ai: IntArray, pbufferAttribs: IntArray,
ai1: IntArray?, contextAttribs: IntArray?,
set: MutableSet<String> extensions: MutableSet<String>
) { ) {
val eglContext = egl10.eglCreateContext(eglDisplay, eglConfig, EGL10.EGL_NO_CONTEXT, ai1) val context = egl.eglCreateContext(display, config, EGL10.EGL_NO_CONTEXT, contextAttribs)
if (eglContext === EGL10.EGL_NO_CONTEXT) { if (context == EGL10.EGL_NO_CONTEXT) return
val surface = egl.eglCreatePbufferSurface(display, config, pbufferAttribs)
if (surface == EGL10.EGL_NO_SURFACE) {
egl.eglDestroyContext(display, context)
return return
} }
val eglSurface = egl10.eglCreatePbufferSurface(eglDisplay, eglConfig, ai)
if (eglSurface === EGL10.EGL_NO_SURFACE) { egl.eglMakeCurrent(display, surface, surface, context)
egl10.eglDestroyContext(eglDisplay, eglContext) val extensionString = GLES10.glGetString(GLES10.GL_EXTENSIONS)
} else {
egl10.eglMakeCurrent(eglDisplay, eglSurface, eglSurface, eglContext) if (!TextUtils.isEmpty(extensionString)) {
val s = GLES10.glGetString(7939) extensions.addAll(extensionString.split(" "))
if (!TextUtils.isEmpty(s)) {
val `as` = s.split(" ".toRegex()).toTypedArray()
val i = `as`.size
set.addAll(listOf(*`as`).subList(0, i))
}
egl10.eglMakeCurrent(
eglDisplay,
EGL10.EGL_NO_SURFACE,
EGL10.EGL_NO_SURFACE,
EGL10.EGL_NO_CONTEXT
)
egl10.eglDestroySurface(eglDisplay, eglSurface)
egl10.eglDestroyContext(eglDisplay, eglContext)
} }
egl.eglMakeCurrent(
display,
EGL10.EGL_NO_SURFACE,
EGL10.EGL_NO_SURFACE,
EGL10.EGL_NO_CONTEXT
)
egl.eglDestroySurface(display, surface)
egl.eglDestroyContext(display, context)
} }
} }