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