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/*
* Copyright (C) 2019 The Android Open Source Project
* Copyright (C) 2019 The LineageOS Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <log/log.h>
#include <system/graphics.h>
#include <system/window.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#ifdef SKIP_EGL_CONTEXT_DETACH
static int debug_level = 0;
#endif
extern "C" EGLBoolean shim_eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
EGLint attribute, EGLint *value);
extern "C" EGLSurface shim_eglCreateWindowSurface(EGLDisplay dpy, EGLConfig config,
NativeWindowType window,
const EGLint *attrib_list);
extern "C" EGLBoolean shim_eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
EGLSurface read, EGLContext ctx);
extern "C" EGLBoolean shim_eglDestroySurface(EGLDisplay dpy, EGLSurface surface);
extern "C" EGLSurface shim_eglGetCurrentSurface(EGLint readdraw);
extern "C" EGLContext shim_eglGetCurrentContext(void);
EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
EGLint attribute, EGLint *value) {
return shim_eglGetConfigAttrib(dpy, config, attribute, value);
}
EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config,
NativeWindowType window,
const EGLint *attrib_list) {
#ifdef NEEDS_NATIVE_WINDOW_FORMAT_FIX
int format, err;
window->query(window, NATIVE_WINDOW_FORMAT, &format);
if (format == (int)HAL_PIXEL_FORMAT_RGBA_8888) {
format = (int)HAL_PIXEL_FORMAT_BGRA_8888;
err = window->perform(window, NATIVE_WINDOW_SET_BUFFERS_FORMAT, format);
}
#endif
return shim_eglCreateWindowSurface(dpy, config, window, attrib_list);
}
EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
EGLSurface read, EGLContext ctx) {
#ifdef SKIP_EGL_CONTEXT_DETACH
EGLSurface curRead, curDraw;
EGLContext curCtx;
if (debug_level > 1) {
curRead = shim_eglGetCurrentSurface(EGL_READ);
curDraw = shim_eglGetCurrentSurface(EGL_DRAW);
curCtx = shim_eglGetCurrentContext();
ALOGD("%s: before makeCurrent: curRead=%s, curDraw=%s, curCtx=%s",
__func__, (curRead == EGL_NO_SURFACE ? "NULL" : "ok"),
(curDraw == EGL_NO_SURFACE ? "NULL" : "ok"),
(curCtx == EGL_NO_CONTEXT ? "NULL" : "ok"));
}
if (draw == EGL_NO_SURFACE &&
read == EGL_NO_SURFACE &&
ctx == EGL_NO_CONTEXT) {
ALOGD_IF(debug_level > 0, "%s: skipping context detach!", __func__);
return true;
} else
ALOGD_IF(debug_level > 1, "%s: init", __func__);
#endif
EGLBoolean res = shim_eglMakeCurrent(dpy, draw, read, ctx);
#ifdef SKIP_EGL_CONTEXT_DETACH
if (debug_level > 1) {
curRead = shim_eglGetCurrentSurface(EGL_READ);
curDraw = shim_eglGetCurrentSurface(EGL_DRAW);
curCtx = shim_eglGetCurrentContext();
ALOGD("%s: after makeCurrent: curRead=%s, curDraw=%s, curCtx=%s",
__func__, (curRead == EGL_NO_SURFACE ? "NULL" : "ok"),
(curDraw == EGL_NO_SURFACE ? "NULL" : "ok"),
(curCtx == EGL_NO_CONTEXT ? "NULL" : "ok"));
}
#endif
return res;
}
EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface surface) {
#ifdef SKIP_EGL_CONTEXT_DETACH
EGLSurface curRead, curDraw;
EGLContext curCtx;
if (debug_level > 2) {
curRead = shim_eglGetCurrentSurface(EGL_READ);
curDraw = shim_eglGetCurrentSurface(EGL_DRAW);
curCtx = shim_eglGetCurrentContext();
ALOGD("%s: before destroySurface: curRead=%s, curDraw=%s, curCtx=%s",
__func__, (curRead == EGL_NO_SURFACE ? "NULL" : "ok"),
(curDraw == EGL_NO_SURFACE ? "NULL" : "ok"),
(curCtx == EGL_NO_CONTEXT ? "NULL" : "ok"));
}
#endif
EGLBoolean res = shim_eglDestroySurface(dpy, surface);
#ifdef SKIP_EGL_CONTEXT_DETACH
if (debug_level > 2) {
curRead = shim_eglGetCurrentSurface(EGL_READ);
curDraw = shim_eglGetCurrentSurface(EGL_DRAW);
curCtx = shim_eglGetCurrentContext();
ALOGD("%s: after destroySurface: curRead=%s, curDraw=%s, curCtx=%s",
__func__, (curRead == EGL_NO_SURFACE ? "NULL" : "ok"),
(curDraw == EGL_NO_SURFACE ? "NULL" : "ok"),
(curCtx == EGL_NO_CONTEXT ? "NULL" : "ok"));
}
#endif
return res;
}
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