aa1f54d78f
Somewhat functional, refer to README for details. Need to enable Android.mk to build. It builds libGLES_android.so, which needs to replace the one in system/lib/egl built by libagl. Change-Id: Iec3aaa8f3963a4185d81955cd24019eb0c4a5850 Signed-off-by: David Li <davidxli@google.com>
2233 lines
72 KiB
C++
2233 lines
72 KiB
C++
/*
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**
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** Copyright 2007 The Android Open Source Project
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**
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** Licensed under the Apache License Version 2.0(the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing software
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** distributed under the License is distributed on an "AS IS" BASIS
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#include <errno.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/mman.h>
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#include <cutils/atomic.h>
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#include <private/ui/android_natives_priv.h>
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#include <hardware/copybit.h>
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#include "gles2context.h"
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// ----------------------------------------------------------------------------
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namespace android
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{
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// ----------------------------------------------------------------------------
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const unsigned int NUM_DISPLAYS = 1;
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static pthread_mutex_t gInitMutex = PTHREAD_MUTEX_INITIALIZER;
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static pthread_mutex_t gErrorKeyMutex = PTHREAD_MUTEX_INITIALIZER;
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static pthread_key_t gEGLErrorKey = -1;
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#ifndef HAVE_ANDROID_OS
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namespace gl {
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pthread_key_t gGLKey = -1;
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}; // namespace gl
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#endif
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template<typename T>
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static T setError(GLint error, T returnValue)
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{
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if (ggl_unlikely(gEGLErrorKey == -1)) {
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pthread_mutex_lock(&gErrorKeyMutex);
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if (gEGLErrorKey == -1)
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pthread_key_create(&gEGLErrorKey, NULL);
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pthread_mutex_unlock(&gErrorKeyMutex);
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}
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pthread_setspecific(gEGLErrorKey, (void*)error);
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return returnValue;
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}
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static GLint getError()
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{
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if (ggl_unlikely(gEGLErrorKey == -1))
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return EGL_SUCCESS;
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GLint error = (GLint)pthread_getspecific(gEGLErrorKey);
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if (error == 0) {
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// The TLS key has been created by another thread, but the value for
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// this thread has not been initialized.
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return EGL_SUCCESS;
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}
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pthread_setspecific(gEGLErrorKey, (void*)EGL_SUCCESS);
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return error;
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}
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// ----------------------------------------------------------------------------
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struct egl_display_t {
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egl_display_t() : type(0), initialized(0) { }
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static egl_display_t& get_display(EGLDisplay dpy);
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static EGLBoolean is_valid(EGLDisplay dpy) {
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return ((uintptr_t(dpy)-1U) >= NUM_DISPLAYS) ? EGL_FALSE : EGL_TRUE;
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}
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NativeDisplayType type;
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volatile int32_t initialized;
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};
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static egl_display_t gDisplays[NUM_DISPLAYS];
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egl_display_t& egl_display_t::get_display(EGLDisplay dpy)
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{
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return gDisplays[uintptr_t(dpy)-1U];
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}
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// ----------------------------------------------------------------------------
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struct egl_surface_t {
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enum {
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PAGE_FLIP = 0x00000001,
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MAGIC = 0x31415265
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};
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uint32_t magic;
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EGLDisplay dpy;
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EGLConfig config;
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EGLContext ctx;
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egl_surface_t(EGLDisplay dpy, EGLConfig config, int32_t depthFormat);
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virtual ~egl_surface_t();
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bool isValid() const;
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virtual bool initCheck() const = 0;
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virtual EGLBoolean bindDrawSurface(GLES2Context* gl) = 0;
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virtual EGLBoolean bindReadSurface(GLES2Context* gl) = 0;
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virtual EGLBoolean connect() {
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return EGL_TRUE;
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}
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virtual void disconnect() {}
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virtual EGLint getWidth() const = 0;
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virtual EGLint getHeight() const = 0;
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virtual EGLint getHorizontalResolution() const;
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virtual EGLint getVerticalResolution() const;
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virtual EGLint getRefreshRate() const;
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virtual EGLint getSwapBehavior() const;
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virtual EGLBoolean swapBuffers();
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virtual EGLBoolean setSwapRectangle(EGLint l, EGLint t, EGLint w, EGLint h);
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protected:
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GGLSurface depth;
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};
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egl_surface_t::egl_surface_t(EGLDisplay dpy,
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EGLConfig config,
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int32_t depthFormat)
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: magic(MAGIC), dpy(dpy), config(config), ctx(0)
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{
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depth.version = sizeof(GGLSurface);
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depth.data = 0;
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depth.format = (GGLPixelFormat)depthFormat;
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}
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egl_surface_t::~egl_surface_t()
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{
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magic = 0;
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free(depth.data);
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}
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bool egl_surface_t::isValid() const
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{
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LOGE_IF(magic != MAGIC, "invalid EGLSurface (%p)", this);
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return magic == MAGIC;
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}
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EGLBoolean egl_surface_t::swapBuffers()
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{
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return EGL_FALSE;
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}
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EGLint egl_surface_t::getHorizontalResolution() const
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{
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return (0 * EGL_DISPLAY_SCALING) * (1.0f / 25.4f);
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}
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EGLint egl_surface_t::getVerticalResolution() const
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{
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return (0 * EGL_DISPLAY_SCALING) * (1.0f / 25.4f);
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}
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EGLint egl_surface_t::getRefreshRate() const
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{
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return (60 * EGL_DISPLAY_SCALING);
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}
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EGLint egl_surface_t::getSwapBehavior() const
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{
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return EGL_BUFFER_PRESERVED;
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}
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EGLBoolean egl_surface_t::setSwapRectangle(
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EGLint l, EGLint t, EGLint w, EGLint h)
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{
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return EGL_FALSE;
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}
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// ----------------------------------------------------------------------------
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struct egl_window_surface_v2_t : public egl_surface_t {
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egl_window_surface_v2_t(
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EGLDisplay dpy, EGLConfig config,
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int32_t depthFormat,
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ANativeWindow* window);
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~egl_window_surface_v2_t();
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virtual bool initCheck() const {
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return true; // TODO: report failure if ctor fails
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}
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virtual EGLBoolean swapBuffers();
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virtual EGLBoolean bindDrawSurface(GLES2Context* gl);
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virtual EGLBoolean bindReadSurface(GLES2Context* gl);
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virtual EGLBoolean connect();
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virtual void disconnect();
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virtual EGLint getWidth() const {
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return width;
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}
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virtual EGLint getHeight() const {
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return height;
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}
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virtual EGLint getHorizontalResolution() const;
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virtual EGLint getVerticalResolution() const;
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virtual EGLint getRefreshRate() const;
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virtual EGLint getSwapBehavior() const;
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virtual EGLBoolean setSwapRectangle(EGLint l, EGLint t, EGLint w, EGLint h);
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private:
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status_t lock(android_native_buffer_t* buf, int usage, void** vaddr);
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status_t unlock(android_native_buffer_t* buf);
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ANativeWindow* nativeWindow;
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android_native_buffer_t* buffer;
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android_native_buffer_t* previousBuffer;
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gralloc_module_t const* module;
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copybit_device_t* blitengine;
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int width;
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int height;
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void* bits;
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GGLFormat const* pixelFormatTable;
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struct Rect {
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inline Rect() { };
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inline Rect(int32_t w, int32_t h)
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: left(0), top(0), right(w), bottom(h) { }
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inline Rect(int32_t l, int32_t t, int32_t r, int32_t b)
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: left(l), top(t), right(r), bottom(b) { }
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Rect& andSelf(const Rect& r) {
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left = max(left, r.left);
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top = max(top, r.top);
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right = min(right, r.right);
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bottom = min(bottom, r.bottom);
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return *this;
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}
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bool isEmpty() const {
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return (left>=right || top>=bottom);
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}
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void dump(char const* what) {
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LOGD("%s { %5d, %5d, w=%5d, h=%5d }",
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what, left, top, right-left, bottom-top);
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}
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int32_t left;
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int32_t top;
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int32_t right;
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int32_t bottom;
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};
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struct Region {
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inline Region() : count(0) { }
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typedef Rect const* const_iterator;
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const_iterator begin() const {
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return storage;
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}
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const_iterator end() const {
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return storage+count;
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}
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static Region subtract(const Rect& lhs, const Rect& rhs) {
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Region reg;
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Rect* storage = reg.storage;
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if (!lhs.isEmpty()) {
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if (lhs.top < rhs.top) { // top rect
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storage->left = lhs.left;
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storage->top = lhs.top;
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storage->right = lhs.right;
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storage->bottom = rhs.top;
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storage++;
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}
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const int32_t top = max(lhs.top, rhs.top);
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const int32_t bot = min(lhs.bottom, rhs.bottom);
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if (top < bot) {
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if (lhs.left < rhs.left) { // left-side rect
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storage->left = lhs.left;
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storage->top = top;
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storage->right = rhs.left;
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storage->bottom = bot;
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storage++;
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}
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if (lhs.right > rhs.right) { // right-side rect
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storage->left = rhs.right;
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storage->top = top;
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storage->right = lhs.right;
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storage->bottom = bot;
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storage++;
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}
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}
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if (lhs.bottom > rhs.bottom) { // bottom rect
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storage->left = lhs.left;
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storage->top = rhs.bottom;
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storage->right = lhs.right;
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storage->bottom = lhs.bottom;
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storage++;
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}
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reg.count = storage - reg.storage;
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}
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return reg;
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}
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bool isEmpty() const {
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return count<=0;
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}
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private:
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Rect storage[4];
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ssize_t count;
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};
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struct region_iterator : public copybit_region_t {
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region_iterator(const Region& region)
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: b(region.begin()), e(region.end()) {
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this->next = iterate;
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}
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private:
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static int iterate(copybit_region_t const * self, copybit_rect_t* rect) {
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region_iterator const* me = static_cast<region_iterator const*>(self);
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if (me->b != me->e) {
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*reinterpret_cast<Rect*>(rect) = *me->b++;
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return 1;
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}
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return 0;
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}
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mutable Region::const_iterator b;
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Region::const_iterator const e;
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};
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void copyBlt(
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android_native_buffer_t* dst, void* dst_vaddr,
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android_native_buffer_t* src, void const* src_vaddr,
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const Region& clip);
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Rect dirtyRegion;
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Rect oldDirtyRegion;
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};
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egl_window_surface_v2_t::egl_window_surface_v2_t(EGLDisplay dpy,
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EGLConfig config,
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int32_t depthFormat,
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ANativeWindow* window)
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: egl_surface_t(dpy, config, depthFormat),
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nativeWindow(window), buffer(0), previousBuffer(0), module(0),
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blitengine(0), bits(NULL)
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{
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hw_module_t const* pModule;
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hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &pModule);
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module = reinterpret_cast<gralloc_module_t const*>(pModule);
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if (hw_get_module(COPYBIT_HARDWARE_MODULE_ID, &pModule) == 0) {
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copybit_open(pModule, &blitengine);
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}
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pixelFormatTable = gglGetPixelFormatTable();
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// keep a reference on the window
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nativeWindow->common.incRef(&nativeWindow->common);
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nativeWindow->query(nativeWindow, NATIVE_WINDOW_WIDTH, &width);
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nativeWindow->query(nativeWindow, NATIVE_WINDOW_HEIGHT, &height);
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int format = 0;
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nativeWindow->query(nativeWindow, NATIVE_WINDOW_FORMAT, &format);
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LOGD("agl2: egl_window_surface_v2_t format=0x%.4X", format);
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// assert(0);
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}
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egl_window_surface_v2_t::~egl_window_surface_v2_t()
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{
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if (buffer) {
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buffer->common.decRef(&buffer->common);
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}
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if (previousBuffer) {
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previousBuffer->common.decRef(&previousBuffer->common);
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}
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nativeWindow->common.decRef(&nativeWindow->common);
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if (blitengine) {
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copybit_close(blitengine);
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}
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}
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EGLBoolean egl_window_surface_v2_t::connect()
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{
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// we're intending to do software rendering
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native_window_set_usage(nativeWindow,
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GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN);
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// dequeue a buffer
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if (nativeWindow->dequeueBuffer(nativeWindow, &buffer) != NO_ERROR) {
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return setError(EGL_BAD_ALLOC, EGL_FALSE);
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}
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// allocate a corresponding depth-buffer
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width = buffer->width;
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height = buffer->height;
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if (depth.format) {
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depth.width = width;
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depth.height = height;
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depth.stride = depth.width; // use the width here
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assert(GGL_PIXEL_FORMAT_Z_32 == depth.format);
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depth.data = (GGLubyte*)malloc(depth.stride*depth.height*4);
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if (depth.data == 0) {
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return setError(EGL_BAD_ALLOC, EGL_FALSE);
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}
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}
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// keep a reference on the buffer
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buffer->common.incRef(&buffer->common);
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// Lock the buffer
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nativeWindow->lockBuffer(nativeWindow, buffer);
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// pin the buffer down
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if (lock(buffer, GRALLOC_USAGE_SW_READ_OFTEN |
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GRALLOC_USAGE_SW_WRITE_OFTEN, &bits) != NO_ERROR) {
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LOGE("connect() failed to lock buffer %p (%ux%u)",
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buffer, buffer->width, buffer->height);
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return setError(EGL_BAD_ACCESS, EGL_FALSE);
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// FIXME: we should make sure we're not accessing the buffer anymore
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}
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return EGL_TRUE;
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}
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void egl_window_surface_v2_t::disconnect()
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{
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if (buffer && bits) {
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bits = NULL;
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unlock(buffer);
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}
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// enqueue the last frame
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if (buffer)
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nativeWindow->queueBuffer(nativeWindow, buffer);
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if (buffer) {
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buffer->common.decRef(&buffer->common);
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buffer = 0;
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}
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if (previousBuffer) {
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previousBuffer->common.decRef(&previousBuffer->common);
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previousBuffer = 0;
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}
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}
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status_t egl_window_surface_v2_t::lock(
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android_native_buffer_t* buf, int usage, void** vaddr)
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{
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int err;
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err = module->lock(module, buf->handle,
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usage, 0, 0, buf->width, buf->height, vaddr);
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return err;
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}
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status_t egl_window_surface_v2_t::unlock(android_native_buffer_t* buf)
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{
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if (!buf) return BAD_VALUE;
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int err = NO_ERROR;
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err = module->unlock(module, buf->handle);
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return err;
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}
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void egl_window_surface_v2_t::copyBlt(
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android_native_buffer_t* dst, void* dst_vaddr,
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android_native_buffer_t* src, void const* src_vaddr,
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const Region& clip)
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{
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// FIXME: use copybit if possible
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// NOTE: dst and src must be the same format
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status_t err = NO_ERROR;
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copybit_device_t* const copybit = blitengine;
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if (copybit) {
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copybit_image_t simg;
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simg.w = src->stride;
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simg.h = src->height;
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simg.format = src->format;
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simg.handle = const_cast<native_handle_t*>(src->handle);
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copybit_image_t dimg;
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dimg.w = dst->stride;
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dimg.h = dst->height;
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dimg.format = dst->format;
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dimg.handle = const_cast<native_handle_t*>(dst->handle);
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copybit->set_parameter(copybit, COPYBIT_TRANSFORM, 0);
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copybit->set_parameter(copybit, COPYBIT_PLANE_ALPHA, 255);
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copybit->set_parameter(copybit, COPYBIT_DITHER, COPYBIT_DISABLE);
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region_iterator it(clip);
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err = copybit->blit(copybit, &dimg, &simg, &it);
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if (err != NO_ERROR) {
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LOGE("copybit failed (%s)", strerror(err));
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}
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}
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if (!copybit || err) {
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Region::const_iterator cur = clip.begin();
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Region::const_iterator end = clip.end();
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const size_t bpp = pixelFormatTable[src->format].size;
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const size_t dbpr = dst->stride * bpp;
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const size_t sbpr = src->stride * bpp;
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uint8_t const * const src_bits = (uint8_t const *)src_vaddr;
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uint8_t * const dst_bits = (uint8_t *)dst_vaddr;
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while (cur != end) {
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const Rect& r(*cur++);
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ssize_t w = r.right - r.left;
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ssize_t h = r.bottom - r.top;
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if (w <= 0 || h<=0) continue;
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size_t size = w * bpp;
|
|
uint8_t const * s = src_bits + (r.left + src->stride * r.top) * bpp;
|
|
uint8_t * d = dst_bits + (r.left + dst->stride * r.top) * bpp;
|
|
if (dbpr==sbpr && size==sbpr) {
|
|
size *= h;
|
|
h = 1;
|
|
}
|
|
do {
|
|
memcpy(d, s, size);
|
|
d += dbpr;
|
|
s += sbpr;
|
|
} while (--h > 0);
|
|
}
|
|
}
|
|
}
|
|
|
|
EGLBoolean egl_window_surface_v2_t::swapBuffers()
|
|
{
|
|
if (!buffer) {
|
|
return setError(EGL_BAD_ACCESS, EGL_FALSE);
|
|
}
|
|
|
|
/*
|
|
* Handle eglSetSwapRectangleANDROID()
|
|
* We copyback from the front buffer
|
|
*/
|
|
if (!dirtyRegion.isEmpty()) {
|
|
dirtyRegion.andSelf(Rect(buffer->width, buffer->height));
|
|
if (previousBuffer) {
|
|
// This was const Region copyBack, but that causes an
|
|
// internal compile error on simulator builds
|
|
/*const*/
|
|
Region copyBack(Region::subtract(oldDirtyRegion, dirtyRegion));
|
|
if (!copyBack.isEmpty()) {
|
|
void* prevBits;
|
|
if (lock(previousBuffer,
|
|
GRALLOC_USAGE_SW_READ_OFTEN, &prevBits) == NO_ERROR) {
|
|
// copy from previousBuffer to buffer
|
|
copyBlt(buffer, bits, previousBuffer, prevBits, copyBack);
|
|
unlock(previousBuffer);
|
|
}
|
|
}
|
|
}
|
|
oldDirtyRegion = dirtyRegion;
|
|
}
|
|
|
|
if (previousBuffer) {
|
|
previousBuffer->common.decRef(&previousBuffer->common);
|
|
previousBuffer = 0;
|
|
}
|
|
|
|
unlock(buffer);
|
|
previousBuffer = buffer;
|
|
nativeWindow->queueBuffer(nativeWindow, buffer);
|
|
buffer = 0;
|
|
|
|
// dequeue a new buffer
|
|
if (nativeWindow->dequeueBuffer(nativeWindow, &buffer) == NO_ERROR) {
|
|
|
|
// TODO: lockBuffer should rather be executed when the very first
|
|
// direct rendering occurs.
|
|
nativeWindow->lockBuffer(nativeWindow, buffer);
|
|
|
|
// reallocate the depth-buffer if needed
|
|
if ((width != buffer->width) || (height != buffer->height)) {
|
|
// TODO: we probably should reset the swap rect here
|
|
// if the window size has changed
|
|
width = buffer->width;
|
|
height = buffer->height;
|
|
if (depth.data) {
|
|
free(depth.data);
|
|
depth.width = width;
|
|
depth.height = height;
|
|
depth.stride = buffer->stride;
|
|
depth.data = (GGLubyte*)malloc(depth.stride*depth.height*2);
|
|
if (depth.data == 0) {
|
|
setError(EGL_BAD_ALLOC, EGL_FALSE);
|
|
return EGL_FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
// keep a reference on the buffer
|
|
buffer->common.incRef(&buffer->common);
|
|
|
|
// finally pin the buffer down
|
|
if (lock(buffer, GRALLOC_USAGE_SW_READ_OFTEN |
|
|
GRALLOC_USAGE_SW_WRITE_OFTEN, &bits) != NO_ERROR) {
|
|
LOGE("eglSwapBuffers() failed to lock buffer %p (%ux%u)",
|
|
buffer, buffer->width, buffer->height);
|
|
return setError(EGL_BAD_ACCESS, EGL_FALSE);
|
|
// FIXME: we should make sure we're not accessing the buffer anymore
|
|
}
|
|
} else {
|
|
return setError(EGL_BAD_CURRENT_SURFACE, EGL_FALSE);
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean egl_window_surface_v2_t::setSwapRectangle(
|
|
EGLint l, EGLint t, EGLint w, EGLint h)
|
|
{
|
|
dirtyRegion = Rect(l, t, l+w, t+h);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean egl_window_surface_v2_t::bindDrawSurface(GLES2Context* gl)
|
|
{
|
|
GGLSurface buffer;
|
|
buffer.version = sizeof(GGLSurface);
|
|
buffer.width = this->buffer->width;
|
|
buffer.height = this->buffer->height;
|
|
buffer.stride = this->buffer->stride;
|
|
buffer.data = (GGLubyte*)bits;
|
|
buffer.format = (GGLPixelFormat)this->buffer->format;
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_COLOR_BUFFER_BIT, &buffer);
|
|
if (depth.data != gl->rasterizer.depthSurface.data)
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_DEPTH_BUFFER_BIT, &depth);
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
EGLBoolean egl_window_surface_v2_t::bindReadSurface(GLES2Context* gl)
|
|
{
|
|
GGLSurface buffer;
|
|
buffer.version = sizeof(GGLSurface);
|
|
buffer.width = this->buffer->width;
|
|
buffer.height = this->buffer->height;
|
|
buffer.stride = this->buffer->stride;
|
|
buffer.data = (GGLubyte*)bits; // FIXME: hopefully is is LOCKED!!!
|
|
buffer.format = (GGLPixelFormat)this->buffer->format;
|
|
puts("agl2: readBuffer not implemented");
|
|
//gl->rasterizer.interface.readBuffer(gl, &buffer);
|
|
return EGL_TRUE;
|
|
}
|
|
EGLint egl_window_surface_v2_t::getHorizontalResolution() const
|
|
{
|
|
return (nativeWindow->xdpi * EGL_DISPLAY_SCALING) * (1.0f / 25.4f);
|
|
}
|
|
EGLint egl_window_surface_v2_t::getVerticalResolution() const
|
|
{
|
|
return (nativeWindow->ydpi * EGL_DISPLAY_SCALING) * (1.0f / 25.4f);
|
|
}
|
|
EGLint egl_window_surface_v2_t::getRefreshRate() const
|
|
{
|
|
return (60 * EGL_DISPLAY_SCALING); // FIXME
|
|
}
|
|
EGLint egl_window_surface_v2_t::getSwapBehavior() const
|
|
{
|
|
/*
|
|
* EGL_BUFFER_PRESERVED means that eglSwapBuffers() completely preserves
|
|
* the content of the swapped buffer.
|
|
*
|
|
* EGL_BUFFER_DESTROYED means that the content of the buffer is lost.
|
|
*
|
|
* However when ANDROID_swap_retcangle is supported, EGL_BUFFER_DESTROYED
|
|
* only applies to the area specified by eglSetSwapRectangleANDROID(), that
|
|
* is, everything outside of this area is preserved.
|
|
*
|
|
* This implementation of EGL assumes the later case.
|
|
*
|
|
*/
|
|
|
|
return EGL_BUFFER_DESTROYED;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
struct egl_pixmap_surface_t : public egl_surface_t {
|
|
egl_pixmap_surface_t(
|
|
EGLDisplay dpy, EGLConfig config,
|
|
int32_t depthFormat,
|
|
egl_native_pixmap_t const * pixmap);
|
|
|
|
virtual ~egl_pixmap_surface_t() { }
|
|
|
|
virtual bool initCheck() const {
|
|
return !depth.format || depth.data!=0;
|
|
}
|
|
virtual EGLBoolean bindDrawSurface(GLES2Context* gl);
|
|
virtual EGLBoolean bindReadSurface(GLES2Context* gl);
|
|
virtual EGLint getWidth() const {
|
|
return nativePixmap.width;
|
|
}
|
|
virtual EGLint getHeight() const {
|
|
return nativePixmap.height;
|
|
}
|
|
private:
|
|
egl_native_pixmap_t nativePixmap;
|
|
};
|
|
|
|
egl_pixmap_surface_t::egl_pixmap_surface_t(EGLDisplay dpy,
|
|
EGLConfig config,
|
|
int32_t depthFormat,
|
|
egl_native_pixmap_t const * pixmap)
|
|
: egl_surface_t(dpy, config, depthFormat), nativePixmap(*pixmap)
|
|
{
|
|
if (depthFormat) {
|
|
depth.width = pixmap->width;
|
|
depth.height = pixmap->height;
|
|
depth.stride = depth.width; // use the width here
|
|
depth.data = (GGLubyte*)malloc(depth.stride*depth.height*2);
|
|
if (depth.data == 0) {
|
|
setError(EGL_BAD_ALLOC, EGL_NO_SURFACE);
|
|
}
|
|
}
|
|
}
|
|
EGLBoolean egl_pixmap_surface_t::bindDrawSurface(GLES2Context* gl)
|
|
{
|
|
GGLSurface buffer;
|
|
buffer.version = sizeof(GGLSurface);
|
|
buffer.width = nativePixmap.width;
|
|
buffer.height = nativePixmap.height;
|
|
buffer.stride = nativePixmap.stride;
|
|
buffer.data = nativePixmap.data;
|
|
buffer.format = (GGLPixelFormat)nativePixmap.format;
|
|
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_COLOR_BUFFER_BIT, &buffer);
|
|
if (depth.data != gl->rasterizer.depthSurface.data)
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_DEPTH_BUFFER_BIT, &depth);
|
|
return EGL_TRUE;
|
|
}
|
|
EGLBoolean egl_pixmap_surface_t::bindReadSurface(GLES2Context* gl)
|
|
{
|
|
GGLSurface buffer;
|
|
buffer.version = sizeof(GGLSurface);
|
|
buffer.width = nativePixmap.width;
|
|
buffer.height = nativePixmap.height;
|
|
buffer.stride = nativePixmap.stride;
|
|
buffer.data = nativePixmap.data;
|
|
buffer.format = (GGLPixelFormat)nativePixmap.format;
|
|
puts("agl2: readBuffer not implemented");
|
|
//gl->rasterizer.interface.readBuffer(gl, &buffer);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
struct egl_pbuffer_surface_t : public egl_surface_t {
|
|
egl_pbuffer_surface_t(
|
|
EGLDisplay dpy, EGLConfig config, int32_t depthFormat,
|
|
int32_t w, int32_t h, int32_t f);
|
|
|
|
virtual ~egl_pbuffer_surface_t();
|
|
|
|
virtual bool initCheck() const {
|
|
return pbuffer.data != 0;
|
|
}
|
|
virtual EGLBoolean bindDrawSurface(GLES2Context* gl);
|
|
virtual EGLBoolean bindReadSurface(GLES2Context* gl);
|
|
virtual EGLint getWidth() const {
|
|
return pbuffer.width;
|
|
}
|
|
virtual EGLint getHeight() const {
|
|
return pbuffer.height;
|
|
}
|
|
private:
|
|
GGLSurface pbuffer;
|
|
};
|
|
|
|
egl_pbuffer_surface_t::egl_pbuffer_surface_t(EGLDisplay dpy,
|
|
EGLConfig config, int32_t depthFormat,
|
|
int32_t w, int32_t h, int32_t f)
|
|
: egl_surface_t(dpy, config, depthFormat)
|
|
{
|
|
size_t size = w*h;
|
|
switch (f) {
|
|
case GGL_PIXEL_FORMAT_A_8:
|
|
size *= 1;
|
|
break;
|
|
case GGL_PIXEL_FORMAT_RGB_565:
|
|
size *= 2;
|
|
break;
|
|
case GGL_PIXEL_FORMAT_RGBA_8888:
|
|
size *= 4;
|
|
break;
|
|
case GGL_PIXEL_FORMAT_RGBX_8888:
|
|
size *= 4;
|
|
break;
|
|
default:
|
|
LOGE("incompatible pixel format for pbuffer (format=%d)", f);
|
|
pbuffer.data = 0;
|
|
break;
|
|
}
|
|
pbuffer.version = sizeof(GGLSurface);
|
|
pbuffer.width = w;
|
|
pbuffer.height = h;
|
|
pbuffer.stride = w;
|
|
pbuffer.data = (GGLubyte*)malloc(size);
|
|
pbuffer.format = (GGLPixelFormat)f;
|
|
|
|
if (depthFormat) {
|
|
depth.width = pbuffer.width;
|
|
depth.height = pbuffer.height;
|
|
depth.stride = depth.width; // use the width here
|
|
depth.data = (GGLubyte*)malloc(depth.stride*depth.height*2);
|
|
if (depth.data == 0) {
|
|
setError(EGL_BAD_ALLOC, EGL_NO_SURFACE);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
egl_pbuffer_surface_t::~egl_pbuffer_surface_t()
|
|
{
|
|
free(pbuffer.data);
|
|
}
|
|
EGLBoolean egl_pbuffer_surface_t::bindDrawSurface(GLES2Context* gl)
|
|
{
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_COLOR_BUFFER_BIT, &pbuffer);
|
|
if (depth.data != gl->rasterizer.depthSurface.data)
|
|
gl->rasterizer.interface.SetBuffer(&gl->rasterizer.interface, GL_DEPTH_BUFFER_BIT, &depth);
|
|
return EGL_TRUE;
|
|
}
|
|
EGLBoolean egl_pbuffer_surface_t::bindReadSurface(GLES2Context* gl)
|
|
{
|
|
puts("agl2: readBuffer not implemented");
|
|
//gl->rasterizer.interface.readBuffer(gl, &pbuffer);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
struct config_pair_t {
|
|
GLint key;
|
|
GLint value;
|
|
};
|
|
|
|
struct configs_t {
|
|
const config_pair_t* array;
|
|
int size;
|
|
};
|
|
|
|
struct config_management_t {
|
|
GLint key;
|
|
bool (*match)(GLint reqValue, GLint confValue);
|
|
static bool atLeast(GLint reqValue, GLint confValue) {
|
|
return (reqValue == EGL_DONT_CARE) || (confValue >= reqValue);
|
|
}
|
|
static bool exact(GLint reqValue, GLint confValue) {
|
|
return (reqValue == EGL_DONT_CARE) || (confValue == reqValue);
|
|
}
|
|
static bool mask(GLint reqValue, GLint confValue) {
|
|
return (confValue & reqValue) == reqValue;
|
|
}
|
|
static bool ignore(GLint reqValue, GLint confValue) {
|
|
return true;
|
|
}
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#define VERSION_MAJOR 1
|
|
#define VERSION_MINOR 2
|
|
static char const * const gVendorString = "Google Inc.";
|
|
static char const * const gVersionString = "0.0 Android Driver 0.0.0";
|
|
static char const * const gClientApiString = "OpenGL ES2";
|
|
static char const * const gExtensionsString =
|
|
//"EGL_KHR_image_base "
|
|
// "KHR_image_pixmap "
|
|
//"EGL_ANDROID_image_native_buffer "
|
|
//"EGL_ANDROID_swap_rectangle "
|
|
"";
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
struct extention_map_t {
|
|
const char * const name;
|
|
__eglMustCastToProperFunctionPointerType address;
|
|
};
|
|
|
|
static const extention_map_t gExtentionMap[] = {
|
|
// { "glDrawTexsOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexsOES },
|
|
// { "glDrawTexiOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexiOES },
|
|
// { "glDrawTexfOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexfOES },
|
|
// { "glDrawTexxOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexxOES },
|
|
// { "glDrawTexsvOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexsvOES },
|
|
// { "glDrawTexivOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexivOES },
|
|
// { "glDrawTexfvOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexfvOES },
|
|
// { "glDrawTexxvOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDrawTexxvOES },
|
|
// { "glQueryMatrixxOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glQueryMatrixxOES },
|
|
// { "glEGLImageTargetTexture2DOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glEGLImageTargetTexture2DOES },
|
|
// { "glEGLImageTargetRenderbufferStorageOES",
|
|
// (__eglMustCastToProperFunctionPointerType)&glEGLImageTargetRenderbufferStorageOES },
|
|
// { "glClipPlanef",
|
|
// (__eglMustCastToProperFunctionPointerType)&glClipPlanef },
|
|
// { "glClipPlanex",
|
|
// (__eglMustCastToProperFunctionPointerType)&glClipPlanex },
|
|
// { "glBindBuffer",
|
|
// (__eglMustCastToProperFunctionPointerType)&glBindBuffer },
|
|
// { "glBufferData",
|
|
// (__eglMustCastToProperFunctionPointerType)&glBufferData },
|
|
// { "glBufferSubData",
|
|
// (__eglMustCastToProperFunctionPointerType)&glBufferSubData },
|
|
// { "glDeleteBuffers",
|
|
// (__eglMustCastToProperFunctionPointerType)&glDeleteBuffers },
|
|
// { "glGenBuffers",
|
|
// (__eglMustCastToProperFunctionPointerType)&glGenBuffers },
|
|
// { "eglCreateImageKHR",
|
|
// (__eglMustCastToProperFunctionPointerType)&eglCreateImageKHR },
|
|
// { "eglDestroyImageKHR",
|
|
// (__eglMustCastToProperFunctionPointerType)&eglDestroyImageKHR },
|
|
// { "eglSetSwapRectangleANDROID",
|
|
// (__eglMustCastToProperFunctionPointerType)&eglSetSwapRectangleANDROID },
|
|
};
|
|
|
|
/*
|
|
* In the lists below, attributes names MUST be sorted.
|
|
* Additionally, all configs must be sorted according to
|
|
* the EGL specification.
|
|
*/
|
|
|
|
static config_pair_t const config_base_attribute_list[] = {
|
|
{ EGL_STENCIL_SIZE, 0 },
|
|
{ EGL_CONFIG_CAVEAT, EGL_SLOW_CONFIG },
|
|
{ EGL_LEVEL, 0 },
|
|
{ EGL_MAX_PBUFFER_HEIGHT, GGL_MAX_VIEWPORT_DIMS },
|
|
{ EGL_MAX_PBUFFER_PIXELS,
|
|
GGL_MAX_VIEWPORT_DIMS*GGL_MAX_VIEWPORT_DIMS },
|
|
{ EGL_MAX_PBUFFER_WIDTH, GGL_MAX_VIEWPORT_DIMS },
|
|
{ EGL_NATIVE_RENDERABLE, EGL_TRUE },
|
|
{ EGL_NATIVE_VISUAL_ID, 0 },
|
|
{ EGL_NATIVE_VISUAL_TYPE, GGL_PIXEL_FORMAT_RGBA_8888 },
|
|
{ EGL_SAMPLES, 0 },
|
|
{ EGL_SAMPLE_BUFFERS, 0 },
|
|
{ EGL_TRANSPARENT_TYPE, EGL_NONE },
|
|
{ EGL_TRANSPARENT_BLUE_VALUE, 0 },
|
|
{ EGL_TRANSPARENT_GREEN_VALUE, 0 },
|
|
{ EGL_TRANSPARENT_RED_VALUE, 0 },
|
|
{ EGL_BIND_TO_TEXTURE_RGBA, EGL_FALSE },
|
|
{ EGL_BIND_TO_TEXTURE_RGB, EGL_FALSE },
|
|
{ EGL_MIN_SWAP_INTERVAL, 1 },
|
|
{ EGL_MAX_SWAP_INTERVAL, 1 },
|
|
{ EGL_LUMINANCE_SIZE, 0 },
|
|
{ EGL_ALPHA_MASK_SIZE, 0 },
|
|
{ EGL_COLOR_BUFFER_TYPE, EGL_RGB_BUFFER },
|
|
{ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT },
|
|
{ EGL_CONFORMANT, 0 }
|
|
};
|
|
|
|
// These configs can override the base attribute list
|
|
// NOTE: when adding a config here, don't forget to update eglCreate*Surface()
|
|
|
|
// 565 configs
|
|
static config_pair_t const config_0_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 16 },
|
|
{ EGL_ALPHA_SIZE, 0 },
|
|
{ EGL_BLUE_SIZE, 5 },
|
|
{ EGL_GREEN_SIZE, 6 },
|
|
{ EGL_RED_SIZE, 5 },
|
|
{ EGL_DEPTH_SIZE, 0 },
|
|
{ EGL_CONFIG_ID, 0 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGB_565 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
static config_pair_t const config_1_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 16 },
|
|
{ EGL_ALPHA_SIZE, 0 },
|
|
{ EGL_BLUE_SIZE, 5 },
|
|
{ EGL_GREEN_SIZE, 6 },
|
|
{ EGL_RED_SIZE, 5 },
|
|
{ EGL_DEPTH_SIZE, 16 },
|
|
{ EGL_CONFIG_ID, 1 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGB_565 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
// RGB 888 configs
|
|
static config_pair_t const config_2_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 32 },
|
|
{ EGL_ALPHA_SIZE, 0 },
|
|
{ EGL_BLUE_SIZE, 8 },
|
|
{ EGL_GREEN_SIZE, 8 },
|
|
{ EGL_RED_SIZE, 8 },
|
|
{ EGL_DEPTH_SIZE, 0 },
|
|
{ EGL_CONFIG_ID, 6 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGBX_8888 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
static config_pair_t const config_3_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 32 },
|
|
{ EGL_ALPHA_SIZE, 0 },
|
|
{ EGL_BLUE_SIZE, 8 },
|
|
{ EGL_GREEN_SIZE, 8 },
|
|
{ EGL_RED_SIZE, 8 },
|
|
{ EGL_DEPTH_SIZE, 16 },
|
|
{ EGL_CONFIG_ID, 7 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGBX_8888 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
// 8888 configs
|
|
static config_pair_t const config_4_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 32 },
|
|
{ EGL_ALPHA_SIZE, 8 },
|
|
{ EGL_BLUE_SIZE, 8 },
|
|
{ EGL_GREEN_SIZE, 8 },
|
|
{ EGL_RED_SIZE, 8 },
|
|
{ EGL_DEPTH_SIZE, 0 },
|
|
{ EGL_CONFIG_ID, 2 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGBA_8888 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
static config_pair_t const config_5_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 32 },
|
|
{ EGL_ALPHA_SIZE, 8 },
|
|
{ EGL_BLUE_SIZE, 8 },
|
|
{ EGL_GREEN_SIZE, 8 },
|
|
{ EGL_RED_SIZE, 8 },
|
|
{ EGL_DEPTH_SIZE, 16 },
|
|
{ EGL_CONFIG_ID, 3 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_RGBA_8888 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
// A8 configs
|
|
static config_pair_t const config_6_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 8 },
|
|
{ EGL_ALPHA_SIZE, 8 },
|
|
{ EGL_BLUE_SIZE, 0 },
|
|
{ EGL_GREEN_SIZE, 0 },
|
|
{ EGL_RED_SIZE, 0 },
|
|
{ EGL_DEPTH_SIZE, 0 },
|
|
{ EGL_CONFIG_ID, 4 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_A_8 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
static config_pair_t const config_7_attribute_list[] = {
|
|
{ EGL_BUFFER_SIZE, 8 },
|
|
{ EGL_ALPHA_SIZE, 8 },
|
|
{ EGL_BLUE_SIZE, 0 },
|
|
{ EGL_GREEN_SIZE, 0 },
|
|
{ EGL_RED_SIZE, 0 },
|
|
{ EGL_DEPTH_SIZE, 16 },
|
|
{ EGL_CONFIG_ID, 5 },
|
|
{ EGL_NATIVE_VISUAL_ID, GGL_PIXEL_FORMAT_A_8 },
|
|
{ EGL_SURFACE_TYPE, EGL_SWAP_BEHAVIOR_PRESERVED_BIT|EGL_WINDOW_BIT|EGL_PBUFFER_BIT|EGL_PIXMAP_BIT },
|
|
};
|
|
|
|
static configs_t const gConfigs[] = {
|
|
{ config_0_attribute_list, NELEM(config_0_attribute_list) },
|
|
{ config_1_attribute_list, NELEM(config_1_attribute_list) },
|
|
{ config_2_attribute_list, NELEM(config_2_attribute_list) },
|
|
{ config_3_attribute_list, NELEM(config_3_attribute_list) },
|
|
{ config_4_attribute_list, NELEM(config_4_attribute_list) },
|
|
{ config_5_attribute_list, NELEM(config_5_attribute_list) },
|
|
// { config_6_attribute_list, NELEM(config_6_attribute_list) },
|
|
// { config_7_attribute_list, NELEM(config_7_attribute_list) },
|
|
};
|
|
|
|
static config_management_t const gConfigManagement[] = {
|
|
{ EGL_BUFFER_SIZE, config_management_t::atLeast },
|
|
{ EGL_ALPHA_SIZE, config_management_t::atLeast },
|
|
{ EGL_BLUE_SIZE, config_management_t::atLeast },
|
|
{ EGL_GREEN_SIZE, config_management_t::atLeast },
|
|
{ EGL_RED_SIZE, config_management_t::atLeast },
|
|
{ EGL_DEPTH_SIZE, config_management_t::atLeast },
|
|
{ EGL_STENCIL_SIZE, config_management_t::atLeast },
|
|
{ EGL_CONFIG_CAVEAT, config_management_t::exact },
|
|
{ EGL_CONFIG_ID, config_management_t::exact },
|
|
{ EGL_LEVEL, config_management_t::exact },
|
|
{ EGL_MAX_PBUFFER_HEIGHT, config_management_t::ignore },
|
|
{ EGL_MAX_PBUFFER_PIXELS, config_management_t::ignore },
|
|
{ EGL_MAX_PBUFFER_WIDTH, config_management_t::ignore },
|
|
{ EGL_NATIVE_RENDERABLE, config_management_t::exact },
|
|
{ EGL_NATIVE_VISUAL_ID, config_management_t::ignore },
|
|
{ EGL_NATIVE_VISUAL_TYPE, config_management_t::exact },
|
|
{ EGL_SAMPLES, config_management_t::exact },
|
|
{ EGL_SAMPLE_BUFFERS, config_management_t::exact },
|
|
{ EGL_SURFACE_TYPE, config_management_t::mask },
|
|
{ EGL_TRANSPARENT_TYPE, config_management_t::exact },
|
|
{ EGL_TRANSPARENT_BLUE_VALUE, config_management_t::exact },
|
|
{ EGL_TRANSPARENT_GREEN_VALUE, config_management_t::exact },
|
|
{ EGL_TRANSPARENT_RED_VALUE, config_management_t::exact },
|
|
{ EGL_BIND_TO_TEXTURE_RGBA, config_management_t::exact },
|
|
{ EGL_BIND_TO_TEXTURE_RGB, config_management_t::exact },
|
|
{ EGL_MIN_SWAP_INTERVAL, config_management_t::exact },
|
|
{ EGL_MAX_SWAP_INTERVAL, config_management_t::exact },
|
|
{ EGL_LUMINANCE_SIZE, config_management_t::atLeast },
|
|
{ EGL_ALPHA_MASK_SIZE, config_management_t::atLeast },
|
|
{ EGL_COLOR_BUFFER_TYPE, config_management_t::exact },
|
|
{ EGL_RENDERABLE_TYPE, config_management_t::mask },
|
|
{ EGL_CONFORMANT, config_management_t::mask }
|
|
};
|
|
|
|
|
|
static config_pair_t const config_defaults[] = {
|
|
// attributes that are not specified are simply ignored, if a particular
|
|
// one needs not be ignored, it must be specified here, eg:
|
|
// { EGL_SURFACE_TYPE, EGL_WINDOW_BIT },
|
|
};
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
static status_t getConfigFormatInfo(EGLint configID,
|
|
int32_t& pixelFormat, int32_t& depthFormat)
|
|
{
|
|
switch (configID) {
|
|
case 0:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGB_565;
|
|
depthFormat = 0;
|
|
break;
|
|
case 1:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGB_565;
|
|
depthFormat = GGL_PIXEL_FORMAT_Z_32;
|
|
break;
|
|
case 2:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGBA_8888;
|
|
depthFormat = 0;
|
|
break;
|
|
case 3:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGBA_8888;
|
|
depthFormat = GGL_PIXEL_FORMAT_Z_32;
|
|
break;
|
|
case 4:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGBA_8888;
|
|
depthFormat = 0;
|
|
break;
|
|
case 5:
|
|
pixelFormat = GGL_PIXEL_FORMAT_RGBA_8888;
|
|
depthFormat = GGL_PIXEL_FORMAT_Z_32;
|
|
break;
|
|
case 6:
|
|
pixelFormat = GGL_PIXEL_FORMAT_A_8;
|
|
depthFormat = 0;
|
|
break;
|
|
case 7:
|
|
pixelFormat = GGL_PIXEL_FORMAT_A_8;
|
|
depthFormat = GGL_PIXEL_FORMAT_Z_32;
|
|
break;
|
|
default:
|
|
return NAME_NOT_FOUND;
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
template<typename T>
|
|
static int binarySearch(T const sortedArray[], int first, int last, EGLint key)
|
|
{
|
|
while (first <= last) {
|
|
int mid = (first + last) / 2;
|
|
if (key > sortedArray[mid].key) {
|
|
first = mid + 1;
|
|
} else if (key < sortedArray[mid].key) {
|
|
last = mid - 1;
|
|
} else {
|
|
return mid;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static int isAttributeMatching(int i, EGLint attr, EGLint val)
|
|
{
|
|
// look for the attribute in all of our configs
|
|
config_pair_t const* configFound = gConfigs[i].array;
|
|
int index = binarySearch<config_pair_t>(
|
|
gConfigs[i].array,
|
|
0, gConfigs[i].size-1,
|
|
attr);
|
|
if (index < 0) {
|
|
configFound = config_base_attribute_list;
|
|
index = binarySearch<config_pair_t>(
|
|
config_base_attribute_list,
|
|
0, NELEM(config_base_attribute_list)-1,
|
|
attr);
|
|
}
|
|
if (index >= 0) {
|
|
// attribute found, check if this config could match
|
|
int cfgMgtIndex = binarySearch<config_management_t>(
|
|
gConfigManagement,
|
|
0, NELEM(gConfigManagement)-1,
|
|
attr);
|
|
if (cfgMgtIndex >= 0) {
|
|
bool match = gConfigManagement[cfgMgtIndex].match(
|
|
val, configFound[index].value);
|
|
if (match) {
|
|
// this config matches
|
|
return 1;
|
|
}
|
|
} else {
|
|
// attribute not found. this should NEVER happen.
|
|
}
|
|
} else {
|
|
// error, this attribute doesn't exist
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int makeCurrent(GLES2Context* gl)
|
|
{
|
|
GLES2Context* current = (GLES2Context*)getGlThreadSpecific();
|
|
if (gl) {
|
|
egl_context_t* c = egl_context_t::context(gl);
|
|
if (c->flags & egl_context_t::IS_CURRENT) {
|
|
if (current != gl) {
|
|
// it is an error to set a context current, if it's already
|
|
// current to another thread
|
|
return -1;
|
|
}
|
|
} else {
|
|
if (current) {
|
|
// mark the current context as not current, and flush
|
|
glFlush();
|
|
egl_context_t::context(current)->flags &= ~egl_context_t::IS_CURRENT;
|
|
}
|
|
}
|
|
if (!(c->flags & egl_context_t::IS_CURRENT)) {
|
|
// The context is not current, make it current!
|
|
setGlThreadSpecific(gl);
|
|
c->flags |= egl_context_t::IS_CURRENT;
|
|
}
|
|
} else {
|
|
if (current) {
|
|
// mark the current context as not current, and flush
|
|
glFlush();
|
|
egl_context_t::context(current)->flags &= ~egl_context_t::IS_CURRENT;
|
|
}
|
|
// this thread has no context attached to it
|
|
setGlThreadSpecific(0);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static EGLBoolean getConfigAttrib(EGLDisplay dpy, EGLConfig config,
|
|
EGLint attribute, EGLint *value)
|
|
{
|
|
size_t numConfigs = NELEM(gConfigs);
|
|
int index = (int)config;
|
|
if (uint32_t(index) >= numConfigs)
|
|
return setError(EGL_BAD_CONFIG, EGL_FALSE);
|
|
|
|
int attrIndex;
|
|
attrIndex = binarySearch<config_pair_t>(
|
|
gConfigs[index].array,
|
|
0, gConfigs[index].size-1,
|
|
attribute);
|
|
if (attrIndex>=0) {
|
|
*value = gConfigs[index].array[attrIndex].value;
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
attrIndex = binarySearch<config_pair_t>(
|
|
config_base_attribute_list,
|
|
0, NELEM(config_base_attribute_list)-1,
|
|
attribute);
|
|
if (attrIndex>=0) {
|
|
*value = config_base_attribute_list[attrIndex].value;
|
|
return EGL_TRUE;
|
|
}
|
|
return setError(EGL_BAD_ATTRIBUTE, EGL_FALSE);
|
|
}
|
|
|
|
static EGLSurface createWindowSurface(EGLDisplay dpy, EGLConfig config,
|
|
NativeWindowType window, const EGLint *attrib_list)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_SURFACE);
|
|
if (window == 0)
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
EGLint surfaceType;
|
|
if (getConfigAttrib(dpy, config, EGL_SURFACE_TYPE, &surfaceType) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
if (!(surfaceType & EGL_WINDOW_BIT))
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
if (reinterpret_cast<ANativeWindow*>(window)->common.magic !=
|
|
ANDROID_NATIVE_WINDOW_MAGIC) {
|
|
return setError(EGL_BAD_NATIVE_WINDOW, EGL_NO_SURFACE);
|
|
}
|
|
|
|
EGLint configID;
|
|
if (getConfigAttrib(dpy, config, EGL_CONFIG_ID, &configID) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
int32_t depthFormat;
|
|
int32_t pixelFormat;
|
|
if (getConfigFormatInfo(configID, pixelFormat, depthFormat) != NO_ERROR) {
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
}
|
|
|
|
// FIXME: we don't have access to the pixelFormat here just yet.
|
|
// (it's possible that the surface is not fully initialized)
|
|
// maybe this should be done after the page-flip
|
|
//if (EGLint(info.format) != pixelFormat)
|
|
// return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
egl_surface_t* surface;
|
|
surface = new egl_window_surface_v2_t(dpy, config, depthFormat,
|
|
reinterpret_cast<ANativeWindow*>(window));
|
|
|
|
if (!surface->initCheck()) {
|
|
// there was a problem in the ctor, the error
|
|
// flag has been set.
|
|
delete surface;
|
|
surface = 0;
|
|
}
|
|
return surface;
|
|
}
|
|
|
|
static EGLSurface createPixmapSurface(EGLDisplay dpy, EGLConfig config,
|
|
NativePixmapType pixmap, const EGLint *attrib_list)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_SURFACE);
|
|
if (pixmap == 0)
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
EGLint surfaceType;
|
|
if (getConfigAttrib(dpy, config, EGL_SURFACE_TYPE, &surfaceType) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
if (!(surfaceType & EGL_PIXMAP_BIT))
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
if (reinterpret_cast<egl_native_pixmap_t*>(pixmap)->version !=
|
|
sizeof(egl_native_pixmap_t)) {
|
|
return setError(EGL_BAD_NATIVE_PIXMAP, EGL_NO_SURFACE);
|
|
}
|
|
|
|
EGLint configID;
|
|
if (getConfigAttrib(dpy, config, EGL_CONFIG_ID, &configID) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
int32_t depthFormat;
|
|
int32_t pixelFormat;
|
|
if (getConfigFormatInfo(configID, pixelFormat, depthFormat) != NO_ERROR) {
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
}
|
|
|
|
if (reinterpret_cast<egl_native_pixmap_t *>(pixmap)->format != pixelFormat)
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
egl_surface_t* surface =
|
|
new egl_pixmap_surface_t(dpy, config, depthFormat,
|
|
reinterpret_cast<egl_native_pixmap_t*>(pixmap));
|
|
|
|
if (!surface->initCheck()) {
|
|
// there was a problem in the ctor, the error
|
|
// flag has been set.
|
|
delete surface;
|
|
surface = 0;
|
|
}
|
|
return surface;
|
|
}
|
|
|
|
static EGLSurface createPbufferSurface(EGLDisplay dpy, EGLConfig config,
|
|
const EGLint *attrib_list)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_SURFACE);
|
|
|
|
EGLint surfaceType;
|
|
if (getConfigAttrib(dpy, config, EGL_SURFACE_TYPE, &surfaceType) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
if (!(surfaceType & EGL_PBUFFER_BIT))
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
|
|
EGLint configID;
|
|
if (getConfigAttrib(dpy, config, EGL_CONFIG_ID, &configID) == EGL_FALSE)
|
|
return EGL_FALSE;
|
|
|
|
int32_t depthFormat;
|
|
int32_t pixelFormat;
|
|
if (getConfigFormatInfo(configID, pixelFormat, depthFormat) != NO_ERROR) {
|
|
return setError(EGL_BAD_MATCH, EGL_NO_SURFACE);
|
|
}
|
|
|
|
int32_t w = 0;
|
|
int32_t h = 0;
|
|
while (attrib_list[0]) {
|
|
if (attrib_list[0] == EGL_WIDTH) w = attrib_list[1];
|
|
if (attrib_list[0] == EGL_HEIGHT) h = attrib_list[1];
|
|
attrib_list+=2;
|
|
}
|
|
|
|
egl_surface_t* surface =
|
|
new egl_pbuffer_surface_t(dpy, config, depthFormat, w, h, pixelFormat);
|
|
|
|
if (!surface->initCheck()) {
|
|
// there was a problem in the ctor, the error
|
|
// flag has been set.
|
|
delete surface;
|
|
surface = 0;
|
|
}
|
|
return surface;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
}; // namespace android
|
|
// ----------------------------------------------------------------------------
|
|
|
|
using namespace android;
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Initialization
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLDisplay eglGetDisplay(NativeDisplayType display)
|
|
{
|
|
puts("agl2:eglGetDisplay");
|
|
#ifndef HAVE_ANDROID_OS
|
|
// this just needs to be done once
|
|
if (gGLKey == -1) {
|
|
pthread_mutex_lock(&gInitMutex);
|
|
if (gGLKey == -1)
|
|
pthread_key_create(&gGLKey, NULL);
|
|
pthread_mutex_unlock(&gInitMutex);
|
|
}
|
|
#endif
|
|
if (display == EGL_DEFAULT_DISPLAY) {
|
|
EGLDisplay dpy = (EGLDisplay)1;
|
|
egl_display_t& d = egl_display_t::get_display(dpy);
|
|
d.type = display;
|
|
return dpy;
|
|
}
|
|
return EGL_NO_DISPLAY;
|
|
}
|
|
|
|
EGLBoolean eglInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor)
|
|
{
|
|
puts("agl2:eglInitialize");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
EGLBoolean res = EGL_TRUE;
|
|
egl_display_t& d = egl_display_t::get_display(dpy);
|
|
|
|
if (android_atomic_inc(&d.initialized) == 0) {
|
|
// initialize stuff here if needed
|
|
//pthread_mutex_lock(&gInitMutex);
|
|
//pthread_mutex_unlock(&gInitMutex);
|
|
}
|
|
|
|
if (res == EGL_TRUE) {
|
|
if (major != NULL) *major = VERSION_MAJOR;
|
|
if (minor != NULL) *minor = VERSION_MINOR;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
EGLBoolean eglTerminate(EGLDisplay dpy)
|
|
{
|
|
puts("agl2:eglTerminate");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
EGLBoolean res = EGL_TRUE;
|
|
egl_display_t& d = egl_display_t::get_display(dpy);
|
|
if (android_atomic_dec(&d.initialized) == 1) {
|
|
// TODO: destroy all resources (surfaces, contexts, etc...)
|
|
//pthread_mutex_lock(&gInitMutex);
|
|
//pthread_mutex_unlock(&gInitMutex);
|
|
}
|
|
return res;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// configuration
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLBoolean eglGetConfigs( EGLDisplay dpy,
|
|
EGLConfig *configs,
|
|
EGLint config_size, EGLint *num_config)
|
|
{
|
|
puts("agl2:eglGetConfigs");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
GLint numConfigs = NELEM(gConfigs);
|
|
if (!configs) {
|
|
*num_config = numConfigs;
|
|
return EGL_TRUE;
|
|
}
|
|
GLint i;
|
|
for (i=0 ; i<numConfigs && i<config_size ; i++) {
|
|
*configs++ = (EGLConfig)i;
|
|
}
|
|
*num_config = i;
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
static const char * ATTRIBUTE_NAMES [] = {
|
|
"EGL_BUFFER_SIZE",
|
|
"EGL_ALPHA_SIZE",
|
|
"EGL_BLUE_SIZE",
|
|
"EGL_GREEN_SIZE",
|
|
"EGL_RED_SIZE",
|
|
"EGL_DEPTH_SIZE",
|
|
"EGL_STENCIL_SIZE",
|
|
"EGL_CONFIG_CAVEAT",
|
|
"EGL_CONFIG_ID",
|
|
"EGL_LEVEL",
|
|
"EGL_MAX_PBUFFER_HEIGHT",
|
|
"EGL_MAX_PBUFFER_PIXELS",
|
|
"EGL_MAX_PBUFFER_WIDTH",
|
|
"EGL_NATIVE_RENDERABLE",
|
|
"EGL_NATIVE_VISUAL_ID",
|
|
"EGL_NATIVE_VISUAL_TYPE",
|
|
"EGL_PRESERVED_RESOURCES",
|
|
"EGL_SAMPLES",
|
|
"EGL_SAMPLE_BUFFERS",
|
|
"EGL_SURFACE_TYPE",
|
|
"EGL_TRANSPARENT_TYPE",
|
|
"EGL_TRANSPARENT_BLUE_VALUE",
|
|
"EGL_TRANSPARENT_GREEN_VALUE",
|
|
"EGL_TRANSPARENT_RED_VALUE",
|
|
"EGL_NONE", /* Attrib list terminator */
|
|
"EGL_BIND_TO_TEXTURE_RGB",
|
|
"EGL_BIND_TO_TEXTURE_RGBA",
|
|
"EGL_MIN_SWAP_INTERVAL",
|
|
"EGL_MAX_SWAP_INTERVAL",
|
|
"EGL_LUMINANCE_SIZE",
|
|
"EGL_ALPHA_MASK_SIZE",
|
|
"EGL_COLOR_BUFFER_TYPE",
|
|
"EGL_RENDERABLE_TYPE",
|
|
"EGL_MATCH_NATIVE_PIXMAP", /* Pseudo-attribute (not queryable) */
|
|
"EGL_CONFORMANT",
|
|
};
|
|
|
|
EGLBoolean eglChooseConfig( EGLDisplay dpy, const EGLint *attrib_list,
|
|
EGLConfig *configs, EGLint config_size,
|
|
EGLint *num_config)
|
|
{
|
|
puts("agl2:eglChooseConfig");
|
|
LOGD("\n***\n***\n agl2:LOGD eglChooseConfig \n***\n***\n");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
if (ggl_unlikely(num_config==0)) {
|
|
LOGD("\n***\n***\n num_config==0 \n***\n***\n");
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
}
|
|
|
|
if (ggl_unlikely(attrib_list==0)) {
|
|
/*
|
|
* A NULL attrib_list should be treated as though it was an empty
|
|
* one (terminated with EGL_NONE) as defined in
|
|
* section 3.4.1 "Querying Configurations" in the EGL specification.
|
|
*/
|
|
LOGD("\n***\n***\n attrib_list==0 \n***\n***\n");
|
|
static const EGLint dummy = EGL_NONE;
|
|
attrib_list = &dummy;
|
|
}
|
|
|
|
for (const EGLint * attrib = attrib_list; *attrib != EGL_NONE; attrib += 2) {
|
|
LOGD("eglChooseConfig %s(%.4X): %d \n", ATTRIBUTE_NAMES[attrib[0] - EGL_BUFFER_SIZE], attrib[0], attrib[1]);
|
|
if (EGL_BUFFER_SIZE > attrib[0] || EGL_CONFORMANT < attrib[0])
|
|
LOGD("eglChooseConfig invalid config attrib: 0x%.4X=%d \n", attrib[0], attrib[1]);
|
|
}
|
|
|
|
int numAttributes = 0;
|
|
int numConfigs = NELEM(gConfigs);
|
|
uint32_t possibleMatch = (1<<numConfigs)-1;
|
|
while (possibleMatch && *attrib_list != EGL_NONE) {
|
|
numAttributes++;
|
|
EGLint attr = *attrib_list++;
|
|
EGLint val = *attrib_list++;
|
|
for (int i=0 ; possibleMatch && i<numConfigs ; i++) {
|
|
if (!(possibleMatch & (1<<i)))
|
|
continue;
|
|
if (isAttributeMatching(i, attr, val) == 0) {
|
|
LOGD("!isAttributeMatching config(%d) %s=%d \n", i, ATTRIBUTE_NAMES[attr - EGL_BUFFER_SIZE], val);
|
|
possibleMatch &= ~(1<<i);
|
|
}
|
|
}
|
|
}
|
|
|
|
LOGD("eglChooseConfig possibleMatch=%.4X \n", possibleMatch);
|
|
|
|
// now, handle the attributes which have a useful default value
|
|
for (size_t j=0 ; possibleMatch && j<NELEM(config_defaults) ; j++) {
|
|
// see if this attribute was specified, if not, apply its
|
|
// default value
|
|
if (binarySearch<config_pair_t>(
|
|
(config_pair_t const*)attrib_list,
|
|
0, numAttributes-1,
|
|
config_defaults[j].key) < 0) {
|
|
for (int i=0 ; possibleMatch && i<numConfigs ; i++) {
|
|
if (!(possibleMatch & (1<<i)))
|
|
continue;
|
|
if (isAttributeMatching(i,
|
|
config_defaults[j].key,
|
|
config_defaults[j].value) == 0) {
|
|
possibleMatch &= ~(1<<i);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// return the configurations found
|
|
int n=0;
|
|
if (possibleMatch) {
|
|
if (configs) {
|
|
for (int i=0 ; config_size && i<numConfigs ; i++) {
|
|
if (possibleMatch & (1<<i)) {
|
|
*configs++ = (EGLConfig)i;
|
|
config_size--;
|
|
n++;
|
|
}
|
|
}
|
|
} else {
|
|
for (int i=0 ; i<numConfigs ; i++) {
|
|
if (possibleMatch & (1<<i)) {
|
|
n++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
*num_config = n;
|
|
LOGD("\n***\n***\n num_config==%d \n***\n***\n", *num_config);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglGetConfigAttrib(EGLDisplay dpy, EGLConfig config,
|
|
EGLint attribute, EGLint *value)
|
|
{
|
|
puts("agl2:eglGetConfigAttrib");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
return getConfigAttrib(dpy, config, attribute, value);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// surfaces
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLSurface eglCreateWindowSurface( EGLDisplay dpy, EGLConfig config,
|
|
NativeWindowType window,
|
|
const EGLint *attrib_list)
|
|
{
|
|
puts("agl2:eglCreateWindowSurface");
|
|
return createWindowSurface(dpy, config, window, attrib_list);
|
|
}
|
|
|
|
EGLSurface eglCreatePixmapSurface( EGLDisplay dpy, EGLConfig config,
|
|
NativePixmapType pixmap,
|
|
const EGLint *attrib_list)
|
|
{
|
|
puts("agl2:eglCreatePixmapSurface");
|
|
return createPixmapSurface(dpy, config, pixmap, attrib_list);
|
|
}
|
|
|
|
EGLSurface eglCreatePbufferSurface( EGLDisplay dpy, EGLConfig config,
|
|
const EGLint *attrib_list)
|
|
{
|
|
puts("agl2:eglCreatePbufferSurface");
|
|
return createPbufferSurface(dpy, config, attrib_list);
|
|
}
|
|
|
|
EGLBoolean eglDestroySurface(EGLDisplay dpy, EGLSurface eglSurface)
|
|
{
|
|
puts("agl2:eglDestroySurface");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
if (eglSurface != EGL_NO_SURFACE) {
|
|
egl_surface_t* surface( static_cast<egl_surface_t*>(eglSurface) );
|
|
if (!surface->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (surface->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
if (surface->ctx) {
|
|
// FIXME: this surface is current check what the spec says
|
|
surface->disconnect();
|
|
surface->ctx = 0;
|
|
}
|
|
delete surface;
|
|
}
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglQuerySurface( EGLDisplay dpy, EGLSurface eglSurface,
|
|
EGLint attribute, EGLint *value)
|
|
{
|
|
puts("agl2:eglQuerySurface");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
egl_surface_t* surface = static_cast<egl_surface_t*>(eglSurface);
|
|
if (!surface->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (surface->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
EGLBoolean ret = EGL_TRUE;
|
|
switch (attribute) {
|
|
case EGL_CONFIG_ID:
|
|
ret = getConfigAttrib(dpy, surface->config, EGL_CONFIG_ID, value);
|
|
break;
|
|
case EGL_WIDTH:
|
|
*value = surface->getWidth();
|
|
break;
|
|
case EGL_HEIGHT:
|
|
*value = surface->getHeight();
|
|
break;
|
|
case EGL_LARGEST_PBUFFER:
|
|
// not modified for a window or pixmap surface
|
|
break;
|
|
case EGL_TEXTURE_FORMAT:
|
|
*value = EGL_NO_TEXTURE;
|
|
break;
|
|
case EGL_TEXTURE_TARGET:
|
|
*value = EGL_NO_TEXTURE;
|
|
break;
|
|
case EGL_MIPMAP_TEXTURE:
|
|
*value = EGL_FALSE;
|
|
break;
|
|
case EGL_MIPMAP_LEVEL:
|
|
*value = 0;
|
|
break;
|
|
case EGL_RENDER_BUFFER:
|
|
// TODO: return the real RENDER_BUFFER here
|
|
*value = EGL_BACK_BUFFER;
|
|
break;
|
|
case EGL_HORIZONTAL_RESOLUTION:
|
|
// pixel/mm * EGL_DISPLAY_SCALING
|
|
*value = surface->getHorizontalResolution();
|
|
break;
|
|
case EGL_VERTICAL_RESOLUTION:
|
|
// pixel/mm * EGL_DISPLAY_SCALING
|
|
*value = surface->getVerticalResolution();
|
|
break;
|
|
case EGL_PIXEL_ASPECT_RATIO: {
|
|
// w/h * EGL_DISPLAY_SCALING
|
|
int wr = surface->getHorizontalResolution();
|
|
int hr = surface->getVerticalResolution();
|
|
*value = (wr * EGL_DISPLAY_SCALING) / hr;
|
|
}
|
|
break;
|
|
case EGL_SWAP_BEHAVIOR:
|
|
*value = surface->getSwapBehavior();
|
|
break;
|
|
default:
|
|
ret = setError(EGL_BAD_ATTRIBUTE, EGL_FALSE);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
EGLContext eglCreateContext(EGLDisplay dpy, EGLConfig config,
|
|
EGLContext share_list, const EGLint *attrib_list)
|
|
{
|
|
puts("agl2:eglCreateContext");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_SURFACE);
|
|
|
|
GLES2Context* gl = new GLES2Context();//ogles_init(sizeof(egl_context_t));
|
|
if (!gl) return setError(EGL_BAD_ALLOC, EGL_NO_CONTEXT);
|
|
|
|
//egl_context_t* c = static_cast<egl_context_t*>(gl->rasterizer.base);
|
|
egl_context_t * c = &gl->egl;
|
|
c->flags = egl_context_t::NEVER_CURRENT;
|
|
c->dpy = dpy;
|
|
c->config = config;
|
|
c->read = 0;
|
|
c->draw = 0;
|
|
|
|
c->frame = 0;
|
|
c->lastSwapTime = clock();
|
|
c->accumulateSeconds = 0;
|
|
return (EGLContext)gl;
|
|
}
|
|
|
|
EGLBoolean eglDestroyContext(EGLDisplay dpy, EGLContext ctx)
|
|
{
|
|
puts("agl2:eglDestroyContext");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
if (c->flags & egl_context_t::IS_CURRENT)
|
|
setGlThreadSpecific(0);
|
|
//ogles_uninit((GLES2Context*)ctx);
|
|
delete (GLES2Context*)ctx;
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglMakeCurrent( EGLDisplay dpy, EGLSurface draw,
|
|
EGLSurface read, EGLContext ctx)
|
|
{
|
|
puts("agl2:eglMakeCurrent");
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
if (draw) {
|
|
egl_surface_t* s = (egl_surface_t*)draw;
|
|
if (!s->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (s->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: check that draw is compatible with the context
|
|
}
|
|
if (read && read!=draw) {
|
|
egl_surface_t* s = (egl_surface_t*)read;
|
|
if (!s->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (s->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: check that read is compatible with the context
|
|
}
|
|
|
|
EGLContext current_ctx = EGL_NO_CONTEXT;
|
|
|
|
if ((read == EGL_NO_SURFACE && draw == EGL_NO_SURFACE) && (ctx != EGL_NO_CONTEXT))
|
|
return setError(EGL_BAD_MATCH, EGL_FALSE);
|
|
|
|
if ((read != EGL_NO_SURFACE || draw != EGL_NO_SURFACE) && (ctx == EGL_NO_CONTEXT))
|
|
return setError(EGL_BAD_MATCH, EGL_FALSE);
|
|
|
|
if (ctx == EGL_NO_CONTEXT) {
|
|
// if we're detaching, we need the current context
|
|
current_ctx = (EGLContext)getGlThreadSpecific();
|
|
} else {
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
egl_surface_t* d = (egl_surface_t*)draw;
|
|
egl_surface_t* r = (egl_surface_t*)read;
|
|
if ((d && d->ctx && d->ctx != ctx) ||
|
|
(r && r->ctx && r->ctx != ctx)) {
|
|
// one of the surface is bound to a context in another thread
|
|
return setError(EGL_BAD_ACCESS, EGL_FALSE);
|
|
}
|
|
}
|
|
|
|
GLES2Context* gl = (GLES2Context*)ctx;
|
|
if (makeCurrent(gl) == 0) {
|
|
if (ctx) {
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
egl_surface_t* d = (egl_surface_t*)draw;
|
|
egl_surface_t* r = (egl_surface_t*)read;
|
|
|
|
if (c->draw) {
|
|
egl_surface_t* s = reinterpret_cast<egl_surface_t*>(c->draw);
|
|
s->disconnect();
|
|
}
|
|
if (c->read) {
|
|
// FIXME: unlock/disconnect the read surface too
|
|
}
|
|
|
|
c->draw = draw;
|
|
c->read = read;
|
|
|
|
if (c->flags & egl_context_t::NEVER_CURRENT) {
|
|
c->flags &= ~egl_context_t::NEVER_CURRENT;
|
|
GLint w = 0;
|
|
GLint h = 0;
|
|
if (draw) {
|
|
w = d->getWidth();
|
|
h = d->getHeight();
|
|
}
|
|
gl->rasterizer.interface.Viewport(&gl->rasterizer.interface, 0, 0, w, h);
|
|
//ogles_surfaceport(gl, 0, 0);
|
|
//ogles_viewport(gl, 0, 0, w, h);
|
|
//ogles_scissor(gl, 0, 0, w, h);
|
|
}
|
|
if (d) {
|
|
if (d->connect() == EGL_FALSE) {
|
|
return EGL_FALSE;
|
|
}
|
|
d->ctx = ctx;
|
|
d->bindDrawSurface(gl);
|
|
}
|
|
if (r) {
|
|
// FIXME: lock/connect the read surface too
|
|
r->ctx = ctx;
|
|
r->bindReadSurface(gl);
|
|
}
|
|
} else {
|
|
// if surfaces were bound to the context bound to this thread
|
|
// mark then as unbound.
|
|
if (current_ctx) {
|
|
egl_context_t* c = egl_context_t::context(current_ctx);
|
|
egl_surface_t* d = (egl_surface_t*)c->draw;
|
|
egl_surface_t* r = (egl_surface_t*)c->read;
|
|
if (d) {
|
|
c->draw = 0;
|
|
d->ctx = EGL_NO_CONTEXT;
|
|
d->disconnect();
|
|
}
|
|
if (r) {
|
|
c->read = 0;
|
|
r->ctx = EGL_NO_CONTEXT;
|
|
// FIXME: unlock/disconnect the read surface too
|
|
}
|
|
}
|
|
}
|
|
return EGL_TRUE;
|
|
}
|
|
return setError(EGL_BAD_ACCESS, EGL_FALSE);
|
|
}
|
|
|
|
EGLContext eglGetCurrentContext(void)
|
|
{
|
|
// eglGetCurrentContext returns the current EGL rendering context,
|
|
// as specified by eglMakeCurrent. If no context is current,
|
|
// EGL_NO_CONTEXT is returned.
|
|
return (EGLContext)getGlThreadSpecific();
|
|
}
|
|
|
|
EGLSurface eglGetCurrentSurface(EGLint readdraw)
|
|
{
|
|
// eglGetCurrentSurface returns the read or draw surface attached
|
|
// to the current EGL rendering context, as specified by eglMakeCurrent.
|
|
// If no context is current, EGL_NO_SURFACE is returned.
|
|
EGLContext ctx = (EGLContext)getGlThreadSpecific();
|
|
if (ctx == EGL_NO_CONTEXT) return EGL_NO_SURFACE;
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
if (readdraw == EGL_READ) {
|
|
return c->read;
|
|
} else if (readdraw == EGL_DRAW) {
|
|
return c->draw;
|
|
}
|
|
return setError(EGL_BAD_ATTRIBUTE, EGL_NO_SURFACE);
|
|
}
|
|
|
|
EGLDisplay eglGetCurrentDisplay(void)
|
|
{
|
|
// eglGetCurrentDisplay returns the current EGL display connection
|
|
// for the current EGL rendering context, as specified by eglMakeCurrent.
|
|
// If no context is current, EGL_NO_DISPLAY is returned.
|
|
EGLContext ctx = (EGLContext)getGlThreadSpecific();
|
|
if (ctx == EGL_NO_CONTEXT) return EGL_NO_DISPLAY;
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
return c->dpy;
|
|
}
|
|
|
|
EGLBoolean eglQueryContext( EGLDisplay dpy, EGLContext ctx,
|
|
EGLint attribute, EGLint *value)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
egl_context_t* c = egl_context_t::context(ctx);
|
|
switch (attribute) {
|
|
case EGL_CONFIG_ID:
|
|
// Returns the ID of the EGL frame buffer configuration with
|
|
// respect to which the context was created
|
|
return getConfigAttrib(dpy, c->config, EGL_CONFIG_ID, value);
|
|
}
|
|
return setError(EGL_BAD_ATTRIBUTE, EGL_FALSE);
|
|
}
|
|
|
|
EGLBoolean eglWaitGL(void)
|
|
{
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglWaitNative(EGLint engine)
|
|
{
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
egl_surface_t* d = static_cast<egl_surface_t*>(draw);
|
|
if (!d->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (d->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
// post the surface
|
|
d->swapBuffers();
|
|
|
|
// if it's bound to a context, update the buffer
|
|
if (d->ctx != EGL_NO_CONTEXT) {
|
|
d->bindDrawSurface((GLES2Context*)d->ctx);
|
|
// if this surface is also the read surface of the context
|
|
// it is bound to, make sure to update the read buffer as well.
|
|
// The EGL spec is a little unclear about this.
|
|
egl_context_t* c = egl_context_t::context(d->ctx);
|
|
if (c->read == draw) {
|
|
d->bindReadSurface((GLES2Context*)d->ctx);
|
|
}
|
|
clock_t time = clock();
|
|
float elapsed = (float)(time - c->lastSwapTime) / CLOCKS_PER_SEC;
|
|
c->accumulateSeconds += elapsed;
|
|
c->frame++;
|
|
// LOGD("agl2: eglSwapBuffers elapsed=%.2fms \n*", elapsed * 1000);
|
|
if (20 == c->frame) {
|
|
float avg = c->accumulateSeconds / c->frame;
|
|
LOGD("\n*\n* agl2: eglSwapBuffers %u frame avg fps=%.1f elapsed=%.2fms \n*",
|
|
c->frame, 1 / avg, avg * 1000);
|
|
c->frame = 0;
|
|
c->accumulateSeconds = 0;
|
|
}
|
|
c->lastSwapTime = time;
|
|
}
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglCopyBuffers( EGLDisplay dpy, EGLSurface surface,
|
|
NativePixmapType target)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: eglCopyBuffers()
|
|
return EGL_FALSE;
|
|
}
|
|
|
|
EGLint eglGetError(void)
|
|
{
|
|
return getError();
|
|
}
|
|
|
|
const char* eglQueryString(EGLDisplay dpy, EGLint name)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, (const char*)0);
|
|
|
|
switch (name) {
|
|
case EGL_VENDOR:
|
|
return gVendorString;
|
|
case EGL_VERSION:
|
|
return gVersionString;
|
|
case EGL_EXTENSIONS:
|
|
return gExtensionsString;
|
|
case EGL_CLIENT_APIS:
|
|
return gClientApiString;
|
|
}
|
|
return setError(EGL_BAD_PARAMETER, (const char *)0);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// EGL 1.1
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLBoolean eglSurfaceAttrib(
|
|
EGLDisplay dpy, EGLSurface surface, EGLint attribute, EGLint value)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: eglSurfaceAttrib()
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
}
|
|
|
|
EGLBoolean eglBindTexImage(
|
|
EGLDisplay dpy, EGLSurface surface, EGLint buffer)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: eglBindTexImage()
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
}
|
|
|
|
EGLBoolean eglReleaseTexImage(
|
|
EGLDisplay dpy, EGLSurface surface, EGLint buffer)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: eglReleaseTexImage()
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
}
|
|
|
|
EGLBoolean eglSwapInterval(EGLDisplay dpy, EGLint interval)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
// TODO: eglSwapInterval()
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// EGL 1.2
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLBoolean eglBindAPI(EGLenum api)
|
|
{
|
|
if (api != EGL_OPENGL_ES_API)
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLenum eglQueryAPI(void)
|
|
{
|
|
return EGL_OPENGL_ES_API;
|
|
}
|
|
|
|
EGLBoolean eglWaitClient(void)
|
|
{
|
|
glFinish();
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLBoolean eglReleaseThread(void)
|
|
{
|
|
// TODO: eglReleaseThread()
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
EGLSurface eglCreatePbufferFromClientBuffer(
|
|
EGLDisplay dpy, EGLenum buftype, EGLClientBuffer buffer,
|
|
EGLConfig config, const EGLint *attrib_list)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_SURFACE);
|
|
// TODO: eglCreatePbufferFromClientBuffer()
|
|
return setError(EGL_BAD_PARAMETER, EGL_NO_SURFACE);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// EGL_EGLEXT_VERSION 3
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void (*eglGetProcAddress (const char *procname))()
|
|
{
|
|
extention_map_t const * const map = gExtentionMap;
|
|
for (uint32_t i=0 ; i<NELEM(gExtentionMap) ; i++) {
|
|
if (!strcmp(procname, map[i].name)) {
|
|
return map[i].address;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
EGLBoolean eglLockSurfaceKHR(EGLDisplay dpy, EGLSurface surface,
|
|
const EGLint *attrib_list)
|
|
{
|
|
EGLBoolean result = EGL_FALSE;
|
|
return result;
|
|
}
|
|
|
|
EGLBoolean eglUnlockSurfaceKHR(EGLDisplay dpy, EGLSurface surface)
|
|
{
|
|
EGLBoolean result = EGL_FALSE;
|
|
return result;
|
|
}
|
|
|
|
EGLImageKHR eglCreateImageKHR(EGLDisplay dpy, EGLContext ctx, EGLenum target,
|
|
EGLClientBuffer buffer, const EGLint *attrib_list)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE) {
|
|
return setError(EGL_BAD_DISPLAY, EGL_NO_IMAGE_KHR);
|
|
}
|
|
if (ctx != EGL_NO_CONTEXT) {
|
|
return setError(EGL_BAD_CONTEXT, EGL_NO_IMAGE_KHR);
|
|
}
|
|
if (target != EGL_NATIVE_BUFFER_ANDROID) {
|
|
return setError(EGL_BAD_PARAMETER, EGL_NO_IMAGE_KHR);
|
|
}
|
|
|
|
android_native_buffer_t* native_buffer = (android_native_buffer_t*)buffer;
|
|
|
|
if (native_buffer->common.magic != ANDROID_NATIVE_BUFFER_MAGIC)
|
|
return setError(EGL_BAD_PARAMETER, EGL_NO_IMAGE_KHR);
|
|
|
|
if (native_buffer->common.version != sizeof(android_native_buffer_t))
|
|
return setError(EGL_BAD_PARAMETER, EGL_NO_IMAGE_KHR);
|
|
|
|
switch (native_buffer->format) {
|
|
case HAL_PIXEL_FORMAT_RGBA_8888:
|
|
case HAL_PIXEL_FORMAT_RGBX_8888:
|
|
case HAL_PIXEL_FORMAT_RGB_888:
|
|
case HAL_PIXEL_FORMAT_RGB_565:
|
|
case HAL_PIXEL_FORMAT_BGRA_8888:
|
|
case HAL_PIXEL_FORMAT_RGBA_5551:
|
|
case HAL_PIXEL_FORMAT_RGBA_4444:
|
|
break;
|
|
default:
|
|
return setError(EGL_BAD_PARAMETER, EGL_NO_IMAGE_KHR);
|
|
}
|
|
|
|
native_buffer->common.incRef(&native_buffer->common);
|
|
return (EGLImageKHR)native_buffer;
|
|
}
|
|
|
|
EGLBoolean eglDestroyImageKHR(EGLDisplay dpy, EGLImageKHR img)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE) {
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
}
|
|
|
|
android_native_buffer_t* native_buffer = (android_native_buffer_t*)img;
|
|
|
|
if (native_buffer->common.magic != ANDROID_NATIVE_BUFFER_MAGIC)
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
|
|
if (native_buffer->common.version != sizeof(android_native_buffer_t))
|
|
return setError(EGL_BAD_PARAMETER, EGL_FALSE);
|
|
|
|
native_buffer->common.decRef(&native_buffer->common);
|
|
|
|
return EGL_TRUE;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// ANDROID extensions
|
|
// ----------------------------------------------------------------------------
|
|
|
|
EGLBoolean eglSetSwapRectangleANDROID(EGLDisplay dpy, EGLSurface draw,
|
|
EGLint left, EGLint top, EGLint width, EGLint height)
|
|
{
|
|
if (egl_display_t::is_valid(dpy) == EGL_FALSE)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
egl_surface_t* d = static_cast<egl_surface_t*>(draw);
|
|
if (!d->isValid())
|
|
return setError(EGL_BAD_SURFACE, EGL_FALSE);
|
|
if (d->dpy != dpy)
|
|
return setError(EGL_BAD_DISPLAY, EGL_FALSE);
|
|
|
|
// post the surface
|
|
d->setSwapRectangle(left, top, width, height);
|
|
|
|
return EGL_TRUE;
|
|
}
|