Merge "[RenderEngine] Generalize RenderEngine instance creation methods."

#include <renderengine/RenderEngine.h>

#include <vector>

#include <cutils/properties.h>

#include <log/log.h>

#include <private/gui/SyncFeatures.h>

#include <renderengine/Image.h>

#include <renderengine/Mesh.h>

#include <renderengine/Surface.h>

#include <ui/Rect.h>

#include <ui/Region.h>

#include <utils/KeyedVector.h>

#include "gl/GLES20RenderEngine.h"

#include "gl/GLExtensions.h"

#include "gl/ProgramCache.h"

using namespace android::renderengine::gl;

extern "C" EGLAPI const char* eglQueryStringImplementationANDROID(EGLDisplay dpy, EGLint name);

namespace android {

namespace renderengine {

std::unique_ptr<impl::RenderEngine> RenderEngine::create(int hwcFormat, uint32_t featureFlags) {

    char prop[PROPERTY_VALUE_MAX];

    property_get(PROPERTY_DEBUG_RENDERENGINE_BACKEND, prop, "gles");

    if (strcmp(prop, "gles") == 0) {

        ALOGD("RenderEngine GLES Backend");

        return renderengine::gl::GLES20RenderEngine::create(hwcFormat, featureFlags);

    }

    ALOGE("UNKNOWN BackendType: %s, create GLES RenderEngine.", prop);

    return renderengine::gl::GLES20RenderEngine::create(hwcFormat, featureFlags);

}

#include <sys/types.h>

#include <memory>

#include <EGL/egl.h>

#include <EGL/eglext.h>

#include <android-base/unique_fd.h>

#include <math/mat4.h>

#include <renderengine/Framebuffer.h>

#include <ui/GraphicTypes.h>

#include <ui/Transform.h>

#define EGL_NO_CONFIG ((EGLConfig)0)

/**

 * Allows to set RenderEngine backend to GLES (default) or Vulkan (NOT yet supported).

 */

#define PROPERTY_DEBUG_RENDERENGINE_BACKEND "debug.renderengine.backend"

struct ANativeWindowBuffer;

    virtual void fillRegionWithColor(const Region& region, uint32_t height, float red, float green,

                                     float blue, float alpha) = 0;

    // common to all GL versions

    virtual void setScissor(uint32_t left, uint32_t bottom, uint32_t right, uint32_t top) = 0;

    virtual void disableScissor() = 0;

    virtual void genTextures(size_t count, uint32_t* names) = 0;