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/*
* Copyright Samsung Electronics Co.,LTD.
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <algorithm>
#include <log/log.h>
#include <hardware/exynos/acryl.h>
#include "acrylic_internal.h"
Acrylic::Acrylic(const HW2DCapability &capability)
: mCapability(capability), mHasBackgroundColor(false),
mMaxTargetLuminance(100), mMinTargetLuminance(0), mTargetDisplayInfo(nullptr),
mCanvas(this, AcrylicCanvas::CANVAS_TARGET)
{
ALOGD_TEST("Created a new Acrylic on %p", this);
}
Acrylic::~Acrylic()
{
mCanvas.disconnectLayer();
for (auto layer: mLayers) {
layer->disconnectLayer();
removeTransitData(layer);
}
ALOGD_TEST("Destroyed Acrylic on %p", this);
}
AcrylicLayer *Acrylic::createLayer()
{
if (mLayers.size() >= getCapabilities().maxLayerCount()) {
ALOGE("Full of composit layer: current %zu, max %u",
mLayers.size() , getCapabilities().maxLayerCount());
return NULL;
}
auto *layer = new AcrylicLayer(this);
if (!layer) {
ALOGE("Failed to create a new compositing layer");
return NULL;
}
mLayers.push_back(layer);
ALOGD_TEST("A new Acrylic layer is created. Total %zd layers", mLayers.size());
return layer;
}
void Acrylic::removeLayer(AcrylicLayer *layer)
{
auto it = find(std::begin(mLayers), std::end(mLayers), layer);
if (it == std::end(mLayers)) {
ALOGE("Deleting an unregistered layer");
} else {
removeTransitData(*it);
mLayers.erase(it);
}
}
int Acrylic::prioritize(int priority)
{
if ((priority < -1) || (priority > 15)) {
ALOGE("Invalid priority %d", priority);
return -1;
}
return 0;
}
bool Acrylic::requestPerformanceQoS(AcrylicPerformanceRequest __unused *request)
{
return true;
}
bool Acrylic::setHDRToneMapCoefficients(uint32_t __unused *matrix[2], int __unused num_elements)
{
return true;
}
bool Acrylic::validateAllLayers()
{
const HW2DCapability &cap = getCapabilities();
if (!mCanvas.isSettingOkay()) {
ALOGE("Incomplete settting (flags: %#x) on the target layer",
mCanvas.getSettingFlags());
return false;
}
if (mCanvas.isCompressed() && !cap.isFeatureSupported(HW2DCapability::FEATURE_AFBC_ENCODE)) {
ALOGE("AFBC encoding is not supported");
return false;
}
if (mCanvas.isUOrder() && !cap.isFeatureSupported(HW2DCapability::FEATURE_UORDER_WRITE)) {
ALOGE("Writing in U-Order is not supported");
return false;
}
bool prot = false;
hw2d_rect_t rect;
hw2d_coord_t xy = mCanvas.getImageDimension();
for (auto layer: mLayers) {
if (!layer->isSettingOkay()) {
ALOGE("Incomplete settting (flags: %#x) on a layer of %zu layers",
layer->getSettingFlags(), mLayers.size());
return false;
}
if (layer->isCompressed() && !cap.isFeatureSupported(HW2DCapability::FEATURE_AFBC_DECODE)) {
ALOGE("AFBC decoding is not supported");
return false;
}
if (layer->isUOrder() && !cap.isFeatureSupported(HW2DCapability::FEATURE_UORDER_READ)) {
ALOGE("Reading a texture in U-Order is not supported");
return false;
}
if ((layer->getPlaneAlpha() != 255) && !cap.isFeatureSupported(HW2DCapability::FEATURE_PLANE_ALPHA)) {
ALOGE("Plane alpha is not supported but given %u for plane alpha", layer->getPlaneAlpha());
return false;
}
rect = layer->getTargetRect();
if (area_is_zero(rect)) {
// If no target area is specified to a source layer,
// the entire region of the target image becomes the target area.
// Then, check the scaling capability
hw2d_rect_t ir = layer->getImageRect();
if (!!(layer->getCompositAttr() & AcrylicLayer::ATTR_NORESAMPLING)) {
if (!cap.supportedResizing(ir.size, xy, layer->getTransform())) {
ALOGE("Unsupported resizing from %dx%d@(%d,%d) --> Target %dx%d with transform %d",
ir.size.hori, ir.size.vert, ir.pos.hori, ir.pos.vert,
xy.hori, xy.vert, layer->getTransform());
return false;
}
} else {
if (!cap.supportedResampling(ir.size, xy, layer->getTransform())) {
ALOGE("Unsupported scaling from %dx%d@(%d,%d) --> Target %dx%d with transform %d",
ir.size.hori, ir.size.vert, ir.pos.hori, ir.pos.vert,
xy.hori, xy.vert, layer->getTransform());
return false;
}
}
} else if (rect > xy) {
ALOGE("Target area %dx%d@(%d,%d) of a layer of %zu layers is out of bound (%dx%d)",
rect.size.hori, rect.size.vert, rect.pos.hori, rect.pos.vert,
mLayers.size(), xy.hori, xy.vert);
return false;
}
prot = prot || layer->isProtected();
}
if (prot && !mCanvas.isProtected()) {
ALOGE("Target image is not protected while a source layer is protected");
return false;
}
return true;
}
void Acrylic::sortLayers()
{
std::sort(std::begin(mLayers), std::end(mLayers), [] (auto l1, auto l2) { return l1->getZOrder() < l2->getZOrder(); });
}
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