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* Copyright 2018 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
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* See the License for the specific language governing permissions and
* limitations under the License.
#pragma once
#include <math/mat4.h>
#include <ui/GraphicTypes.h>
#include <ui/Rect.h>
#include <ui/Region.h>
#include <ui/Transform.h>
namespace android {
namespace renderengine {
// DisplaySettings contains the settings that are applicable when drawing all
// layers for a given display.
struct DisplaySettings {
// Rectangle describing the physical display. We will project from the
// logical clip onto this rectangle.
Rect physicalDisplay = Rect::INVALID_RECT;
// Rectangle bounded by the x,y- clipping planes in the logical display, so
// that the orthographic projection matrix can be computed. When
// constructing this matrix, z-coordinate bound are assumed to be at z=0 and
// z=1.
Rect clip = Rect::INVALID_RECT;
// Global transform to apply to all layers.
mat4 globalTransform = mat4();
// Maximum luminance pulled from the display's HDR capabilities.
float maxLuminance = 1.0f;
// Output dataspace that will be populated if wide color gamut is used, or
// DataSpace::UNKNOWN otherwise.
ui::Dataspace outputDataspace = ui::Dataspace::UNKNOWN;
// Additional color transform to apply in linear space after transforming
// to the output dataspace.
mat4 colorTransform = mat4();
// Region that will be cleared to (0, 0, 0, 1) prior to rendering.
// RenderEngine will transform the clearRegion passed in here, by
// globalTransform, so that it will be in the same coordinate space as the
// rendered layers.
Region clearRegion = Region::INVALID_REGION;
// The orientation of the physical display.
uint32_t orientation = ui::Transform::ROT_0;
} // namespace renderengine
} // namespace android