add DeviceInfo (b2442896) · Commits · e / os / android_frameworks_base

libs/hwui/Android.mk

+2 −0

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		@@ -39,6 +39,7 @@ hwui_src_files := \
		DamageAccumulator.cpp \
		DeferredDisplayList.cpp \
		DeferredLayerUpdater.cpp \
		DeviceInfo.cpp \
		DisplayList.cpp \
		DisplayListCanvas.cpp \
		Dither.cpp \
		@@ -204,6 +205,7 @@ LOCAL_SRC_FILES += \
		unit_tests/CanvasStateTests.cpp \
		unit_tests/ClipAreaTests.cpp \
		unit_tests/DamageAccumulatorTests.cpp \
		unit_tests/DeviceInfoTests.cpp \
		unit_tests/FatVectorTests.cpp \
		unit_tests/LayerUpdateQueueTests.cpp \
		unit_tests/LinearAllocatorTests.cpp \

0 → 100644

+48 −0

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		/*
		* Copyright (C) 2015 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 <DeviceInfo.h>

		#include "Extensions.h"

		#include <GLES2/gl2.h>

		#include <thread>
		#include <mutex>

		namespace android {
		namespace uirenderer {

		static DeviceInfo* sDeviceInfo = nullptr;
		static std::once_flag sInitializedFlag;

		const DeviceInfo* DeviceInfo::get() {
		return sDeviceInfo;
		}

		void DeviceInfo::initialize() {
		std::call_once(sInitializedFlag, []() {
		sDeviceInfo = new DeviceInfo();
		sDeviceInfo->load();
		});
		}

		void DeviceInfo::load() {
		mExtensions.load();
		glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize);
		}

		} /* namespace uirenderer */
		} /* namespace android */

0 → 100644

+54 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2015 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.
		*/
		#ifndef DEVICEINFO_H
		#define DEVICEINFO_H

		#include "Extensions.h"
		#include "utils/Macros.h"

		namespace android {
		namespace uirenderer {

		class DeviceInfo {
		PREVENT_COPY_AND_ASSIGN(DeviceInfo);
		public:
		// returns nullptr if DeviceInfo is not initialized yet
		// Note this does not have a memory fence so it's up to the caller
		// to use one if required. Normally this should not be necessary
		static const DeviceInfo* get();

		// only call this after GL has been initialized, or at any point if compiled
		// with HWUI_NULL_GPU
		static void initialize();

		const Extensions& extensions() const { return mExtensions; }

		int maxTextureSize() const { return mMaxTextureSize; }

		private:
		DeviceInfo() {}
		~DeviceInfo() {}

		void load();

		Extensions mExtensions;
		int mMaxTextureSize;
		};

		} /* namespace uirenderer */
		} /* namespace android */

		#endif /* DEVICEINFO_H */

+2 −2

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		@@ -35,8 +35,8 @@ namespace uirenderer {
		#endif


		Extensions::Extensions() {
		StringCollection extensions((const char*) glGetString(GL_EXTENSIONS));
		void Extensions::load() {
		auto extensions = StringUtils::split((const char*) glGetString(GL_EXTENSIONS));
		mHasNPot = extensions.has("GL_OES_texture_npot");
		mHasFramebufferFetch = extensions.has("GL_NV_shader_framebuffer_fetch");
		mHasDiscardFramebuffer = extensions.has("GL_EXT_discard_framebuffer");

+5 −2

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		@@ -19,6 +19,9 @@

		#include <cutils/compiler.h>

		#include <string>
		#include <unordered_set>

		namespace android {
		namespace uirenderer {

		@@ -26,9 +29,9 @@ namespace uirenderer {
		// Classes
		///////////////////////////////////////////////////////////////////////////////

		class ANDROID_API Extensions {
		class Extensions {
		public:
		Extensions();
		void load();

		inline bool hasNPot() const { return mHasNPot; }
		inline bool hasFramebufferFetch() const { return mHasFramebufferFetch; }