am a0dc8da2: Merge "DO NOT MERGE Send WebView the current transform and... (e68dc157) · Commits · e / os / android_frameworks_base

include/private/hwui/DrawGlInfo.h

0 → 100644

+50 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2011 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 ANDROID_HWUI_DRAW_GL_INFO_H
		#define ANDROID_HWUI_DRAW_GL_INFO_H

		namespace android {
		namespace uirenderer {

		/**
		* Structure used by OpenGLRenderer::callDrawGLFunction() to pass and
		* receive data from OpenGL functors.
		*/
		struct DrawGlInfo {
		// Input: current clip rect
		int clipLeft;
		int clipTop;
		int clipRight;
		int clipBottom;

		// Input: is the render target an FBO
		bool isLayer;

		// Input: current transform matrix, in OpenGL format
		float transform[16];

		// Output: dirty region to redraw
		float dirtyLeft;
		float dirtyTop;
		float dirtyRight;
		float dirtyBottom;
		}; // struct DrawGlInfo

		}; // namespace uirenderer
		}; // namespace android

		#endif // ANDROID_HWUI_DRAW_GL_INFO_H

+11 −21

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		@@ -26,6 +26,8 @@
		#include <utils/Log.h>
		#include <utils/StopWatch.h>

		#include <private/hwui/DrawGlInfo.h>

		#include <ui/Rect.h>

		#include "OpenGLRenderer.h"
		@@ -227,30 +229,18 @@ bool OpenGLRenderer::callDrawGLFunction(Functor *functor, Rect& dirty) {
		}
		#endif

		struct {
		// Input: current clip rect
		int clipLeft;
		int clipTop;
		int clipRight;
		int clipBottom;

		// Output: dirty region to redraw
		float dirtyLeft;
		float dirtyTop;
		float dirtyRight;
		float dirtyBottom;
		} constraints;

		constraints.clipLeft = clip.left;
		constraints.clipTop = clip.top;
		constraints.clipRight = clip.right;
		constraints.clipBottom = clip.bottom;
		DrawGlInfo info;
		info.clipLeft = clip.left;
		info.clipTop = clip.top;
		info.clipRight = clip.right;
		info.clipBottom = clip.bottom;
		info.isLayer = hasLayer();
		getSnapshot()->transform->copyTo(&info.transform[0]);

		status_t result = (*functor)(0, &constraints);
		status_t result = (*functor)(0, &info);

		if (result != 0) {
		Rect localDirty(constraints.dirtyLeft, constraints.dirtyTop,
		constraints.dirtyRight, constraints.dirtyBottom);
		Rect localDirty(info.dirtyLeft, info.dirtyTop, info.dirtyRight, info.dirtyBottom);
		dirty.unionWith(localDirty);
		}