Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 8d4aeb71 authored by Romain Guy's avatar Romain Guy
Browse files

Add a render buffer cache to reuse stencil buffers 

Bug #7146141

This new cache is used in a similar way to LayerCache. It helps
reuse already allocated stencil buffers and thus avoid churning
memory on every frame.

Change-Id: I19551d72da52c40039e65904563600e492c8b193
parent d1a84242

core/java/android/view/HardwareRenderer.java

+1 −1
Original line number Diff line number Diff line
@@ -48,7 +48,7 @@ import java.util.concurrent.locks.ReentrantLock; 
import static javax.microedition.khronos.egl.EGL10.*;



/**

 * Interface for rendering a ViewAncestor using hardware acceleration.

 * Interface for rendering a view hierarchy using hardware acceleration.

 * 

 * @hide

 */

libs/hwui/Android.mk

+1 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ ifeq ($(USE_OPENGL_RENDERER),true) 
		PathTessellator.cpp \

		Program.cpp \

		ProgramCache.cpp \

		RenderBufferCache.cpp \

		ResourceCache.cpp \

		ShapeCache.cpp \

		SkiaColorFilter.cpp \

libs/hwui/Caches.cpp

+4 −0
Original line number Diff line number Diff line
@@ -186,6 +186,8 @@ void Caches::dumpMemoryUsage(String8 &log) { 
            textureCache.getSize(), textureCache.getMaxSize());

    log.appendFormat("  LayerCache           %8d / %8d\n",

            layerCache.getSize(), layerCache.getMaxSize());

    log.appendFormat("  RenderBufferCache    %8d / %8d\n",

            renderBufferCache.getSize(), renderBufferCache.getMaxSize());

    log.appendFormat("  GradientCache        %8d / %8d\n",

            gradientCache.getSize(), gradientCache.getMaxSize());

    log.appendFormat("  PathCache            %8d / %8d\n",
@@ -215,6 +217,7 @@ void Caches::dumpMemoryUsage(String8 &log) { 
    uint32_t total = 0;

    total += textureCache.getSize();

    total += layerCache.getSize();

    total += renderBufferCache.getSize();

    total += gradientCache.getSize();

    total += pathCache.getSize();

    total += dropShadowCache.getSize();
@@ -298,6 +301,7 @@ void Caches::flush(FlushMode mode) { 
            // fall through

        case kFlushMode_Layers:

            layerCache.clear();

            renderBufferCache.clear();

            break;

    }

libs/hwui/Caches.h

+2 −0
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include "GammaFontRenderer.h"

#include "TextureCache.h"

#include "LayerCache.h"

#include "RenderBufferCache.h"

#include "GradientCache.h"

#include "PatchCache.h"

#include "ProgramCache.h"
@@ -249,6 +250,7 @@ public: 


    TextureCache textureCache;

    LayerCache layerCache;

    RenderBufferCache renderBufferCache;

    GradientCache gradientCache;

    ProgramCache programCache;

    PathCache pathCache;

libs/hwui/Debug.h

+3 −0
Original line number Diff line number Diff line
@@ -44,6 +44,9 @@ 
// Turn on to display info about layers

#define DEBUG_LAYERS 0



// Turn on to display info about render buffers

#define DEBUG_RENDER_BUFFERS 0



// Turn on to make stencil operations easier to debug

#define DEBUG_STENCIL 0