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dump HWC state in dumpsys

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Change-Id: Ifbb38ca1ac9685776250e01c8d02021b35af72cf
This commit is contained in:
Mathias Agopian 2010-09-23 18:13:21 -07:00
parent b8ffcbcbb0
commit 8372785879
3 changed files with 27 additions and 0 deletions
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21
services/surfaceflinger/DisplayHardware/HWComposer.cpp
View File

@ -21,6 +21,7 @@
#include <sys/types.h>
#include <utils/Errors.h>
#include <utils/String8.h>
#include <hardware/hardware.h>
@ -100,5 +101,25 @@ hwc_layer_t* HWComposer::getLayers() const {
return mList ? mList->hwLayers : 0;
}
void HWComposer::dump(String8& result, char* buffer, size_t SIZE) const {
if (mHwc && mList) {
result.append("Hardware Composer state:\n");
snprintf(buffer, SIZE, " numHwLayers=%u, flags=%08x\n",
mList->numHwLayers, mList->flags);
result.append(buffer);
for (size_t i=0 ; i<mList->numHwLayers ; i++) {
const hwc_layer_t& l(mList->hwLayers[i]);
snprintf(buffer, SIZE, " %8s | %08x | %08x | %02x | %04x | [%5d,%5d,%5d,%5d] | [%5d,%5d,%5d,%5d]\n",
l.compositionType ? "OVERLAY" : "FB",
l.hints, l.flags, l.transform, l.blending,
l.sourceCrop.left, l.sourceCrop.top, l.sourceCrop.right, l.sourceCrop.bottom,
l.displayFrame.left, l.displayFrame.top, l.displayFrame.right, l.displayFrame.bottom);
result.append(buffer);
}
}
}
// ---------------------------------------------------------------------------
}; // namespace android

5
services/surfaceflinger/DisplayHardware/HWComposer.h
View File

@ -27,6 +27,8 @@
namespace android {
// ---------------------------------------------------------------------------
class String8;
class HWComposer
{
public:
@ -54,6 +56,9 @@ public:
size_t getNumLayers() const;
hwc_layer_t* getLayers() const;
// for debugging
void dump(String8& out, char* scratch, size_t SIZE) const;
private:
hw_module_t const* mModule;
hwc_composer_device_t* mHwc;

1
services/surfaceflinger/SurfaceFlinger.cpp
View File

@ -1533,6 +1533,7 @@ status_t SurfaceFlinger::dump(int fd, const Vector<String16>& args)
hwc.initCheck()==NO_ERROR ? "present" : "not present",
mDebugDisableHWC ? "disabled" : "enabled");
result.append(buffer);
hwc.dump(result, buffer, SIZE);
const GraphicBufferAllocator& alloc(GraphicBufferAllocator::get());
alloc.dump(result);