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| 1 /* |
| 2 * Copyright 2014 Google Inc. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. |
| 6 */ |
| 7 |
| 8 #ifndef GrTracing_DEFINED |
| 9 #define GrTracing_DEFINED |
| 10 |
| 11 #include "GrDrawTarget.h" |
| 12 #include "GrTraceMarker.h" |
| 13 #include "SkTraceEvent.h" |
| 14 |
| 15 /** |
| 16 * Marker generation class used for adding and removing markers around code bloc
ks |
| 17 */ |
| 18 class GrGpuTraceMarkerGenerator : public ::SkNoncopyable { |
| 19 public: |
| 20 GrGpuTraceMarkerGenerator(GrDrawTarget* target) : fTarget(target) {} |
| 21 |
| 22 ~GrGpuTraceMarkerGenerator() { |
| 23 if (fTraceMarker.isValid()) { |
| 24 fTarget->removeGpuTraceMarker(fTraceMarker.get()); |
| 25 } |
| 26 } |
| 27 |
| 28 void initialize(const char* marker_str, int* marker_counter) { |
| 29 GrGpuTraceMarker* traceMarker = fTraceMarker.init(); |
| 30 traceMarker->fMarker = marker_str; |
| 31 traceMarker->fID = *marker_counter; |
| 32 fTarget->addGpuTraceMarker(traceMarker); |
| 33 } |
| 34 |
| 35 private: |
| 36 GrDrawTarget* fTarget; |
| 37 SkTLazy<GrGpuTraceMarker> fTraceMarker; |
| 38 }; |
| 39 |
| 40 /** |
| 41 * GR_CREATE_TRACE_MARKER will place begin and end trace markers for both |
| 42 * cpu and gpu (if gpu tracing enabled) for the current scope. |
| 43 * marker is of type const char* and target is of type GrDrawTarget* |
| 44 */ |
| 45 #define GR_CREATE_TRACE_MARKER(name, target) \ |
| 46 static const char* SK_MACRO_APPEND_LINE(static_name) = name; \ |
| 47 static int SK_MACRO_APPEND_LINE(name_counter) = 0; \ |
| 48 INTERNAL_GR_CREATE_TRACE_MARKER(SK_MACRO_APPEND_LINE(static_name), \ |
| 49 SK_MACRO_APPEND_LINE(name_counter), \ |
| 50 target) \ |
| 51 |
| 52 #define INTERNAL_GR_CREATE_TRACE_MARKER(name, name_counter, target) \ |
| 53 GR_CREATE_GPU_TRACE_MARKER(name, name_counter, target) \ |
| 54 TRACE_EVENT1(TRACE_DISABLED_BY_DEFAULT("skia.gpu"),name, \ |
| 55 "id", name_counter) \ |
| 56 sk_atomic_inc(&name_counter); \ |
| 57 |
| 58 #define GR_CREATE_GPU_TRACE_MARKER(name, name_counter, target) \ |
| 59 GrGpuTraceMarkerGenerator SK_MACRO_APPEND_LINE(TMG)(target); \ |
| 60 if (target->isGpuTracingEnabled()) { \ |
| 61 SK_MACRO_APPEND_LINE(TMG).initialize(name, &name_counter); \ |
| 62 } \ |
| 63 |
| 64 |
| 65 #endif |
| 66 |
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