1 files changed, 39 insertions, 0 deletions
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp
index a0cf5f5da8..efa8e8c610 100644
--- a/src/gpu/GrContext.cpp
+++ b/src/gpu/GrContext.cpp
@@ -26,6 +26,7 @@
 #include "GrTracing.h"
 #include "SkConvertPixels.h"
 #include "SkGr.h"
+#include "SkJSONWriter.h"
 #include "SkUnPreMultiplyPriv.h"
 #include "effects/GrConfigConversionEffect.h"
 #include "text/GrTextBlobCache.h"
@@ -993,3 +994,41 @@ void GrContext::dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const {
     ASSERT_SINGLE_OWNER
     fResourceCache->dumpMemoryStatistics(traceMemoryDump);
 }
+
+//////////////////////////////////////////////////////////////////////////////
+
+SkString GrContext::dump() const {
+    SkDynamicMemoryWStream stream;
+    SkJSONWriter writer(&stream, SkJSONWriter::Mode::kPretty);
+    writer.beginObject();
+
+    static const char* kBackendStr[] = {
+        "Metal",
+        "OpenGL",
+        "Vulkan",
+        "Mock",
+    };
+    GR_STATIC_ASSERT(0 == kMetal_GrBackend);
+    GR_STATIC_ASSERT(1 == kOpenGL_GrBackend);
+    GR_STATIC_ASSERT(2 == kVulkan_GrBackend);
+    GR_STATIC_ASSERT(3 == kMock_GrBackend);
+    writer.appendString("backend", kBackendStr[fBackend]);
+
+    writer.appendName("caps");
+    fCaps->dumpJSON(&writer);
+
+    writer.appendName("gpu");
+    fGpu->dumpJSON(&writer);
+
+    // Flush JSON to the memory stream
+    writer.endObject();
+    writer.flush();
+
+    // Null terminate the JSON data in the memory stream
+    stream.write8(0);
+
+    // Allocate a string big enough to hold all the data, then copy out of the stream
+    SkString result(stream.bytesWritten());
+    stream.copyToAndReset(result.writable_str());
+    return result;
+}