Increase the amount of debug information printed out by batches

Untangling MDB bugs requires more information. In particular the render targets.

BUG=skia:4094
TBR=bsalomon@google.com

Review URL: https://codereview.chromium.org/1443763002

2 files changed, 14 insertions, 0 deletions

diff --git a/include/gpu/GrProcessor.h b/include/gpu/GrProcessor.h
index 7c24f549f0..9b5db5e033 100644
--- a/include/gpu/GrProcessor.h
+++ b/include/gpu/GrProcessor.h
@@ -13,6 +13,7 @@
 #include "GrProgramElement.h"
 #include "GrTextureAccess.h"
 #include "SkMath.h"
+#include "SkString.h"
 
 class GrContext;
 class GrCoordTransform;
@@ -62,6 +63,13 @@ public:
         in generated shader code. */
     virtual const char* name() const = 0;
 
+    // Human-readable dump of all information 
+    virtual SkString dumpInfo() const {
+        SkString str;
+        str.appendf("Missing data");
+        return str;
+    }
+
     int numTextures() const { return fTextureAccesses.count(); }
 
     /** Returns the access pattern for the texture at index. index must be valid according to
diff --git a/include/gpu/effects/GrConstColorProcessor.h b/include/gpu/effects/GrConstColorProcessor.h
index c9686b6499..679533eac5 100644
--- a/include/gpu/effects/GrConstColorProcessor.h
+++ b/include/gpu/effects/GrConstColorProcessor.h
@@ -32,6 +32,12 @@ public:
 
     const char* name() const override { return "Color"; }
 
+    SkString dumpInfo() const override {
+        SkString str;
+        str.appendf("Color: 0x%08x", fColor);
+        return str;
+    }
+
     GrColor color() const { return fColor; }
 
     InputMode inputMode() const { return fMode; }