Add function to GrProxyProvider to lazily upload mip map data

Bug: skia:
Change-Id: I906207727242bed8a109bf3ca10b5a6e8e4b952e
Reviewed-on: https://skia-review.googlesource.com/104581
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/gpu/GrProxyProvider.h b/src/gpu/GrProxyProvider.h
index c5191a681c..aa1d991fae 100644
--- a/src/gpu/GrProxyProvider.h
+++ b/src/gpu/GrProxyProvider.h
@@ -18,6 +18,7 @@ class GrCaps;
 class GrResourceProvider;
 class GrSingleOwner;
 class GrBackendRenderTarget;
+class SkBitmap;
 class SkImage;
 
 /*
@@ -110,6 +111,12 @@ public:
     sk_sp<GrTextureProxy> createMipMapProxy(const GrSurfaceDesc&, SkBudgeted);
 
     /*
+     * Creates a new mipmapped texture proxy for the bitmap with mip levels generated by the cpu.
+     */
+    sk_sp<GrTextureProxy> createMipMapProxyFromBitmap(const SkBitmap& bitmap,
+                                                      SkColorSpace* dstColorSpace);
+
+    /*
      * Create a GrSurfaceProxy without any data.
      */
     sk_sp<GrTextureProxy> createProxy(const GrSurfaceDesc&, SkBackingFit, SkBudgeted,