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| author | Romain Guy <romainguy@google.com> | 2010-10-12 15:59:26 -0700 |
|---|---|---|
| committer | Romain Guy <romainguy@google.com> | 2010-10-12 15:59:26 -0700 |
| commit | 4bb942083a0d4db746adf95349108dd8ef842e32 (patch) | |
| tree | 7707bc9551f3db4ad0561c30c73293e4a0edfbf2 /libs/hwui/Matrix.cpp | |
| parent | 5a3b8e698e276839e502dcf41894b56ad59695c3 (diff) | |
| download | frameworks_base-4bb942083a0d4db746adf95349108dd8ef842e32.zip frameworks_base-4bb942083a0d4db746adf95349108dd8ef842e32.tar.gz frameworks_base-4bb942083a0d4db746adf95349108dd8ef842e32.tar.bz2 | |
Optimize 9patch rendering.
This change detects empty quads in 9patches and removes them from
the mesh to avoid unnecessary blending.
Change-Id: I4500566fb4cb6845d64dcb59b522c0be7a0ec704
Diffstat (limited to 'libs/hwui/Matrix.cpp')
| -rw-r--r-- | libs/hwui/Matrix.cpp | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/libs/hwui/Matrix.cpp b/libs/hwui/Matrix.cpp index 219fd5e..5502e66 100644 --- a/libs/hwui/Matrix.cpp +++ b/libs/hwui/Matrix.cpp @@ -24,6 +24,7 @@ #include <SkMatrix.h> +#include "utils/Compare.h" #include "Matrix.h" namespace android { @@ -53,9 +54,6 @@ void Matrix4::loadIdentity() { mSimpleMatrix = true; } -#define EPSILON 0.00001f -#define almost(u, v) (fabs((u) - (v)) < EPSILON) - bool Matrix4::changesBounds() { return !(almost(data[0], 1.0f) && almost(data[1], 0.0f) && almost(data[2], 0.0f) && almost(data[4], 0.0f) && almost(data[5], 1.0f) && almost(data[6], 0.0f) && |