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-rw-r--r--libs/hwui/Matrix.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/libs/hwui/Matrix.cpp b/libs/hwui/Matrix.cpp
index 87add17..a924362 100644
--- a/libs/hwui/Matrix.cpp
+++ b/libs/hwui/Matrix.cpp
@@ -73,6 +73,11 @@ bool Matrix4::isIdentity() const {
return mIsIdentity;
}
+bool Matrix4::isPerspective() const {
+ return data[kPerspective0] != 0.0f || data[kPerspective1] != 0.0f ||
+ data[kPerspective2] != 1.0f;
+}
+
void Matrix4::load(const float* v) {
memcpy(data, v, sizeof(data));
// TODO: Do something smarter here