Mercurial > MadButterfly
changeset 514:663d361eb3b8 Android_Skia
Set perspective of 3x3 matrix when translate MB matrix to SkMatrix.
perspective values are used to calculate a z-aix value to map a point
from 3D space to 2D canvas.
| author | Thinker K.F. Li <thinker@branda.to> |
|---|---|
| date | Tue, 01 Dec 2009 22:55:27 +0800 |
| parents | 6394a1e33b2f |
| children | ccc6bdc7e5a0 |
| files | src/graph_engine_skia.cpp |
| diffstat | 1 files changed, 3 insertions(+), 0 deletions(-) [+] |
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--- a/src/graph_engine_skia.cpp Tue Dec 01 22:55:27 2009 +0800 +++ b/src/graph_engine_skia.cpp Tue Dec 01 22:55:27 2009 +0800 @@ -108,6 +108,9 @@ (sk).setSkewY(CO_AIX_2_SKSCALAR((mb)[3])); \ (sk).setScaleY(CO_AIX_2_SKSCALAR((mb)[4])); \ (sk).setTranslateY(CO_AIX_2_SKSCALAR((mb)[5])); \ + (sk).setPerspX(0); \ + (sk).setPerspY(0); \ + (sk).set(SkMatrix::kMPersp2, 1); \ } #define SKMATRIX_2_MB_MATRIX(mb, sk) { \ (mb)[0] = SKSCALAR_2_CO_AIX((sk).getScaleX()); \