diff options
| author | 2009-09-30 17:36:20 -0700 | |
|---|---|---|
| committer | 2009-09-30 17:40:06 -0700 | |
| commit | e9ad9a719dc66437ddf021d13e6ca736a23b5413 (patch) | |
| tree | eaf8a1b1da324af59924a0d49eb6db36cae5b27c /libs/rs/rsProgramVertex.cpp | |
| parent | 5eb7c9d3e880032972c0d03dd34d9432fa7c719d (diff) | |
Implement screen aligned bitmap drawing support.
Diffstat (limited to 'libs/rs/rsProgramVertex.cpp')
| -rw-r--r-- | libs/rs/rsProgramVertex.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/libs/rs/rsProgramVertex.cpp b/libs/rs/rsProgramVertex.cpp index 9bfa6022ae6e..eea8b3b67068 100644 --- a/libs/rs/rsProgramVertex.cpp +++ b/libs/rs/rsProgramVertex.cpp @@ -121,7 +121,14 @@ void ProgramVertex::setTextureMatrix(const rsc_Matrix *m) const mDirty = true; } - +void ProgramVertex::transformToScreen(const Context *rsc, float *v4out, const float *v3in) const +{ + float *f = static_cast<float *>(mConstants->getPtr()); + Matrix mvp; + mvp.loadMultiply((Matrix *)&f[RS_PROGRAM_VERTEX_MODELVIEW_OFFSET], + (Matrix *)&f[RS_PROGRAM_VERTEX_PROJECTION_OFFSET]); + mvp.vectorMultiply(v4out, v3in); +} ProgramVertexState::ProgramVertexState() { |