diff options
Diffstat (limited to 'rotord')
| -rw-r--r-- | rotord/src/nodes_transform.h | 39 |
1 files changed, 28 insertions, 11 deletions
diff --git a/rotord/src/nodes_transform.h b/rotord/src/nodes_transform.h index 8b94d33..d54b683 100644 --- a/rotord/src/nodes_transform.h +++ b/rotord/src/nodes_transform.h @@ -55,7 +55,7 @@ namespace Rotor { float tY=parameters["transformY"]->value; float oX=parameters["originX"]->value; float oY=parameters["originY"]->value; - float r=parameters["rotation"]->value; + float r=(parameters["rotation"]->value/180)*3.1415926f; float s=parameters["scale"]->value; //do opencv transform @@ -90,29 +90,46 @@ namespace Rotor { for (int i=0;i<3;i++){ dstTri[i].x=srcTri[i].x+(tX*image.w); dstTri[i].y=srcTri[i].y+(tY*image.w); //use w for equiv coords + //rotate and scale around centre + //transform to centre + dstTri[i].x-=(oX*image.w); + dstTri[i].y-=(oY*image.w); + + dstTri[i].x*=s; + dstTri[i].y*=s; + + float dx=(dstTri[i].x*cos(r))-(dstTri[i].y*sin(r)); + float dy=(dstTri[i].x*sin(r))+(dstTri[i].y*cos(r)); + + dstTri[i].x=dx; + dstTri[i].y=dy; + + //transform back + dstTri[i].x+=(oX*image.w); + dstTri[i].y+=(oY*image.w); } trans_mat=getAffineTransform( srcTri, dstTri ); - //warpAffine( in->rgb, inter.rgb, trans_mat, inter.rgb.size(), filtmode, cv::BORDER_WRAP); + warpAffine( in->rgb, image.rgb, trans_mat, image.rgb.size(), filtmode, cv::BORDER_WRAP); // Compute rotation matrix // - cv::Point centre = cv::Point( oX*image.w, oY*image.h ); + //cv::Point centre = cv::Point( oX*image.w, oY*image.h ); - rot_mat = getRotationMatrix2D( centre, r, s ); + //rot_mat = getRotationMatrix2D( centre, r, s ); // Do the transformation // //warpAffine( inter.rgb, image.rgb, rot_mat, image.rgb.size(), filtmode, cv::BORDER_WRAP); //BORDER_WRAP - trans_mat.resize(3); - rot_mat.resize(3); - trans_mat.data[8]=1.0f; - rot_mat.data[8]=1.0f; - out_mat=rot_mat*trans_mat; - out_mat.resize(2); + //trans_mat.resize(3); + //rot_mat.resize(3); + //trans_mat.data[8]=1.0f; + //rot_mat.data[8]=1.0f; + //out_mat=rot_mat*trans_mat; + //out_mat.resize(2); - warpAffine( inter, image.rgb, out_mat, image.rgb.size(), filtmode, cv::BORDER_WRAP); + //warpAffine( inter, image.rgb, out_mat, image.rgb.size(), filtmode, cv::BORDER_WRAP); return ℑ } |