33     if (0 == mat[SkMatrix::kMPersp0] && 0 == mat[SkMatrix::kMPersp1]) {  in normalize_perspective()
70     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in reset()
87     fMat[kMPersp0] = 0;  in setAffine()
108     if (fMat[kMPersp0] != 0 || fMat[kMPersp1] != 0 || fMat[kMPersp2] != 1) {  in computePerspectiveTypeMask()
122     if (fMat[kMPersp0] != 0 || fMat[kMPersp1] != 0 || fMat[kMPersp2] != 1) {  in computeTypeMask()
283         fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setTranslate()
341         fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setScale()
369     fMat[kMPersp0] *= sx;  in preScale()
440     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setSinCos()
455     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setRSXform()
471     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setSinCos()
524     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setSkew()
539     fMat[kMPersp0] = fMat[kMPersp1] = 0;  in setSkew()
659             tmp.fMat[kMPersp0] = rowcol3(&a.fMat[6], &b.fMat[0]);  in setConcat()
696             tmp.fMat[kMPersp0] = 0;  in setConcat()
754               dcross(mat[SkMatrix::kMTransY], mat[SkMatrix::kMPersp0],  in sk_inv_determinant()
759                      mat[SkMatrix::kMScaleY], mat[SkMatrix::kMPersp0]);  in sk_inv_determinant()
808 … dst[kMSkewY]  = scross_dscale(src[kMTransY], src[kMPersp0], src[kMSkewY],  src[kMPersp2], invDet);  in ComputeInv()
809 … dst[kMScaleY] = scross_dscale(src[kMScaleX], src[kMPersp2], src[kMTransX], src[kMPersp0], invDet);  in ComputeInv()
812 … dst[kMPersp0] = scross_dscale(src[kMSkewY],  src[kMPersp1], src[kMScaleY], src[kMPersp0], invDet);  in ComputeInv()
813 … dst[kMPersp1] = scross_dscale(src[kMSkewX],  src[kMPersp0], src[kMScaleX], src[kMPersp1], invDet);  in ComputeInv()
824         dst[kMPersp0] = 0;  in ComputeInv()
851                 inv->fMat[kMPersp0] = inv->fMat[kMPersp1] = 0;  in invertNonIdentity()
984             SkScalar z = sx * m.fMat[kMPersp0] + (sy * m.fMat[kMPersp1] + m.fMat[kMPersp2]);  in Persp_pts()
986             SkScalar z = sdot(sx, m.fMat[kMPersp0], sy, m.fMat[kMPersp1]) + m.fMat[kMPersp2];  in Persp_pts()
1074             SkScalar w = sdot(sx, mat[M::kMPersp0], sy, mat[M::kMPersp1], sw, mat[M::kMPersp2]);  in MapHomogeneousPointsWithStride()
1178     SkScalar z = sdot(sx, m.fMat[kMPersp0], sy, m.fMat[kMPersp1]) + m.fMat[kMPersp2];  in Persp_xy()
1268   return PerspNearlyZero(fMat[kMPersp0]);  in isFixedStepInX()
1272     SkASSERT(PerspNearlyZero(fMat[kMPersp0]));  in fixedStepInX()
1291     dst->fMat[kMPersp0] = 0;  in Poly2Proc()
1307     dst->fMat[kMPersp0] = 0;  in Poly3Proc()
1363     dst->fMat[kMPersp0] = a2;  in Poly4Proc()