193 static inline void norm_to_rgb(SkBitmap* bm, int x, int y, const SkVector3& norm) {  in norm_to_rgb()  argument
194     SkASSERT(SkScalarNearlyEqual(norm.length(), 1.0f));  in norm_to_rgb()
195     unsigned char r = static_cast<unsigned char>((0.5f * norm.fX + 0.5f) * 255);  in norm_to_rgb()
196     unsigned char g = static_cast<unsigned char>((-0.5f * norm.fY + 0.5f) * 255);  in norm_to_rgb()
197     unsigned char b = static_cast<unsigned char>((0.5f * norm.fZ + 0.5f) * 255);  in norm_to_rgb()
206     SkVector3 norm;  in create_hemi_normal_map()  local
210             norm.fX = (x + 0.5f - center.fX) / halfSize.fX;  in create_hemi_normal_map()
211             norm.fY = (y + 0.5f - center.fY) / halfSize.fY;  in create_hemi_normal_map()
213             SkScalar tmp = norm.fX * norm.fX + norm.fY * norm.fY;  in create_hemi_normal_map()
215                 norm.set(0.0f, 0.0f, 1.0f);  in create_hemi_normal_map()
217                 norm.fZ = sqrtf(1.0f - tmp);  in create_hemi_normal_map()
220             norm_to_rgb(bm, x, y, norm);  in create_hemi_normal_map()
232     SkPoint3 norm;  in create_frustum_normal_map()  local
241                 norm.set(0.0f, 0.0f, 1.0f);  in create_frustum_normal_map()
248                         norm = locX >= locY ? right : down;   // LR corner  in create_frustum_normal_map()
250                         norm = locX > -locY ? right : up;     // UR corner  in create_frustum_normal_map()
254                         norm = -locX > locY ? left : down;    // LL corner  in create_frustum_normal_map()
256                         norm = locX > locY ? up : left;       // UL corner  in create_frustum_normal_map()
261             norm_to_rgb(bm, x, y, norm);  in create_frustum_normal_map()
272     SkPoint3 norm;  in create_tetra_normal_map()  local
284                     norm = locX >= locY ? rightUp : down;   // LR corner  in create_tetra_normal_map()
286                     norm = rightUp;  in create_tetra_normal_map()
290                     norm = -locX > locY ? leftUp : down;    // LL corner  in create_tetra_normal_map()
292                     norm = leftUp;  in create_tetra_normal_map()
296             norm_to_rgb(bm, x, y, norm);  in create_tetra_normal_map()