diff options
Diffstat (limited to 'source/blender/editors/space_view3d/view3d_draw.c')
| -rw-r--r-- | source/blender/editors/space_view3d/view3d_draw.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c index 98768e369cb..7c3aeaba55c 100644 --- a/source/blender/editors/space_view3d/view3d_draw.c +++ b/source/blender/editors/space_view3d/view3d_draw.c @@ -150,20 +150,22 @@ void circ(float x, float y, float rad) static void view3d_draw_clipping(RegionView3D *rv3d) { BoundBox *bb= rv3d->clipbb; - + if(bb) { + static unsigned int clipping_index[6][4]= {{0, 1, 2, 3}, + {0, 4, 5, 1}, + {4, 7, 6, 5}, + {7, 3, 2, 6}, + {1, 5, 6, 2}, + {7, 4, 0, 3}}; + UI_ThemeColorShade(TH_BACK, -8); - - glBegin(GL_QUADS); - - glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[1]); glVertex3fv(bb->vec[2]); glVertex3fv(bb->vec[3]); - glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[5]); glVertex3fv(bb->vec[1]); - glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[6]); glVertex3fv(bb->vec[5]); - glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[3]); glVertex3fv(bb->vec[2]); glVertex3fv(bb->vec[6]); - glVertex3fv(bb->vec[1]); glVertex3fv(bb->vec[5]); glVertex3fv(bb->vec[6]); glVertex3fv(bb->vec[2]); - glVertex3fv(bb->vec[7]); glVertex3fv(bb->vec[4]); glVertex3fv(bb->vec[0]); glVertex3fv(bb->vec[3]); - - glEnd(); + + glEnableClientState(GL_VERTEX_ARRAY); + glVertexPointer(3, GL_FLOAT, 0, bb->vec); + glDrawElements(GL_QUADS, sizeof(clipping_index)/sizeof(unsigned int), GL_UNSIGNED_INT, clipping_index); + glDisableClientState(GL_VERTEX_ARRAY); + } } @@ -194,11 +196,11 @@ static int test_clipping(const float vec[3], float clip[][4]) { float view[3]; copy_v3_v3(view, vec); - - if(0.0f < clip[0][3] + INPR(view, clip[0])) - if(0.0f < clip[1][3] + INPR(view, clip[1])) - if(0.0f < clip[2][3] + INPR(view, clip[2])) - if(0.0f < clip[3][3] + INPR(view, clip[3])) + + if(0.0f < clip[0][3] + dot_v3v3(view, clip[0])) + if(0.0f < clip[1][3] + dot_v3v3(view, clip[1])) + if(0.0f < clip[2][3] + dot_v3v3(view, clip[2])) + if(0.0f < clip[3][3] + dot_v3v3(view, clip[3])) return 0; return 1; |