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Differential D9415 Diff 44923 source/blender/editors/space_view3d/view3d_cursor_snap.c

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source/blender/editors/space_view3d/view3d_cursor_snap.c

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immBegin(GPU_PRIM_LINES, 2); immBegin(GPU_PRIM_LINES, 2);
immVertex3fv(pos, loc_curr); immVertex3fv(pos, loc_curr);
immVertex3f(pos, loc_curr[0] + normal[0], loc_curr[1] + normal[1], loc_curr[2] + normal[2]); immVertex3f(pos, loc_curr[0] + normal[0], loc_curr[1] + normal[1], loc_curr[2] + normal[2]);
immEnd(); immEnd();
} }
} }
if (loc_prev) { if (loc_prev) {
/* Draw an "X" indicating where the previous snap point is.
* This is useful for indicating perpendicular snap. */
/* v1, v2, v3 and v4 indicate the coordinates of the ends of the "X". */
float vx[3], vy[3], v1[3], v2[3], v3[3], v4[4];
/* Multiply by 0.75f so that the final size of the "X" is close to that of /* Multiply by 0.75f so that the final size of the "X" is close to that of
* the circle. * the circle.
* (A closer value is 0.7071f, but we don't need to be exact here). */ * (A closer value is 0.7071f, but we don't need to be exact here). */
float x_size = 0.75f * radius * ED_view3d_pixel_size(rv3d, loc_prev); float x_size = 0.75f * radius * ED_view3d_pixel_size(rv3d, loc_prev);
mul_v3_v3fl(vx, view_inv[0], x_size);
mul_v3_v3fl(vy, view_inv[1], x_size);
add_v3_v3v3(v1, vx, vy);
sub_v3_v3v3(v2, vx, vy);
negate_v3_v3(v3, v1);
negate_v3_v3(v4, v2);
add_v3_v3(v1, loc_prev);
add_v3_v3(v2, loc_prev);
add_v3_v3(v3, loc_prev);
add_v3_v3(v4, loc_prev);
immUniformColor4ubv(color_line); immUniformColor4ubv(color_line);
immBegin(GPU_PRIM_LINES, 4); imm_drawX(loc_prev, x_size, view_inv, pos);
immVertex3fv(pos, v3);
immVertex3fv(pos, v1);
immVertex3fv(pos, v4);
immVertex3fv(pos, v2);
immEnd();
if (loc_curr && (snap_elem_type & SCE_SNAP_MODE_EDGE_PERPENDICULAR)) { if (loc_curr && (snap_elem_type & SCE_SNAP_MODE_EDGE_PERPENDICULAR)) {
/* Dashed line. */ /* Dashed line. */
immUnbindProgram(); immUnbindProgram();
immBindBuiltinProgram(GPU_SHADER_3D_LINE_DASHED_UNIFORM_COLOR); immBindBuiltinProgram(GPU_SHADER_3D_LINE_DASHED_UNIFORM_COLOR);
float viewport_size[4]; float viewport_size[4];
GPU_viewport_size_get_f(viewport_size); GPU_viewport_size_get_f(viewport_size);
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