diff options
Diffstat (limited to 'source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl')
-rw-r--r-- | source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl | 38 |
1 files changed, 31 insertions, 7 deletions
diff --git a/source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl b/source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl index b7bcfd2d369..97c07704c06 100644 --- a/source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl +++ b/source/blender/draw/intern/shaders/common_subdiv_vbo_lnor_comp.glsl @@ -11,7 +11,12 @@ layout(std430, binding = 2) readonly buffer extraCoarseFaceData uint extra_coarse_face_data[]; }; -layout(std430, binding = 3) writeonly buffer outputLoopNormals +layout(std430, binding = 3) readonly buffer inputVertOrigIndices +{ + int input_vert_origindex[]; +}; + +layout(std430, binding = 4) writeonly buffer outputLoopNormals { LoopNormal output_lnor[]; }; @@ -21,6 +26,23 @@ bool is_face_selected(uint coarse_quad_index) return (extra_coarse_face_data[coarse_quad_index] & coarse_face_select_mask) != 0; } +bool is_face_hidden(uint coarse_quad_index) +{ + return (extra_coarse_face_data[coarse_quad_index] & coarse_face_hidden_mask) != 0; +} + +/* Flag for paint mode overlay and normals drawing in edit-mode. */ +float get_loop_flag(uint coarse_quad_index, int vert_origindex) +{ + if (is_face_hidden(coarse_quad_index) || (is_edit_mode && vert_origindex == -1)) { + return -1.0; + } + if (is_face_selected(coarse_quad_index)) { + return 1.0; + } + return 0.0; +} + void main() { /* We execute for each quad. */ @@ -39,7 +61,11 @@ void main() /* Face is smooth, use vertex normals. */ for (int i = 0; i < 4; i++) { PosNorLoop pos_nor_loop = pos_nor[start_loop_index + i]; - output_lnor[start_loop_index + i] = get_normal_and_flag(pos_nor_loop); + int origindex = input_vert_origindex[start_loop_index + i]; + LoopNormal loop_normal = get_normal_and_flag(pos_nor_loop); + loop_normal.flag = get_loop_flag(coarse_quad_index, origindex); + + output_lnor[start_loop_index + i] = loop_normal; } } else { @@ -60,13 +86,11 @@ void main() loop_normal.nx = face_normal.x; loop_normal.ny = face_normal.y; loop_normal.nz = face_normal.z; - loop_normal.flag = 0.0; - - if (is_face_selected(coarse_quad_index)) { - loop_normal.flag = 1.0; - } for (int i = 0; i < 4; i++) { + int origindex = input_vert_origindex[start_loop_index + i]; + loop_normal.flag = get_loop_flag(coarse_quad_index, origindex); + output_lnor[start_loop_index + i] = loop_normal; } } |