diff options
author | Leon Leno <lone_noel> | 2021-03-08 13:37:37 +0300 |
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committer | Jacques Lucke <jacques@blender.org> | 2021-03-08 13:37:37 +0300 |
commit | e12ad2bce0cca84a10915d8da1417b71142432d1 (patch) | |
tree | 3949d0dab2eb45770ce29bcb49b8527ce76ef6ae /source/blender/nodes | |
parent | 2b9eea17cca4512fc47511ff3c596ce9a8f59356 (diff) |
Geometry Nodes: support Vector Rotate node
Differential Revision: https://developer.blender.org/D10410
Diffstat (limited to 'source/blender/nodes')
-rw-r--r-- | source/blender/nodes/shader/nodes/node_shader_vector_rotate.cc | 125 |
1 files changed, 124 insertions, 1 deletions
diff --git a/source/blender/nodes/shader/nodes/node_shader_vector_rotate.cc b/source/blender/nodes/shader/nodes/node_shader_vector_rotate.cc index d6ead5a8b99..30b043439b8 100644 --- a/source/blender/nodes/shader/nodes/node_shader_vector_rotate.cc +++ b/source/blender/nodes/shader/nodes/node_shader_vector_rotate.cc @@ -71,6 +71,128 @@ static int gpu_shader_vector_rotate(GPUMaterial *mat, return 0; } +using blender::float3; + +static float3 sh_node_vector_rotate_around_axis(const float3 vector, + const float3 center, + const float3 axis, + const float angle) +{ + float3 result = vector - center; + float mat[3][3]; + axis_angle_to_mat3(mat, axis, angle); + mul_m3_v3(mat, result); + return result + center; +} + +static float3 sh_node_vector_rotate_euler(const float3 vector, + const float3 center, + const float3 rotation, + const bool invert) +{ + float mat[3][3]; + float3 result = vector - center; + eul_to_mat3(mat, rotation); + if (invert) { + invert_m3(mat); + } + mul_m3_v3(mat, result); + return result + center; +} + +static const blender::fn::MultiFunction &get_multi_function( + blender::nodes::NodeMFNetworkBuilder &builder) +{ + bool invert = builder.bnode().custom2; + const int mode = builder.bnode().custom1; + + switch (mode) { + case NODE_VECTOR_ROTATE_TYPE_AXIS: { + if (invert) { + static blender::fn::CustomMF_SI_SI_SI_SI_SO<float3, float3, float3, float, float3> fn{ + "Rotate Axis", [](float3 in, float3 center, float3 axis, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, -angle); + }}; + return fn; + } + static blender::fn::CustomMF_SI_SI_SI_SI_SO<float3, float3, float3, float, float3> fn{ + "Rotate Axis", [](float3 in, float3 center, float3 axis, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, angle); + }}; + return fn; + } + case NODE_VECTOR_ROTATE_TYPE_AXIS_X: { + float3 axis = float3(1.0f, 0.0f, 0.0f); + if (invert) { + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate X-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, -angle); + }}; + return fn; + } + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate X-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, angle); + }}; + return fn; + } + case NODE_VECTOR_ROTATE_TYPE_AXIS_Y: { + float3 axis = float3(0.0f, 1.0f, 0.0f); + if (invert) { + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate Y-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, -angle); + }}; + return fn; + } + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate Y-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, angle); + }}; + return fn; + } + case NODE_VECTOR_ROTATE_TYPE_AXIS_Z: { + float3 axis = float3(0.0f, 0.0f, 1.0f); + if (invert) { + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate Z-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, -angle); + }}; + return fn; + } + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float, float3> fn{ + "Rotate Z-Axis", [=](float3 in, float3 center, float angle) { + return sh_node_vector_rotate_around_axis(in, center, axis, angle); + }}; + return fn; + } + case NODE_VECTOR_ROTATE_TYPE_EULER_XYZ: { + if (invert) { + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float3, float3> fn{ + "Rotate Euler", [](float3 in, float3 center, float3 rotation) { + return sh_node_vector_rotate_euler(in, center, rotation, true); + }}; + return fn; + } + static blender::fn::CustomMF_SI_SI_SI_SO<float3, float3, float3, float3> fn{ + "Rotate Euler", [](float3 in, float3 center, float3 rotation) { + return sh_node_vector_rotate_euler(in, center, rotation, false); + }}; + return fn; + } + default: + BLI_assert(false); + return builder.get_not_implemented_fn(); + } +} + +static void sh_node_vector_rotate_expand_in_mf_network( + blender::nodes::NodeMFNetworkBuilder &builder) +{ + const blender::fn::MultiFunction &fn = get_multi_function(builder); + builder.set_matching_fn(fn); +} + static void node_shader_update_vector_rotate(bNodeTree *UNUSED(ntree), bNode *node) { bNodeSocket *sock_rotation = nodeFindSocket(node, SOCK_IN, "Rotation"); @@ -85,10 +207,11 @@ void register_node_type_sh_vector_rotate(void) { static bNodeType ntype; - sh_node_type_base(&ntype, SH_NODE_VECTOR_ROTATE, "Vector Rotate", NODE_CLASS_OP_VECTOR, 0); + sh_fn_node_type_base(&ntype, SH_NODE_VECTOR_ROTATE, "Vector Rotate", NODE_CLASS_OP_VECTOR, 0); node_type_socket_templates(&ntype, sh_node_vector_rotate_in, sh_node_vector_rotate_out); node_type_gpu(&ntype, gpu_shader_vector_rotate); node_type_update(&ntype, node_shader_update_vector_rotate); + ntype.expand_in_mf_network = sh_node_vector_rotate_expand_in_mf_network; nodeRegisterType(&ntype); } |