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Differential D13732 Diff 46611 source/blender/nodes/shader/nodes/node_shader_normal.cc

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source/blender/nodes/shader/nodes/node_shader_normal.cc

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}; };
static bNodeSocketTemplate sh_node_normal_out[] = { static bNodeSocketTemplate sh_node_normal_out[] = {
{SOCK_VECTOR, N_("Normal"), 0.0f, 0.0f, 1.0f, 0.0f, -1.0f, 1.0f, PROP_DIRECTION}, {SOCK_VECTOR, N_("Normal"), 0.0f, 0.0f, 1.0f, 0.0f, -1.0f, 1.0f, PROP_DIRECTION},
{SOCK_FLOAT, N_("Dot")}, {SOCK_FLOAT, N_("Dot")},
{-1, ""}, {-1, ""},
}; };
/* generates normal, does dot product */
static void node_shader_exec_normal(void *UNUSED(data),
int UNUSED(thread),
bNode *UNUSED(node),
bNodeExecData *UNUSED(execdata),
bNodeStack **in,
bNodeStack **out)
{
float vec[3];
/* stack order input: normal */
/* stack order output: normal, value */
nodestack_get_vec(vec, SOCK_VECTOR, in[0]);
/* render normals point inside... the widget points outside */
out[1]->vec[0] = -dot_v3v3(vec, out[0]->vec);
}
static int gpu_shader_normal(GPUMaterial *mat, static int gpu_shader_normal(GPUMaterial *mat,
bNode *node, bNode *node,
bNodeExecData *UNUSED(execdata), bNodeExecData *UNUSED(execdata),
GPUNodeStack *in, GPUNodeStack *in,
GPUNodeStack *out) GPUNodeStack *out)
{ {
GPUNodeLink *vec = GPU_uniform(out[0].vec); GPUNodeLink *vec = GPU_uniform(out[0].vec);
return GPU_stack_link(mat, node, "normal_new_shading", in, out, vec); return GPU_stack_link(mat, node, "normal_new_shading", in, out, vec);
} }
} // namespace blender::nodes::node_shader_normal_cc } // namespace blender::nodes::node_shader_normal_cc
void register_node_type_sh_normal() void register_node_type_sh_normal()
{ {
namespace file_ns = blender::nodes::node_shader_normal_cc; namespace file_ns = blender::nodes::node_shader_normal_cc;
static bNodeType ntype; static bNodeType ntype;
sh_node_type_base(&ntype, SH_NODE_NORMAL, "Normal", NODE_CLASS_OP_VECTOR); sh_node_type_base(&ntype, SH_NODE_NORMAL, "Normal", NODE_CLASS_OP_VECTOR);
node_type_socket_templates(&ntype, file_ns::sh_node_normal_in, file_ns::sh_node_normal_out); node_type_socket_templates(&ntype, file_ns::sh_node_normal_in, file_ns::sh_node_normal_out);
node_type_exec(&ntype, nullptr, nullptr, file_ns::node_shader_exec_normal);
node_type_gpu(&ntype, file_ns::gpu_shader_normal); node_type_gpu(&ntype, file_ns::gpu_shader_normal);
nodeRegisterType(&ntype); nodeRegisterType(&ntype);
} }