Nodes: Split shader color ramp into its own file

1 files changed, 0 insertions, 165 deletions

diff --git a/source/blender/nodes/shader/nodes/node_shader_rgb_to_bw.cc b/source/blender/nodes/shader/nodes/node_shader_rgb_to_bw.cc
index 91691954b49..5b6eab9ed22 100644
--- a/source/blender/nodes/shader/nodes/node_shader_rgb_to_bw.cc
+++ b/source/blender/nodes/shader/nodes/node_shader_rgb_to_bw.cc
@@ -23,175 +23,10 @@
 
 #include "IMB_colormanagement.h"
 
-#include "DNA_texture_types.h"
-
-#include "BLI_color.hh"
-
 #include "node_shader_util.h"
 
 namespace blender::nodes::node_shader_rgb_to_bw_cc {
 
-static void sh_node_valtorgb_declare(NodeDeclarationBuilder &b)
-{
-  b.is_function_node();
-  b.add_input<decl::Float>(N_("Fac")).default_value(0.5f).min(0.0f).max(1.0f).subtype(PROP_FACTOR);
-  b.add_output<decl::Color>(N_("Color"));
-  b.add_output<decl::Float>(N_("Alpha"));
-};
-
-static void node_shader_exec_valtorgb(void *UNUSED(data),
-                                      int UNUSED(thread),
-                                      bNode *node,
-                                      bNodeExecData *UNUSED(execdata),
-                                      bNodeStack **in,
-                                      bNodeStack **out)
-{
-  /* stack order in: fac */
-  /* stack order out: col, alpha */
-
-  if (node->storage) {
-    float fac;
-    nodestack_get_vec(&fac, SOCK_FLOAT, in[0]);
-
-    BKE_colorband_evaluate((ColorBand *)node->storage, fac, out[0]->vec);
-    out[1]->vec[0] = out[0]->vec[3];
-  }
-}
-
-static void node_shader_init_valtorgb(bNodeTree *UNUSED(ntree), bNode *node)
-{
-  node->storage = BKE_colorband_add(true);
-}
-
-static int gpu_shader_valtorgb(GPUMaterial *mat,
-                               bNode *node,
-                               bNodeExecData *UNUSED(execdata),
-                               GPUNodeStack *in,
-                               GPUNodeStack *out)
-{
-  struct ColorBand *coba = (ColorBand *)node->storage;
-  float *array, layer;
-  int size;
-
-  /* Common / easy case optimization. */
-  if ((coba->tot <= 2) && (coba->color_mode == COLBAND_BLEND_RGB)) {
-    float mul_bias[2];
-    switch (coba->ipotype) {
-      case COLBAND_INTERP_LINEAR:
-        mul_bias[0] = 1.0f / (coba->data[1].pos - coba->data[0].pos);
-        mul_bias[1] = -mul_bias[0] * coba->data[0].pos;
-        return GPU_stack_link(mat,
-                              node,
-                              "valtorgb_opti_linear",
-                              in,
-                              out,
-                              GPU_uniform(mul_bias),
-                              GPU_uniform(&coba->data[0].r),
-                              GPU_uniform(&coba->data[1].r));
-      case COLBAND_INTERP_CONSTANT:
-        mul_bias[1] = max_ff(coba->data[0].pos, coba->data[1].pos);
-        return GPU_stack_link(mat,
-                              node,
-                              "valtorgb_opti_constant",
-                              in,
-                              out,
-                              GPU_uniform(&mul_bias[1]),
-                              GPU_uniform(&coba->data[0].r),
-                              GPU_uniform(&coba->data[1].r));
-      case COLBAND_INTERP_EASE:
-        mul_bias[0] = 1.0f / (coba->data[1].pos - coba->data[0].pos);
-        mul_bias[1] = -mul_bias[0] * coba->data[0].pos;
-        return GPU_stack_link(mat,
-                              node,
-                              "valtorgb_opti_ease",
-                              in,
-                              out,
-                              GPU_uniform(mul_bias),
-                              GPU_uniform(&coba->data[0].r),
-                              GPU_uniform(&coba->data[1].r));
-      default:
-        break;
-    }
-  }
-
-  BKE_colorband_evaluate_table_rgba(coba, &array, &size);
-  GPUNodeLink *tex = GPU_color_band(mat, size, array, &layer);
-
-  if (coba->ipotype == COLBAND_INTERP_CONSTANT) {
-    return GPU_stack_link(mat, node, "valtorgb_nearest", in, out, tex, GPU_constant(&layer));
-  }
-
-  return GPU_stack_link(mat, node, "valtorgb", in, out, tex, GPU_constant(&layer));
-}
-
-class ColorBandFunction : public blender::fn::MultiFunction {
- private:
-  const ColorBand &color_band_;
-
- public:
-  ColorBandFunction(const ColorBand &color_band) : color_band_(color_band)
-  {
-    static blender::fn::MFSignature signature = create_signature();
-    this->set_signature(&signature);
-  }
-
-  static blender::fn::MFSignature create_signature()
-  {
-    blender::fn::MFSignatureBuilder signature{"Color Band"};
-    signature.single_input<float>("Value");
-    signature.single_output<blender::ColorGeometry4f>("Color");
-    signature.single_output<float>("Alpha");
-    return signature.build();
-  }
-
-  void call(blender::IndexMask mask,
-            blender::fn::MFParams params,
-            blender::fn::MFContext UNUSED(context)) const override
-  {
-    const blender::VArray<float> &values = params.readonly_single_input<float>(0, "Value");
-    blender::MutableSpan<blender::ColorGeometry4f> colors =
-        params.uninitialized_single_output<blender::ColorGeometry4f>(1, "Color");
-    blender::MutableSpan<float> alphas = params.uninitialized_single_output<float>(2, "Alpha");
-
-    for (int64_t i : mask) {
-      blender::ColorGeometry4f color;
-      BKE_colorband_evaluate(&color_band_, values[i], color);
-      colors[i] = color;
-      alphas[i] = color.a;
-    }
-  }
-};
-
-static void sh_node_valtorgb_build_multi_function(
-    blender::nodes::NodeMultiFunctionBuilder &builder)
-{
-  bNode &bnode = builder.node();
-  const ColorBand *color_band = (const ColorBand *)bnode.storage;
-  builder.construct_and_set_matching_fn<ColorBandFunction>(*color_band);
-}
-
-}  // namespace blender::nodes::node_shader_rgb_to_bw_cc
-
-void register_node_type_sh_valtorgb()
-{
-  namespace file_ns = blender::nodes::node_shader_rgb_to_bw_cc;
-
-  static bNodeType ntype;
-
-  sh_fn_node_type_base(&ntype, SH_NODE_VALTORGB, "ColorRamp", NODE_CLASS_CONVERTER, 0);
-  ntype.declare = file_ns::sh_node_valtorgb_declare;
-  node_type_init(&ntype, file_ns::node_shader_init_valtorgb);
-  node_type_size_preset(&ntype, NODE_SIZE_LARGE);
-  node_type_storage(&ntype, "ColorBand", node_free_standard_storage, node_copy_standard_storage);
-  node_type_exec(&ntype, nullptr, nullptr, file_ns::node_shader_exec_valtorgb);
-  node_type_gpu(&ntype, file_ns::gpu_shader_valtorgb);
-  ntype.build_multi_function = file_ns::sh_node_valtorgb_build_multi_function;
-
-  nodeRegisterType(&ntype);
-}
-
-namespace blender::nodes::node_shader_rgb_to_bw_cc {
-
 static void sh_node_rgbtobw_declare(NodeDeclarationBuilder &b)
 {
   b.add_input<decl::Color>(N_("Color")).default_value({0.5f, 0.5f, 0.5f, 1.0f});