1 files changed, 63 insertions, 6 deletions

diff --git a/source/blender/nodes/composite/nodes/node_composite_map_range.cc b/source/blender/nodes/composite/nodes/node_composite_map_range.cc
index e52c6d096b9..0dace651742 100644
--- a/source/blender/nodes/composite/nodes/node_composite_map_range.cc
+++ b/source/blender/nodes/composite/nodes/node_composite_map_range.cc
@@ -8,6 +8,10 @@
 #include "UI_interface.h"
 #include "UI_resources.h"
 
+#include "GPU_material.h"
+
+#include "COM_shader_node.hh"
+
 #include "node_composite_util.hh"
 
 /* **************** Map Range ******************** */
@@ -16,15 +20,35 @@ namespace blender::nodes::node_composite_map_range_cc {
 
 static void cmp_node_map_range_declare(NodeDeclarationBuilder &b)
 {
-  b.add_input<decl::Float>(N_("Value")).default_value(1.0f).min(0.0f).max(1.0f);
-  b.add_input<decl::Float>(N_("From Min")).default_value(0.0f).min(-10000.0f).max(10000.0f);
-  b.add_input<decl::Float>(N_("From Max")).default_value(1.0f).min(-10000.0f).max(10000.0f);
-  b.add_input<decl::Float>(N_("To Min")).default_value(0.0f).min(-10000.0f).max(10000.0f);
-  b.add_input<decl::Float>(N_("To Max")).default_value(1.0f).min(-10000.0f).max(10000.0f);
+  b.add_input<decl::Float>(N_("Value"))
+      .default_value(1.0f)
+      .min(0.0f)
+      .max(1.0f)
+      .compositor_domain_priority(0);
+  b.add_input<decl::Float>(N_("From Min"))
+      .default_value(0.0f)
+      .min(-10000.0f)
+      .max(10000.0f)
+      .compositor_domain_priority(1);
+  b.add_input<decl::Float>(N_("From Max"))
+      .default_value(1.0f)
+      .min(-10000.0f)
+      .max(10000.0f)
+      .compositor_domain_priority(2);
+  b.add_input<decl::Float>(N_("To Min"))
+      .default_value(0.0f)
+      .min(-10000.0f)
+      .max(10000.0f)
+      .compositor_domain_priority(3);
+  b.add_input<decl::Float>(N_("To Max"))
+      .default_value(1.0f)
+      .min(-10000.0f)
+      .max(10000.0f)
+      .compositor_domain_priority(4);
   b.add_output<decl::Float>(N_("Value"));
 }
 
-static void node_composit_buts_map_range(uiLayout *layout, bContext *UNUSED(C), PointerRNA *ptr)
+static void node_composit_buts_map_range(uiLayout *layout, bContext * /*C*/, PointerRNA *ptr)
 {
   uiLayout *col;
 
@@ -32,6 +56,38 @@ static void node_composit_buts_map_range(uiLayout *layout, bContext *UNUSED(C),
   uiItemR(col, ptr, "use_clamp", UI_ITEM_R_SPLIT_EMPTY_NAME, nullptr, ICON_NONE);
 }
 
+using namespace blender::realtime_compositor;
+
+class MapRangeShaderNode : public ShaderNode {
+ public:
+  using ShaderNode::ShaderNode;
+
+  void compile(GPUMaterial *material) override
+  {
+    GPUNodeStack *inputs = get_inputs_array();
+    GPUNodeStack *outputs = get_outputs_array();
+
+    const float should_clamp = get_should_clamp();
+
+    GPU_stack_link(material,
+                   &bnode(),
+                   "node_composite_map_range",
+                   inputs,
+                   outputs,
+                   GPU_constant(&should_clamp));
+  }
+
+  bool get_should_clamp()
+  {
+    return bnode().custom1;
+  }
+};
+
+static ShaderNode *get_compositor_shader_node(DNode node)
+{
+  return new MapRangeShaderNode(node);
+}
+
 }  // namespace blender::nodes::node_composite_map_range_cc
 
 void register_node_type_cmp_map_range()
@@ -43,6 +99,7 @@ void register_node_type_cmp_map_range()
   cmp_node_type_base(&ntype, CMP_NODE_MAP_RANGE, "Map Range", NODE_CLASS_OP_VECTOR);
   ntype.declare = file_ns::cmp_node_map_range_declare;
   ntype.draw_buttons = file_ns::node_composit_buts_map_range;
+  ntype.get_compositor_shader_node = file_ns::get_compositor_shader_node;
 
   nodeRegisterType(&ntype);
 }