render instance controllers

Makefile

@@ -79,8 +79,6 @@ src/scenes/%.cpp: scenes/%.DAE include/scenes/%.hpp
 	@mkdir -p $(@D)
 	PYTHONPATH=. python -m collada.main $< $@ $(<:.DAE=.vtx) $(<:.DAE=.idx) $(<:.DAE=.vjw) rc/$(notdir $(<:.DAE=.rc)) $(notdir $(<:.DAE=.mk))
 
-#	$(BUILD_TYPE)/curve_interpolation.res \
-
 OBJS = \
 	$(BUILD_TYPE)/main.res \
 	$(BUILD_TYPE)/robot_player.obj \

collada/header.py

@@ -933,6 +933,7 @@ def render_controller(state, collada, controller):
     assert type(controller.control_element) == types.Skin
     skin = controller.control_element
     geometry = collada.lookup(skin.source, types.Geometry)
+    geometry_name = sanitize_name(state, geometry.id, geometry)
     vertex_index_table = state.geometry__vertex_index_tables[geometry.id]
     # this is a special index buffer that contains mixed floats/ints,
     # and needs to be packed accordingly
@@ -948,6 +949,8 @@ def render_controller(state, collada, controller):
 
     yield f"controller const controller_{controller_name} = {{"
     yield ".skin = {"
+    yield f".geometry = &geometry_{geometry_name},"
+    yield ""
     yield f".inverse_bind_matrices = inverse_bind_matrices_{controller_name},"
     yield ""
     yield f".vertex_buffer_offset = {vertex_buffer_offset},"

include/collada_scene.hpp

@@ -65,8 +65,13 @@ namespace collada_scene {
                                        node_instance const& node_instance,
                                        int light_index);
 
-    void render_geometries(collada::instance_geometry const * const instance_geometries,
+    void render_geometry(collada::geometry const& geometry,
-                           int const instance_geometries_count);
+                         collada::instance_material const * const instance_materials,
+                         int const instance_materials_count);
+    void render_instance_geometries(collada::instance_geometry const * const instance_geometries,
+                                    int const instance_geometries_count);
+    void render_instance_controllers(collada::instance_controller const * const instance_controllers,
+                                     int const instance_controllers_count);
     void set_material(collada::effect const& effect);
     void set_color_or_texture(collada::color_or_texture const& color_or_texture,
                               ID3D10EffectVectorVariable * pVectorVariable,

include/collada_types.hpp

@@ -258,6 +258,8 @@ namespace collada {
   };
 
   struct skin {
+    geometry const * const geometry; // source
+
     matrix const * const inverse_bind_matrices; // one per joint
 
     int const vertex_buffer_offset;
@@ -271,7 +273,7 @@ namespace collada {
   struct instance_controller {
     controller const * const controller;
 
-    //node const * const skeleton;
+    //node const * const skeleton; // a reference to the root of the joint heirarchy
 
     int const * const joint_node_indices; // one per joint
     int const joint_count;

rc/main.rc

@@ -14,4 +14,3 @@ RES_COLLADA_SCENE_FXO RCDATA "collada_scene.fxo"
 RES_MODELS_CURVE_INTERPOLATION_VTX RCDATA "scenes/curve_interpolation/curve_interpolation.vtx"
 RES_MODELS_CURVE_INTERPOLATION_IDX RCDATA "scenes/curve_interpolation/curve_interpolation.idx"
 RES_MODELS_CURVE_INTERPOLATION_VJW RCDATA "scenes/curve_interpolation/curve_interpolation.vjw"
- 

src/collada_scene.cpp

@@ -422,37 +422,61 @@ namespace collada_scene {
     }
   }
 
-  void scene_state::render_geometries(instance_geometry const * const instance_geometries,
+  void scene_state::render_geometry(geometry const& geometry,
-                                      int const instance_geometries_count)
+                                    instance_material const * const instance_materials,
+                                    int const instance_materials_count)
+  {
+    mesh const& mesh = geometry.mesh;
+
+    UINT strides[1] = { 3 * 3 * 4 };
+    UINT offsets[1] = { (UINT)mesh.vertex_buffer_offset };
+    g_pd3dDevice->IASetVertexBuffers(0, m_numBuffers, m_pVertexBuffers, strides, offsets);
+    g_pd3dDevice->IASetIndexBuffer(m_pIndexBuffer, DXGI_FORMAT_R32_UINT, mesh.index_buffer_offset);
+
+    D3D10_TECHNIQUE_DESC techDesc;
+    g_pTechniqueBlinn->GetDesc(&techDesc);
+
+    for (int j = 0; j < instance_materials_count; j++) {
+      instance_material const& instance_material = instance_materials[j];
+      triangles const& triangles = mesh.triangles[instance_material.element_index];
+      set_material(*instance_material.material->effect);
+      int texture_channels[4] = {
+        instance_material.emission.input_set,
+        instance_material.ambient.input_set,
+        instance_material.diffuse.input_set,
+        instance_material.specular.input_set,
+      };
+      g_pTextureChannelVariable->SetIntVector(texture_channels);
+
+      g_pTechniqueBlinn->GetPassByIndex(0)->Apply(0);
+      g_pd3dDevice->IASetInputLayout(m_pVertexLayouts[triangles.inputs_index]);
+      g_pd3dDevice->DrawIndexed(triangles.count * 3, triangles.index_offset, 0);
+    }
+  }
+
+  void scene_state::render_instance_geometries(instance_geometry const * const instance_geometries,
+                                               int const instance_geometries_count)
   {
     for (int i = 0; i < instance_geometries_count; i++) {
       instance_geometry const &instance_geometry = instance_geometries[i];
-      mesh const& mesh = instance_geometry.geometry->mesh;
+      geometry const& geometry = *instance_geometry.geometry;
 
-      UINT strides[1] = { 3 * 3 * 4 };
+      render_geometry(geometry,
-      UINT offsets[1] = { (UINT)mesh.vertex_buffer_offset };
+                      instance_geometry.instance_materials,
-      g_pd3dDevice->IASetVertexBuffers(0, m_numBuffers, m_pVertexBuffers, strides, offsets);
+                      instance_geometry.instance_materials_count);
-      g_pd3dDevice->IASetIndexBuffer(m_pIndexBuffer, DXGI_FORMAT_R32_UINT, mesh.index_buffer_offset);
+    }
+  }
 
-      D3D10_TECHNIQUE_DESC techDesc;
+  void scene_state::render_instance_controllers(instance_controller const * const instance_controllers,
-      g_pTechniqueBlinn->GetDesc(&techDesc);
+                                                int const instance_controllers_count)
+  {
+    for (int i = 0; i < instance_controllers_count; i++) {
+      instance_controller const &instance_controller = instance_controllers[i];
+      geometry const& geometry = *instance_controller.controller->skin.geometry;
 
-      for (int j = 0; j < instance_geometry.instance_materials_count; j++) {
+      render_geometry(geometry,
-        instance_material const& instance_material = instance_geometry.instance_materials[j];
+                      instance_controller.instance_materials,
-        triangles const& triangles = mesh.triangles[instance_material.element_index];
+                      instance_controller.instance_materials_count);
-        set_material(*instance_material.material->effect);
-        int texture_channels[4] = {
-          instance_material.emission.input_set,
-          instance_material.ambient.input_set,
-          instance_material.diffuse.input_set,
-          instance_material.specular.input_set,
-        };
-        g_pTextureChannelVariable->SetIntVector(texture_channels);
-
-        g_pTechniqueBlinn->GetPassByIndex(0)->Apply(0);
-        g_pd3dDevice->IASetInputLayout(m_pVertexLayouts[triangles.inputs_index]);
-        g_pd3dDevice->DrawIndexed(triangles.count * 3, triangles.index_offset, 0);
-      }
     }
   }
 
@@ -728,7 +752,8 @@ namespace collada_scene {
 
       g_pWorldVariable->SetMatrix((float *)&node_instance.world);
 
-      render_geometries(node.instance_geometries, node.instance_geometries_count);
+      render_instance_geometries(node.instance_geometries, node.instance_geometries_count);
+      render_instance_controllers(node.instance_controllers, node.instance_controllers_count);
     }
   }
 }

src/scenes/curve_interpolation/curve_interpolation.cpp

@@ -1592,6 +1592,8 @@ matrix const inverse_bind_matrices_geom_box001_skin1[] = {
 
 controller const controller_geom_box001_skin1 = {
   .skin = {
+    .geometry = &geometry_geom_box001,
+
     .inverse_bind_matrices = inverse_bind_matrices_geom_box001_skin1,
 
     .vertex_buffer_offset = 0,
@@ -1993,8 +1995,8 @@ instance_light const instance_lights_node_geosphere[] = {
 
 channel const * const node_channels_node_geosphere[] = {
   &node_channel_node_geosphere_scale,
-  &node_channel_node_geosphere_scaleaxisrotation,
   &node_channel_node_geosphere_inversescaleaxisrotation,
+  &node_channel_node_geosphere_scaleaxisrotation,
 };
 
 node const node_node_geosphere = {