DirectX12 shadowmap

src/DungeonStompApp.cpp

@@ -2443,15 +2443,12 @@ void DungeonStompApp::DrawDungeon(ID3D12GraphicsCommandList* cmdList, const std:
 
 		int texture_alias_number = texture_list_buffer[i];
 		int texture_number = TexMap[texture_alias_number].texture;
-
 		int normal_map_texture = TexMap[texture_alias_number].normalmaptextureid;
 
-
 		if (texture_alias_number == 104) {
 			TexMap[texture_alias_number].is_alpha_texture = 1;
 		}
 
-
 		draw = true;
 
 		if (isAlpha) {
@@ -2471,8 +2468,6 @@ void DungeonStompApp::DrawDungeon(ID3D12GraphicsCommandList* cmdList, const std:
 			}
 		}
 
-
-
 		if (normal_map_texture == -1 && normalMap) {
 			draw = false;
 		}
@@ -2481,11 +2476,8 @@ void DungeonStompApp::DrawDungeon(ID3D12GraphicsCommandList* cmdList, const std:
 			draw = false;
 		}
 
-
-
 		int oid = 0;
 
-
 		if (drawingSSAO || drawingShadowMap) {
 			oid = ObjectsToDraw[currentObject].objectId;
 
@@ -2512,11 +2504,20 @@ void DungeonStompApp::DrawDungeon(ID3D12GraphicsCommandList* cmdList, const std:
 				}
 			}
 
-
-
 			if (ObjectsToDraw[currentObject].castshaddow == 0) {
 				draw = false;
 			}
+
+			//Don't draw shadows facing away from shadow light
+			if (ObjectsToDraw[currentObject].objectId == 58 || ObjectsToDraw[currentObject].objectId == 57) {
+				if (ObjectsToDraw[currentObject].angle == 270.0f) {
+					draw = false;
+				}
+				if (ObjectsToDraw[currentObject].angle == 0.0f) {
+					draw = false;
+				}
+			}
+
 		}
 
 		if (currentObject >= playerGunObjectStart && currentObject < playerObjectStart && drawingShadowMap) {

src/ProcessModel.cpp

@@ -263,6 +263,9 @@ void ObjectToD3DVertList(int ob_type, float angle, int oblist_index)
 		}
 
 
+		ObjectsToDraw[number_of_polys_per_frame].angle = angle;
+
+
 		//The object casts a shadow
 		if (oblist[oblist_index].castshadow == 0) {
 			ObjectsToDraw[number_of_polys_per_frame].castshaddow = 0;

src/world.hpp

@@ -384,6 +384,7 @@ typedef struct poly_sort
 	int texture;
 	int objectId = -1;
 	int castshaddow = 1;
+	float angle = -1;
 
 } POLY_SORT;