Merge pull request #304 from Devsh-Graphics-Programming/danylo_system

Merge Dan

Author: AnastaZIuk

include/matrix4SIMD.h

@@ -169,6 +169,28 @@ class matrix4SIMD// : public AlignedBase<_NBL_SIMD_ALIGNMENT> don't inherit from
 
 		bool isBoxInFrustum(const aabbox3d<float>& bbox);
 
+		bool perspectiveTransformVect(core::vectorSIMDf& inOutVec)
+		{
+			transformVect(inOutVec);
+			const bool inFront = inOutVec[3] > 0.f;
+			inOutVec /= inOutVec.wwww();
+			return inFront;
+		}
+
+		core::vector2di fragCoordTransformVect(const core::vectorSIMDf& _in, const core::dimension2du& viewportDimensions)
+		{
+			core::vectorSIMDf pos(_in);
+			pos.w = 1.f;
+			if (perspectiveTransformVect(pos))
+				core::vector2di(-0x80000000, -0x80000000);
+
+			pos[0] *= 0.5f;
+			pos[1] *= 0.5f;
+			pos[0] += 0.5f;
+			pos[1] += 0.5f;
+
+			return core::vector2di(pos[0] * float(viewportDimensions.Width), pos[1] * float(viewportDimensions.Height));
+		}
 
 		static inline matrix4SIMD buildProjectionMatrixPerspectiveFovRH(float fieldOfViewRadians, float aspectRatio, float zNear, float zFar);
 		static inline matrix4SIMD buildProjectionMatrixPerspectiveFovLH(float fieldOfViewRadians, float aspectRatio, float zNear, float zFar);

include/nbl/system/ISystem.h

@@ -372,7 +372,7 @@ class ISystem : public core::IReferenceCounted
         bool deleteDirectory(const system::path& p)
         {
             if (std::filesystem::exists(p))
-                return std::filesystem::remove(p);
+                return std::filesystem::remove_all(p);
             else
                 return false;
         }

include/nbl/ui/CWindowManagerWin32.h

@@ -295,7 +295,16 @@ namespace nbl::ui
 				case ERT_CHANGE_CURSOR_VISIBILITY:
 				{
 					auto& params = req.changeCursorVisibilityParam;
-					ShowCursor(params.visible);
+					if(params.visible)
+					{
+						int ret = ShowCursor(true);
+						while (ret < 0)  ret = ShowCursor(true);
+					}
+					else
+					{
+						int ret = ShowCursor(false);
+						while (ret >= 0)  ret = ShowCursor(false);
+					}
 					break;
 				}
 				}
@@ -313,6 +322,10 @@ namespace nbl::ui
 				{
 					req.destroyWindowParam = std::move(params);
 				}
+				else if constexpr (std::is_same_v<RequestParams, SRequestParams_ChangeCursorVisibility&>)
+				{
+					req.changeCursorVisibilityParam = std::move(params);
+				}
 			}
 
 			bool wakeupPredicate() const { return true; }