Now less source images are used. Flipped versions will be calculated.

Mods/vcmi/Sprites/battle/rangeHighlights/rangeHighlightsGreen.json

@@ -5,30 +5,30 @@
 		{ "frame" : 00, "file" : "empty.png"},						// 000001 -> 00 empty frame
 			
 		// load single edges
-		{ "frame" : 01, "file" : "topLeft.png"},                    //000001 -> 01
-		{ "frame" : 02, "file" : "topRight.png"},                   //000010 -> 02
-		{ "frame" : 03, "file" : "right.png"},                      //000100 -> 04
-		{ "frame" : 04, "file" : "bottomRight.png"},                //001000 -> 08
-		{ "frame" : 05, "file" : "bottomLeft.png"},                 //010000 -> 16
-		{ "frame" : 06, "file" : "left.png"},                       //100000 -> 32
+		{ "frame" : 01, "file" : "topLeft.png"},                    //000001 -> 01 topLeft
+		{ "frame" : 02, "file" : "topLeft.png"},                    //000010 -> 02 topRight
+		{ "frame" : 03, "file" : "left.png"},                       //000100 -> 04 right
+		{ "frame" : 04, "file" : "topLeft.png"},                    //001000 -> 08 bottomRight
+		{ "frame" : 05, "file" : "topLeft.png"},                    //010000 -> 16 bottomLeft
+		{ "frame" : 06, "file" : "left.png"},                       //100000 -> 32 left
 		
 		// load double edges
-		{ "frame" : 07, "file" : "top.png"},                        //000011 -> 03
-		{ "frame" : 08, "file" : "bottom.png"},                     //011000 -> 24
-		{ "frame" : 09, "file" : "topRightHalfCorner.png"},         //000110 -> 06
-		{ "frame" : 10, "file" : "bottomRightHalfCorner.png"},      //001100 -> 12
-		{ "frame" : 11, "file" : "bottomLeftHalfCorner.png"},       //110000 -> 48
-		{ "frame" : 12, "file" : "topLeftHalfCorner.png"},          //100001 -> 33
+		{ "frame" : 07, "file" : "top.png"},                        //000011 -> 03 top
+		{ "frame" : 08, "file" : "top.png"},                        //011000 -> 24 bottom
+		{ "frame" : 09, "file" : "topLeftHalfCorner.png"},          //000110 -> 06 topRightHalfCorner
+		{ "frame" : 10, "file" : "topLeftHalfCorner.png"},          //001100 -> 12 bottomRightHalfCorner
+		{ "frame" : 11, "file" : "topLeftHalfCorner.png"},          //110000 -> 48 bottomLeftHalfCorner
+		{ "frame" : 12, "file" : "topLeftHalfCorner.png"},          //100001 -> 33 topLeftHalfCorner
 		
 		// load halves
-		{ "frame" : 13, "file" : "rightHalf.png"},                  //001110 -> 14
-		{ "frame" : 14, "file" : "leftHalf.png"},                   //110001 -> 49
+		{ "frame" : 13, "file" : "leftHalf.png"},                   //001110 -> 14 rightHalf
+		{ "frame" : 14, "file" : "leftHalf.png"},                   //110001 -> 49 leftHalf
 		
 		// load corners
-		{ "frame" : 15, "file" : "topRightCorner.png"},             //000111 -> 07
-		{ "frame" : 16, "file" : "bottomRightCorner.png"},          //011100 -> 28
-		{ "frame" : 17, "file" : "bottomLeftCorner.png"},           //111000 -> 56
-		{ "frame" : 18, "file" : "topLeftCorner.png"}               //100011 -> 35
+		{ "frame" : 15, "file" : "topLeftCorner.png"},              //000111 -> 07 topRightCorner
+		{ "frame" : 16, "file" : "topLeftCorner.png"},              //011100 -> 28 bottomRightCorner
+		{ "frame" : 17, "file" : "topLeftCorner.png"},              //111000 -> 56 bottomLeftCorner
+		{ "frame" : 18, "file" : "topLeftCorner.png"}               //100011 -> 35 topLeftCorner
 	]
 }
 

client/battle/BattleFieldController.cpp

@@ -67,8 +67,8 @@ namespace HexMasks
 		bottomLeftHalfCorner  = 0b110000,
 		topLeftHalfCorner     = 0b100001,
 
-		rightTopAndBottom     = 0b001010,
-		leftTopAndBottom      = 0b010001,
+		rightTopAndBottom     = 0b001010, // special case, right half can be drawn instead of only top and bottom
+		leftTopAndBottom      = 0b010001, // special case, left half can be drawn instead of only top and bottom
 						  
 		rightHalf             = 0b001110,
 		leftHalf              = 0b110001,
@@ -131,6 +131,7 @@ BattleFieldController::BattleFieldController(BattleInterface & owner):
 	fullDamageRangeLimitImages->preload();
 
 	initializeHexEdgeMaskToFrameIndex();
+	flipRangedFullDamageLimitImagesIntoPositions();
 
 	if(!owner.siegeController)
 	{
@@ -549,6 +550,26 @@ std::vector<std::shared_ptr<IImage>> BattleFieldController::calculateRangedFullD
 	return output;
 }
 
+void BattleFieldController::flipRangedFullDamageLimitImagesIntoPositions()
+{
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::topRight])->verticalFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::right])->verticalFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomRight])->doubleFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomLeft])->horizontalFlip();
+
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottom])->horizontalFlip();
+
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::topRightHalfCorner])->verticalFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomRightHalfCorner])->doubleFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomLeftHalfCorner])->horizontalFlip();
+
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::rightHalf])->verticalFlip();
+
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::topRightCorner])->verticalFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomRightCorner])->doubleFlip();
+	rangedFullDamageLimitImages->getImage(hexEdgeMaskToFrameIndex[HexMasks::bottomLeftCorner])->horizontalFlip();
+}
+
 void BattleFieldController::showHighlightedHexes(Canvas & canvas)
 {
 	std::set<BattleHex> hoveredStackMovementRangeHexes = getMovementRangeForHoveredStack();

client/battle/BattleFieldController.h

@@ -87,6 +87,9 @@ class BattleFieldController : public CIntObject
 	/// based on this mask the corresponding image is selected
 	std::vector<std::shared_ptr<IImage>> calculateRangedFullDamageHighlightImages(std::vector<std::vector<BattleHex::EDir>> fullRangeLimitHexesNeighbourDirections);
 
+	/// to reduce the number of source images used, some images will be used as flipped versions of preloaded ones
+	void flipRangedFullDamageLimitImagesIntoPositions();
+
 	void showBackground(Canvas & canvas);
 	void showBackgroundImage(Canvas & canvas);
 	void showBackgroundImageWithHexes(Canvas & canvas);