public void Read(BinaryReader r, bool affine, ref ushort affinePrefix, int tileCount)
{
if (affine)
{
PaletteIndex = 0;
FlipFlags = FlipFlags.None;
ushort index = r.ReadByte();
TileIndex = (ushort)(index + affinePrefix);
if (index == 0xFF)
{
affinePrefix += 0x100;
}
if (affinePrefix >= tileCount)
{
affinePrefix = 0;
}
}
else
{
ushort val = r.ReadUInt16();
TileIndex = (ushort)(val & 0x3FF);
PaletteIndex = (byte)((val >> 12) & 0xF);
FlipFlags = FlipFlags.None;
if ((val & 0x400) > 0)
{
FlipFlags |= FlipFlags.Horizontal;
}
if ((val & 0x800) > 0)
{
FlipFlags |= FlipFlags.Vertical;
}
}
}
public void SetFlipFlags(Vector3Int pos3, FlipFlags flags)
{
if (flags != 0)
{
m_TilePositionFlipFlags.Add(pos3, flags);
}
}
/// <summary>
/// Draws unicode (UTF-16) characters as sprites using the specified <see cref="BitmapFont" />, text
/// <see cref="string" />, transform <see cref="Matrix2D" /> and optional <see cref="Color" />, origin
/// <see cref="Vector2" />, <see cref="FlipFlags" />, and depth <see cref="float" />.
/// </summary>
/// <param name="bitmapFont">The <see cref="BitmapFont" />.</param>
/// <param name="text">The text <see cref="string" />.</param>
/// <param name="transformMatrix">The transform <see cref="Matrix2D" />.</param>
/// <param name="color">
/// The <see cref="Color" />. Use <code>null</code> to use the default
/// <see cref="Color.White" />.
/// </param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0f</code></param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="bitmapFont" /> is null or <paramref name="text" /> is null.</exception>
public void DrawString(BitmapFont bitmapFont, string text, ref Matrix2D transformMatrix, Color?color = null,
FlipFlags flags = FlipFlags.None, float depth = 0f)
{
EnsureHasBegun();
if (bitmapFont == null)
{
throw new ArgumentNullException(nameof(bitmapFont));
}
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
var glyphs = bitmapFont.GetGlyphs(text);
foreach (var glyph in glyphs)
{
var transform1Matrix = transformMatrix;
transform1Matrix.M31 += glyph.Position.X;
transform1Matrix.M32 += glyph.Position.Y;
var texture = glyph.FontRegion.TextureRegion.Texture;
var bounds = texture.Bounds;
DrawSprite(texture, ref transform1Matrix, ref bounds, color, flags, depth);
}
}
/// <summary>
/// Draws unicode (UTF-16) characters as sprites using the specified <see cref="BitmapFont" />, text
/// <see cref="string" />, position <see cref="Vector2" /> and optional <see cref="Color" />, rotation
/// <see cref="float" />, origin <see cref="Vector2" />, scale <see cref="Vector2" /> <see cref="FlipFlags" />, and
/// depth <see cref="float" />.
/// </summary>
/// <param name="bitmapFont">The <see cref="BitmapFont" />.</param>
/// <param name="text">The text <see cref="string" />.</param>
/// <param name="position">The position <see cref="Vector2" />.</param>
/// <param name="color">
/// The <see cref="Color" />. Use <code>null</code> to use the default
/// <see cref="Color.White" />.
/// </param>
/// <param name="rotation">
/// The angle <see cref="float" /> (in radians) to rotate each sprite about its <paramref name="origin" />. The default
/// value is <code>0f</code>.
/// </param>
/// <param name="origin">
/// The origin <see cref="Vector2" />. Use <code>null</code> to use the default
/// <see cref="Vector2.Zero" />.
/// </param>
/// <param name="scale">
/// The scale <see cref="Vector2" />. Use <code>null</code> to use the default
/// <see cref="Vector2.One" />.
/// </param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0f</code></param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="bitmapFont" /> is null or <paramref name="text" /> is null.</exception>
public void DrawString(BitmapFont bitmapFont, string text, Vector2 position, Color?color = null,
float rotation = 0f, Vector2?origin = null, Vector2?scale = null,
FlipFlags flags = FlipFlags.None, float depth = 0f)
{
Matrix2.CreateFrom(position, rotation, scale, origin, out Matrix2 matrix);
DrawString(bitmapFont, text, ref matrix, color, flags, depth);
}
public Matrix4x4 GetTransformMatrix(FlipFlags ff)
{
var inversePPU = 1.0f / m_Sprite.pixelsPerUnit;
var offset = new Vector2(m_TileOffsetX * inversePPU, -m_TileOffsetY * inversePPU);
var matOffset = Matrix4x4.Translate(offset);
if (ff == FlipFlags.None)
{
return(matOffset);
}
bool flipHorizontal = (ff & FlipFlags.Horizontal) != 0;
bool flipVertical = (ff & FlipFlags.Vertical) != 0;
bool flipDiagonal = (ff & FlipFlags.Diagonal) != 0;
float width = m_Width * inversePPU;
float height = m_Height * inversePPU;
var tileCenter = new Vector2(width, height) * 0.5f;
Matrix4x4 matTransIn = Matrix4x4.identity;
Matrix4x4 matFlip = Matrix4x4.identity;
Matrix4x4 matTransOut = Matrix4x4.identity;
// Go to the tile center
matTransIn = Matrix4x4.Translate(-tileCenter);
// Do the flips
if (flipHorizontal)
{
matFlip *= HorizontalFlipMatrix;
}
if (flipVertical)
{
matFlip *= VerticalFlipMatrix;
}
if (flipDiagonal)
{
matFlip *= DiagonalFlipMatrix;
}
// Go out of the tile center
if (!flipDiagonal)
{
matTransOut = Matrix4x4.Translate(tileCenter);
}
else
{
float diff = (m_Height - m_Width) * 0.5f * inversePPU;
tileCenter.x += diff;
tileCenter.y -= diff;
matTransOut = Matrix4x4.Translate(tileCenter);
}
// Put it all together
return(matOffset * matTransOut * matFlip * matTransIn);
}
/// <summary>
/// Draws a <see cref="Texture" /> using the specified transform <see cref="Matrix2D" /> and an optional
/// <see cref="Color" />, origin <see cref="Vector2" />, <see cref="FlipFlags" />, and depth <see cref="float" />.
/// </summary>
/// <param name="texture">The <see cref="Texture" />.</param>
/// <param name="transformMatrix">The transform <see cref="Matrix2D" />.</param>
/// <param name="color">The <see cref="Color" />. Use <code>null</code> to use the default <see cref="Color.White" />.</param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0</code>.</param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="texture" /> is null.</exception>
public void DrawTexture(Texture2D texture, ref Matrix2D transformMatrix, Color?color = null,
FlipFlags flags = FlipFlags.None, float depth = 0)
{
var rectangle = default(Rectangle);
_geometryBuilder.BuildSprite(_vertexCount, ref transformMatrix, texture, ref rectangle, color, flags, depth);
EnqueueBuiltGeometry(texture, depth);
}
/// <summary>
/// Draws unicode (UTF-16) characters as sprites using the specified <see cref="BitmapFont" />, text
/// <see cref="StringBuilder" />, position <see cref="Vector2" /> and optional <see cref="Color" />, rotation
/// <see cref="float" />, origin <see cref="Vector2" />, scale <see cref="Vector2" /> <see cref="FlipFlags" />, and
/// depth <see cref="float" />.
/// </summary>
/// <param name="bitmapFont">The <see cref="BitmapFont" />.</param>
/// <param name="text">The text <see cref="string" />.</param>
/// <param name="position">The position <see cref="Vector2" />.</param>
/// <param name="color">
/// The <see cref="Color" />. Use <code>null</code> to use the default
/// <see cref="Color.White" />.
/// </param>
/// <param name="rotation">
/// The angle <see cref="float" /> (in radians) to rotate each sprite about its <paramref name="origin" />. The default
/// value is <code>0f</code>.
/// </param>
/// <param name="origin">
/// The origin <see cref="Vector2" />. Use <code>null</code> to use the default
/// <see cref="Vector2.Zero" />.
/// </param>
/// <param name="scale">
/// The scale <see cref="Vector2" />. Use <code>null</code> to use the default
/// <see cref="Vector2.One" />.
/// </param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0f</code></param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="bitmapFont" /> is null or <paramref name="text" /> is null.</exception>
public void DrawString(BitmapFont bitmapFont, StringBuilder text, Vector2 position, Color?color = null,
float rotation = 0f, Vector2?origin = null, Vector2?scale = null,
FlipFlags flags = FlipFlags.None, float depth = 0f)
{
Matrix2D transformMatrix;
Matrix2D.CreateFrom(position, rotation, scale, origin, out transformMatrix);
DrawString(bitmapFont, text, ref transformMatrix, color, flags, depth);
}
public TileIdMath(uint importedTileId)
{
m_ImportedTileId = importedTileId;
m_FlipFlags = 0;
m_FlipFlags |= HasHorizontalFlip ? FlipFlags.Horizontal : 0;
m_FlipFlags |= HasVerticalFlip ? FlipFlags.Vertical : 0;
m_FlipFlags |= HasDiagonalFlip ? FlipFlags.Diagonal : 0;
}
public TileId(uint gid)
{
originalGid = gid;
flipFlags = 0;
flipFlags |= IsFlippedHorizontal() ? FlipFlags.Horizontal : 0;
flipFlags |= IsFlippedVertical() ? FlipFlags.Vertical : 0;
flipFlags |= IsFlippedDiagonal() ? FlipFlags.Diagonal : 0;
flipFlags |= IsFlippedHexagonal120() ? FlipFlags.Hexagonal120 : 0;
}
public TextSprite(TextSprite clone)
{
_name = clone._name + "_clone";
_transform = clone._transform;
_tint = clone._tint;
_hAlign = clone.HorizontalAlignment;
_vAlign = clone.VerticalAlignment;
_font = clone._font;
_text = clone._text;
_size = clone._size;
_flipMode = clone._flipMode;
}
public FrameSprite(FrameSprite clone)
: base()
{
_name = clone._name + "_clone";
_frame = clone._frame;
_destinationRect = clone._destinationRect;
_transform = clone._transform;
_origin = clone._origin;
_tint = clone._tint;
_paralaxFactor = clone._paralaxFactor;
_paralaxEnabled = clone._paralaxEnabled;
_flipMode = clone._flipMode;
}
/// <summary>
/// Draws unicode (UTF-16) characters as sprites using the specified <see cref="BitmapFont" />, text
/// <see cref="string" />, transform <see cref="Matrix2D" /> and optional <see cref="Color" />, origin
/// <see cref="Vector2" />, <see cref="FlipFlags" />, and depth <see cref="float" />.
/// </summary>
/// <param name="bitmapFont">The <see cref="BitmapFont" />.</param>
/// <param name="text">The text <see cref="string" />.</param>
/// <param name="transformMatrix">The transform <see cref="Matrix2D" />.</param>
/// <param name="color">
/// The <see cref="Color" />. Use <code>null</code> to use the default
/// <see cref="Color.White" />.
/// </param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0f</code></param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="bitmapFont" /> is null or <paramref name="text" /> is null.</exception>
public void DrawString(BitmapFont bitmapFont, string text, ref Matrix2D transformMatrix, Color?color = null,
FlipFlags flags = FlipFlags.None, float depth = 0f)
{
EnsureHasBegun();
if (bitmapFont == null)
{
throw new ArgumentNullException(nameof(bitmapFont));
}
if (text == null)
{
throw new ArgumentNullException(nameof(text));
}
var lineSpacing = bitmapFont.LineHeight;
var offset = new Vector2(0, 0);
for (var i = 0; i < text.Length;)
{
int character;
if (char.IsLowSurrogate(text[i]))
{
character = char.ConvertToUtf32(text[i - 1], text[i]);
i += 2;
}
else if (char.IsHighSurrogate(text[i]))
{
character = char.ConvertToUtf32(text[i], text[i - 1]);
i += 2;
}
else
{
character = text[i];
i += 1;
}
// ReSharper disable once SwitchStatementMissingSomeCases
switch (character)
{
case '\r':
continue;
case '\n':
offset.X = 0;
offset.Y += lineSpacing;
continue;
}
var fontRegion = bitmapFont.GetCharacterRegion(character);
if (fontRegion == null)
{
continue;
}
var transform1Matrix = transformMatrix;
transform1Matrix.M31 += offset.X + fontRegion.XOffset;
transform1Matrix.M32 += offset.Y + fontRegion.YOffset;
var textureRegion = fontRegion.TextureRegion;
var bounds = textureRegion.Bounds;
DrawSprite(textureRegion.Texture, ref transform1Matrix, ref bounds, color, flags, depth);
offset.X += i != text.Length - 1
? fontRegion.XAdvance + bitmapFont.LetterSpacing
: fontRegion.XOffset + fontRegion.Width;
}
}
/// <summary>
/// Draws a sprite using a specified <see cref="Texture" />, transform <see cref="Matrix2D" />, source
/// <see cref="Rectangle" />, and an optional
/// <see cref="Color" />, origin <see cref="Vector2" />, <see cref="FlipFlags" />, and depth <see cref="float" />.
/// </summary>
/// <param name="texture">The <see cref="Texture" />.</param>
/// <param name="transformMatrix">The transform <see cref="Matrix2D" />.</param>
/// <param name="sourceRectangle">
/// The texture region <see cref="Rectangle" /> of the <paramref name="texture" />. Use
/// <code>null</code> to use the entire <see cref="Texture2D" />.
/// </param>
/// <param name="color">The <see cref="Color" />. Use <code>null</code> to use the default <see cref="Color.White" />.</param>
/// <param name="flags">The <see cref="FlipFlags" />. The default value is <see cref="FlipFlags.None" />.</param>
/// <param name="depth">The depth <see cref="float" />. The default value is <code>0</code>.</param>
/// <exception cref="InvalidOperationException">The <see cref="Batcher{TDrawCallInfo}.Begin(ref Matrix, ref Matrix, BlendState, SamplerState, DepthStencilState, RasterizerState, Effect)" /> method has not been called.</exception>
/// <exception cref="ArgumentNullException"><paramref name="texture" /> is null.</exception>
public void DrawSprite(Texture2D texture, ref Matrix2D transformMatrix, ref Rectangle sourceRectangle,
Color?color = null, FlipFlags flags = FlipFlags.None, float depth = 0)
{
_geometryBuilder.BuildSprite(_vertexCount, ref transformMatrix, texture, ref sourceRectangle, color, flags, depth);
EnqueueBuiltGeometry(texture, depth);
}
public void GetTRS(FlipFlags flags, MapOrientation orientation, out Vector3 xfTranslate, out Vector3 xfRotate, out Vector3 xfScale)
{
float inversePPU = 1.0f / m_Sprite.pixelsPerUnit;
float width = m_Width * inversePPU;
float height = m_Height * inversePPU;
bool flippedHorizontally = FlipFlagsMask.FlippedHorizontally(flags);
bool flippedVertically = FlipFlagsMask.FlippedVertically(flags);
bool rotatedDiagonally = FlipFlagsMask.RotatedDiagonally(flags);
bool rotatedHexagonally120 = FlipFlagsMask.RotatedHexagonally120(flags);
xfTranslate = Vector3.zero;
xfRotate = Vector3.zero;
xfScale = Vector3.one;
if (flags != FlipFlags.None)
{
if (orientation == MapOrientation.Hexagonal)
{
if (rotatedDiagonally)
{
xfRotate.z -= 60;
}
if (rotatedHexagonally120)
{
xfRotate.z -= 120;
}
}
else if (rotatedDiagonally)
{
xfRotate.z = -90.0f;
flippedHorizontally = FlipFlagsMask.FlippedVertically(flags);
flippedVertically = !FlipFlagsMask.FlippedHorizontally(flags);
}
xfScale.x = flippedHorizontally ? -1.0f : 1.0f;
xfScale.y = flippedVertically ? -1.0f : 1.0f;
var matScale = Matrix4x4.Scale(xfScale);
var matRotate = Matrix4x4.Rotate(Quaternion.Euler(xfRotate));
if (orientation == MapOrientation.Hexagonal)
{
// Hex tiles use the center of the tile for transforms
var anchor = new Vector3(width * 0.5f, height * 0.5f);
var transformed = matScale.MultiplyPoint(anchor);
transformed = matRotate.MultiplyPoint(transformed);
xfTranslate.x = anchor.x - transformed.x;
xfTranslate.y = anchor.y - transformed.y;
}
else
{
// Mulitply the corners for our tile against rotation and scale matrices to see what our translation should be to get the tile back to the bottom-left origin
var points = new Vector3[]
{
new Vector3(0, height, 0),
new Vector3(width, height, 0),
new Vector3(width, 0, 0),
};
points = points.Select(p => matScale.MultiplyPoint(p)).ToArray();
points = points.Select(p => matRotate.MultiplyPoint(p)).ToArray();
var minX = points.Select(p => p.x).Min();
var minY = points.Select(p => p.y).Min();
xfTranslate.x = -minX;
xfTranslate.y = -minY;
}
}
// Each tile may have an additional offset
xfTranslate.x += m_TileOffsetX * inversePPU;
xfTranslate.y -= m_TileOffsetY * inversePPU;
}
public void GetTRS(FlipFlags flags, out Vector3 trans, out Vector3 rot, out Vector3 scale)
{
float inversePPU = 1.0f / m_Sprite.pixelsPerUnit;
float width = m_Width * inversePPU;
float height = m_Height * inversePPU;
switch (flags)
{
// diagonal
case FlipFlags.D__:
trans = new Vector3(height, width, 0);
rot = new Vector3(0, 0, -90);
scale = new Vector3(1, -1, 1);
break;
// diagonal-vertical
case FlipFlags.DV_:
trans = new Vector3(height, 0, 0);
rot = new Vector3(0, 0, 90);
scale = Vector3.one;
break;
// diagonal-horizontal
case FlipFlags.D_H:
trans = new Vector3(0, width, 0);
rot = new Vector3(0, 0, -90);
scale = Vector3.one;
break;
// diagonal-vertical-horizontal
case FlipFlags.DVH:
trans = Vector3.zero;
rot = new Vector3(0, 0, 90);
scale = new Vector3(1, -1, 1);
break;
// vertical
case FlipFlags._V_:
trans = new Vector3(0, height, 0);
rot = Vector3.zero;
scale = new Vector3(1, -1, 1);
break;
// vertical-horizontal
case FlipFlags._VH:
trans = new Vector3(width, height, 0);
rot = Vector3.zero;
scale = new Vector3(-1, -1, 1);
break;
// horizontal
case FlipFlags.__H:
trans = new Vector3(width, 0, 0);
rot = Vector3.zero;
scale = new Vector3(-1, 1, 1);
break;
default:
trans = Vector3.zero;
rot = Vector3.zero;
scale = Vector3.one;
break;
}
// Each tile may have an additional offset
trans.x += m_TileOffsetX * inversePPU;
trans.y -= m_TileOffsetY * inversePPU;
}
public static bool RotatedDiagonally(FlipFlags flags)
{
return((flags & FlipFlags.Diagonal) != 0);
}
protected virtual void SetFlipMode(FlipFlags flipMode)
{
_flipMode = flipMode;
}
/// <summary>
/// Performs a bit-block-transfer from the source brush to
/// the destination brush, applying the specified paletteIndex.
/// Any pixels with a value of zero will be rendered transparently.
/// This overload specifies a pixel location instead of a tile location.
/// </summary>
/// <param name="tile">The count of the tile to be used from the source brush</param>
/// <param name="destX">The x-coordinate to draw to.</param>
/// <param name="destY">The y-coordinate to draw to.</param>
/// <param name="pal">The paletteIndex to use.</param>
/// <remarks>The paletteIndex specified will work for the range 0 through 31 if the source
/// brush is formatted correctly, but for NES screen rendering typically only the first four
/// palettes will be used.</remarks>
/// <param name="flip">T FlipFlags value indicating how to flip the tile.</param>
public void BlitTileTransparent_Pixel(int tile, int destX, int destY, byte pal, FlipFlags flip)
{
int baseTileOffset = tile * 8;
int destBaseOffset = destX + destY * DestScanWidth;
int screenInc = 1;
int screenAdj = 0;
if ((flip & FlipFlags.Horizontal) == FlipFlags.Horizontal)
{
screenInc = -1;
screenAdj = 7;
}
byte paldiff = (byte)(pal * 4);
for (int row = 0; row < 8; row++)
{
int screenDataOffset = destBaseOffset + row * DestScanWidth + screenAdj;
int tileDataOffset;
if ((flip & FlipFlags.Vertical) == FlipFlags.Vertical)
{
tileDataOffset = baseTileOffset + (7 - row) * SourceScanWidth; // Tile pixel data offset
}
else
{
tileDataOffset = baseTileOffset + row * SourceScanWidth; // Tile pixel data offset
}
// Render a single pixel (this code is repeated eight
// times instead using a loop as a speed optimization).
if (_sourceData[tileDataOffset] != 0) // If pixel is not transparent
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff); // render it
}
// Seek to next pixel
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
screenDataOffset += screenInc;
tileDataOffset++;
if (_sourceData[tileDataOffset] != 0)
{
_destData[screenDataOffset] = (byte)(_sourceData[tileDataOffset] | paldiff);
}
}
}
public Matrix4x4 GetTransformMatrix(FlipFlags ff, MapOrientation orientation)
{
var inversePPU = 1.0f / m_Sprite.pixelsPerUnit;
var offset = new Vector2(m_TileOffsetX * inversePPU, -m_TileOffsetY * inversePPU);
var matOffset = Matrix4x4.Translate(offset);
if (ff == FlipFlags.None)
{
return(matOffset);
}
bool flipHorizontal = FlipFlagsMask.FlippedHorizontally(ff);
bool flipVertical = FlipFlagsMask.FlippedVertically(ff);
bool flipDiagonal = FlipFlagsMask.RotatedDiagonally(ff);
bool rotateHex120 = FlipFlagsMask.RotatedHexagonally120(ff);
float width = m_Width * inversePPU;
float height = m_Height * inversePPU;
var tileCenter = new Vector2(width, height) * 0.5f;
Matrix4x4 matTransIn = Matrix4x4.identity;
Matrix4x4 matFlip = Matrix4x4.identity;
Matrix4x4 matTransOut = Matrix4x4.identity;
// Go to the tile center
matTransIn = Matrix4x4.Translate(-tileCenter);
if (orientation == MapOrientation.Hexagonal)
{
if (flipDiagonal)
{
matFlip *= Rotate60Matrix;
}
if (rotateHex120)
{
matFlip *= Rotate120Matrix;
}
if (flipHorizontal)
{
matFlip *= HorizontalFlipMatrix;
}
if (flipVertical)
{
matFlip *= VerticalFlipMatrix;
}
matTransOut = Matrix4x4.Translate(tileCenter);
}
else
{
if (flipHorizontal)
{
matFlip *= HorizontalFlipMatrix;
}
if (flipVertical)
{
matFlip *= VerticalFlipMatrix;
}
if (flipDiagonal)
{
matFlip *= DiagonalFlipMatrix;
}
// Go out of the tile center
if (!flipDiagonal)
{
matTransOut = Matrix4x4.Translate(tileCenter);
}
else
{
// Compensate for width and height being different dimensions
float diff = (height - width) * 0.5f;
tileCenter.x += diff;
tileCenter.y -= diff;
matTransOut = Matrix4x4.Translate(tileCenter);
}
}
// Put it all together
return(matOffset * matTransOut * matFlip * matTransIn);
}
public static bool FlippedHorizontally(FlipFlags flags)
{
return((flags & FlipFlags.Horizontal) != 0);
}
public static bool FlippedVertically(FlipFlags flags)
{
return((flags & FlipFlags.Vertical) != 0);
}
public virtual void SetFrame(Frame value)
{
_frame = value;
_origin.X = _frame.Center.X;
_origin.Y = _frame.Center.Y;
_flipMode = (FlipFlags)_frame.FlipMode;
}
public static bool RotatedHexagonally120(FlipFlags flags)
{
return((flags & FlipFlags.Hexagonal120) != 0);
}
protected virtual void SetFlipMode(FlipFlags flipMode)
{
_flipMode = flipMode;
Frame.FlipMode = (SpriteEffects)flipMode;
}
public void BuildSprite(int indexOffset, ref Matrix2 transformMatrix, Texture2D texture,
ref Rectangle sourceRectangle,
Color?color = null, FlipFlags flags = FlipFlags.None, float depth = 0)
{
if (texture == null)
{
throw new ArgumentNullException(nameof(texture));
}
var texelLeft = 0f;
var texelTop = 0f;
var texelRight = 1f;
var texelBottom = 1f;
if (sourceRectangle.Width > 0)
{
texelLeft = (float)sourceRectangle.X / texture.Width;
texelTop = (float)sourceRectangle.Y / texture.Height;
texelRight = (sourceRectangle.X + sourceRectangle.Width) / (float)texture.Width;
texelBottom = (sourceRectangle.Y + sourceRectangle.Height) / (float)texture.Height;
}
else
{
sourceRectangle.Width = texture.Width;
sourceRectangle.Height = texture.Height;
}
var color1 = color ?? Color.White;
var vertices = Vertices;
transformMatrix.Transform(0, 0, ref vertices[0].Position);
vertices[0].Position.Z = depth;
vertices[0].Color = color1;
vertices[0].TextureCoordinate.X = texelLeft;
vertices[0].TextureCoordinate.Y = texelTop;
transformMatrix.Transform(sourceRectangle.Width, 0, ref vertices[1].Position);
vertices[1].Position.Z = depth;
vertices[1].Color = color1;
vertices[1].TextureCoordinate.X = texelRight;
vertices[1].TextureCoordinate.Y = texelTop;
transformMatrix.Transform(0, sourceRectangle.Height, ref vertices[2].Position);
vertices[2].Position.Z = depth;
vertices[2].Color = color1;
vertices[2].TextureCoordinate.X = texelLeft;
vertices[2].TextureCoordinate.Y = texelBottom;
transformMatrix.Transform(sourceRectangle.Width, sourceRectangle.Height, ref vertices[3].Position);
vertices[3].Position.Z = depth;
vertices[3].Color = color1;
vertices[3].TextureCoordinate.X = texelRight;
vertices[3].TextureCoordinate.Y = texelBottom;
var flipDiagonally = (flags & FlipFlags.FlipDiagonally) != 0;
var flipHorizontally = (flags & FlipFlags.FlipHorizontally) != 0;
var flipVertically = (flags & FlipFlags.FlipVertically) != 0;
if (flipDiagonally)
{
FloatHelper.Swap(ref vertices[1].TextureCoordinate.X, ref vertices[2].TextureCoordinate.X);
FloatHelper.Swap(ref vertices[1].TextureCoordinate.Y, ref vertices[2].TextureCoordinate.Y);
}
if (flipHorizontally)
{
if (flipDiagonally)
{
FloatHelper.Swap(ref vertices[0].TextureCoordinate.Y, ref vertices[1].TextureCoordinate.Y);
FloatHelper.Swap(ref vertices[2].TextureCoordinate.Y, ref vertices[3].TextureCoordinate.Y);
}
else
{
FloatHelper.Swap(ref vertices[0].TextureCoordinate.X, ref vertices[1].TextureCoordinate.X);
FloatHelper.Swap(ref vertices[2].TextureCoordinate.X, ref vertices[3].TextureCoordinate.X);
}
}
if (flipVertically)
{
if (flipDiagonally)
{
FloatHelper.Swap(ref vertices[0].TextureCoordinate.X, ref vertices[2].TextureCoordinate.X);
FloatHelper.Swap(ref vertices[1].TextureCoordinate.X, ref vertices[3].TextureCoordinate.X);
}
else
{
FloatHelper.Swap(ref vertices[0].TextureCoordinate.Y, ref vertices[2].TextureCoordinate.Y);
FloatHelper.Swap(ref vertices[1].TextureCoordinate.Y, ref vertices[3].TextureCoordinate.Y);
}
}
VertexCount = 4;
AddQuadrilateralIndices(indexOffset);
IndexCount = 6;
PrimitivesCount = 2;
}
/// <summary>
/// Performs a bit-block-transfer from the source brush to
/// the destination brush, applying the specified paletteIndex.
/// Any pixels with a value of zero will be rendered transparently.
/// </summary>
/// <param name="tile">The count of the tile to be used from the source brush</param>
/// <param name="destX">The x-coordinate of the tile to be drawn to in the destination</param>
/// <param name="destY">The y-coordinate of the tile to be drawn to in the destination</param>
/// <param name="pal">The paletteIndex to use.</param>
/// <param name="flip">Indicates how the tile should be flipped</param>
/// <remarks>The paletteIndex specified will work for the range 0 through 31 if the source
/// brush is formatted correctly, but for NES screen rendering typically only the first four
/// palettes will be used.</remarks>
public void BlitTileTransparentFlipped(int tile, int destX, int destY, byte pal, FlipFlags flip)
{
switch (flip)
{
case FlipFlags.Horizontal:
BltTransFlipH(tile, destX, destY, pal);
break;
case FlipFlags.Vertical:
BltTransFlipV(tile, destX, destY, pal);
break;
case (FlipFlags.Horizontal | FlipFlags.Vertical):
BltTransFlipHV(tile, destX, destY, pal);
break;
default:
BlitTileTransparent(tile, destX, destY, pal);
break;
}
}
