unsafe void ReadStaticTexture(int index, out Texture2D texture) { texture = null; int length, extra; bool is_patched; // get a reader inside Art.Mul BinaryFileReader reader = m_FileIndex.Seek(index, out length, out extra, out is_patched); if (reader == null) { return; } reader.ReadInt(); // don't need this, see Art.mul file format. // get the dimensions of the texture int width = reader.ReadShort(); int height = reader.ReadShort(); if (width <= 0 || height <= 0) { return; } // read the texture data! ushort[] lookups = reader.ReadUShorts(height); ushort[] data = reader.ReadUShorts(length - lookups.Length * 2 - 8); Metrics.ReportDataRead(sizeof(ushort) * (data.Length + lookups.Length + 2)); ushort[] pixels = new ushort[width * height]; fixed(ushort *pData = pixels) { ushort *dataRef = pData; int i; for (int y = 0; y < height; y++, dataRef += width) { i = lookups[y]; ushort *start = dataRef; int count, offset; while (((offset = data[i++]) + (count = data[i++])) != 0) { start += offset; ushort *end = start + count; while (start < end) { ushort color = data[i++]; * start++ = (ushort)(color | 0x8000); } } } } texture = new Texture2D(m_Graphics, width, height, false, SurfaceFormat.Bgra5551); texture.SetData(pixels); m_StaticPicking.Set(index, width, height, pixels); return; }
public unsafe AnimationFrame(int uniqueAnimationIndex, GraphicsDevice graphics, ushort[] palette, BinaryFileReader reader, SittingTransformation sitting) { m_AnimationIndex = uniqueAnimationIndex; int xCenter = reader.ReadShort(); int yCenter = reader.ReadShort(); int width = reader.ReadUShort(); int height = reader.ReadUShort(); // Fix for animations with no pixels. if ((width == 0) || (height == 0)) { Texture = null; return; } if (sitting == SittingTransformation.StandSouth) { xCenter += 8; width += 8; height += 4; } ushort[] data = new ushort[width * height]; // for sitting: // somewhere around the waist of a typical mobile animation, we take twelve rows of pixels, // discard every third, and shift every remaining row (total of eight) one pixel to the left // or right (depending on orientation), for a total skew of eight pixels. fixed(ushort *pData = data) { ushort *dataRef = pData; int dataRead = 0; int header; while ((header = reader.ReadInt()) != 0x7FFF7FFF) { header ^= DoubleXor; int x = ((header >> 22) & 0x3FF) + xCenter - 0x200; int y = ((header >> 12) & 0x3FF) + yCenter + height - 0x200; if (sitting == SittingTransformation.StandSouth) { const int skew_start = -17; const int skew_end = skew_start - 16; int iy = y - height - yCenter; if (iy > skew_start) { // pixels below the skew x -= 8; y -= 4; } else if (iy > skew_end) { // pixels within the skew if ((iy - skew_end) % 4 == 0) { reader.Position += (header & 0xFFF); continue; } x -= (iy - skew_end) / 2; y -= (iy - skew_end) / 4; } } ushort *cur = dataRef + y * width + x; ushort *end = cur + (header & 0xFFF); int filecounter = 0; byte[] filedata = reader.ReadBytes(header & 0xFFF); while (cur < end) { *cur++ = palette[filedata[filecounter++]]; } dataRead += header & 0xFFF; } Metrics.ReportDataRead(dataRead); } Center = new Point(xCenter, yCenter); Texture = new Texture2D(graphics, width, height, false, SurfaceFormat.Bgra5551); Texture.SetData(data); m_Picking.Set(m_AnimationIndex, width, height, data); }
public unsafe Texture2D GetGumpTexture(int textureID, bool replaceMask080808 = false) { if (textureID < 0) { return(null); } if (m_TextureCache[textureID] == null) { int length, extra; bool patched; BinaryFileReader reader = m_FileIndex.Seek(textureID, out length, out extra, out patched); if (reader == null) { return(null); } int width = (extra >> 16) & 0xFFFF; int height = extra & 0xFFFF; if (width == 0 || height == 0) { return(null); } int shortsToRead = length - (height * 2); if (reader.Stream.Length - reader.Position < (shortsToRead * 2)) { Tracer.Error($"Could not read gump {textureID:X4}: not enough data. Gump texture file truncated?"); return(null); } int[] lookups = reader.ReadInts(height); int metrics_dataread_start = (int)reader.Position; ushort[] fileData = reader.ReadUShorts(shortsToRead); ushort[] pixels = new ushort[width * height]; fixed(ushort *line = &pixels[0]) { fixed(ushort *data = &fileData[0]) { for (int y = 0; y < height; ++y) { ushort *dataRef = data + (lookups[y] - height) * 2; ushort *cur = line + (y * width); ushort *end = cur + width; while (cur < end) { ushort color = *dataRef++; ushort *next = cur + *dataRef++; if (color == 0) { cur = next; } else { color |= 0x8000; while (cur < next) { *cur++ = color; } } } } } } Metrics.ReportDataRead(length); if (replaceMask080808) { for (int i = 0; i < pixels.Length; i++) { if (pixels[i] == 0x8421) { pixels[i] = 0xFC1F; } } } Texture2D texture = new Texture2D(m_graphicsDevice, width, height, false, SurfaceFormat.Bgra5551); texture.SetData(pixels); m_TextureCache[textureID] = texture; m_Picking.Set(textureID, width, height, pixels); } return(m_TextureCache[textureID]); }