public Chunk_CreateShaderResourceView(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_CreateDepthStencilView(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_SetResourceName(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_CreateRenderTargetView(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_CreateTexture2D1(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_DriverInit(ChunkManager chunkManager) : base(chunkManager)
{
}
public Chunk_Event(ChunkManager chunkManager) : base(chunkManager)
{
}
public ChunkBase(ChunkManager chunkManager)
{
this.chunkManager = chunkManager;
}
/// <summary>
/// 修改Buffer
/// </summary>
/// <param name="chunkManager"></param>
/// <param name="eventId"></param>
/// <param name="fillWithNumIndex"></param>
/// <param name="characterWidth">字符宽度</param>
public static void Modify(ChunkManager chunkManager, int eventId, int fillWithNumIndex, float characterWidth = 8f)
{
Chunk_IASetVertexBuffers chunk = chunkManager.allChunks[eventId + chunkManager.CaptureBeginChunkIndex - 1] as Chunk_IASetVertexBuffers;
if (chunk == null)
{
Console.WriteLine($"chunk {eventId} is not a valid Chunk_IASetVertexBuffers");
return;
}
uint stride = chunk.pStrides[0];
uint offset = chunk.pOffsets[0];
Chunk_CreateBuffer createBuffer = chunk.parent as Chunk_CreateBuffer;
if (createBuffer == null)
{
Console.WriteLine("chunk dos not has a valid CreateBuffer parent");
return;
}
int dataOffset = createBuffer.pInitialData != null ? createBuffer.pInitialData.sysMemDataOffset : createBuffer.data.sysMemDataOffset;
const int UID_PREFIX_COUNT = 5; // 前5个文字为 <UID: >前缀
uint perDrawLen = createBuffer.Descriptor.ByteWidth / 5; // 带阴影的文字会画5遍
uint uidCount = (perDrawLen / stride) / 6 - UID_PREFIX_COUNT; // uid采用每个文字使用6个顶点的方式
uint uidDataOffset = UID_PREFIX_COUNT * 6 * stride + offset;
// 找出指定字符使用的6个顶点的uv
VertexBufferFormat[] fillVal = new VertexBufferFormat[6];
fixed(void *pFill = &chunkManager.section.uncompressedData[dataOffset + uidDataOffset + fillWithNumIndex * 6 * stride])
{
VertexBufferFormat *pUidFill = (VertexBufferFormat *)pFill;
for (int i = 0; i < 6; i++)
{
fillVal[i].u = pUidFill->u;
fillVal[i].v = pUidFill->v;
pUidFill++;
}
}
// 开始替换数据
int perDrawUidDataOffset = (int)uidDataOffset;
for (int i = 0; i < 5; i++) // 带阴影的文字会画5遍
{
fixed(void *pData = &chunkManager.section.uncompressedData[dataOffset + perDrawUidDataOffset])
{
VertexBufferFormat *pDst = (VertexBufferFormat *)pData;
for (int j = 0; j < uidCount * 6; j++)
{
// 当前轮次都以第一个字符的位置为基准
if (j < 6)
{
fillVal[j].x = pDst->x;
fillVal[j].y = pDst->y;
fillVal[j].z = pDst->z;
}
pDst->x = fillVal[j % 6].x + (j / 6) * characterWidth;
pDst->y = fillVal[j % 6].y;
pDst->z = fillVal[j % 6].z;
pDst->u = fillVal[j % 6].u;
pDst->v = fillVal[j % 6].v;
pDst++;
}
}
perDrawUidDataOffset += (int)perDrawLen;
}
}