public unsafe Dx11RenderingDrawingRoom(Dx11RenderingDevice device, Description description)
{
Device = device;
TextureView = ((Dx11RenderingTextureAllocator)(description.TextureAllocator)).TextureView;
TextureAllocator = description.TextureAllocator;
Vector2 textureScaling = new Vector2(16777216.0f) / new Vector2(TextureAllocator.Size.X, TextureAllocator.Size.Y);
RoomGeometry roomGeometry = description.Room.RoomGeometry;
// Create buffer
Vector3 worldPos = description.Room.WorldPos + description.Offset;
int singleSidedVertexCount = roomGeometry.VertexPositions.Count;
int vertexCount = VertexCount = singleSidedVertexCount + roomGeometry.DoubleSidedTriangleCount * 3;
if (vertexCount == 0)
{
return;
}
VertexBufferSize = vertexCount * (sizeof(Vector3) + sizeof(uint) + sizeof(uint) + sizeof(ulong) + sizeof(uint));
fixed(byte *data = new byte[VertexBufferSize])
{
Vector3 *positions = (Vector3 *)(data);
uint * colors = (uint *)(data + vertexCount * sizeof(Vector3));
uint * overlays = (uint *)(data + vertexCount * (sizeof(Vector3) + sizeof(uint)));
ulong * uvwAndBlendModes = (ulong *)(data + vertexCount * (sizeof(Vector3) + sizeof(uint) + sizeof(uint)));
uint * editorUVAndSectorTexture = (uint *)(data + vertexCount * (sizeof(Vector3) + sizeof(uint) + sizeof(uint) + sizeof(ulong)));
// Setup vertices
for (int i = 0; i < singleSidedVertexCount; ++i)
{
positions[i] = roomGeometry.VertexPositions[i] + worldPos;
}
for (int i = 0; i < singleSidedVertexCount; ++i)
{
colors[i] = Dx11RenderingDevice.CompressColor(roomGeometry.VertexColors[i]);
}
for (int i = 0; i < singleSidedVertexCount; ++i)
{
Vector2 vertexEditorUv = roomGeometry.VertexEditorUVs[i];
uint editorUv = 0;
editorUv |= (uint)((int)vertexEditorUv.X) & 3;
editorUv |= ((uint)((int)vertexEditorUv.Y) & 3) << 2;
editorUVAndSectorTexture[i] = editorUv;
}
{
SectorInfo lastSectorInfo = new SectorInfo(-1, -1, BlockFace.Floor);
uint lastSectorTexture = 0;
uint overlay = 0;
for (int i = 0, triangleCount = singleSidedVertexCount / 3; i < triangleCount; ++i)
{
SectorInfo currentSectorInfo = roomGeometry.TriangleSectorInfo[i];
if (!lastSectorInfo.Equals(currentSectorInfo))
{
SectorTextureResult result = description.SectorTextureGet(description.Room, currentSectorInfo.Pos.X, currentSectorInfo.Pos.Y, currentSectorInfo.Face);
lastSectorInfo = currentSectorInfo;
lastSectorTexture = 0;
if (result.SectorTexture != SectorTexture.None)
{ // Use sector texture
lastSectorTexture = 0x40 | (((uint)result.SectorTexture - 1) << 8);
}
else
{ // Use sector color
lastSectorTexture =
(((uint)(result.Color.X * 255)) << 8) |
(((uint)(result.Color.Y * 255)) << 16) |
(((uint)(result.Color.Z * 255)) << 24);
}
// Highlight / dim sectors
if (result.Highlighted)
{
lastSectorTexture |= 0x10;
}
if (result.Dimmed)
{
lastSectorTexture |= 0x20;
}
// Indicate selected textured faces
if (result.Selected && roomGeometry.TriangleTextureAreas[i].Texture != null)
{
lastSectorTexture |= 0x80;
}
// Assign overlay color which will be used in geometry mode if face has service texture (e.g. arrows)
overlay = Dx11RenderingDevice.CompressColor(new Vector3(result.Overlay.X, result.Overlay.Y, result.Overlay.Z), (result.Hidden ? 0.4f : 1.0f), false);
}
editorUVAndSectorTexture[i * 3 + 0] |= lastSectorTexture;
editorUVAndSectorTexture[i * 3 + 1] |= lastSectorTexture;
editorUVAndSectorTexture[i * 3 + 2] |= lastSectorTexture;
overlays[i * 3 + 0] = overlay;
overlays[i * 3 + 1] = overlay;
overlays[i * 3 + 2] = overlay;
}
}
RetryTexturing:
;
{
int doubleSidedVertexIndex = singleSidedVertexCount;
for (int i = 0, triangleCount = singleSidedVertexCount / 3; i < triangleCount; ++i)
{
TextureArea texture = roomGeometry.TriangleTextureAreas[i];
if (texture.Texture == null)
{ // Render as geometry
uvwAndBlendModes[i * 3 + 0] = 1ul << 24;
uvwAndBlendModes[i * 3 + 1] = 1ul << 24;
uvwAndBlendModes[i * 3 + 2] = 1ul << 24;
}
else if (texture.Texture is TextureInvisible)
{ // Render as invisible
uvwAndBlendModes[i * 3 + 0] = 0ul << 24;
uvwAndBlendModes[i * 3 + 1] = 0ul << 24;
uvwAndBlendModes[i * 3 + 2] = 0ul << 24;
}
else
{
// Render as textured (the texture may turn out to be unavailable)
if (texture.Texture.IsUnavailable)
{ // Texture is unvailable (i.e. file couldn't be loaded.
ImageC image = Dx11RenderingDevice.TextureUnavailable;
VectorInt3 position = TextureAllocator.Get(image);
uvwAndBlendModes[i * 3 + 0] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 0]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 1] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 1]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 2] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 2]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
}
else if (texture.TriangleCoordsOutOfBounds)
{ // Texture is available but coordinates are ouf of bounds
ImageC image = Dx11RenderingDevice.TextureCoordOutOfBounds;
VectorInt3 position = TextureAllocator.Get(image);
uvwAndBlendModes[i * 3 + 0] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 0]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 1] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 1]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 2] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 2]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
}
else if (!texture.ParentArea.IsZero && !texture.ParentArea.Intersects(texture.GetRect()))
{ // Texture is available but coordinates are ouf of bounds
ImageC image = Dx11RenderingDevice.TextureCoordOutOfBounds;
VectorInt3 position = TextureAllocator.Get(image);
uvwAndBlendModes[i * 3 + 0] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 0]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 1] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 1]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 2] = Dx11RenderingDevice.CompressUvw(position, textureScaling, Vector2.Abs(roomGeometry.VertexEditorUVs[i * 3 + 2]) * (image.Size - VectorInt2.One) + new Vector2(0.5f), (uint)texture.BlendMode);
}
else
{ // Texture is available
VectorInt3 position = TextureAllocator.GetForTriangle(texture);
uvwAndBlendModes[i * 3 + 0] = Dx11RenderingDevice.CompressUvw(position, textureScaling, texture.TexCoord0, (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 1] = Dx11RenderingDevice.CompressUvw(position, textureScaling, texture.TexCoord1, (uint)texture.BlendMode);
uvwAndBlendModes[i * 3 + 2] = Dx11RenderingDevice.CompressUvw(position, textureScaling, texture.TexCoord2, (uint)texture.BlendMode);
}
// Duplicate double sided triangles
if (texture.DoubleSided)
{
positions[doubleSidedVertexIndex] = positions[i * 3 + 2];
colors[doubleSidedVertexIndex] = colors[i * 3 + 2];
overlays[doubleSidedVertexIndex] = overlays[i * 3 + 2];
uvwAndBlendModes[doubleSidedVertexIndex] = uvwAndBlendModes[i * 3 + 2];
editorUVAndSectorTexture[doubleSidedVertexIndex++] = editorUVAndSectorTexture[i * 3 + 2];
positions[doubleSidedVertexIndex] = positions[i * 3 + 1];
colors[doubleSidedVertexIndex] = colors[i * 3 + 1];
overlays[doubleSidedVertexIndex] = overlays[i * 3 + 1];
uvwAndBlendModes[doubleSidedVertexIndex] = uvwAndBlendModes[i * 3 + 1];
editorUVAndSectorTexture[doubleSidedVertexIndex++] = editorUVAndSectorTexture[i * 3 + 1];
positions[doubleSidedVertexIndex] = positions[i * 3 + 0];
colors[doubleSidedVertexIndex] = colors[i * 3 + 0];
overlays[doubleSidedVertexIndex] = overlays[i * 3 + 0];
uvwAndBlendModes[doubleSidedVertexIndex] = uvwAndBlendModes[i * 3 + 0];
editorUVAndSectorTexture[doubleSidedVertexIndex++] = editorUVAndSectorTexture[i * 3 + 0];
}
}
}
if (doubleSidedVertexIndex != vertexCount)
{
throw new ArgumentException("Double sided triangle count of RoomGeometry is wrong!");
}
// Retry texturing once at max
if (TexturesInvalidated && !TexturesInvalidatedRetried)
{
TexturesInvalidatedRetried = true;
goto RetryTexturing;
}
}
// Create GPU resources
VertexBuffer = new Buffer(device.Device, new IntPtr(data),
new BufferDescription(VertexBufferSize, ResourceUsage.Immutable, BindFlags.VertexBuffer,
CpuAccessFlags.None, ResourceOptionFlags.None, 0));
VertexBufferBindings = new VertexBufferBinding[] {
new VertexBufferBinding(VertexBuffer, sizeof(Vector3), (int)((byte *)positions - data)),
new VertexBufferBinding(VertexBuffer, sizeof(uint), (int)((byte *)colors - data)),
new VertexBufferBinding(VertexBuffer, sizeof(uint), (int)((byte *)overlays - data)),
new VertexBufferBinding(VertexBuffer, sizeof(ulong), (int)((byte *)uvwAndBlendModes - data)),
new VertexBufferBinding(VertexBuffer, sizeof(uint), (int)((byte *)editorUVAndSectorTexture - data))
};
VertexBuffer.SetDebugName("Room " + (description.Room.Name ?? ""));
}
TextureAllocator.GarbageCollectionCollectEvent.Add(GarbageCollectTexture);
}
