protected override void Draw(Vector2 position, float rotation, Vector2 scale, ImageFlip flip, Color color, Vector2 scroll, Shader shader, IShaderParameters shaderParameters, Vector2 origin, float layerDepth)
{
if (Columns == 0 || Rows == 0 || TileSize.Area == 0)
{
return;
}
BasicShader bs = Game.Instance.BasicShader;
// transformations
bs.World = Microsoft.Xna.Framework.Matrix.CreateScale(scale.X, scale.Y, 1f)
* Microsoft.Xna.Framework.Matrix.CreateTranslation(-origin.X, -origin.Y, 0f)
* Microsoft.Xna.Framework.Matrix.CreateRotationZ(Math.ToRadians(rotation))
* Microsoft.Xna.Framework.Matrix.CreateTranslation(position.X, position.Y, 0f)
* Renderer.World;
bs.View = Renderer.View;
bs.Projection = Renderer.Projection;
// material
bs.SetMaterial(color, Opacity);
GraphicsDevice device = Game.Instance.GraphicsDevice;
// texture
bs.TextureEnabled = false;
shaderParameters?.ApplyParameters(shader);
// we need to manually update every GraphicsDevice states here
device.BlendState = Renderer.Batch.BlendState;
device.SamplerStates[0] = Renderer.Batch.SamplerState;
device.DepthStencilState = Renderer.Batch.DepthStencilState;
device.RasterizerState = Renderer.Batch.RasterizerState;
// grid
foreach (object pass in bs)
{
device.Indices = _indexBuffer;
device.SetVertexBuffer(_vertexBuffer);
device.DrawIndexedPrimitives(PrimitiveType.LineList, 0, 0, _vertexBuffer.VertexCount, 0, Columns - 1 + (Rows - 1));
}
// borders
if (_useBorderColor)
{
bs.SetMaterial(BorderColor, Opacity);
}
shaderParameters?.ApplyParameters(shader);
// we need to manually update every GraphicsDevice states here
device.BlendState = Renderer.Batch.BlendState;
device.SamplerStates[0] = Renderer.Batch.SamplerState;
device.DepthStencilState = Renderer.Batch.DepthStencilState;
device.RasterizerState = Renderer.Batch.RasterizerState;
foreach (object pass in bs)
{
device.Indices = _indexBuffer;
device.SetVertexBuffer(_vertexBuffer);
device.DrawIndexedPrimitives(PrimitiveType.LineList, _usingVerticesCount - 4, 0, _vertexBuffer.VertexCount, _usingIndicesCount - 8, 4);
}
bs.ResetParameters();
}
private void RenderHollowItems(GraphicsDevice graphicsDevice, ref Matrix world, ref Matrix view, ref Matrix projection)
{
if (_batchHollowItems.Count == 0)
{
return;
}
if (_vertexBuffer == null || _vertexBuffer.VertexCount < _hollowVerticesCount)
{
_vertexBuffer = new DynamicVertexBuffer(graphicsDevice, VertexPositionColorTexture.VertexDeclaration, _hollowVerticesCount, BufferUsage.WriteOnly);
}
if (_indexBuffer == null || _indexBuffer.IndexCount < _hollowIndicesCount)
{
_indexBuffer = new DynamicIndexBuffer(graphicsDevice, IndexElementSize.ThirtyTwoBits, _hollowIndicesCount, BufferUsage.WriteOnly);
}
int vertexId = 0,
indexId = 0;
int[] indices = new int[_hollowIndicesCount];
VertexPositionColorTexture[] vertices = new VertexPositionColorTexture[_hollowVerticesCount];
foreach (PrimitiveBatchItem batchItem in _batchHollowItems)
{
System.Array.Copy(batchItem.VertexData, 0, vertices, vertexId, batchItem.VertexData.Length);
for (int i = 0; i < batchItem.IndexData.Length; i++)
{
indices[indexId + i] = vertexId + batchItem.IndexData[i];
}
vertexId += batchItem.VertexData.Length;
indexId += batchItem.IndexData.Length;
}
_vertexBuffer.SetData(
0,
vertices,
0,
vertices.Length,
_vertexBuffer.VertexDeclaration.VertexStride,
SetDataOptions.Discard
);
_indexBuffer.SetData(
0,
indices,
0,
indices.Length,
SetDataOptions.Discard
);
BasicShader shader = Shader as BasicShader;
shader.ResetParameters();
// transformations
shader.World = world;
shader.View = view;
shader.Projection = projection;
shader.DiffuseColor = Color.White;
shader.Alpha = 1f;
shader.TextureEnabled = false;
graphicsDevice.RasterizerState = RasterizerState.CullNone;
graphicsDevice.DepthStencilState = DepthStencilState.None;
foreach (object pass in shader)
{
graphicsDevice.Indices = _indexBuffer;
graphicsDevice.SetVertexBuffer(_vertexBuffer);
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.LineList, 0, 0, _vertexBuffer.VertexCount, 0, _hollowIndicesCount / 2);
}
shader.ResetParameters();
#if DEBUG
TotalHollowDrawCalls++;
#endif
}