internal static SpriteData *Create(Vector position, Texture material)
{
SpriteData *result = (SpriteData *)Marshal.AllocHGlobal(sizeof(SpriteData));
result->position = position;
result->material = material;
return(result);
}
private unsafe void RenderBatch(Texture2D texture, SpriteData[] sprites, int offset, int count)
{
graphicsDevice.Textures[0] = texture;
float num = 1f / (float)texture.Width;
float num2 = 1f / (float)texture.Height;
while (count > 0)
{
SetDataOptions options = SetDataOptions.NoOverwrite;
int num3 = count;
if (num3 > 2048 - vertexBufferPosition)
{
num3 = 2048 - vertexBufferPosition;
if (num3 < 256)
{
vertexBufferPosition = 0;
options = SetDataOptions.Discard;
num3 = count;
if (num3 > 2048)
{
num3 = 2048;
}
}
}
fixed(SpriteData *ptr = &sprites[offset])
{
fixed(VertexPositionColorTexture *ptr3 = &vertices[0])
{
SpriteData *ptr2 = ptr;
VertexPositionColorTexture *ptr4 = ptr3;
for (int i = 0; i < num3; i++)
{
float num4 = ptr2->Origin.X / ptr2->Source.Z;
float num5 = ptr2->Origin.Y / ptr2->Source.W;
ptr4->Color = ptr2->Colors.TopLeftColor;
ptr4[1].Color = ptr2->Colors.TopRightColor;
ptr4[2].Color = ptr2->Colors.BottomRightColor;
ptr4[3].Color = ptr2->Colors.BottomLeftColor;
for (int j = 0; j < 4; j++)
{
float num6 = xCornerOffsets[j];
float num7 = yCornerOffsets[j];
float num8 = (num6 - num4) * ptr2->Destination.Z;
float num9 = (num7 - num5) * ptr2->Destination.W;
float x = ptr2->Destination.X + num8;
float y = ptr2->Destination.Y + num9;
if ((ptr2->Effects & SpriteEffects.FlipVertically) != 0)
{
num6 = 1f - num6;
}
if ((ptr2->Effects & SpriteEffects.FlipHorizontally) != 0)
{
num7 = 1f - num7;
}
ptr4->Position.X = x;
ptr4->Position.Y = y;
ptr4->Position.Z = 0f;
ptr4->TextureCoordinate.X = (ptr2->Source.X + num6 * ptr2->Source.Z) * num;
ptr4->TextureCoordinate.Y = (ptr2->Source.Y + num7 * ptr2->Source.W) * num2;
ptr4++;
}
ptr2++;
}
}
}
int offsetInBytes = vertexBufferPosition * sizeof(VertexPositionColorTexture) * 4;
vertexBuffer.SetData(offsetInBytes, vertices, 0, num3 * 4, sizeof(VertexPositionColorTexture), options);
int minVertexIndex = vertexBufferPosition * 4;
int numVertices = num3 * 4;
int startIndex = vertexBufferPosition * 6;
int primitiveCount = num3 * 2;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, minVertexIndex, numVertices, startIndex, primitiveCount);
vertexBufferPosition += num3;
offset += num3;
count -= num3;
}
}
private unsafe void RenderBatch(Texture2D texture, SpriteData[] sprites, int offset, int count)
{
_graphicsDevice.Textures[0] = texture;
float num = 1f / (float)texture.Width;
float num2 = 1f / (float)texture.Height;
while (count > 0)
{
SetDataOptions options = SetDataOptions.NoOverwrite;
int num3 = count;
if (num3 > 2048 - _vertexBufferPosition)
{
num3 = 2048 - _vertexBufferPosition;
if (num3 < 256)
{
_vertexBufferPosition = 0;
options = SetDataOptions.Discard;
num3 = count;
if (num3 > 2048)
{
num3 = 2048;
}
}
}
fixed(SpriteData *ptr = &sprites[offset])
{
fixed(VertexPositionColorTexture *ptr3 = &_vertices[0])
{
SpriteData *ptr2 = ptr;
VertexPositionColorTexture *ptr4 = ptr3;
for (int i = 0; i < num3; i++)
{
float num4;
float num5;
if (ptr2->Rotation != 0f)
{
num4 = (float)Math.Cos(ptr2->Rotation);
num5 = (float)Math.Sin(ptr2->Rotation);
}
else
{
num4 = 1f;
num5 = 0f;
}
float num6 = ptr2->Origin.X / ptr2->Source.Z;
float num7 = ptr2->Origin.Y / ptr2->Source.W;
ptr4->Color = ptr2->Colors.TopLeftColor;
ptr4[1].Color = ptr2->Colors.TopRightColor;
ptr4[2].Color = ptr2->Colors.BottomRightColor;
ptr4[3].Color = ptr2->Colors.BottomLeftColor;
for (int j = 0; j < 4; j++)
{
float num8 = CORNER_OFFSET_X[j];
float num9 = CORNER_OFFSET_Y[j];
float num10 = (num8 - num6) * ptr2->Destination.Z;
float num11 = (num9 - num7) * ptr2->Destination.W;
float x = ptr2->Destination.X + num10 * num4 - num11 * num5;
float y = ptr2->Destination.Y + num10 * num5 + num11 * num4;
if ((ptr2->Effects & SpriteEffects.FlipVertically) != 0)
{
num8 = 1f - num8;
}
if ((ptr2->Effects & SpriteEffects.FlipHorizontally) != 0)
{
num9 = 1f - num9;
}
ptr4->Position.X = x;
ptr4->Position.Y = y;
ptr4->Position.Z = 0f;
ptr4->TextureCoordinate.X = (ptr2->Source.X + num8 * ptr2->Source.Z) * num;
ptr4->TextureCoordinate.Y = (ptr2->Source.Y + num9 * ptr2->Source.W) * num2;
ptr4++;
}
ptr2++;
}
}
}
int offsetInBytes = _vertexBufferPosition * sizeof(VertexPositionColorTexture) * 4;
_vertexBuffer.SetData(offsetInBytes, _vertices, 0, num3 * 4, sizeof(VertexPositionColorTexture), options);
int minVertexIndex = _vertexBufferPosition * 4;
int numVertices = num3 * 4;
int startIndex = _vertexBufferPosition * 6;
int primitiveCount = num3 * 2;
_graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, minVertexIndex, numVertices, startIndex, primitiveCount);
_vertexBufferPosition += num3;
offset += num3;
count -= num3;
}
}
public static void Delete(SpriteData *item)
{
Marshal.FreeHGlobal((IntPtr)item);
}
