private void UpdateBuffer()
{
if (BackColor)
{
for (int i = 0; i < drawCount; i++)
{
Vector2 uv = TiledTexture.GetUV(tiles[i]);
int i10 = i * 10;
tileVertices[i10] = uv[0];
tileVertices[i10 + 1] = uv[1];
tileVertices[i10 + 2] = colors[i][0];
tileVertices[i10 + 3] = colors[i][1];
tileVertices[i10 + 4] = colors[i][2];
tileVertices[i10 + 5] = colors[i][3];
tileVertices[i10 + 6] = backColors[i][0];
tileVertices[i10 + 7] = backColors[i][1];
tileVertices[i10 + 8] = backColors[i][2];
tileVertices[i10 + 9] = backColors[i][3];
}
}
else
{
for (int i = 0; i < drawCount; i++)
{
Vector2 uv = TiledTexture.GetUV(tiles[i]);
int i10 = i * 6;
tileVertices[i10] = uv[0];
tileVertices[i10 + 1] = uv[1];
tileVertices[i10 + 2] = colors[i][0];
tileVertices[i10 + 3] = colors[i][1];
tileVertices[i10 + 4] = colors[i][2];
tileVertices[i10 + 5] = colors[i][3];
}
}
GLStates.BindBuffer(BufferTarget.ArrayBuffer, tileBO);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(tileVertices.Length * sizeof(float)), tileVertices, BufferUsageHint.DynamicDraw);
}
private void UpdateBuffer()
{
for (int i = 0; i < Sprites.Count; i++)
{
int i2 = i * 13;
Vector2 uv = TiledTexture.GetUV(Sprites[i].tile);
//sprite_position
bufferObject.Data[i2] = Sprites[i].position.X;
bufferObject.Data[i2 + 1] = Sprites[i].position.Y;
//Size
bufferObject.Data[i2 + 2] = Sprites[i].size.X;
bufferObject.Data[i2 + 3] = Sprites[i].size.Y;
//Texture
bufferObject.Data[i2 + 4] = uv.X;
bufferObject.Data[i2 + 5] = uv.Y;
//Scale
bufferObject.Data[i2 + 6] = Sprites[i].scale.X;
bufferObject.Data[i2 + 7] = Sprites[i].scale.Y;
//Rotation
bufferObject.Data[i2 + 8] = Sprites[i].rotation;
//Color
bufferObject.Data[i2 + 9] = Sprites[i].color[0];
bufferObject.Data[i2 + 10] = Sprites[i].color[1];
bufferObject.Data[i2 + 11] = Sprites[i].color[2];
bufferObject.Data[i2 + 12] = Sprites[i].color[3];
}
GLStates.BindBuffer(BufferTarget.ArrayBuffer, bufferObject.Id);
GL.BufferSubData(BufferTarget.ArrayBuffer, (IntPtr)0, (IntPtr)(Sprites.Count * 13 * sizeof(float)), bufferObject.Data);
}