DrawCmd addDrawCommand()
{
DrawCmd cmd = new DrawCmd();
cmd.layer = currentLayer;
cmd.clipRect = currentClipRect;
cmd.texture = currentTexture;
cmd.elementOffset = myIndexCount;
cmd.elementCount = 0;
cmd.index = myCmdBuffer.Count;
myCmdBuffer.Add(cmd);
return(cmd);
}
void updateLayer()
{
DrawCmd cmd = currentCommand;
int layer = currentLayer;
if (cmd != null || (cmd.elementCount != 0 && cmd.layer != layer) || cmd.userRenderCommand != null)
{
addDrawCommand();
}
else
{
cmd.layer = layer;
}
}
void updateTexture()
{
DrawCmd cmd = currentCommand;
Texture t = currentTexture;
if (cmd != null || (cmd.elementCount != 0 && cmd.texture != t) || cmd.userRenderCommand != null)
{
addDrawCommand();
}
else
{
cmd.texture = t;
}
}
public void addCustomRenderCommand(StatelessRenderCommand cmd)
{
DrawCmd dcmd = currentCommand;
if (dcmd == null || dcmd.elementCount != 0 || dcmd.userRenderCommand != null)
{
dcmd = addDrawCommand();
}
dcmd.userRenderCommand = cmd;
cmd.renderState.scissorTest.enabled = true;
cmd.renderState.scissorTest.rect = dcmd.clipRect;
// Force a new command after us (we function this way so that the most common calls AddLine, AddRect, etc. always have a command to add to without doing any check).
addDrawCommand();
}
public UiRenderCommand(DrawCmd drawCmd, Matrix4 modelmatrix, VertexBufferObject vbo, IndexBufferObject ibo)
: base()
{
myElementCount = (int)drawCmd.elementCount;
myElementOffset = (int)drawCmd.elementOffset;
pipelineState = thePipelineState;
renderState.scissorTest.enabled = true;
renderState.scissorTest.rect = drawCmd.clipRect;
renderState.setVertexBuffer(vbo.id, 0, 0, V2T2B4.stride);
renderState.setIndexBuffer(ibo.id);
renderState.setUniform(new UniformData(0, Uniform.UniformType.Int, 0));
renderState.setUniform(new UniformData(0, Uniform.UniformType.Mat4, modelmatrix));
renderState.setTexture((int)drawCmd.texture.id(), 0, TextureTarget.Texture2D);
}
void updateClipRect()
{
DrawCmd cmd = currentCommand;
if (cmd == null || cmd.elementCount != 0 || cmd.userRenderCommand != null)
{
addDrawCommand();
}
else
{
Vector4 clipRect = currentClipRect;
if (myCmdBuffer.Count >= 2 && (myCmdBuffer[myCmdBuffer.Count - 2].clipRect - clipRect).LengthSquared < 0.0001f)
{
myCmdBuffer.RemoveAt(myCmdBuffer.Count - 1);
}
else
{
cmd.clipRect = clipRect;
}
}
}