public void Draw(RenderLoop loop, Camera camera)
{
if (camera.clearFlags != CameraClearFlags.Skybox)
{
return;
}
var mat = RenderSettings.skybox;
if (mat == null)
{
return;
}
var cmd = new CommandBuffer {
name = "Skybox"
};
var looksLikeSixSidedShader = true;
looksLikeSixSidedShader &= (mat.passCount == 6); // should have six passes
//looksLikeSixSidedShader &= !mat.GetShader()->GetShaderLabShader()->HasLightingPasses();
if (looksLikeSixSidedShader)
{
Debug.LogWarning("Six sided skybox not yet supported.");
}
else
{
if (mesh == null)
{
CreateMesh();
}
var dist = camera.farClipPlane * 10.0f;
var world = Matrix4x4.TRS(camera.transform.position, Quaternion.identity, new Vector3(dist, dist, dist));
var skyboxProj = SkyboxHelper.GetProjectionMatrix(camera);
cmd.SetProjectionAndViewMatrices(skyboxProj, camera.worldToCameraMatrix);
cmd.DrawMesh(mesh, world, mat);
cmd.SetProjectionAndViewMatrices(camera.projectionMatrix, camera.worldToCameraMatrix);
}
loop.ExecuteCommandBuffer(cmd);
cmd.Dispose();
}
