public void BeginRenderPass(IGameContext gameContext, IRenderContext renderContext, IRenderPass previousPass,
RenderTarget2D postProcessingSource)
{
_renderTarget = _renderTargetBackBufferUtilities.UpdateRenderTarget(_renderTarget, gameContext);
// Blit to the capture target.
_graphicsBlit.Blit(renderContext, postProcessingSource, _renderTarget);
// Blit to the output.
_graphicsBlit.Blit(renderContext, postProcessingSource);
}
public void Render(IGameContext gameContext, IRenderContext renderContext)
{
try
{
renderContext.Render(gameContext);
// NOTE: We MUST clear the depth buffer because OpenGL will not do it for us.
renderContext.GraphicsDevice.Clear(
ClearOptions.DepthBuffer,
Microsoft.Xna.Framework.Color.Transparent,
renderContext.GraphicsDevice.Viewport.MaxDepth,
0);
_primary = _renderTargetBackBufferUtilities.UpdateRenderTarget(_primary, gameContext);
_secondary = _renderTargetBackBufferUtilities.UpdateRenderTarget(_secondary, gameContext);
if (_primary == null || _secondary == null)
{
// These are null if the window is minimized or invalid, in which case we don't
// render anything anyway.
return;
}
var standardRenderPasses = _standardRenderPasses.ToArray();
var postProcessingRenderPasses = _postProcessingRenderPasses.ToArray();
IRenderPass previousPass = null;
IRenderPass nextPass = null;
var entities = gameContext.World.GetEntitiesForWorld(gameContext.Hierarchy).ToArray();
#if !DISABLE_PIPELINE_TARGETS
renderContext.PushRenderTarget(_primary);
#endif
for (var i = 0; i < standardRenderPasses.Length; i++)
{
var pass = standardRenderPasses[i];
using (_profiler.Measure("r-" + pass.GetType().Name))
{
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
SetupRenderPassViewport(renderContext, pass);
pass.BeginRenderPass(gameContext, renderContext, previousPass, null);
previousPass = pass;
RenderPass(gameContext, renderContext, pass, entities);
if (i < standardRenderPasses.Length - 1)
{
nextPass = standardRenderPasses[i + 1];
}
else if (_transientStandardRenderPasses.Count > 0)
{
nextPass = _transientStandardRenderPasses[0];
}
else if (postProcessingRenderPasses.Length > 0)
{
nextPass = postProcessingRenderPasses[0];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
}
}
var loop = 100;
while (_transientStandardRenderPasses.Count > 0 && loop-- >= 0)
{
var transientStandardRenderPasses = _transientStandardRenderPasses.ToArray();
_transientStandardRenderPasses.Clear();
for (var i = 0; i < transientStandardRenderPasses.Length; i++)
{
var pass = transientStandardRenderPasses[i];
using (_profiler.Measure("r-" + pass.GetType().Name))
{
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
SetupRenderPassViewport(renderContext, pass);
pass.BeginRenderPass(gameContext, renderContext, previousPass, null);
previousPass = pass;
RenderPass(gameContext, renderContext, pass, entities);
if (i < transientStandardRenderPasses.Length - 1)
{
nextPass = transientStandardRenderPasses[i + 1];
}
else if (_transientStandardRenderPasses.Count > 0)
{
nextPass = _transientStandardRenderPasses[0];
}
else if (postProcessingRenderPasses.Length > 0)
{
nextPass = postProcessingRenderPasses[0];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
}
}
}
if (loop < 0)
{
throw new InvalidOperationException(
"Exceeded the number of AppendTransientRenderPass iterations (100). Ensure you " +
"are not unconditionally calling AppendTransientRenderPass within another render pass.");
}
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
#endif
if (postProcessingRenderPasses.Length == 0 && _transientPostProcessingRenderPasses.Count == 0)
{
// Blit the primary render target to the backbuffer and return.
#if !DISABLE_PIPELINE_TARGETS
_graphicsBlit.Blit(renderContext, _primary);
#endif
return;
}
var currentSource = _primary;
var currentDest = _secondary;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PushRenderTarget(currentDest);
#endif
for (var i = 0; i < postProcessingRenderPasses.Length; i++)
{
var pass = postProcessingRenderPasses[i];
using (_profiler.Measure("r-" + pass.GetType().Name))
{
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, currentSource);
previousPass = pass;
if (i < postProcessingRenderPasses.Length - 1)
{
nextPass = postProcessingRenderPasses[i + 1];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
var temp = currentSource;
currentSource = currentDest;
currentDest = temp;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
renderContext.PushRenderTarget(currentDest);
#endif
// NOTE: This does not clear the new destination render target; it is expected that
// post-processing effects will fully overwrite the destination.
}
}
loop = 100;
while (_transientPostProcessingRenderPasses.Count > 0 && loop-- >= 0)
{
var transientPostProcessingRenderPasses = _transientPostProcessingRenderPasses.ToArray();
_transientPostProcessingRenderPasses.Clear();
for (var i = 0; i < transientPostProcessingRenderPasses.Length; i++)
{
var pass = transientPostProcessingRenderPasses[i];
using (_profiler.Measure("r-" + pass.GetType().Name))
{
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, currentSource);
previousPass = pass;
if (i < transientPostProcessingRenderPasses.Length - 1)
{
nextPass = transientPostProcessingRenderPasses[i + 1];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
var temp = currentSource;
currentSource = currentDest;
currentDest = temp;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
renderContext.PushRenderTarget(currentDest);
#endif
// NOTE: This does not clear the new destination render target; it is expected that
// post-processing effects will fully overwrite the destination.
}
}
}
if (loop < 0)
{
throw new InvalidOperationException(
"Exceeded the number of AppendTransientRenderPass iterations (100). Ensure you " +
"are not unconditionally calling AppendTransientRenderPass within another render pass.");
}
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
_graphicsBlit.Blit(renderContext, currentSource);
#endif
}
finally
{
_renderPass = null;
_isFirstRenderPass = false;
}
}
public void Render(IGameContext gameContext, IRenderContext renderContext)
{
try
{
renderContext.Render(gameContext);
_primary = _renderTargetBackBufferUtilities.UpdateRenderTarget(_primary, gameContext);
_secondary = _renderTargetBackBufferUtilities.UpdateRenderTarget(_secondary, gameContext);
var standardRenderPasses = _standardRenderPasses.ToArray();
var postProcessingRenderPasses = _postProcessingRenderPasses.ToArray();
//IRenderPass[] transientStandardRenderPasses;
//IRenderPass[] transientPostProcessingRenderPasses;
IRenderPass previousPass = null;
IRenderPass nextPass = null;
var entities = gameContext.World.Entities.ToArray();
#if !DISABLE_PIPELINE_TARGETS
renderContext.PushRenderTarget(_primary);
#endif
for (var i = 0; i < standardRenderPasses.Length; i++)
{
var pass = standardRenderPasses[i];
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, null);
previousPass = pass;
RenderPass(gameContext, renderContext, entities);
if (i < standardRenderPasses.Length - 1)
{
nextPass = standardRenderPasses[i + 1];
}
else if (_transientStandardRenderPasses.Count > 0)
{
nextPass = _transientStandardRenderPasses[0];
}
else if (postProcessingRenderPasses.Length > 0)
{
nextPass = postProcessingRenderPasses[0];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
}
var loop = 100;
while (_transientStandardRenderPasses.Count > 0 && loop-- >= 0)
{
var transientStandardRenderPasses = _transientStandardRenderPasses.ToArray();
_transientStandardRenderPasses.Clear();
for (var i = 0; i < transientStandardRenderPasses.Length; i++)
{
var pass = transientStandardRenderPasses[i];
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, null);
previousPass = pass;
RenderPass(gameContext, renderContext, entities);
if (i < transientStandardRenderPasses.Length - 1)
{
nextPass = transientStandardRenderPasses[i + 1];
}
else if (_transientStandardRenderPasses.Count > 0)
{
nextPass = _transientStandardRenderPasses[0];
}
else if (postProcessingRenderPasses.Length > 0)
{
nextPass = postProcessingRenderPasses[0];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
}
}
if (loop < 0)
{
throw new InvalidOperationException(
"Exceeded the number of AppendTransientRenderPass iterations (100). Ensure you " +
"are not unconditionally calling AppendTransientRenderPass within another render pass.");
}
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
#endif
if (postProcessingRenderPasses.Length == 0 && _transientPostProcessingRenderPasses.Count == 0)
{
// Blit the primary render target to the backbuffer and return.
#if !DISABLE_PIPELINE_TARGETS
_graphicsBlit.Blit(renderContext, _primary);
#endif
return;
}
var currentSource = _primary;
var currentDest = _secondary;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PushRenderTarget(currentDest);
#endif
for (var i = 0; i < postProcessingRenderPasses.Length; i++)
{
var pass = postProcessingRenderPasses[i];
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, currentSource);
previousPass = pass;
if (i < postProcessingRenderPasses.Length - 1)
{
nextPass = postProcessingRenderPasses[i + 1];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
var temp = currentSource;
currentSource = currentDest;
currentDest = temp;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
renderContext.PushRenderTarget(currentDest);
#endif
// NOTE: This does not clear the new destination render target; it is expected that
// post-processing effects will fully overwrite the destination.
}
loop = 100;
while (_transientPostProcessingRenderPasses.Count > 0 && loop-- >= 0)
{
var transientPostProcessingRenderPasses = _transientPostProcessingRenderPasses.ToArray();
_transientPostProcessingRenderPasses.Clear();
for (var i = 0; i < transientPostProcessingRenderPasses.Length; i++)
{
var pass = transientPostProcessingRenderPasses[i];
_isFirstRenderPass = previousPass == null;
_renderPass = pass;
pass.BeginRenderPass(gameContext, renderContext, previousPass, currentSource);
previousPass = pass;
if (i < transientPostProcessingRenderPasses.Length - 1)
{
nextPass = transientPostProcessingRenderPasses[i + 1];
}
else if (_transientPostProcessingRenderPasses.Count > 0)
{
nextPass = _transientPostProcessingRenderPasses[0];
}
else
{
nextPass = null;
}
pass.EndRenderPass(gameContext, renderContext, nextPass);
var temp = currentSource;
currentSource = currentDest;
currentDest = temp;
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
renderContext.PushRenderTarget(currentDest);
#endif
// NOTE: This does not clear the new destination render target; it is expected that
// post-processing effects will fully overwrite the destination.
}
}
if (loop < 0)
{
throw new InvalidOperationException(
"Exceeded the number of AppendTransientRenderPass iterations (100). Ensure you " +
"are not unconditionally calling AppendTransientRenderPass within another render pass.");
}
#if !DISABLE_PIPELINE_TARGETS
renderContext.PopRenderTarget();
_graphicsBlit.Blit(renderContext, currentSource);
#endif
}
finally
{
_renderPass = null;
_isFirstRenderPass = false;
}
}
