/// <summary>
/// Hacer blur de bright-pass para generar efecto de bloom
/// </summary>
/// <param name="d3dDevice"></param>
private void bloomPass(Device d3dDevice)
{
d3dDevice.BeginScene();
//Gaussian blur horizontal
Vector2[] texCoordOffsets;
float[] colorWeights;
Surface bloomTempS = bloomTempRT.GetSurfaceLevel(0);
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(bloomTempS.Description.Width, 1, 1, true, out texCoordOffsets, out colorWeights);
effect.Technique = "BloomPass";
effect.SetValue("texBloomRT", brightPassRT);
d3dDevice.SetRenderTarget(0, bloomTempS);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
//Gaussian blur vertical
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(bloomTempS.Description.Height, 1, 1, false, out texCoordOffsets, out colorWeights);
effect.Technique = "BloomPass";
effect.SetValue("texBloomRT", bloomTempRT);
effect.SetValue("gauss_offsets", TgcParserUtils.vector2ArrayToFloat2Array(texCoordOffsets));
effect.SetValue("gauss_weights", colorWeights);
Surface bloomS = bloomRT.GetSurfaceLevel(0);
d3dDevice.SetRenderTarget(0, bloomS);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
bloomTempS.Dispose();
bloomS.Dispose();
d3dDevice.EndScene();
}
/// <summary>
/// Se toma todo lo dibujado antes, que se guardo en una textura, y se le aplica un shader para borronear la imagen
/// </summary>
private void drawPostProcess(Device d3dDevice)
{
//Arrancamos la escena
d3dDevice.BeginScene();
//Ver si el efecto de oscurecer esta activado, configurar Technique del shader segun corresponda
bool activar_efecto = (bool)GuiController.Instance.Modifiers["activar_efecto"];
//Hacer blur
if (activar_efecto)
{
float deviation = (float)GuiController.Instance.Modifiers["deviation"];
Surface blurTempS = blurTempRT.GetSurfaceLevel(0);
//Gaussian blur horizontal
Vector2[] texCoordOffsets;
float[] colorWeights;
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(blurTempS.Description.Width, deviation, 1, true, out texCoordOffsets, out colorWeights);
effect.Technique = "GaussianBlurPass";
effect.SetValue("texSceneRT", sceneRT);
effect.SetValue("gauss_offsets", TgcParserUtils.vector2ArrayToFloat2Array(texCoordOffsets));
effect.SetValue("gauss_weights", colorWeights);
d3dDevice.SetRenderTarget(0, blurTempS);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
//Gaussian blur vertical
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(blurTempS.Description.Height, deviation, 1, false, out texCoordOffsets, out colorWeights);
effect.Technique = "GaussianBlurPass";
effect.SetValue("texSceneRT", blurTempRT);
effect.SetValue("gauss_offsets", TgcParserUtils.vector2ArrayToFloat2Array(texCoordOffsets));
effect.SetValue("gauss_weights", colorWeights);
d3dDevice.SetRenderTarget(0, pOldRT);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
blurTempS.Dispose();
}
//No hacer blur
else
{
effect.Technique = "DefaultTechnique";
effect.SetValue("texSceneRT", sceneRT);
d3dDevice.SetRenderTarget(0, pOldRT);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
}
//Como estamos en modo CustomRenderEnabled, tenemos que dibujar todo nosotros, incluso el contador de FPS
GuiController.Instance.Text3d.drawText("FPS: " + HighResolutionTimer.Instance.FramesPerSecond, 0, 0, Color.Yellow);
//Tambien hay que dibujar el indicador de los ejes cartesianos
GuiController.Instance.AxisLines.render();
//Terminamos el renderizado de la escena
d3dDevice.EndScene();
}
/// <summary>
/// Se toma todo lo dibujado antes, que se guardo en una textura, y se le aplica un shader para borronear la imagen
/// </summary>
private void drawPostProcess(Device d3dDevice)
{
//Arrancamos la escena
d3dDevice.BeginScene();
//Ver si el efecto de oscurecer esta activado, configurar Technique del shader segun corresponda
var activar_efecto = (bool)Modifiers["activar_efecto"];
//Hacer blur
if (activar_efecto)
{
var deviation = (float)Modifiers["deviation"];
var blurTempS = blurTempRT.GetSurfaceLevel(0);
//Gaussian blur horizontal
Vector2[] texCoordOffsets;
float[] colorWeights;
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(blurTempS.Description.Width, deviation, 1,
true, out texCoordOffsets, out colorWeights);
effect.Technique = "GaussianBlurPass";
effect.SetValue("texSceneRT", sceneRT);
effect.SetValue("gauss_offsets", TgcParserUtils.vector2ArrayToFloat2Array(texCoordOffsets));
effect.SetValue("gauss_weights", colorWeights);
d3dDevice.SetRenderTarget(0, blurTempS);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
//Gaussian blur vertical
TgcPostProcessingUtils.computeGaussianBlurSampleOffsets15(blurTempS.Description.Height, deviation, 1,
false, out texCoordOffsets, out colorWeights);
effect.Technique = "GaussianBlurPass";
effect.SetValue("texSceneRT", blurTempRT);
effect.SetValue("gauss_offsets", TgcParserUtils.vector2ArrayToFloat2Array(texCoordOffsets));
effect.SetValue("gauss_weights", colorWeights);
d3dDevice.SetRenderTarget(0, pOldRT);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
blurTempS.Dispose();
}
//No hacer blur
else
{
effect.Technique = "DefaultTechnique";
effect.SetValue("texSceneRT", sceneRT);
d3dDevice.SetRenderTarget(0, pOldRT);
d3dDevice.Clear(ClearFlags.Target | ClearFlags.ZBuffer, Color.Black, 1.0f, 0);
screenQuad.render(effect);
}
//Terminamos el renderizado de la escena
RenderFPS();
RenderAxis();
d3dDevice.EndScene();
d3dDevice.Present();
}