protected override void OnUpdateFrame(FrameEventArgs e)
{
if (state == GameState.Playing || state == GameState.Menu)
{
// calculate mouse movement
//gameInput.calcDelta();
// calculate frame Times
frameTime += (float)e.Time;
lastFrameDuration = (float)e.Time;
// exit game?
bool ESC = Keyboard[Key.Escape];
if (ESC && !prevESC)
{
if (state == GameState.Menu)
{
exitGame();
}
if (state == GameState.Playing)
{
enterMenu();
}
}
prevESC = ESC;
bool F5 = Keyboard[Key.F5];
if (F5 && !prevF5)
{
if (state == GameState.Playing)
{
textureLoader.GrabScreenshot();
}
}
prevF5 = F5;
// call scene tree to update
mScene.update();
}
else if (state == GameState.Started)
{
//search for related files
FileSeeker mFileSeeker = new FileSeeker(this);
//create framebufferset for waterreflections
waterFramebuffer = framebufferCreator.createFrameBuffer("waterFramebuffer", (int)(virtual_size.X * 0.5), (int)(virtual_size.Y * 0.5));
RenderOptions mOptionsWater = new RenderOptions(virtual_size);
mOptionsWater.postProcessing = true;
mOptionsWater.ssAmbientOccluison = false;
mOptionsWater.bloom = false;
mOptionsWater.depthOfField = false;
waterFramebufferSet = new FramebufferSet(framebufferCreator, waterFramebuffer, mOptionsWater);
//crate shadow framebuffer
shadowFramebuffer = framebufferCreator.createFrameBuffer("shadowFramebuffer", mScene.ShadowRes, mScene.ShadowRes, PixelInternalFormat.Rgba16f, false);
//create main framebufferset
RenderOptions mOptions = new RenderOptions(virtual_size);
mOptions.postProcessing = true;
mOptions.ssAmbientOccluison = true;
mOptions.bloom = true;
//mOptions.depthOfField = true;
mainFramebufferSet = new FramebufferSet(framebufferCreator, framebufferCreator.defaultFb, mOptions);
state = GameState.InitLoading;
}
else if (state == GameState.InitLoading)
{
//loading rutine - loads one object each time its called
float percentageA = 0;
float percentageB = 0;
float percentageC = 0;
float percentageD = 0;
float percentageE = 0;
percentageA = meshLoader.loadSingleMeshes();
if (percentageA == 1)
{
percentageB = shaderLoader.loadSingleShaders();
}
if (percentageB == 1)
{
percentageC = textureLoader.loadSingleTextures();
}
if (percentageC == 1)
{
percentageD = materialLoader.loadSingleMaterials();
}
if (percentageD == 1)
{
percentageE = templateLoader.loadSingleTemplates();
}
loadingPercentage = (percentageA + percentageB + percentageC + percentageD + percentageE) / 5f;
//loadingPercentage = (float)Math.Sqrt(loadingPercentage);
if (loadingPercentage == 1)
{
//create cubemap buffers
mCubemapBufferSets = new CubemapBufferSets(mScene, framebufferCreator, 128);
mScene.envTextures = mCubemapBufferSets.outTextures;
// create viewInfo for reflection
waterViewInfo = new ViewInfo();
waterViewInfo.aspect = (float)Width / (float)Height;
waterViewInfo.updateProjectionMatrix();
//set noise texture
mScene.noiseTexture = textureLoader.getTexture("noise_pixel.png");
//set shaders for postprocessing
mScene.ssaoShader = shaderLoader.getShader("ssao.xsp");
mScene.ssaoBlrShader = shaderLoader.getShader("ao_blur.xsp");
mScene.ssaoBlrShaderA = shaderLoader.getShader("ao_blur_a.xsp");
mScene.bloomCurveShader = shaderLoader.getShader("bloom_curve.xsp");
mScene.bloomShader = shaderLoader.getShader("bloom_shader.xsp");
mScene.dofpreShader = shaderLoader.getShader("dof_preshader.xsp");
mScene.dofShader = shaderLoader.getShader("dof_shader.xsp");
mScene.compositeShader = shaderLoader.getShader("composite.xsp");
mScene.ssaoBlendShader = shaderLoader.getShader("ssao_blend.xsp");
mScene.normalShader = shaderLoader.getShader("ssnormals.xsp");
mScene.selectionShader = shaderLoader.getShader("selection.xsp");
mScene.copycatShader = shaderLoader.getShader("backdrop.xsp");
mScene.wipingShader = shaderLoader.getShader("sMapWipe.xsp");
// spawn the player
player = new Player(mScene, new Vector3(0, 3, 10), new Vector3(0, 0, -1), gameInput);
mScene.sunLight.Parent = player;
//player.setInput(gameInput);
mScene.init();
// load objects saved in database
mScene.loadObjects();
mScene.selectionShader = shaderLoader.getShader("selection.xsp");
mScene.ssNormalShader = shaderLoader.getShader("ssnormals.xsp");
mScene.ssNormalShaderNoTex = shaderLoader.getShader("ssnormals_notex.xsp");
state = GameState.Playing;
}
}
}
public void init()
{
sunLight = new LightSun(new Vector3(0.1f, 0.125f, 0.2f) * 3f, this);
sunLight.lightAmbient = new Vector3(0.1f, 0.125f, 0.2f) * 0.5f;//new Vector3(0.2f, 0.125f, 0.1f);//new Vector3(0.1f, 0.14f, 0.3f);
sunLight.PointingDirection = Vector3.Normalize(new Vector3(674, -674, 1024));
sunFrameBuffer = gameWindow.framebufferCreator.createFrameBuffer("shadowFramebuffer", shadowRes * 2, shadowRes * 2, PixelInternalFormat.Rgba8, false);
sunInnerFrameBuffer = gameWindow.framebufferCreator.createFrameBuffer("shadowFramebuffer", shadowRes * 2, shadowRes * 2, PixelInternalFormat.Rgba8, false);
mFilter2d = new Quad2d(this);
mSkyModel = new Skybox(this, gameWindow);
mGroundPlane = new GroundPlane(this);
mGroundPlane.setMaterial("floor.xmf");
mGroundPlane.setMesh("water_plane.obj");
mGroundPlane.setMaterial("floor.xmf");
//need to be fixed -- cant be executed after voxel Manager creation.
if(Settings.Instance.video.Particles)
generateParticleSys();
voxelManager = new VoxelManager(this);
compositeMod.X = Settings.Instance.video.gamma;
particleAffectors.Add(new ParticleAffectorWind(new Vector3(1,-0.5f,0) * 0.01f));
particleAffectors.Add(new ParticleAffectorFriction(0.1f));
particleAffectors.Add(new ParticleAffectorFloorKiller(waterLevel));
particleAffectors.Add(new ParticleAffectorLifeTimeKiller(this));
/*
waterModel.setTextures(mTextureLoader.fromMixed(new int[]{
TextureGroup.TYPE_FRAMEBUFFER,
TextureGroup.TYPE_FROMFILE},
new string[] {
Convert.ToString(waterFramebuffer.ColorTexture),
"noise.png"}));
*/
mGroundPlane.Position = new Vector3(0,waterLevel,0);
//mGroundPlane.updateModelMatrix();
Matrix4 translate = Matrix4.CreateTranslation(0, -waterLevel * 2, 0);
Matrix4 invert = Matrix4.Scale(1, -1, 1);
Matrix4.Mult(ref translate, ref invert, out mWaterMatrix);
}
internal void drawShadowBuffers(Framebuffer shadowFb)
{
shadowFb.enable(false);
for (int i = 0; i < spotlights.Count; i++)
{
spotlights[i].lightId = i;
bool needsUpdate = spotlights[i].viewInfo.checkForUpdates(drawables);
currentLight = i;
if (needsUpdate)
{
Console.WriteLine(i + " -> updating Shadowbuffer");
GL.Disable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.Disable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Front);
GL.DepthFunc(DepthFunction.Always);
mFilter2d.draw(ShaderTypes.wipingShader, new int[] { spotlights[i].ProjectionTexture }, Shader.Uniform.in_vector, new Vector2(i, lightCount));
GL.DepthFunc(DepthFunction.Less);
GL.ColorMask(false, false, false, true);
drawSceene(Pass.shadow, spotlights[i].viewInfo);
GL.ColorMask(true, true, true, true);
}
}
GL.Disable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.Disable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Front);
//"disable" writing to certain uv space
int tmpLightCount = lightCount;
lightCount = 1;
currentLight = 0;
if (sunLight.viewInfo.wasUpdated)
{
//generating wide range sun shadows
sunFrameBuffer.enable(true);
GL.ColorMask(false, false, false, false);
drawSceene(Pass.shadow, sunLight.viewInfo);
GL.ColorMask(true, true, true, true);
}
//generating short range sun shadows
sunInnerFrameBuffer.enable(true);
GL.ColorMask(false, false, false, false);
drawSceene(Pass.shadow, sunLight.innerViewInfo);
GL.ColorMask(true, true, true, true);
//clean up
lightCount = tmpLightCount;
}
public FramebufferSet(FramebufferCreator mFramebufferCreator, Framebuffer outputFb, RenderOptions mOptions)
{
createFramebufferSet(mFramebufferCreator, outputFb, mOptions);
}
public Framebuffer createFrameBuffer(string name, int FboWidth, int FboHeight, PixelInternalFormat precision, bool multisampling)
{
int FboHandle;
int ColorTexture;
int DepthTexture;
int sampling = 0;
if (multisampling)
{
sampling = (int)TextureMinFilter.Linear;
}
else
{
sampling = (int)TextureMinFilter.Nearest;
}
// Create Color Tex
GL.GenTextures(1, out ColorTexture);
GL.BindTexture(TextureTarget.Texture2D, ColorTexture);
GL.TexImage2D(TextureTarget.Texture2D, 0, precision, FboWidth, FboHeight, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
// GL.Ext.GenerateMipmap( GenerateMipmapTarget.Texture2D );
// Create Depth Tex
GL.GenTextures(1, out DepthTexture);
GL.BindTexture(TextureTarget.Texture2D, DepthTexture);
GL.TexImage2D(TextureTarget.Texture2D, 0, (PixelInternalFormat)All.DepthComponent32, FboWidth, FboHeight, 0, PixelFormat.DepthComponent, PixelType.UnsignedInt, IntPtr.Zero);
// things go horribly wrong if DepthComponent's Bitcount does not match the main Framebuffer's Depth
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
// GL.Ext.GenerateMipmap( GenerateMipmapTarget.Texture2D );
// Create a FBO and attach the textures
GL.Ext.GenFramebuffers(1, out FboHandle);
#region Test for Error
switch (GL.Ext.CheckFramebufferStatus(FramebufferTarget.FramebufferExt))
{
case FramebufferErrorCode.FramebufferCompleteExt:
{
gameWindow.log("FBO: The framebuffer is complete and valid for rendering.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteAttachmentExt:
{
gameWindow.log("FBO: One or more attachment points are not framebuffer attachment complete. This could mean there’s no texture attached or the format isn’t renderable. For color textures this means the base format must be RGB or RGBA and for depth textures it must be a DEPTH_COMPONENT format. Other causes of this error are that the width or height is zero or the z-offset is out of range in case of render to volume.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteMissingAttachmentExt:
{
gameWindow.log("FBO: There are no attachments.");
break;
}
/* case FramebufferErrorCode.GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT:
* {
* Console.WriteLine("FBO: An object has been attached to more than one attachment point.");
* break;
* }*/
case FramebufferErrorCode.FramebufferIncompleteDimensionsExt:
{
gameWindow.log("FBO: Attachments are of different size. All attachments must have the same width and height.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteFormatsExt:
{
gameWindow.log("FBO: The color attachments have different format. All color attachments must have the same format.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteDrawBufferExt:
{
gameWindow.log("FBO: An attachment point referenced by GL.DrawBuffers() doesn’t have an attachment.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteReadBufferExt:
{
gameWindow.log("FBO: The attachment point referenced by GL.ReadBuffers() doesn’t have an attachment.");
break;
}
case FramebufferErrorCode.FramebufferUnsupportedExt:
{
gameWindow.log("FBO: This particular FBO configuration is not supported by the implementation.");
break;
}
default:
{
gameWindow.log("FBO: Status unknown. (yes, this is really bad.)");
break;
}
}
// using FBO might have changed states, e.g. the FBO might not support stereoscopic views or double buffering
int[] queryinfo = new int[6];
GL.GetInteger(GetPName.MaxColorAttachmentsExt, out queryinfo[0]);
GL.GetInteger(GetPName.AuxBuffers, out queryinfo[1]);
GL.GetInteger(GetPName.MaxDrawBuffers, out queryinfo[2]);
GL.GetInteger(GetPName.Stereo, out queryinfo[3]);
GL.GetInteger(GetPName.Samples, out queryinfo[4]);
GL.GetInteger(GetPName.Doublebuffer, out queryinfo[5]);
//Console.WriteLine("max. ColorBuffers: " + queryinfo[0] + " max. AuxBuffers: " + queryinfo[1] + " max. DrawBuffers: " + queryinfo[2] + "\nStereo: " + queryinfo[3] + " Samples: " + queryinfo[4] + " DoubleBuffer: " + queryinfo[5]);
Console.WriteLine("Last GL Error: " + GL.GetError());
#endregion Test for Error
gameWindow.checkGlError("createFrameBuffer");
Framebuffer myFramebuffer = new Framebuffer(FboHandle, ColorTexture, DepthTexture, new Vector2(FboWidth, FboHeight), this);
myFramebuffer.Name = name;
if (name != null)
{
registerFramebuffer(myFramebuffer);
}
return(myFramebuffer);
}
public FramebufferCreator(OpenTkProjectWindow gameWindow)
{
this.gameWindow = gameWindow;
//defaultFb = createFrameBuffer( mGameWindow.Width, mGameWindow.Height);
defaultFb = new DefaultFramebuffer(new Vector2(gameWindow.Width, gameWindow.Height), this);
}
public FramebufferSet(FramebufferCreator mFramebufferCreator, Vector2 size, Framebuffer outputFb)
{
RenderOptions mOptions = new RenderOptions(size);
createFramebufferSet(mFramebufferCreator, outputFb, mOptions);
}
/*
public Model
BloomViewboard,
BloomViewboard2,
CompositeViewboard,
AoViewboard,
AoBlrViewboard;
*/
public Scene(OpenTkProjectWindow mGameWindow)
{
this.gameWindow = mGameWindow;
Scene = this;
sunLight = new LightSun(new Vector3(0.1f, 0.125f, 0.2f) * 3f, this);
sunLight.lightAmbient = new Vector3(0.1f, 0.125f, 0.2f) * 0.5f;//new Vector3(0.2f, 0.125f, 0.1f);//new Vector3(0.1f, 0.14f, 0.3f);
sunLight.PointingDirection = Vector3.Normalize(new Vector3(674, -674, 1024));
sunFrameBuffer = gameWindow.framebufferCreator.createFrameBuffer("shadowFramebuffer", shadowRes * 2, shadowRes * 2, PixelInternalFormat.Rgba8, false);
sunInnerFrameBuffer = gameWindow.framebufferCreator.createFrameBuffer("shadowFramebuffer", shadowRes * 2, shadowRes * 2, PixelInternalFormat.Rgba8, false);
//sunLight.pointingDirection = Vector3.Normalize(new Vector3(674, 674, 1024));
// creating a new collision system and adding it to the new world
CollisionSystem collisionSystem = new CollisionSystemSAP();
world = new World(collisionSystem);
// Create the groundShape and the body.
Shape groundShape = new BoxShape(new JVector(100, waterLevel * 2, 100));
RigidBody groundBody = new RigidBody(groundShape);
// make the body static, so it can't be moved
groundBody.IsStatic = true;
// add the ground to the world.
world.AddBody(groundBody);
}
protected override void OnUpdateFrame(FrameEventArgs e)
{
if (state == GameState.Playing || state == GameState.Menu)
{
// calculate mouse movement
//gameInput.calcDelta();
// calculate frame Times
frameTime += (float)e.Time;
lastFrameDuration = (float)e.Time;
// exit game?
bool ESC = Keyboard[Key.Escape];
if (ESC && !prevESC)
{
if (state == GameState.Menu)
{
exitGame();
}
if (state == GameState.Playing)
{
enterMenu();
}
}
prevESC = ESC;
bool F5 = Keyboard[Key.F5];
if (F5 && !prevF5)
{
if (state == GameState.Playing)
{
textureLoader.GrabScreenshot();
}
}
prevF5 = F5;
// call scene tree to update
mScene.update();
}
else if (state == GameState.Started)
{
//search for related files
FileSeeker mFileSeeker = new FileSeeker(this);
//create framebufferset for waterreflections
waterFramebuffer = framebufferCreator.createFrameBuffer("waterFramebuffer", (int)(virtual_size.X * 0.5), (int)(virtual_size.Y * 0.5));
RenderOptions mOptionsWater = Settings.Instance.video.CreateRenderOptions(VideoSettings.Target.water);
waterFramebufferSet = new FramebufferSet(framebufferCreator, waterFramebuffer, mOptionsWater);
//crate shadow framebuffer
shadowFramebuffer = framebufferCreator.createFrameBuffer(mScene.ShadowRes, mScene.ShadowRes, PixelInternalFormat.Rgba16f, false);
//create main framebufferset
RenderOptions mOptions = Settings.Instance.video.CreateRenderOptions(VideoSettings.Target.main);
mainFramebufferSet = new FramebufferSet(framebufferCreator, framebufferCreator.defaultFb, mOptions);
state = GameState.InitLoading;
}
else if (state == GameState.InitLoading)
{
//loading rutine - loads one object each time its called
float percentageA = 0;
float percentageB = 0;
float percentageC = 0;
float percentageD = 0;
float percentageE = 0;
percentageA = meshLoader.loadSingleMeshes();
if (percentageA == 1)
{
percentageB = shaderLoader.loadSingleShaders();
}
if (percentageB == 1)
{
percentageC = textureLoader.loadSingleTextures();
}
if (percentageC == 1)
{
percentageD = materialLoader.loadSingleMaterials();
}
if (percentageD == 1)
{
percentageE = templateLoader.loadSingleTemplates();
}
loadingPercentage = (percentageA + percentageB + percentageC + percentageD + percentageE) / 5f;
//loadingPercentage = (float)Math.Sqrt(loadingPercentage);
if (loadingPercentage == 1)
{
//cache results
if (Settings.Instance.game.generateCache)
{
meshLoader.writeCacheFile();
shaderLoader.writeCacheFile();
//textureLoader.writeCacheFile();
materialLoader.writeCacheFile();
templateLoader.writeCacheFile();
}
//create cubemap buffers
mCubemapBufferSets = new CubemapBufferSets(mScene, framebufferCreator, 128);
mScene.envTextures = mCubemapBufferSets.outTextures;
// create viewInfo for reflection
waterViewInfo = new ViewInfo();
waterViewInfo.aspect = (float)Width / (float)Height;
waterViewInfo.updateProjectionMatrix();
//set noise texture
mScene.setTextureId(Material.WorldTexture.noise, textureLoader.getTextureId("noise_pixel.png"));
//set shaders for postprocessing
/* now managed
* mScene.ssaoPreShader = shaderLoader.getShader("ssMaker.xsp");
* mScene.ssaoShader = shaderLoader.getShader("ssao.xsp");
* mScene.ssaoBlrShader = shaderLoader.getShader("ao_blur.xsp");
* mScene.ssaoBlrShaderA = shaderLoader.getShader("ao_blur_a.xsp");
* mScene.bloomCurveShader = shaderLoader.getShader("bloom_curve.xsp");
* mScene.bloomShader = shaderLoader.getShader("bloom_shader.xsp");
* mScene.dofpreShader = shaderLoader.getShader("dof_preshader.xsp");
* mScene.dofShader = shaderLoader.getShader("dof_shader.xsp");
* mScene.compositeShader = shaderLoader.getShader("composite.xsp");
* mScene.ssaoBlendShader = shaderLoader.getShader("ssao_blend.xsp");
* mScene.copycatShader = shaderLoader.getShader("backdrop.xsp");
* mScene.wipingShader = shaderLoader.getShader("sMapWipe.xsp");
* mScene.reflectionShader = shaderLoader.getShader("defReflections.xsp");
* mScene.lightBlurShader = shaderLoader.getShader("lightBlur.xsp");
*/
// managed setup of shaders
mScene.setupShaders();
// spawn the player
player = new Player(mScene, new Vector3(0, 3, 10), new Vector3(0, 0, -1), gameInput);
mScene.init();
mScene.sunLight.Parent = player;
// load objects saved in database
mScene.loadObjects();
state = GameState.Playing;
}
}
}
private void createFramebufferSet(FramebufferCreator mFramebufferCreator, Framebuffer outputFb, RenderOptions mOptions)
{
Vector2 size = mOptions.size;
Vector2 size2 = size * mOptions.quality;
Vector2 size3 = size2 * 0.3f;
//sceeneFramebuffer = mFramebufferCreator.createFrameBuffer((int)size.X, (int)size.Y);
sceeneFramebufferTrans = mFramebufferCreator.createFrameBuffer((int)size.X, (int)size.Y, PixelInternalFormat.Rgba8, false);
if (mOptions.postProcessing)
{
sceeneFramebuffer = mFramebufferCreator.createFrameBuffer((int)size.X, (int)size.Y, PixelInternalFormat.Rgba16f, false);
sceeneFramebuffer.clearColor = new Color4(0f, 0f, 0f, 100f);
selectionFb = mFramebufferCreator.createFrameBuffer((int)size.X, (int)size.Y, PixelInternalFormat.Rgba8, false);
//screenNormalFb = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba16f, false);
//screenNormalFb.clearColor = new Color4(0f, 0f, 0f, 100f);
//lightFramebuffer = mFramebufferCreator.createFrameBuffer((int)size.X, (int)size.Y, PixelInternalFormat.Rgba16f, false);
if (mOptions.depthOfField)
{
// depth of field buffers
dofPreFramebuffer = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, false);
dofFramebuffer = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, false);
}
dofFramebuffer2 = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, true);
aoBlurFramebuffer2 = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, true);
aoBlurFramebuffer2.clearColor = new Color4(0f, 0f, 0f, 0.5f);
if (mOptions.ssAmbientOccluison)
{
aoFramebuffer = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, false);
aoBlurFramebuffer = mFramebufferCreator.createFrameBuffer((int)size2.X, (int)size2.Y, PixelInternalFormat.Rgba8, false);
} else {
// if ao is set of make the buffer grey
//aoBlurFramebuffer2.enable();
}
selectionblurFb = mFramebufferCreator.createFrameBuffer((int)size3.X, (int)size3.Y, PixelInternalFormat.Rgba8, false);
selectionblurFb2 = mFramebufferCreator.createFrameBuffer((int)size3.X, (int)size3.Y, PixelInternalFormat.Rgba8, true);
bloomFramebuffer = mFramebufferCreator.createFrameBuffer((int)size3.X, (int)size3.Y, PixelInternalFormat.Rgba8, false);
bloomFramebuffer2 = mFramebufferCreator.createFrameBuffer((int)size3.X, (int)size3.Y, PixelInternalFormat.Rgba8, false);
}
renderOptions = mOptions;
this.outputFb = outputFb;
}
internal void drawShadowBuffers(Framebuffer shadowFb)
{
shadowFb.enable(false);
for (int i = 0; i < spotlights.Count; i++)
{
spotlights[i].lightId = i;
bool needsUpdate = spotlights[i].viewInfo.checkForUpdates(drawables);
currentLight = i;
if (needsUpdate)
{
Console.WriteLine(i + " -> updating Shadowbuffer");
GL.Disable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.Disable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Front);
GL.DepthFunc(DepthFunction.Always);
mFilter2d.draw(ShaderTypes.wipingShader, new int[] { spotlights[i].ProjectionTexture }, Shader.Uniform.in_vector, new Vector2(i, lightCount));
GL.DepthFunc(DepthFunction.Less);
GL.ColorMask(false, false, false, true);
drawSceene(Pass.shadow, spotlights[i].viewInfo);
GL.ColorMask(true, true, true, true);
}
}
GL.Disable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.Disable(EnableCap.CullFace);
//GL.CullFace(CullFaceMode.Front);
//"disable" writing to certain uv space
int tmpLightCount = lightCount;
lightCount = 1;
currentLight = 0;
if (sunLight.viewInfo.wasUpdated)
{
//generating wide range sun shadows
sunFrameBuffer.enable(true);
GL.ColorMask(false, false, false, false);
drawSceene(Pass.shadow, sunLight.viewInfo);
GL.ColorMask(true, true, true, true);
}
//generating short range sun shadows
sunInnerFrameBuffer.enable(true);
GL.ColorMask(false, false, false, false);
drawSceene(Pass.shadow, sunLight.innerViewInfo);
GL.ColorMask(true, true, true, true);
//clean up
lightCount = tmpLightCount;
}
public FramebufferSet(FramebufferCreator mFramebufferCreator, Framebuffer outputFb, RenderOptions mOptions)
{
createFramebufferSet(mFramebufferCreator, outputFb, mOptions);
}
public FramebufferSet(FramebufferCreator mFramebufferCreator, Vector2 size, Framebuffer outputFb)
{
RenderOptions mOptions = new RenderOptions(size);
createFramebufferSet(mFramebufferCreator, outputFb, mOptions);
}
private void registerFramebuffer(Framebuffer newFb)
{
Framebuffers.Add(newFb);
int identifier = Framebuffers.Count;
if (FramebufferNames.ContainsKey(newFb.name))
FramebufferNames.Remove(newFb.name);
FramebufferNames.Add(newFb.name, identifier);
gameWindow.textureLoader.fromFramebuffer(newFb.name + "color", newFb.ColorTexture);
}
public void createLightBuffer(string name, int size, bool multisampling)
{
int FboHandle;
int ColorTexture;
int DepthTexture;
int sampling = 0;
if (multisampling)
{
sampling = (int)TextureMinFilter.Linear;
}
else
{
sampling = (int)TextureMinFilter.Nearest;
}
/*
// Create Color Tex
GL.GenTextures(1, out ColorTexture);
GL.BindTexture(TextureTarget.Texture2D, ColorTexture);
GL.TexImage2D(TextureTarget.Texture2D, 0, precision, size, size, 0, PixelFormat.Rgba, PixelType.UnsignedByte, IntPtr.Zero);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToBorder);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToBorder);
// GL.Ext.GenerateMipmap( GenerateMipmapTarget.Texture2D );
*/
// Create Depth Tex
GL.GenTextures(1, out DepthTexture);
GL.BindTexture(TextureTarget.Texture2D, DepthTexture);
GL.TexImage2D(TextureTarget.Texture2D, 0, (PixelInternalFormat)All.DepthComponent32, size, size, 0, PixelFormat.DepthComponent, PixelType.UnsignedInt, IntPtr.Zero);
// things go horribly wrong if DepthComponent's Bitcount does not match the main Framebuffer's Depth
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, sampling);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToBorder);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToBorder);
// GL.Ext.GenerateMipmap( GenerateMipmapTarget.Texture2D );
// Create a FBO and attach the textures
GL.Ext.GenFramebuffers(1, out FboHandle);
#region Test for Error
switch (GL.Ext.CheckFramebufferStatus(FramebufferTarget.FramebufferExt))
{
case FramebufferErrorCode.FramebufferCompleteExt:
{
gameWindow.log("FBO: The framebuffer is complete and valid for rendering.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteAttachmentExt:
{
gameWindow.log("FBO: One or more attachment points are not framebuffer attachment complete. This could mean there’s no texture attached or the format isn’t renderable. For color textures this means the base format must be RGB or RGBA and for depth textures it must be a DEPTH_COMPONENT format. Other causes of this error are that the width or height is zero or the z-offset is out of range in case of render to volume.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteMissingAttachmentExt:
{
gameWindow.log("FBO: There are no attachments.");
break;
}
/* case FramebufferErrorCode.GL_FRAMEBUFFER_INCOMPLETE_DUPLICATE_ATTACHMENT_EXT:
{
Console.WriteLine("FBO: An object has been attached to more than one attachment point.");
break;
}*/
case FramebufferErrorCode.FramebufferIncompleteDimensionsExt:
{
gameWindow.log("FBO: Attachments are of different size. All attachments must have the same width and height.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteFormatsExt:
{
gameWindow.log("FBO: The color attachments have different format. All color attachments must have the same format.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteDrawBufferExt:
{
gameWindow.log("FBO: An attachment point referenced by GL.DrawBuffers() doesn’t have an attachment.");
break;
}
case FramebufferErrorCode.FramebufferIncompleteReadBufferExt:
{
gameWindow.log("FBO: The attachment point referenced by GL.ReadBuffers() doesn’t have an attachment.");
break;
}
case FramebufferErrorCode.FramebufferUnsupportedExt:
{
gameWindow.log("FBO: This particular FBO configuration is not supported by the implementation.");
break;
}
default:
{
gameWindow.log("FBO: Status unknown. (yes, this is really bad.)");
break;
}
}
// using FBO might have changed states, e.g. the FBO might not support stereoscopic views or double buffering
int[] queryinfo = new int[6];
GL.GetInteger(GetPName.MaxColorAttachmentsExt, out queryinfo[0]);
GL.GetInteger(GetPName.AuxBuffers, out queryinfo[1]);
GL.GetInteger(GetPName.MaxDrawBuffers, out queryinfo[2]);
GL.GetInteger(GetPName.Stereo, out queryinfo[3]);
GL.GetInteger(GetPName.Samples, out queryinfo[4]);
GL.GetInteger(GetPName.Doublebuffer, out queryinfo[5]);
//Console.WriteLine("max. ColorBuffers: " + queryinfo[0] + " max. AuxBuffers: " + queryinfo[1] + " max. DrawBuffers: " + queryinfo[2] + "\nStereo: " + queryinfo[3] + " Samples: " + queryinfo[4] + " DoubleBuffer: " + queryinfo[5]);
Console.WriteLine("Last GL Error: " + GL.GetError());
#endregion Test for Error
gameWindow.checkGlError("createFrameBuffer");
int identifier = Framebuffers.Count;
ColorTexture = 0;
Framebuffer myFramebuffer = new Framebuffer(FboHandle, ColorTexture, DepthTexture, new Vector2(size, size), this);
gameWindow.textureLoader.fromFramebuffer(name + "light", myFramebuffer.DepthTexture);
Framebuffers.Add(myFramebuffer);
FramebufferNames.Add(name, identifier);
//return new Framebuffer(FboHandle, ColorTexture, DepthTexture, new Vector2(FboWidth, FboHeight), mGameWindow);
}
public FramebufferCreator(OpenTkProjectWindow gameWindow)
{
this.gameWindow = gameWindow;
//defaultFb = createFrameBuffer( mGameWindow.Width, mGameWindow.Height);
defaultFb = new DefaultFramebuffer(new Vector2(gameWindow.Width, gameWindow.Height), this);
}
