// render scene
internal void RenderScene(double TimeElapsed)
{
ReleaseResources();
// initialize
ResetOpenGlState();
if (OptionWireFrame)
{
if (Program.CurrentRoute.CurrentFog.Start < Program.CurrentRoute.CurrentFog.End)
{
const float fogDistance = 600.0f;
float n = (fogDistance - Program.CurrentRoute.CurrentFog.Start) / (Program.CurrentRoute.CurrentFog.End - Program.CurrentRoute.CurrentFog.Start);
float cr = n * inv255 * Program.CurrentRoute.CurrentFog.Color.R;
float cg = n * inv255 * Program.CurrentRoute.CurrentFog.Color.G;
float cb = n * inv255 * Program.CurrentRoute.CurrentFog.Color.B;
GL.ClearColor(cr, cg, cb, 1.0f);
}
else
{
GL.ClearColor(0.0f, 0.0f, 0.0f, 1.0f);
}
}
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
// set up camera
CurrentViewMatrix = Matrix4D.LookAt(Vector3.Zero, new Vector3(Camera.AbsoluteDirection.X, Camera.AbsoluteDirection.Y, -Camera.AbsoluteDirection.Z), new Vector3(Camera.AbsoluteUp.X, Camera.AbsoluteUp.Y, -Camera.AbsoluteUp.Z));
TransformedLightPosition = new Vector3(Lighting.OptionLightPosition.X, Lighting.OptionLightPosition.Y, -Lighting.OptionLightPosition.Z);
TransformedLightPosition.Transform(CurrentViewMatrix);
if (!AvailableNewRenderer)
{
GL.Light(LightName.Light0, LightParameter.Position, new[] { (float)TransformedLightPosition.X, (float)TransformedLightPosition.Y, (float)TransformedLightPosition.Z, 0.0f });
}
Lighting.OptionLightingResultingAmount = (Lighting.OptionAmbientColor.R + Lighting.OptionAmbientColor.G + Lighting.OptionAmbientColor.B) / 480.0f;
if (Lighting.OptionLightingResultingAmount > 1.0f)
{
Lighting.OptionLightingResultingAmount = 1.0f;
}
// fog
double fd = Program.CurrentRoute.NextFog.TrackPosition - Program.CurrentRoute.PreviousFog.TrackPosition;
if (fd != 0.0)
{
float fr = (float)((CameraTrackFollower.TrackPosition - Program.CurrentRoute.PreviousFog.TrackPosition) / fd);
float frc = 1.0f - fr;
Program.CurrentRoute.CurrentFog.Start = Program.CurrentRoute.PreviousFog.Start * frc + Program.CurrentRoute.NextFog.Start * fr;
Program.CurrentRoute.CurrentFog.End = Program.CurrentRoute.PreviousFog.End * frc + Program.CurrentRoute.NextFog.End * fr;
Program.CurrentRoute.CurrentFog.Color.R = (byte)(Program.CurrentRoute.PreviousFog.Color.R * frc + Program.CurrentRoute.NextFog.Color.R * fr);
Program.CurrentRoute.CurrentFog.Color.G = (byte)(Program.CurrentRoute.PreviousFog.Color.G * frc + Program.CurrentRoute.NextFog.Color.G * fr);
Program.CurrentRoute.CurrentFog.Color.B = (byte)(Program.CurrentRoute.PreviousFog.Color.B * frc + Program.CurrentRoute.NextFog.Color.B * fr);
if (!Program.CurrentRoute.CurrentFog.IsLinear)
{
Program.CurrentRoute.CurrentFog.Density = (byte)(Program.CurrentRoute.PreviousFog.Density * frc + Program.CurrentRoute.NextFog.Density * fr);
}
}
else
{
Program.CurrentRoute.CurrentFog = Program.CurrentRoute.PreviousFog;
}
// render background
GL.Disable(EnableCap.DepthTest);
Program.CurrentRoute.UpdateBackground(TimeElapsed, false);
if (OptionEvents)
{
RenderEvents();
}
// fog
float aa = Program.CurrentRoute.CurrentFog.Start;
float bb = Program.CurrentRoute.CurrentFog.End;
if (aa < bb & aa < Program.CurrentRoute.CurrentBackground.BackgroundImageDistance)
{
OptionFog = true;
Fog.Start = aa;
Fog.End = bb;
Fog.Color = Program.CurrentRoute.CurrentFog.Color;
Fog.Density = Program.CurrentRoute.CurrentFog.Density;
Fog.IsLinear = Program.CurrentRoute.CurrentFog.IsLinear;
Fog.SetForImmediateMode();
}
else
{
OptionFog = false;
}
// world layer
// opaque face
if (AvailableNewRenderer)
{
//Setup the shader for rendering the scene
DefaultShader.Activate();
if (OptionLighting)
{
DefaultShader.SetIsLight(true);
DefaultShader.SetLightPosition(TransformedLightPosition);
DefaultShader.SetLightAmbient(Lighting.OptionAmbientColor);
DefaultShader.SetLightDiffuse(Lighting.OptionDiffuseColor);
DefaultShader.SetLightSpecular(Lighting.OptionSpecularColor);
DefaultShader.SetLightModel(Lighting.LightModel);
}
if (OptionFog)
{
DefaultShader.SetIsFog(true);
DefaultShader.SetFog(Fog);
}
DefaultShader.SetTexture(0);
DefaultShader.SetCurrentProjectionMatrix(CurrentProjectionMatrix);
}
ResetOpenGlState();
foreach (FaceState face in VisibleObjects.OpaqueFaces)
{
face.Draw();
}
// alpha face
ResetOpenGlState();
VisibleObjects.SortPolygonsInAlphaFaces();
if (Interface.CurrentOptions.TransparencyMode == TransparencyMode.Performance)
{
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Greater, 0.0f);
GL.DepthMask(false);
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
face.Draw();
}
}
else
{
UnsetBlendFunc();
SetAlphaFunc(AlphaFunction.Equal, 1.0f);
GL.DepthMask(true);
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Normal && face.Object.Prototype.Mesh.Materials[face.Face.Material].GlowAttenuationData == 0)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].Color.A == 255)
{
face.Draw();
}
}
}
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Less, 1.0f);
GL.DepthMask(false);
bool additive = false;
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Additive)
{
if (!additive)
{
UnsetAlphaFunc();
additive = true;
}
face.Draw();
}
else
{
if (additive)
{
SetAlphaFunc();
additive = false;
}
face.Draw();
}
}
}
// render overlays
if (AvailableNewRenderer)
{
DefaultShader.Deactivate();
}
ResetOpenGlState();
OptionLighting = false;
OptionFog = false;
UnsetAlphaFunc();
GL.Disable(EnableCap.DepthTest);
SetBlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha); //FIXME: Remove when text switches between two renderer types
RenderOverlays();
OptionLighting = true;
}
// render scene
internal void RenderScene(double TimeElapsed)
{
// initialize
ResetOpenGlState();
if (OptionWireFrame)
{
if (Program.CurrentRoute.CurrentFog.Start < Program.CurrentRoute.CurrentFog.End)
{
const float fogDistance = 600.0f;
float n = (fogDistance - Program.CurrentRoute.CurrentFog.Start) / (Program.CurrentRoute.CurrentFog.End - Program.CurrentRoute.CurrentFog.Start);
float cr = n * inv255 * Program.CurrentRoute.CurrentFog.Color.R;
float cg = n * inv255 * Program.CurrentRoute.CurrentFog.Color.G;
float cb = n * inv255 * Program.CurrentRoute.CurrentFog.Color.B;
GL.ClearColor(cr, cg, cb, 1.0f);
}
else
{
GL.ClearColor(0.0f, 0.0f, 0.0f, 1.0f);
}
}
GL.Clear(ClearBufferMask.ColorBufferBit | ClearBufferMask.DepthBufferBit);
UpdateViewport(ViewportChangeMode.ChangeToScenery);
// set up camera
CurrentViewMatrix = Matrix4D.LookAt(Vector3.Zero, new Vector3(Camera.AbsoluteDirection.X, Camera.AbsoluteDirection.Y, -Camera.AbsoluteDirection.Z), new Vector3(Camera.AbsoluteUp.X, Camera.AbsoluteUp.Y, -Camera.AbsoluteUp.Z));
if (!AvailableNewRenderer)
{
GL.Light(LightName.Light0, LightParameter.Position, new[] { (float)Lighting.OptionLightPosition.X, (float)Lighting.OptionLightPosition.Y, (float)-Lighting.OptionLightPosition.Z, 0.0f });
}
Lighting.OptionLightingResultingAmount = (Lighting.OptionAmbientColor.R + Lighting.OptionAmbientColor.G + Lighting.OptionAmbientColor.B) / 480.0f;
if (Lighting.OptionLightingResultingAmount > 1.0f)
{
Lighting.OptionLightingResultingAmount = 1.0f;
}
// fog
double fd = Program.CurrentRoute.NextFog.TrackPosition - Program.CurrentRoute.PreviousFog.TrackPosition;
if (fd != 0.0)
{
float fr = (float)((CameraTrackFollower.TrackPosition - Program.CurrentRoute.PreviousFog.TrackPosition) / fd);
float frc = 1.0f - fr;
Program.CurrentRoute.CurrentFog.Start = Program.CurrentRoute.PreviousFog.Start * frc + Program.CurrentRoute.NextFog.Start * fr;
Program.CurrentRoute.CurrentFog.End = Program.CurrentRoute.PreviousFog.End * frc + Program.CurrentRoute.NextFog.End * fr;
Program.CurrentRoute.CurrentFog.Color.R = (byte)(Program.CurrentRoute.PreviousFog.Color.R * frc + Program.CurrentRoute.NextFog.Color.R * fr);
Program.CurrentRoute.CurrentFog.Color.G = (byte)(Program.CurrentRoute.PreviousFog.Color.G * frc + Program.CurrentRoute.NextFog.Color.G * fr);
Program.CurrentRoute.CurrentFog.Color.B = (byte)(Program.CurrentRoute.PreviousFog.Color.B * frc + Program.CurrentRoute.NextFog.Color.B * fr);
if (!Program.CurrentRoute.CurrentFog.IsLinear)
{
Program.CurrentRoute.CurrentFog.Density = (byte)(Program.CurrentRoute.PreviousFog.Density * frc + Program.CurrentRoute.NextFog.Density * fr);
}
}
else
{
Program.CurrentRoute.CurrentFog = Program.CurrentRoute.PreviousFog;
}
// render background
GL.Disable(EnableCap.DepthTest);
Program.CurrentRoute.UpdateBackground(TimeElapsed, Program.Renderer.CurrentInterface != InterfaceType.Normal);
events.Render(Camera.AbsolutePosition);
// fog
float aa = Program.CurrentRoute.CurrentFog.Start;
float bb = Program.CurrentRoute.CurrentFog.End;
if (aa < bb & aa < Program.CurrentRoute.CurrentBackground.BackgroundImageDistance)
{
OptionFog = true;
Fog.Start = aa;
Fog.End = bb;
Fog.Color = Program.CurrentRoute.CurrentFog.Color;
Fog.Density = Program.CurrentRoute.CurrentFog.Density;
Fog.IsLinear = Program.CurrentRoute.CurrentFog.IsLinear;
Fog.SetForImmediateMode();
}
else
{
OptionFog = false;
}
// world layer
// opaque face
if (AvailableNewRenderer)
{
//Setup the shader for rendering the scene
DefaultShader.Activate();
if (OptionLighting)
{
DefaultShader.SetIsLight(true);
TransformedLightPosition = new Vector3(Lighting.OptionLightPosition.X, Lighting.OptionLightPosition.Y, -Lighting.OptionLightPosition.Z);
DefaultShader.SetLightPosition(TransformedLightPosition);
DefaultShader.SetLightAmbient(Lighting.OptionAmbientColor);
DefaultShader.SetLightDiffuse(Lighting.OptionDiffuseColor);
DefaultShader.SetLightSpecular(Lighting.OptionSpecularColor);
DefaultShader.SetLightModel(Lighting.LightModel);
}
if (OptionFog)
{
DefaultShader.SetIsFog(true);
DefaultShader.SetFog(Fog);
}
DefaultShader.SetTexture(0);
DefaultShader.SetCurrentProjectionMatrix(CurrentProjectionMatrix);
}
ResetOpenGlState();
foreach (FaceState face in VisibleObjects.OpaqueFaces)
{
face.Draw();
}
// alpha face
ResetOpenGlState();
VisibleObjects.SortPolygonsInAlphaFaces();
if (Interface.CurrentOptions.TransparencyMode == TransparencyMode.Performance)
{
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Greater, 0.0f);
GL.DepthMask(false);
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
face.Draw();
}
}
else
{
UnsetBlendFunc();
SetAlphaFunc(AlphaFunction.Equal, 1.0f);
GL.DepthMask(true);
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Normal && face.Object.Prototype.Mesh.Materials[face.Face.Material].GlowAttenuationData == 0)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].Color.A == 255)
{
face.Draw();
}
}
}
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Less, 1.0f);
GL.DepthMask(false);
bool additive = false;
foreach (FaceState face in VisibleObjects.AlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Additive)
{
if (!additive)
{
UnsetAlphaFunc();
additive = true;
}
face.Draw();
}
else
{
if (additive)
{
SetAlphaFunc();
additive = false;
}
face.Draw();
}
}
}
// motion blur
ResetOpenGlState();
SetAlphaFunc(AlphaFunction.Greater, 0.0f);
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
OptionLighting = false;
if (Interface.CurrentOptions.MotionBlur != MotionBlurMode.None)
{
DefaultShader.Deactivate();
MotionBlur.RenderFullscreen(Interface.CurrentOptions.MotionBlur, FrameRate, Math.Abs(Camera.CurrentSpeed));
}
// overlay layer
OptionFog = false;
UpdateViewport(ViewportChangeMode.ChangeToCab);
if (AvailableNewRenderer)
{
/*
* We must reset the shader between overlay and world layers for correct lighting results.
* Additionally, the viewport change updates the projection matrix
*/
DefaultShader.Activate();
ResetShader(DefaultShader);
DefaultShader.SetCurrentProjectionMatrix(CurrentProjectionMatrix);
}
CurrentViewMatrix = Matrix4D.LookAt(Vector3.Zero, new Vector3(Camera.AbsoluteDirection.X, Camera.AbsoluteDirection.Y, -Camera.AbsoluteDirection.Z), new Vector3(Camera.AbsoluteUp.X, Camera.AbsoluteUp.Y, -Camera.AbsoluteUp.Z));
if (Camera.CurrentRestriction == CameraRestrictionMode.NotAvailable || Camera.CurrentRestriction == CameraRestrictionMode.Restricted3D)
{
ResetOpenGlState(); // TODO: inserted
GL.Clear(ClearBufferMask.DepthBufferBit);
OptionLighting = true;
Color24 prevOptionAmbientColor = Lighting.OptionAmbientColor;
Color24 prevOptionDiffuseColor = Lighting.OptionDiffuseColor;
Lighting.OptionAmbientColor = Color24.LightGrey;
Lighting.OptionDiffuseColor = Color24.LightGrey;
if (AvailableNewRenderer)
{
DefaultShader.SetIsLight(true);
TransformedLightPosition = new Vector3(Lighting.OptionLightPosition.X, Lighting.OptionLightPosition.Y, -Lighting.OptionLightPosition.Z);
DefaultShader.SetLightPosition(TransformedLightPosition);
DefaultShader.SetLightAmbient(Lighting.OptionAmbientColor);
DefaultShader.SetLightDiffuse(Lighting.OptionDiffuseColor);
DefaultShader.SetLightSpecular(Lighting.OptionSpecularColor);
DefaultShader.SetLightModel(Lighting.LightModel);
}
else
{
GL.Light(LightName.Light0, LightParameter.Ambient, new[] { inv255 * 178, inv255 * 178, inv255 * 178, 1.0f });
GL.Light(LightName.Light0, LightParameter.Diffuse, new[] { inv255 * 178, inv255 * 178, inv255 * 178, 1.0f });
}
// overlay opaque face
foreach (FaceState face in VisibleObjects.OverlayOpaqueFaces)
{
face.Draw();
}
// overlay alpha face
ResetOpenGlState();
VisibleObjects.SortPolygonsInOverlayAlphaFaces();
if (Interface.CurrentOptions.TransparencyMode == TransparencyMode.Performance)
{
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Greater, 0.0f);
GL.DepthMask(false);
foreach (FaceState face in VisibleObjects.OverlayAlphaFaces)
{
face.Draw();
}
}
else
{
UnsetBlendFunc();
SetAlphaFunc(AlphaFunction.Equal, 1.0f);
GL.DepthMask(true);
foreach (FaceState face in VisibleObjects.OverlayAlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Normal && face.Object.Prototype.Mesh.Materials[face.Face.Material].GlowAttenuationData == 0)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].Color.A == 255)
{
face.Draw();
}
}
}
SetBlendFunc();
SetAlphaFunc(AlphaFunction.Less, 1.0f);
GL.DepthMask(false);
bool additive = false;
foreach (FaceState face in VisibleObjects.OverlayAlphaFaces)
{
if (face.Object.Prototype.Mesh.Materials[face.Face.Material].BlendMode == MeshMaterialBlendMode.Additive)
{
if (!additive)
{
UnsetAlphaFunc();
additive = true;
}
face.Draw();
}
else
{
if (additive)
{
SetAlphaFunc();
additive = false;
}
face.Draw();
}
}
}
Lighting.OptionAmbientColor = prevOptionAmbientColor;
Lighting.OptionDiffuseColor = prevOptionDiffuseColor;
Lighting.Initialize();
}
else
{
/*
* Render 2D Cab
* This is actually an animated object generated on the fly and held in memory
*/
ResetOpenGlState();
OptionLighting = false;
if (AvailableNewRenderer)
{
DefaultShader.SetIsLight(false);
}
SetBlendFunc();
UnsetAlphaFunc();
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
VisibleObjects.SortPolygonsInOverlayAlphaFaces();
foreach (FaceState face in VisibleObjects.OverlayAlphaFaces)
{
face.Draw();
}
}
if (AvailableNewRenderer)
{
/*
* Must remember to de-activate at the end of the render sequence if in GL3 mode.
* The overlays currently use immediate mode and do not work correctly with the shader active
*/
DefaultShader.Deactivate();
}
// render touch
OptionLighting = false;
Touch.RenderScene();
// render overlays
ResetOpenGlState();
UnsetAlphaFunc();
SetBlendFunc(BlendingFactor.SrcAlpha, BlendingFactor.OneMinusSrcAlpha); //FIXME: Remove when text switches between two renderer types
GL.Disable(EnableCap.DepthTest);
overlays.Render(TimeElapsed);
OptionLighting = true;
}
