/// <summary>
/// Create plane renderer
/// </summary>
/// <param name="setPos">Set position</param>
/// <param name="setPlane">Set plane</param>
/// <param name="setMaterial">Set material</param>
/// <param name="setSize">Set size</param>
public PlaneRenderer(Vector3 setPos,
Plane setPlane, Material setMaterial, float setSize)
{
pos = setPos;
plane = setPlane;
material = setMaterial;
size = setSize;
}
/// <summary>
/// Add model mesh part with the used effect to our sortedMeshes list.
/// Neither the model mesh part nor the effect is directly used,
/// we will extract all data from the model and only render the
/// index and vertex buffers later.
/// The model mesh part must use the TangentVertex format.
/// </summary>
/// <param name="vertexBuffer">Vertex buffer</param>
/// <param name="indexBuffer">Index buffer</param>
/// <param name="part">Part</param>
/// <param name="effect">Effect</param>
/// <returns>Renderable mesh</returns>
public RenderableMesh Add(VertexBuffer vertexBuffer,
IndexBuffer indexBuffer, ModelMeshPart part, Effect effect)
{
string techniqueName = effect.CurrentTechnique.Name;
// Does this technique already exists?
MeshesPerMaterialPerTechniques foundList = null;
for (int listNum = 0; listNum < sortedMeshes.Count; listNum++)
{
MeshesPerMaterialPerTechniques list = sortedMeshes[listNum];
if (list.technique.Name == techniqueName)
{
foundList = list;
break;
} // if (list.technique.Name)
} // for (listNum)
// Did not found list? Create new one
if (foundList == null)
{
foundList = new MeshesPerMaterialPerTechniques(
ShaderEffect.normalMapping.GetTechnique(techniqueName));
sortedMeshes.Add(foundList);
} // if (foundList)
// Create new material from the current effect parameters.
// This will create duplicate materials if the same material is used
// multiple times, we check this later.
Material material = new Material(effect);
// Search for material inside foundList.
for (int innerListNum = 0; innerListNum <
foundList.meshesPerMaterials.Count; innerListNum++)
{
MeshesPerMaterial innerList =
foundList.meshesPerMaterials[innerListNum];
// Check if this is the same material and we can use it instead.
// For our purposes it is sufficiant if we check textures and colors.
if (innerList.material.diffuseTexture == material.diffuseTexture &&
innerList.material.normalTexture == material.normalTexture &&
innerList.material.ambientColor == material.ambientColor &&
innerList.material.diffuseColor == material.diffuseColor &&
innerList.material.specularColor == material.specularColor &&
innerList.material.specularPower == material.specularPower)
{
// Reuse this material and quit this search
material = innerList.material;
break;
} // if (innerList.material.diffuseTexture)
} // foreach (innerList)
// Build new RenderableMesh object
RenderableMesh mesh = new RenderableMesh(
vertexBuffer, indexBuffer, material, foundList.technique,
ShaderEffect.normalMapping.WorldParameter,
part.VertexDeclaration,
part.StreamOffset, part.VertexStride, part.BaseVertex,
part.NumVertices, part.StartIndex, part.PrimitiveCount);
foundList.Add(mesh);
return mesh;
}
/// <summary>
/// Create renderable mesh
/// </summary>
/// <param name="setVertexBuffer">Set vertex buffer</param>
/// <param name="setIndexBuffer">Set index buffer</param>
/// <param name="setMaterial">Set material</param>
/// <param name="setUsedTechnique">Set used technique</param>
/// <param name="setWorldParameter">Set world parameter</param>
/// <param name="setVertexDeclaration">Set vertex declaration</param>
/// <param name="setStreamOffset">Set stream offset</param>
/// <param name="setVertexStride">Set vertex stride</param>
/// <param name="setBaseVertex">Set base vertex</param>
/// <param name="setNumVertices">Set number vertices</param>
/// <param name="setStartIndex">Set start index</param>
/// <param name="setPrimitiveCount">Set primitive count</param>
public RenderableMesh(VertexBuffer setVertexBuffer,
IndexBuffer setIndexBuffer, Material setMaterial,
EffectTechnique setUsedTechnique, EffectParameter setWorldParameter,
VertexDeclaration setVertexDeclaration,
int setStreamOffset, int setVertexStride, int setBaseVertex,
int setNumVertices, int setStartIndex, int setPrimitiveCount)
{
vertexBuffer = setVertexBuffer;
indexBuffer = setIndexBuffer;
material = setMaterial;
usedTechnique = setUsedTechnique;
worldParameter = setWorldParameter;
vertexDeclaration = setVertexDeclaration;
streamOffset = setStreamOffset;
vertexStride = setVertexStride;
baseVertex = setBaseVertex;
numVertices = setNumVertices;
startIndex = setStartIndex;
primitiveCount = setPrimitiveCount;
}
/// <summary>
/// Create meshes per material for the setMaterial.
/// </summary>
/// <param name="setMaterial">Set material</param>
public MeshesPerMaterial(Material setMaterial)
{
material = setMaterial;
}
/// <summary>
/// Update parameters
/// </summary>
public override void SetParameters(Material setMat)
{
// Can't set parameters if loading failed!
if (effect == null)
return;
// If we are in menu mode, use different values for the shader
// than in the game!
if (RacingGameManager.InMenu)
{
shadowNearPlane = 1.0f;
shadowFarPlane = 28;
virtualLightDistance = 24;
virtualVisibleRange = 23.5f;
if (BaseGame.CanUsePS20)
{
compareDepthBias = 0.00075f;//0.00025f;
shadowMapDepthBiasValue = 0.00075f;//0.00025f;
} // if (BaseGame.CanUsePS20)
else
{
// Ps 1.1 isn't as percise!
compareDepthBias = 0.0025f;
shadowMapDepthBiasValue = 0.002f;
} // else
} // if (RacingGameManager.InMenu)
else
{
shadowNearPlane = 1.0f;
shadowFarPlane = 6.25f * 28 * 1.25f;
virtualLightDistance = 5.5f * 24 * 1.3f;
virtualVisibleRange = 5.5f * 23.5f;
if (BaseGame.CanUsePS20)
{
compareDepthBias = 0.00085f;//0.00025f;
shadowMapDepthBiasValue = 0.00085f;// 0.00025f;
} // if (BaseGame.CanUsePS20)
else
{
// Ps 1.1 isn't as percise!
shadowFarPlane = 4.75f*28;
virtualLightDistance = 4.0f*24;
virtualVisibleRange = 4.0f*23.5f;
compareDepthBias = 0.0065f;//0.0045f;//0.0025f;
shadowMapDepthBiasValue = 0.0035f;//0.0025f;
} // else
} // else
#if XBOX360
// Make it a little more percise on the box.
compareDepthBias = 0.00065f;//0.00025f;
shadowMapDepthBiasValue = 0.00065f;// 0.00025f;
#endif
base.SetParameters(setMat);
// Set all extra parameters for this shader
depthBias.SetValue(compareDepthBias);
shadowMapDepthBias.SetValue(shadowMapDepthBiasValue);
shadowMapTexelSize.SetValue(
new Vector2(texelWidth, texelHeight));
nearPlane.SetValue(shadowNearPlane);
farPlane.SetValue(shadowFarPlane);
}
/// <summary>
/// Render
/// </summary>
public void Render(Material columnMaterial)
{
// We use tangent vertices for everything here
// Restore the world matrix
BaseGame.WorldMatrix = Matrix.Identity;
// Render all columns
ShaderEffect.normalMapping.Render(
columnMaterial,
"Specular20",
new BaseGame.RenderHandler(RenderColumnVertices));
/*now done in landscape object rendering
// And also render all the holders
foreach (Vector3 pos in columnHolderPositions)
{
holderModel.Render(pos);
}
*/
// Restore the world matrix
BaseGame.WorldMatrix = Matrix.Identity;
}
/// <summary>
/// Render
/// </summary>
public void Render(Material guardRailMaterial)
{
// We use tangent vertices for everything here
BaseGame.Device.VertexDeclaration = TangentVertex.VertexDeclaration;
// Restore the world matrix
BaseGame.WorldMatrix = Matrix.Identity;
// Render the complete guardrail
ShaderEffect.normalMapping.Render(
guardRailMaterial,
"Specular20",
new BaseGame.RenderHandler(RenderGuardRailVertices));
/*done in track class
// And also render all the holder piles
foreach (Matrix mat in holderPileMatrices)
{
holderModel.Render(mat);
} // foreach if (Vector3.DistanceSquared)
*/
// Restore the world matrix
BaseGame.WorldMatrix = Matrix.Identity;
}
/// <summary>
/// Set parameters, this overload sets all material parameters too.
/// </summary>
public virtual void SetParametersOptimized(Material setMat)
{
if (setMat == null)
throw new ArgumentNullException("setMat");
// No need to set world matrix, will be done later in mesh rendering
// in the MeshRenderManager. All the rest is set with help of the
// SetParametersOptimizedGeneral above.
// Only update ambient, diffuse, specular and the textures, the rest
// will not change for a material change in MeshRenderManager.
ambientColor.SetValue(setMat.ambientColor.ToVector4());
diffuseColor.SetValue(setMat.diffuseColor.ToVector4());
specularColor.SetValue(setMat.specularColor.ToVector4());
if (setMat.diffuseTexture != null)
diffuseTexture.SetValue(setMat.diffuseTexture.XnaTexture);
if (setMat.normalTexture != null)
normalTexture.SetValue(setMat.normalTexture.XnaTexture);
}
/// <summary>
/// Set parameters, this overload sets all material parameters too.
/// </summary>
public virtual void SetParameters(Material setMat)
{
if (worldViewProj != null)
worldViewProj.SetValue(BaseGame.WorldViewProjectionMatrix);
if (viewProj != null)
viewProj.SetValue(BaseGame.ViewProjectionMatrix);
if (world != null)
world.SetValue(BaseGame.WorldMatrix);
if (viewInverse != null)
viewInverse.SetValue(BaseGame.InverseViewMatrix);
if (lightDir != null)
lightDir.SetValue(BaseGame.LightDirection);
// Set the reflection cube texture only once
if (lastUsedReflectionCubeTexture == null &&
reflectionCubeTexture != null)
{
ReflectionCubeTexture = BaseGame.UI.SkyCubeMapTexture;
} // if (lastUsedReflectionCubeTexture)
// Set all material properties
if (setMat != null)
{
AmbientColor = setMat.ambientColor;
DiffuseColor = setMat.diffuseColor;
SpecularColor = setMat.specularColor;
SpecularPower = setMat.specularPower;
DiffuseTexture = setMat.diffuseTexture;
NormalTexture = setMat.normalTexture;
HeightTexture = setMat.heightTexture;
ParallaxAmount = setMat.parallaxAmount;
DetailTexture = setMat.detailTexture;
} // if (setMat)
}
/// <summary>
/// Render
/// </summary>
/// <param name="setMat">Set matrix</param>
/// <param name="passName">Pass name</param>
/// <param name="renderDelegate">Render delegate</param>
public void Render(Material setMat,
string techniqueName,
BaseGame.RenderHandler renderCode)
{
if (techniqueName == null)
throw new ArgumentNullException("techniqueName");
if (renderCode == null)
throw new ArgumentNullException("renderCode");
SetParameters(setMat);
// Can we do the requested technique?
// For graphic cards not supporting ps2.0, fall back to ps1.1
if (BaseGame.CanUsePS20 == false &&
techniqueName.EndsWith("20"))
// Use same technique without the 20 ending!
techniqueName = techniqueName.Substring(0, techniqueName.Length - 2);
// Start shader
effect.CurrentTechnique = effect.Techniques[techniqueName];
try
{
effect.Begin(SaveStateMode.None);
// Render all passes (usually just one)
//foreach (EffectPass pass in effect.CurrentTechnique.Passes)
for (int num = 0; num < effect.CurrentTechnique.Passes.Count; num++)
{
EffectPass pass = effect.CurrentTechnique.Passes[num];
pass.Begin();
renderCode();
pass.End();
} // foreach (pass)
} // try
finally
{
// End shader
effect.End();
} // finally
}
/// <summary>
/// Initializes and loads some content, previously referred to as the
/// "car stuff".
/// </summary>
private void LoadResources()
{
LoadEvent("Models...", null);
// Load models
carModel = new Model("Car");
carSelectionPlate = new Model("CarSelectionPlate");
LoadEvent("Landscape...", null);
// Load landscape
landscape = new Landscape(Level.Beginner);
LoadEvent("Textures...", null);
// Load textures, first one is grabbed from the imported one through
// the car.x model, the other two are loaded seperately.
carTextures = new Texture[3];
carTextures[0] = new Texture("RacerCar");
carTextures[1] = new Texture("RacerCar2");
carTextures[2] = new Texture("RacerCar3");
colorSelectionTexture = new Texture("ColorSelection");
brakeTrackMaterial = new Material("track");
LoadEvent("All systems go!", null);
Thread.Sleep(1000);
}
/// <summary>
/// Update parameters
/// </summary>
public override void SetParameters(Material setMat)
{
// Can't set parameters if loading failed!
if (effect == null)
return;
shadowNearPlane = 1.0f;
shadowFarPlane = 6.25f * 28 * 1.25f;
virtualLightDistance = 5.5f * 24 * 1.3f;
virtualVisibleRange = 5.5f * 23.5f;
compareDepthBias = 0.00065f;
shadowMapDepthBiasValue = 0.00065f;
base.SetParameters(setMat);
// Set all extra parameters for this shader
depthBias.SetValue(compareDepthBias);
shadowMapDepthBias.SetValue(shadowMapDepthBiasValue);
shadowMapTexelSize.SetValue(
new Vector2(texelWidth, texelHeight));
nearPlane.SetValue(shadowNearPlane);
farPlane.SetValue(shadowFarPlane);
}
/// <summary>
/// Dispose
/// </summary>
/// <param name="someObject">Some object</param>
public static void Dispose(ref Material someObject)
{
if (someObject != null)
someObject.Dispose();
someObject = null;
}
/// <summary>
/// Create renderable mesh
/// </summary>
/// <param name="setVertexBuffer">Set vertex buffer</param>
/// <param name="setIndexBuffer">Set index buffer</param>
/// <param name="setMaterial">Set material</param>
/// <param name="setUsedTechnique">Set used technique</param>
/// <param name="setWorldParameter">Set world parameter</param>
/// <param name="setBaseVertex">Set base vertex</param>
/// <param name="setNumVertices">Set number vertices</param>
/// <param name="setStartIndex">Set start index</param>
/// <param name="setPrimitiveCount">Set primitive count</param>
public RenderableMesh(VertexBuffer setVertexBuffer,
IndexBuffer setIndexBuffer, Material setMaterial,
EffectTechnique setUsedTechnique, EffectParameter setWorldParameter,
int setBaseVertex,
int setNumVertices, int setStartIndex, int setPrimitiveCount)
{
vertexBuffer = setVertexBuffer;
indexBuffer = setIndexBuffer;
material = setMaterial;
usedTechnique = setUsedTechnique;
worldParameter = setWorldParameter;
baseVertex = setBaseVertex;
numVertices = setNumVertices;
startIndex = setStartIndex;
primitiveCount = setPrimitiveCount;
}
/// <summary>
/// Load car stuff
/// </summary>
protected override void Initialize()
{
base.Initialize();
// Load models
carModel = new Model("Car");
carSelectionPlate = new Model("CarSelectionPlate");
// Load landscape
landscape = new Landscape(Level.Beginner);
// Load textures, first one is grabbed from the imported one through
// the car.x model, the other two are loaded seperately.
carTextures = new Texture[3];
carTextures[0] = new Texture("RacerCar%0");
carTextures[1] = new Texture("RacerCar2");
carTextures[2] = new Texture("RacerCar3");
colorSelectionTexture = new Texture("ColorSelection");
brakeTrackMaterial = new Material("track");
//For testing:
//Directly start the game and load a certain level, this code is
// only used in the debug mode. Remove it when you are don with
// testing! If you press Esc you will also quit the game and not
// just end up in the menu again.
//gameScreens.Clear();
//gameScreens.Push(new GameScreen());
}
/// <summary>
/// Render
/// </summary>
/// <param name="setMat">Set matrix</param>
/// <param name="passName">Pass name</param>
/// <param name="renderDelegate">Render delegate</param>
public void Render(Material setMat,
string techniqueName,
BaseGame.RenderHandler renderCode)
{
if (techniqueName == null)
throw new ArgumentNullException("techniqueName");
if (renderCode == null)
throw new ArgumentNullException("renderCode");
SetParameters(setMat);
// Start shader
effect.CurrentTechnique = effect.Techniques[techniqueName];
// Render all passes (usually just one)
//foreach (EffectPass pass in effect.CurrentTechnique.Passes)
for (int num = 0; num < effect.CurrentTechnique.Passes.Count; num++)
{
EffectPass pass = effect.CurrentTechnique.Passes[num];
pass.Apply();
renderCode();
}
}