/// <summary>
/// Draws the quad using the specified effect. Sets no parameters on the effect, nor any render states on
/// the graphics device. Those must be set appropriately before calling Draw.
/// This is a convenience function, calling Begin, End, and DrawGeometry for you.
/// </summary>
/// <param name="effect">The effect to draw with.</param>
public void Draw(Effect effect)
{
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
DrawGeometry();
pass.End();
}
effect.End();
}
public void RenderScreenQuad(Effect effect, EffectTechnique technique, Texture2D texture)
{
effect.CurrentTechnique = technique;
sb.Begin(SpriteBlendMode.None, SpriteSortMode.Immediate, SaveStateMode.None);
effect.Begin();
technique.Passes[0].Begin();
sb.Draw(texture, screen, Color.White);
technique.Passes[0].End();
effect.End();
sb.End();
}
public void Draw(Effect effect)
{
var device = GraphicsDeviceHolder.Device;
device.VertexDeclaration = vertexDeclaration;
device.Vertices[0].SetSource(vertexBuffer, 0, 3 * sizeof(float));
effect.Parameters["xWorld"].SetValue(Matrix.Identity);
effect.Begin();
foreach (var pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawPrimitives(PrimitiveType.LineList, 0, 2);
pass.End();
}
effect.End();
}
public void Draw(GameTime gameTime, GraphicsDevice device, Effect effect, Matrix worldViewProjectionMatrix, int resolutionWidth, int resolutionHeight)
{
effect.Parameters["xWorldViewProjection"].SetValue(worldViewProjectionMatrix);
effect.Parameters["xWidth"].SetValue(resolutionWidth);
effect.Parameters["xHeight"].SetValue(resolutionHeight);
effect.Begin();
foreach (SModelMesh mesh in _meshes)
{
effect.Parameters["xTexture"].SetValue(mesh.texture);
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.VertexDeclaration = _vertexDeclaration;
device.Vertices[0].SetSource(mesh.vertexBuffer, 0, _vertexSizeInBytes);
device.DrawPrimitives(PrimitiveType.TriangleList, 0, mesh.numPrimitives);
pass.End();
}
}
effect.End();
}
void DrawSpawns(Effect effectToUse, String technique)
{
GraphicsDevice device = parentGame.device;
foreach (EventFlag flag in parentGame.myLevel.FlagsList)
{
if (flag == activeFlag)
{
foreach (GameEvent g_event in flag.Events)
{
VertexPositionColor[] pointList = new VertexPositionColor[2];
#region Get Corners
Vector3 corner = g_event.SpawnPoint.Position;
Vector2 center = FindCenter2D(flag.Corners);
Vector3 Center = new Vector3(center.X, 0, center.Y);
Vector3 norm;
if(parentGame.terrainEngine.IsOnHeightmap(Center))
parentGame.terrainEngine.GetHeight(Center, out Center.Y, out norm);
pointList[0] = new VertexPositionColor(corner, Color.Red);
pointList[1] = new VertexPositionColor(Center, Color.Red);
float scale = 0.05f;
if (activeEvent == g_event)
scale *= 1.5f;
parentGame.currentColor = Color.GreenYellow;
parentGame.DrawModel(effectToUse, parentGame.cornerModel, parentGame.tankTextures,
Matrix.CreateScale(scale)
*
Matrix.Identity
*
Matrix.CreateTranslation(corner),
technique, true);
parentGame.currentColor = Color.Brown;
#endregion
#region draw lines
short[] lineStripIndices = new short[2] { 0, 1 };
device.RenderState.FillMode = FillMode.WireFrame;
device.RenderState.CullMode = CullMode.None;
effectToUse.Begin();
foreach (EffectPass pass in effectToUse.CurrentTechnique.Passes)
{
pass.Begin();
device.VertexDeclaration = new
VertexDeclaration(device,
VertexPositionColor.VertexElements);
device.DrawUserIndexedPrimitives<VertexPositionColor>(
PrimitiveType.LineStrip,
pointList,
0, // vertex buffer offset to add to each element of the index buffer
2, // number of vertices to draw
lineStripIndices,
0, // first index element to read
1 // number of primitives to draw
);
pass.End();
}
effectToUse.End();
//device.RenderState.FillMode = FillMode.Solid;
device.RenderState.FillMode = FillMode.Solid;
device.RenderState.CullMode = CullMode.CullClockwiseFace;
#endregion
}
}
}
}
//method shadow effect render part
private void renderPart(GraphicsDevice device, List<SRenderInfoMesh> v_list, Matrix world, Effect shadow_effect)
{
shadow_effect.Begin();
shadow_effect.Parameters["xWorld"].SetValue(world);
for (int i = 0; i < v_list.Count; ++i)
{
VertexPositionNormalTexture[] vertices = v_list[i].vertex_info;
//model_effect.Texture = getTexture(v_list[i].texture_name);
foreach (EffectPass pass in shadow_effect.CurrentTechnique.Passes)
{
pass.Begin();
int count_primitives = vertices.Length / 3;
device.DrawUserPrimitives<VertexPositionNormalTexture>(PrimitiveType.TriangleList, vertices, 0, count_primitives);
pass.End();
}
}
shadow_effect.End();
}
void DrawFlags(Effect effectToUse, String technique)
{
GraphicsDevice device = parentGame.device;
//effectToUse = new BasicEffect(device, new EffectPool());
foreach (EventFlag flag in parentGame.myLevel.FlagsList)
{
currentColor.G -= 1;
VertexPositionColor[] pointList = new VertexPositionColor[5];
int x = 0;
#region Get Corners
foreach (Vector2 Crnr in flag.Corners)
{
Vector3 corner = new Vector3(Crnr.X, 0, Crnr.Y);
Vector3 norm;
parentGame.terrainEngine.GetHeight(corner, out corner.Y, out norm);
corner.Y += 2;
pointList[x] = new VertexPositionColor(corner, Color.Red);
if (x == 0)
{
pointList[4] = new VertexPositionColor(corner, Color.Red);
currentColor = Color.Red;
}
else
currentColor = Color.Chartreuse;
float scale = 0.05f;
if (activeFlag == flag
&& activeCorner == Crnr)
scale *= 1.5f;
parentGame.currentColor = Color.Brown;
parentGame.DrawModel(effectToUse, parentGame.cornerModel, parentGame.tankTextures,
Matrix.CreateScale(scale)
*
Matrix.Identity
*
Matrix.CreateTranslation(corner),
technique, true);
x++;
}
#endregion
short[] lineStripIndices = new short[5] { 0, 1, 2, 3, 4 };
device.RenderState.FillMode = FillMode.WireFrame;
device.RenderState.CullMode = CullMode.None;
effectToUse.Begin();
foreach (EffectPass pass in effectToUse.CurrentTechnique.Passes)
{
pass.Begin();
device.VertexDeclaration = new
VertexDeclaration(device,
VertexPositionColor.VertexElements);
device.DrawUserIndexedPrimitives<VertexPositionColor>(
PrimitiveType.LineStrip,
pointList,
0, // vertex buffer offset to add to each element of the index buffer
5, // number of vertices to draw
lineStripIndices,
0, // first index element to read
4 // number of primitives to draw
);
pass.End();
}
effectToUse.End();
//device.RenderState.FillMode = FillMode.Solid;
device.RenderState.FillMode = FillMode.Solid;
device.RenderState.CullMode = CullMode.CullClockwiseFace;
}
}
/// <summary>
/// Отрисовывает объект
/// </summary>
/// <param name="effect">Эффект, который должен испльзоваться для отрисовки. Предполагается, что как минимум матрицы xProjection и xView уже заданы!</param>
public void Draw(Effect effect, Matrix worldMatrix, bool useMaterial)
{
GraphicsDevice device = vertexDeclaration.GraphicsDevice;
device.RenderState.CullMode = CullMode.None;
effect.Parameters["xWorld"].SetValue(worldMatrix);
device.VertexDeclaration = vertexDeclaration;
device.Vertices[0].SetSource(vertexBuffer, 0, vertexSize);
device.Indices = indexBuffer;
foreach (ModelMeshPart3D part in meshParts)
{
if (useMaterial)
{
Material mat = materials[part.MaterialId];
if (mat.Texture != null)
{
effect.CurrentTechnique = effect.Techniques["Textured"];
effect.Parameters["xTexture"].SetValue(mat.Texture);
}
else
{
effect.CurrentTechnique = effect.Techniques["SolidColored"];
effect.Parameters["xSolidColor"].SetValue(mat.Color.ToVector4());
}
}
effect.Begin();
foreach (var pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawIndexedPrimitives(triangleStrip ? PrimitiveType.TriangleStrip : PrimitiveType.TriangleList, 0, 0,
verticesCount, part.StartIdx, part.PrimitivesCount);
pass.End();
}
effect.End();
}
}
private void DrawQuad(Texture2D source, RenderTarget2D target, int x, int y, int width, int height, SpriteBlendMode spriteBlendMode, Effect effect, Color color)
{
graphics.GraphicsDevice.SetRenderTarget(0, target);
if (effect != null)
graphics.GraphicsDevice.Textures[0] = source;
// Draw a fullscreen sprite to apply the postprocessing effect.
spriteBatch.Begin(spriteBlendMode,
SpriteSortMode.Immediate,
SaveStateMode.SaveState);
if (effect != null)
{
effect.Begin();
effect.CurrentTechnique.Passes[0].Begin();
}
spriteBatch.Draw(source, new Rectangle(x, y, width, height), color);
spriteBatch.End();
if (effect != null)
{
effect.CurrentTechnique.Passes[0].End();
effect.End();
}
graphics.GraphicsDevice.SetRenderTarget(0, null);
}
public void drawMe(GraphicsDevice device, Effect effect)
{
if (mDecl == null)
{
mDecl = new VertexDeclaration(device, VertexPositionColor.VertexElements);
}
// update vert buffer.
for (int i = 0; i < mPointMasses.Count; i++)
{
mVerts[i].Position = JelloPhysics.VectorTools.vec3FromVec2(mPointMasses[i].Position);
float dist = (mPointMasses[i].Position - mGlobalShape[i]).Length() * 2.0f;
if (dist > 1f) { dist = 1f; }
mVerts[i].Color = mColor;
}
device.VertexDeclaration = mDecl;
// draw me!
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawUserIndexedPrimitives<VertexPositionColor>(PrimitiveType.TriangleList, mVerts, 0, mVerts.Length, mIndices, 0, mIndices.Length / 3);
pass.End();
}
effect.End();
}
public void ApplyFullScreenEffect(Effect effect, Texture2D tex)
{
Viewport viewport = _graphicDevice.Viewport;
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
_spriteBatch.Begin(SpriteBlendMode.None, SpriteSortMode.Immediate, SaveStateMode.None);
pass.Begin();
Rectangle destinationRectangle = new Rectangle(0, 0, viewport.Width, viewport.Height);
_spriteBatch.Draw(tex, destinationRectangle, Color.White);
_spriteBatch.End();
pass.End();
}
effect.End();
}
public static byte[] Generate(AsmTechnique technique, Platform platform)
{
string techniqueCode;
AsmToHlslConverter vsConvert = new AsmToHlslConverter(technique.VertexShader, "vs", platform, technique.VertexShader.RegisterSet.FloatRegisterCount, technique.VertexShader.RegisterSet.BooleanRegisterCount);
AsmToHlslConverter psConvert = new AsmToHlslConverter(technique.PixelShader, "ps", platform, technique.PixelShader.RegisterSet.FloatRegisterCount, technique.PixelShader.RegisterSet.BooleanRegisterCount);
if (platform == Platform.Windows)
{
StringBuilder constantSetup = new StringBuilder();
// technique.ConstructTechniqueConstants(constantSetup, false);
string vsAsm = technique.VertexShader.ToString();
vsAsm = vsAsm.Replace(Environment.NewLine, Environment.NewLine + "\t\t\t\t");
string psAsm = technique.PixelShader.ToString();
psAsm = psAsm.Replace(Environment.NewLine, Environment.NewLine + "\t\t\t\t");
techniqueCode = string.Format(
@"
uniform float4 _vs_c[11] : register(vs, c0);
{4}
technique Shader
{0}
pass
{0}
VertexShader =
asm
{0}
{2}
{1};
PixelShader =
asm
{0}
{3}
{1};
{1}
{1}",
"{", "}", vsAsm, psAsm, constantSetup);
}
else
{
string vsSource = vsConvert.GetSource();
string psSource = psConvert.GetSource();
//setup the technique.
techniqueCode = string.Format(
@"
{2}
{3}
technique Shader
{0}
pass
{0}
VertexShader = compile {4} vsMain();
PixelShader = compile {5} psMain();
{1}
{1}",
"{", "}", vsSource, psSource, vsConvert.GetProfile().ToString().ToLower(), psConvert.GetProfile().ToString().ToLower());
}
TargetPlatform target = TargetPlatform.Unknown;
switch (platform)
{
case Platform.Both:
throw new ArgumentException();
case Platform.Windows:
target = TargetPlatform.Windows;
break;
case Platform.Xbox:
target = TargetPlatform.Xbox360;
break;
}
CompiledEffect effectSource = Effect.CompileEffectFromSource(techniqueCode, null, null, CompilerOptions.None, target);
if (effectSource.Success == false)
Common.ThrowError(effectSource.ErrorsAndWarnings, techniqueCode);
byte[] code = effectSource.GetEffectCode();
Effect effect = new Effect(Graphics.GraphicsDevice, code, CompilerOptions.None, new EffectPool());
Vector4[] valuesV = new Vector4[11];
for (int i = 0; i < valuesV.Length; i++)
{
valuesV[i] = new Vector4(i,0,0,0);
}
//Vector4[] valuesP = new Vector4[24];
//for (int i = 0; i < valuesP.Length; i++)
//{
// valuesP[i] = new Vector4(0, i, 0, 0);
//}
effect.Parameters[0].SetValue(valuesV);
Vector4[] test = effect.Parameters[0].GetValueVector4Array(11);
//effect.Parameters[1].SetValue(valuesP);
//effect.Parameters[2].SetValue(new bool[] { false, false });
GraphicsDevice gd = Graphics.GraphicsDevice;
effect.CurrentTechnique = effect.Techniques[0];
effect.Begin();
effect.Techniques[0].Passes[0].Begin();
Vector4[] outputV = gd.GetVertexShaderVector4ArrayConstant(0, 255);
Vector4[] outputP = gd.GetPixelShaderVector4ArrayConstant(0, 24);
//bool[] outputPB = gd.GetPixelShaderBooleanConstant(0, 2);
effect.Techniques[0].Passes[0].End();
effect.End();
string asm = effect.Disassemble(false);
return code;
}
public void Draw(Effect effect,
string colorMapParamName,
string normalMapParamName,
string heightMapParamName,
Texture2D wallColorMap,
Texture2D wallNormalMap,
Texture2D wallHeightMap,
Texture2D floorColorMap,
Texture2D floorNormalMap,
Texture2D floorHeightMap,
Texture2D ceilingColorMap,
Texture2D ceilingNormalMap,
Texture2D ceilingHeightMap,
bool drawingCeiling)
{
graphicsDevice.VertexDeclaration = vertexDeclaration;
graphicsDevice.Vertices[0].SetSource(vertexBuffer, 0, NormalMappedVertex.SizeInBytes);
// Draw the scene geometry.
effect.Begin();
// Draw the walls.
effect.Parameters[colorMapParamName].SetValue(wallColorMap);
effect.Parameters[normalMapParamName].SetValue(wallNormalMap);
effect.Parameters[heightMapParamName].SetValue(wallHeightMap);
effect.CommitChanges();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
graphicsDevice.DrawPrimitives(PrimitiveType.TriangleList, wallsIndex, 8);
pass.End();
}
if (drawingCeiling)
{
// Draw the ceiling.
effect.Parameters[colorMapParamName].SetValue(ceilingColorMap);
effect.Parameters[normalMapParamName].SetValue(ceilingNormalMap);
effect.Parameters[heightMapParamName].SetValue(ceilingHeightMap);
effect.CommitChanges();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
graphicsDevice.DrawPrimitives(PrimitiveType.TriangleList, ceilingIndex, 2);
pass.End();
}
}
// Draw the floor.
effect.Parameters[colorMapParamName].SetValue(floorColorMap);
effect.Parameters[normalMapParamName].SetValue(floorNormalMap);
effect.Parameters[heightMapParamName].SetValue(floorHeightMap);
effect.CommitChanges();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
graphicsDevice.DrawPrimitives(PrimitiveType.TriangleList, floorIndex, 2);
pass.End();
}
effect.End();
}
public void Draw(GraphicsDevice graphics, Effect effect, Effect terrainEffect)
{
this.frustrum = new BoundingFrustum(terrainEffect.Parameters["WorldViewProjection"].GetValueMatrix());
graphics.VertexDeclaration = this.terrainVertexDeclaration;
graphics.RenderState.CullMode = CullMode.CullCounterClockwiseFace;
graphics.RenderState.AlphaBlendEnable = true;
graphics.Indices = this.indices;
terrainEffect.CurrentTechnique = effect.Techniques["Default"];
terrainEffect.Begin();
for (int i = 0; i < this.mapBlocks.GetLength(0); i++)
{
for (int j = 0; j < this.mapBlocks.GetLength(1); j++)
{
if (this.mapBlocks[i, j].IsView(this.frustrum))
{
this.mapBlocks[i, j].Draw(terrainEffect);
this.isView[i, j] = true;
}
else
{
this.isView[i, j] = false;
}
}
}
terrainEffect.End();
graphics.RenderState.AlphaBlendEnable = false;
graphics.RenderState.CullMode = CullMode.CullClockwiseFace;
graphics.VertexDeclaration = this.decorationVertexDeclaration;
effect.CurrentTechnique = effect.Techniques["Default"];
effect.Begin();
for (int i = 0; i < this.decorationBlocks.GetLength(0); i++)
{
for (int j = 0; j < this.decorationBlocks.GetLength(1); j++)
{
if (this.isView[i, j])
{
this.decorationBlocks[i, j].Draw(effect);
}
}
}
effect.End();
}
/// <summary>
/// Draws the tree mesh using a given effect.
/// You should set the proper parameters on the effect first, such as World, View, and Projection matrices.
/// </summary>
/// <param name="effect">Effect to draw with.</param>
public void Draw(Effect effect)
{
device.VertexDeclaration = vdeclaration;
device.Vertices[0].SetSource(vbuffer, 0, TreeVertex.SizeInBytes);
device.Indices = ibuffer;
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0, numvertices, 0, numtriangles);
pass.End();
}
effect.End();
}
private Texture2D DrawDepth(Effect VertexShader, Effect PixelShader)
{
DepthStencilBuffer OldDSBuffer = m_GraphicsDevice.DepthStencilBuffer;
RenderTarget2D RTarget = new RenderTarget2D(m_GraphicsDevice, ShadowRes, ShadowRes, 0, SurfaceFormat.Single,
RenderTargetUsage.PreserveContents);
DepthStencilBuffer DSBuffer = new DepthStencilBuffer(m_GraphicsDevice, ShadowRes, ShadowRes,
OldDSBuffer.Format);
m_GraphicsDevice.DepthStencilBuffer = DSBuffer;
m_GraphicsDevice.SetRenderTarget(0, RTarget);
m_GraphicsDevice.Clear(Color.CornflowerBlue);
VertexShader.Begin();
VertexShader.CurrentTechnique.Passes[1].Begin();
PixelShader.Begin();
PixelShader.CurrentTechnique.Passes[1].Begin();
m_GraphicsDevice.DrawPrimitives(PrimitiveType.TriangleList, 0, m_MeshTris); //draw depth texture of city mesh to render target to use for shadowing.
VertexShader.CurrentTechnique.Passes[1].End();
VertexShader.End();
PixelShader.CurrentTechnique.Passes[1].End();
PixelShader.End();
m_GraphicsDevice.SetRenderTarget(0, null);
m_GraphicsDevice.DepthStencilBuffer = OldDSBuffer;
Texture2D Return = RTarget.GetTexture();
DSBuffer.Dispose(); //if we don't do this, the graphics memory gets overloaded pretty damn fast
RTarget.Dispose();
return Return;
}
void DrawBlur(float x, float y, Effect effectToUse,
RenderTarget2D source, RenderTarget2D target)
{
SetBlurEffectParameters(x, y, effectToUse);
GraphicsDevice.SetRenderTarget(0, target);
spriteBatch.Begin(SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.None);
effectToUse.Begin();
effectToUse.CurrentTechnique.Passes[0].Begin();
spriteBatch.Draw(source.GetTexture(),
new Rectangle(0, 0,
target.Width,
target.Height), Color.White);
spriteBatch.End();
effectToUse.CurrentTechnique.Passes[0].End();
effectToUse.End();
}
private void DrawTerrain(Effect effect)
{
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
for (int i = 0; i < Patches.Count; ++i)
{
// Test the patch against frustum.
BoundingBox transformedBBox = Transform(Patches[i].BoundingBox, World);
if (Camera.Frustum.Contains(Patches[i].BoundingBox) != ContainmentType.Disjoint)
{
Patches[i].Draw();
++DrawnPatchCount;
}
}
pass.End();
}
effect.End();
}
/// <summary>
/// draw the world extents on-screen.
/// </summary>
/// <param name="device">Graphics Device</param>
/// <param name="effect">An Effect to draw the lines with (should implement vertex color diffuse)</param>
public void debugDrawMe(GraphicsDevice device, Effect effect)
{
if (mVertexDecl == null)
{
mVertexDecl = new VertexDeclaration(device, VertexPositionColor.VertexElements);
}
// draw the world limits.
VertexPositionColor[] limits = new VertexPositionColor[5];
limits[0].Position = new Vector3(mWorldLimits.Min.X, mWorldLimits.Max.Y, 0);
limits[0].Color = Color.SlateGray;
limits[1].Position = new Vector3(mWorldLimits.Max.X, mWorldLimits.Max.Y, 0);
limits[1].Color = Color.SlateGray;
limits[2].Position = new Vector3(mWorldLimits.Max.X, mWorldLimits.Min.Y, 0);
limits[2].Color = Color.SlateGray;
limits[3].Position = new Vector3(mWorldLimits.Min.X, mWorldLimits.Min.Y, 0);
limits[3].Color = Color.SlateGray;
limits[4].Position = new Vector3(mWorldLimits.Min.X, mWorldLimits.Max.Y, 0);
limits[4].Color = Color.SlateGray;
device.VertexDeclaration = mVertexDecl;
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawUserPrimitives<VertexPositionColor>(PrimitiveType.LineStrip, limits, 0, 4);
pass.End();
}
effect.End();
}
/// <summary>
/// Test line rendering3D
/// </summary>
public static void TestLineRendering3D()
{
Matrix Projection = Matrix.Identity,
View = Matrix.Identity;
Vector3 pos1 = new Vector3(0, 0, 0),
pos2 = new Vector3(100, 100, 100);
VertexPositionColor[] lineVertices =
new VertexPositionColor[2];
lineVertices[0] = new VertexPositionColor(pos1, Color.Red);
lineVertices[1] = new VertexPositionColor(pos2, Color.Yellow);
Effect effect = null;
EffectParameter worldViewProj = null;
TestGame.Start("TestLineRendering3D",
delegate // init
{
float aspectRatio = (float)TestGame.Width / (float)TestGame.Height;
Projection = Matrix.CreatePerspectiveFieldOfView(
(float)Math.PI / 2, aspectRatio, 0.1f, 1000.0f);
View = Matrix.CreateLookAt(
new Vector3(0, 0, -50), Vector3.Zero, Vector3.Up);
CompiledEffect compiledEffect = Effect.CompileEffectFromFile(
"Shaders\\LineRendering.fx", null, null, CompilerOptions.None,
TargetPlatform.Windows);
effect = new Effect(TestGame.Device,
compiledEffect.GetEffectCode(), CompilerOptions.None, null);
worldViewProj = effect.Parameters["worldViewProj"];
},
delegate // update
{
},
delegate // render
{
// Start line shader
effect.Begin(SaveStateMode.None);
effect.Techniques[0].Passes["PassFor3D"].Begin();
// Render line
worldViewProj.SetValue(View * Projection);
BaseGame.Device.VertexDeclaration = new VertexDeclaration(
BaseGame.Device, VertexPositionColor.VertexElements);
BaseGame.Device.RenderState.CullMode =
CullMode.CullClockwiseFace;
BaseGame.Device.DrawUserPrimitives<VertexPositionColor>(
PrimitiveType.LineList, lineVertices, 0, 1);
// End shader
effect.Techniques[0].Passes["PassFor3D"].End();
effect.End();
});
}
/// <summary>
/// draw the velocities of all PointMasses in the simulation on-screen in an orange/yellow color.
/// </summary>
/// <param name="device">GraphicsDevice</param>
/// <param name="effect">An Effect to draw the lines with</param>
public void debugDrawPointVelocities(GraphicsDevice device, Effect effect)
{
if (mVertexDecl == null)
{
mVertexDecl = new VertexDeclaration(device, VertexPositionColor.VertexElements);
}
for (int i = 0; i < mBodies.Count; i++)
{
VertexPositionColor[] vels = new VertexPositionColor[mBodies[i].PointMassCount * 2];
for (int pm = 0; pm < mBodies[i].PointMassCount; pm++)
{
vels[(pm * 2) + 0].Position = VectorTools.vec3FromVec2(mBodies[i].getPointMass(pm).Position);
vels[(pm * 2) + 0].Color = Color.Yellow;
vels[(pm * 2) + 1].Position = VectorTools.vec3FromVec2(mBodies[i].getPointMass(pm).Position + (mBodies[i].getPointMass(pm).Velocity * 0.25f));
vels[(pm * 2) + 1].Color = Color.Orange;
}
effect.Begin();
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
device.DrawUserPrimitives<VertexPositionColor>(PrimitiveType.LineList, vels, 0, mBodies[i].PointMassCount);
pass.End();
}
effect.End();
}
}
/// <summary>
/// Helper for drawing a texture into the current rendertarget,
/// using a custom shader to apply postprocessing effects.
/// </summary>
void DrawFullscreenQuad(Texture2D texture, int width, int height,
Effect effect, IntermediateBuffer currentBuffer)
{
spriteBatch.Begin(SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState);
// Begin the custom effect, if it is currently enabled. If the user
// has selected one of the show intermediate buffer options, we still
// draw the quad to make sure the image will end up on the screen,
// but might need to skip applying the custom pixel shader.
if (showBuffer >= currentBuffer)
{
effect.Begin();
effect.CurrentTechnique.Passes[0].Begin();
}
// Draw the quad.
spriteBatch.Draw(texture, new Rectangle(0, 0, width, height), Color.White);
spriteBatch.End();
// End the custom effect.
if (showBuffer >= currentBuffer)
{
effect.CurrentTechnique.Passes[0].End();
effect.End();
}
}
/// <summary>
/// Draws the primitive model, using the specified effect. Unlike the other
/// Draw overload where you just specify the world/view/projection matrices
/// and color, this method does not set any renderstates, so you must make
/// sure all states are set to sensible values before you call it.
/// </summary>
public void Draw(Effect effect)
{
GraphicsDevice graphicsDevice = effect.GraphicsDevice;
// Set our vertex declaration, vertex buffer, and index buffer.
graphicsDevice.VertexDeclaration = vertexDeclaration;
graphicsDevice.Vertices[0].SetSource(vertexBuffer, 0,
VertexPositionNormal.SizeInBytes);
graphicsDevice.Indices = indexBuffer;
// Draw the model, using the specified effect.
effect.Begin();
foreach (EffectPass effectPass in effect.CurrentTechnique.Passes)
{
effectPass.Begin();
int primitiveCount = indices.Count / 3;
graphicsDevice.DrawIndexedPrimitives(PrimitiveType.TriangleList, 0, 0,
vertices.Count, 0, primitiveCount);
effectPass.End();
}
effect.End();
}
/// <summary>
/// Execute shaders and show result on screen, Start(..) must have been
/// called before and the scene should be rendered to sceneMapTexture.
/// </summary>
public void Show()
{
// Only apply post screen glow if texture is valid and effect is valid
if (sceneMapTexture == null ||
Valid == false ||
started == false)
return;
started = false;
// Resolve sceneMapTexture render target for Xbox360 support
sceneMapTexture.Resolve(true);
try
{
// Don't use or write to the z buffer
BaseGame.Device.RenderState.DepthBufferEnable = false;
BaseGame.Device.RenderState.DepthBufferWriteEnable = false;
// Also don't use any kind of blending.
BaseGame.Device.RenderState.AlphaBlendEnable = false;
//unused: BaseGame.Device.RenderState.Lighting = false;
if (windowSize != null)
windowSize.SetValue(new float[]
{ sceneMapTexture.Width, sceneMapTexture.Height });
if (sceneMap != null)
sceneMap.SetValue(sceneMapTexture.XnaTexture);
if (downsampleMap != null)
downsampleMap.SetValue(downsampleMapTexture.XnaTexture);
if (blurMap1 != null)
blurMap1.SetValue(blurMap1Texture.XnaTexture);
if (blurMap2 != null)
blurMap2.SetValue(blurMap2Texture.XnaTexture);
if (radialSceneMap != null)
radialSceneMap.SetValue(radialSceneMapTexture.XnaTexture);
RadialBlurScaleFactor = //-0.0125f;
// Warning: To big values will make the motion blur look to
// stepy (we see each step and thats not good). -0.02 should be max.
-(0.005f + Player.Speed * 0.015f);
if (BaseGame.UsePS20)
effect.CurrentTechnique = effect.Techniques["ScreenGlow20"];
else
effect.CurrentTechnique = effect.Techniques["ScreenGlow"];
// We must have exactly 5 passes!
if (effect.CurrentTechnique.Passes.Count != 5)
throw new Exception("This shader should have exactly 5 passes!");
effect.Begin();//SaveStateMode.None);
for (int pass = 0; pass < effect.CurrentTechnique.Passes.Count;
pass++)
{
if (pass == 0)
radialSceneMapTexture.SetRenderTarget();
else if (pass == 1)
downsampleMapTexture.SetRenderTarget();
else if (pass == 2)
blurMap1Texture.SetRenderTarget();
else if (pass == 3)
blurMap2Texture.SetRenderTarget();
else
// Do a full reset back to the back buffer
RenderToTexture.ResetRenderTarget(true);
EffectPass effectPass = effect.CurrentTechnique.Passes[pass];
effectPass.Begin();
// For first effect we use radial blur, draw it with a grid
// to get cooler results (more blur at borders than in middle).
if (pass == 0)
VBScreenHelper.Render10x10Grid();
else
VBScreenHelper.Render();
effectPass.End();
if (pass == 0)
{
radialSceneMapTexture.Resolve(false);
if (radialSceneMap != null)
radialSceneMap.SetValue(radialSceneMapTexture.XnaTexture);
effect.CommitChanges();
} // if
else if (pass == 1)
{
downsampleMapTexture.Resolve(false);
if (downsampleMap != null)
downsampleMap.SetValue(downsampleMapTexture.XnaTexture);
effect.CommitChanges();
} // if
else if (pass == 2)
{
blurMap1Texture.Resolve(false);
if (blurMap1 != null)
blurMap1.SetValue(blurMap1Texture.XnaTexture);
effect.CommitChanges();
} // else if
else if (pass == 3)
{
blurMap2Texture.Resolve(false);
if (blurMap2 != null)
blurMap2.SetValue(blurMap2Texture.XnaTexture);
effect.CommitChanges();
} // else if
} // for (pass, <, ++)
} // try
catch (Exception ex)
{
// Make effect invalid, continue rendering without this
// post screen shader.
effect = null;
RenderToTexture.ResetRenderTarget(true);
#if DEBUG
throw ex;
#else
Log.Write("Failed to render post screen shader "+Filename+": "+
ex.ToString());
#endif
} // catch
finally
{
if (effect != null)
effect.End();
// Restore z buffer state
BaseGame.Device.RenderState.DepthBufferEnable = true;
BaseGame.Device.RenderState.DepthBufferWriteEnable = true;
} // finally
}
private void RenderSpriteList(List<_2DSprite> sprites, Effect effect, EffectTechnique technique)
{
if (sprites.Count == 0) { return; }
/** Group by texture **/
var groupByTexture = GroupByTexture(sprites);
foreach (var group in groupByTexture)
{
var texture = group.Pixel;
var depth = group.Depth;
var numSprites = group.Sprites.Count;
effect.Parameters["pixelTexture"].SetValue(texture);
if (depth != null)
{
effect.Parameters["depthTexture"].SetValue(depth);
}
/** Build vertex data **/
var verticies = new _2DSpriteVertex[4 * numSprites];
var indices = new short[6 * numSprites];
var indexCount = 0;
var vertexCount = 0;
foreach (var sprite in group.Sprites)
{
var srcRectangle = sprite.SrcRect;
var dstRectangle = sprite.AbsoluteDestRect;
indices[indexCount++] = (short)(vertexCount + 0);
indices[indexCount++] = (short)(vertexCount + 1);
indices[indexCount++] = (short)(vertexCount + 3);
indices[indexCount++] = (short)(vertexCount + 1);
indices[indexCount++] = (short)(vertexCount + 2);
indices[indexCount++] = (short)(vertexCount + 3);
// add the new vertices
if (sprite.FlipHorizontally)
{
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Left, dstRectangle.Top, 0)
, GetUV(texture, srcRectangle.Right, srcRectangle.Top), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Right, dstRectangle.Top, 0)
, GetUV(texture, srcRectangle.Left, srcRectangle.Top), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Right, dstRectangle.Bottom, 0)
, GetUV(texture, srcRectangle.Left, srcRectangle.Bottom), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Left, dstRectangle.Bottom, 0)
, GetUV(texture, srcRectangle.Right, srcRectangle.Bottom), sprite.AbsoluteWorldPosition);
}
else
{
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Left, dstRectangle.Top, 0)
, GetUV(texture, srcRectangle.Left, srcRectangle.Top), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Right, dstRectangle.Top, 0)
, GetUV(texture, srcRectangle.Right, srcRectangle.Top), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Right, dstRectangle.Bottom, 0)
, GetUV(texture, srcRectangle.Right, srcRectangle.Bottom), sprite.AbsoluteWorldPosition);
verticies[vertexCount++] = new _2DSpriteVertex(
new Vector3(dstRectangle.Left, dstRectangle.Bottom, 0)
, GetUV(texture, srcRectangle.Left, srcRectangle.Bottom), sprite.AbsoluteWorldPosition);
}
}
effect.CurrentTechnique = technique;
effect.Begin();
EffectPassCollection passes = technique.Passes;
for (int i = 0; i < passes.Count; i++)
{
EffectPass pass = passes[i];
pass.Begin();
Device.DrawUserIndexedPrimitives<_2DSpriteVertex>(
PrimitiveType.TriangleList, verticies, 0, verticies.Length,
indices, 0, indices.Length / 3);
pass.End();
}
effect.End();
}
}
/// <summary>
/// Test line rendering2D
/// </summary>
public static void TestLineRendering2D()
{
Matrix Projection = Matrix.Identity,
View = Matrix.Identity;
Point pos1 = new Point(0, 0),
pos2 = new Point(500, 250);
VertexPositionColor[] lineVertices =
new VertexPositionColor[2];
Effect effect = null;
EffectParameter worldViewProj = null;
TestGame.Start("TestLineRendering2D",
delegate // init
{
float aspectRatio = (float)TestGame.Width / (float)TestGame.Height;
Projection = Matrix.CreatePerspectiveFieldOfView(
(float)Math.PI / 2, aspectRatio, 0.1f, 1000.0f);
View = Matrix.CreateLookAt(
new Vector3(0, 0, -50), Vector3.Zero, Vector3.Up);
lineVertices[0] = new VertexPositionColor(
new Vector3(
-1.0f + 2.0f * pos1.X / TestGame.Width,
-(-1.0f + 2.0f * pos1.Y / TestGame.Height), 0), Color.Red);
lineVertices[1] = new VertexPositionColor(
new Vector3(
-1.0f + 2.0f * pos2.X / TestGame.Width,
-(-1.0f + 2.0f * pos2.Y / TestGame.Height), 0), Color.Green);
CompiledEffect compiledEffect = Effect.CompileEffectFromFile(
"Content\\LineRendering.fx", null, null, CompilerOptions.None,
TargetPlatform.Windows);
effect = new Effect(TestGame.Device,
compiledEffect.GetEffectCode(), CompilerOptions.None, null);
worldViewProj = effect.Parameters["worldViewProj"];
//Log.Write("techniques: " + effect.Techniques.Count);
},
delegate // update
{
},
delegate // render
{
// Start line shader
effect.CurrentTechnique = effect.Techniques["LineRendering2D"];
effect.Begin(SaveStateMode.None);
foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
pass.Begin();
// Render line
worldViewProj.SetValue(View * Projection);
TestGame.Device.VertexDeclaration = new VertexDeclaration(
TestGame.Device, VertexPositionColor.VertexElements);
TestGame.Device.RenderState.CullMode =
CullMode.CullClockwiseFace;
TestGame.Device.DrawUserPrimitives<VertexPositionColor>(
PrimitiveType.LineList, lineVertices, 0, 1);
// End shader
pass.End();
} // foreach (pass)
effect.End();
});
}
//Draws a texture to a renderTarget with an effect, renderTarget null is the screen for output
void DrawToRenderTarget(Texture2D texture, RenderTarget2D renderTarget, Effect effect)
{
int width, height;
if (renderTarget != null)
{
device.SetRenderTarget(0, renderTarget);
width = renderTarget.Width;
height = renderTarget.Height;
}
else
{
width = device.Viewport.Width;
height = device.Viewport.Height;
}
spriteBatch.Begin(SpriteBlendMode.None, SpriteSortMode.Immediate, SaveStateMode.None);
effect.Begin();
foreach (EffectPass p in effect.CurrentTechnique.Passes)
{
p.Begin();
// Draw
spriteBatch.Draw(texture, new Rectangle(0, 0, width, height), Color.White);
p.End();
}
effect.End();
spriteBatch.End();
device.SetRenderTarget(0, null);
}
private void DrawFullscreenQuad(Texture2D texture, int width, int height, Effect effect)
{
this.ScreenManager.SpriteBatch.Begin(SpriteBlendMode.None, SpriteSortMode.Immediate, SaveStateMode.None);
effect.Begin();
effect.CurrentTechnique.Passes[0].Begin();
this.ScreenManager.SpriteBatch.Draw(texture, new Rectangle(0, 0, width, height), Color.White);
this.ScreenManager.SpriteBatch.End();
effect.CurrentTechnique.Passes[0].End();
effect.End();
}
/// <summary>
/// Render all meshes that use this technique sorted by the materials.
/// This method is only called if we got any meshes to render,
/// which is determinated if NumberOfRenderMeshes is greater 0.
/// </summary>
/// <param name="effect">Effect</param>
public void Render(Effect effect)
{
// Start effect for this technique
effect.CurrentTechnique = technique;
effect.Begin(SaveStateMode.None);
// Render all pass (we always just have one)
//obs: foreach (EffectPass pass in effect.CurrentTechnique.Passes)
{
EffectPass pass = effect.CurrentTechnique.Passes[0];
pass.Begin();
// Render all meshes sorted by all materials.
//obs: foreach (MeshesPerMaterial list in meshesPerMaterials)
for (int listNum = 0; listNum < meshesPerMaterials.Count; listNum++)
{
MeshesPerMaterial list = meshesPerMaterials[listNum];
if (list.NumberOfRenderMatrices > 0)
list.Render();
} // for (listNum)
pass.End();
} // foreach (pass)
// End shader
effect.End();
}
// -----------------------------------------------------------------
public void ApplyBlur( ref Effect effect )
{
// apply blur to all scales of the original target
// again, this is done manually and might be done in
// an array
// ps: the temporary targets are used, here
// custom spritebatch vertexshader
Vector2 Size;
/*
* copy Rendertargets to temporary buffers
*/
m_Device.SetRenderTarget( 0, m_TempTargets[ 5 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 5 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
m_Device.SetRenderTarget( 0, m_TempTargets[ 4 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 4 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
m_Device.SetRenderTarget( 0, m_TempTargets[ 3 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 3 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
m_Device.SetRenderTarget( 0, m_TempTargets[ 2 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 2 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
m_Device.SetRenderTarget( 0, m_TempTargets[ 1 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 1 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
m_Device.SetRenderTarget( 0, m_TempTargets[ 0 ] );
m_Device.Clear( Color.Black );
m_SpriteBatch.Begin( );
m_SpriteBatch.Draw( m_DownSampleTargets[ 0 ].GetTexture( ),
Vector2.Zero,
Color.White );
m_SpriteBatch.End( );
/*
* render temporary buffers to downscaled targets
*/
Size.X = m_Width / 64;
Size.Y = m_Height / 64;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 5 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[5].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
EffectPass pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 5 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
Size.X = m_Width / 32;
Size.Y = m_Height / 32;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 4 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[ 4 ].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 4 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
Size.X = m_Width / 16;
Size.Y = m_Height / 16;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 3 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[ 3 ].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 3 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
Size.X = m_Width / 8;
Size.Y = m_Height / 8;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 2 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[ 2 ].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 2 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
Size.X = m_Width / 4;
Size.Y = m_Height / 4;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 1 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[ 1 ].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 1 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
Size.X = m_Width / 2;
Size.Y = m_Height / 2;
m_Device.SetRenderTarget( 0, m_DownSampleTargets[ 0 ] );
m_Device.Clear( Color.Black );
m_Device.Textures[ 0 ] = m_TempTargets[ 0 ].GetTexture( );
effect.CurrentTechnique = effect.Techniques[ BLUR_QUALITY ];
effect.Parameters[ "ViewportSize" ].SetValue( Size );
effect.Parameters[ "TextureSize" ].SetValue( Size );
effect.Parameters[ "MatrixTransform" ].SetValue( Matrix.Identity );
effect.Parameters[ "gScreenWidth" ].SetValue( Size.X );
effect.Parameters[ "gScreenHeight" ].SetValue( Size.Y );
effect.Parameters[ "gScaleFactor" ].SetValue( SCALE_FACTOR );
effect.Begin( );
pass = effect.CurrentTechnique.Passes[ 0 ];
m_SpriteBatch.Begin(
SpriteBlendMode.None,
SpriteSortMode.Immediate,
SaveStateMode.SaveState );
pass.Begin( );
m_SpriteBatch.Draw( m_TempTargets[ 0 ].GetTexture( ),
Vector2.Zero,
Color.White );
pass.End( );
m_SpriteBatch.End( );
effect.End( );
m_Device.SetRenderTarget( 0, null );
}