protected override void OnCopyTo(Resource r, Duality.Cloning.CloneProvider provider)
{
base.OnCopyTo(r, provider);
DrawTechnique c = r as DrawTechnique;
c.blendType = this.blendType;
}
protected override void OnCopyDataTo(object target, ICloneOperation operation)
{
base.OnCopyDataTo(target, operation);
DrawTechnique targetTechnique = target as DrawTechnique;
if (this.compiled)
{
targetTechnique.Compile();
}
}
protected void PrepareVerticesLightSmooth(ref VertexC1P3T4A4A1[] vertices, IDrawDevice device, float curAnimFrameFade, ColorRgba mainClr, Rect uvRect, Rect uvRectNext, DrawTechnique tech)
{
bool perPixel = tech is LightingTechnique;
Vector3 pos = this.GameObj.Transform.Pos;
Vector3 posTemp = pos;
float scaleTemp = 1.0f;
device.PreprocessCoords(ref posTemp, ref scaleTemp);
Vector2 xDot, yDot;
float rotation = this.GameObj.Transform.Angle;
MathF.GetTransformDotVec(rotation, out xDot, out yDot);
Rect rectTemp = this.rect.Transformed(this.GameObj.Transform.Scale, this.GameObj.Transform.Scale);
Vector2 edge1 = rectTemp.TopLeft;
Vector2 edge2 = rectTemp.BottomLeft;
Vector2 edge3 = rectTemp.BottomRight;
Vector2 edge4 = rectTemp.TopRight;
MathF.TransformDotVec(ref edge1, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge2, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge3, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge4, ref xDot, ref yDot);
// Using Per-Vertex Lighting? Calculate vertex light values
Vector4[] vertexLight = null;
if (!perPixel)
{
vertexLight = new Vector4[4];
Light.GetLightAtWorldPos(pos + new Vector3(edge1), out vertexLight[0], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge2), out vertexLight[1], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge3), out vertexLight[2], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge4), out vertexLight[3], this.vertexTranslucency);
}
Vector2.Multiply(ref edge1, scaleTemp, out edge1);
Vector2.Multiply(ref edge2, scaleTemp, out edge2);
Vector2.Multiply(ref edge3, scaleTemp, out edge3);
Vector2.Multiply(ref edge4, scaleTemp, out edge4);
// Using Per-Pixel Lighting? Pass objRotation Matrix via vertex attribute.
Vector4 objRotMat = Vector4.Zero;
if (perPixel)
objRotMat = new Vector4((float)Math.Cos(-rotation), -(float)Math.Sin(-rotation), (float)Math.Sin(-rotation), (float)Math.Cos(-rotation));
if (vertices == null || vertices.Length != 4) vertices = new VertexC1P3T4A4A1[4];
// Calculate UV coordinates
float left = uvRect.X;
float right = uvRect.RightX;
float top = uvRect.Y;
float bottom = uvRect.BottomY;
float nextLeft = uvRectNext.X;
float nextRight = uvRectNext.RightX;
float nextTop = uvRectNext.Y;
float nextBottom = uvRectNext.BottomY;
if ((this.flipMode & FlipMode.Horizontal) != FlipMode.None)
{
MathF.Swap(ref left, ref right);
MathF.Swap(ref nextLeft, ref nextRight);
}
if ((this.flipMode & FlipMode.Vertical) != FlipMode.None)
{
MathF.Swap(ref top, ref bottom);
MathF.Swap(ref nextTop, ref nextBottom);
}
// Directly pass World Position with each vertex, see note in Light.cs
vertices[0].Pos.X = posTemp.X + edge1.X;
vertices[0].Pos.Y = posTemp.Y + edge1.Y;
vertices[0].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[0].TexCoord.X = left;
vertices[0].TexCoord.Y = top;
vertices[0].TexCoord.Z = nextLeft;
vertices[0].TexCoord.W = nextTop;
vertices[0].Color = mainClr;
vertices[0].Attrib = perPixel ? objRotMat : vertexLight[0];
vertices[0].Attrib2 = curAnimFrameFade;
vertices[1].Pos.X = posTemp.X + edge2.X;
vertices[1].Pos.Y = posTemp.Y + edge2.Y;
vertices[1].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[1].TexCoord.X = left;
vertices[1].TexCoord.Y = bottom;
vertices[1].TexCoord.Z = nextLeft;
vertices[1].TexCoord.W = nextBottom;
vertices[1].Color = mainClr;
vertices[1].Attrib = perPixel ? objRotMat : vertexLight[1];
vertices[1].Attrib2 = curAnimFrameFade;
vertices[2].Pos.X = posTemp.X + edge3.X;
vertices[2].Pos.Y = posTemp.Y + edge3.Y;
vertices[2].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[2].TexCoord.X = right;
vertices[2].TexCoord.Y = bottom;
vertices[2].TexCoord.Z = nextRight;
vertices[2].TexCoord.W = nextBottom;
vertices[2].Color = mainClr;
vertices[2].Attrib = perPixel ? objRotMat : vertexLight[2];
vertices[2].Attrib2 = curAnimFrameFade;
vertices[3].Pos.X = posTemp.X + edge4.X;
vertices[3].Pos.Y = posTemp.Y + edge4.Y;
vertices[3].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[3].TexCoord.X = right;
vertices[3].TexCoord.Y = top;
vertices[3].TexCoord.Z = nextRight;
vertices[3].TexCoord.W = nextTop;
vertices[3].Color = mainClr;
vertices[3].Attrib = perPixel ? objRotMat : vertexLight[3];
vertices[3].Attrib2 = curAnimFrameFade;
if (this.pixelGrid)
{
vertices[0].Pos.X = MathF.Round(vertices[0].Pos.X);
vertices[1].Pos.X = MathF.Round(vertices[1].Pos.X);
vertices[2].Pos.X = MathF.Round(vertices[2].Pos.X);
vertices[3].Pos.X = MathF.Round(vertices[3].Pos.X);
if (MathF.RoundToInt(device.TargetSize.X) != (MathF.RoundToInt(device.TargetSize.X) / 2) * 2)
{
vertices[0].Pos.X += 0.5f;
vertices[1].Pos.X += 0.5f;
vertices[2].Pos.X += 0.5f;
vertices[3].Pos.X += 0.5f;
}
vertices[0].Pos.Y = MathF.Round(vertices[0].Pos.Y);
vertices[1].Pos.Y = MathF.Round(vertices[1].Pos.Y);
vertices[2].Pos.Y = MathF.Round(vertices[2].Pos.Y);
vertices[3].Pos.Y = MathF.Round(vertices[3].Pos.Y);
if (MathF.RoundToInt(device.TargetSize.Y) != (MathF.RoundToInt(device.TargetSize.Y) / 2) * 2)
{
vertices[0].Pos.Y += 0.5f;
vertices[1].Pos.Y += 0.5f;
vertices[2].Pos.Y += 0.5f;
vertices[3].Pos.Y += 0.5f;
}
}
}
protected void PrepareVerticesLight(ref VertexC1P3T2A4[] vertices, IDrawDevice device, ColorRgba mainClr, Rect uvRect, DrawTechnique tech)
{
bool perPixel = tech is LightingTechnique;
Vector3 pos = this.GameObj.Transform.Pos;
Vector3 posTemp = pos;
float scaleTemp = 1.0f;
device.PreprocessCoords(ref posTemp, ref scaleTemp);
Vector2 xDot, yDot;
float rotation = this.GameObj.Transform.Angle;
MathF.GetTransformDotVec(rotation, out xDot, out yDot);
Rect rectTemp = this.rect.Transform(this.GameObj.Transform.Scale, this.GameObj.Transform.Scale);
Vector2 edge1 = rectTemp.TopLeft;
Vector2 edge2 = rectTemp.BottomLeft;
Vector2 edge3 = rectTemp.BottomRight;
Vector2 edge4 = rectTemp.TopRight;
MathF.TransformDotVec(ref edge1, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge2, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge3, ref xDot, ref yDot);
MathF.TransformDotVec(ref edge4, ref xDot, ref yDot);
// Using Per-Vertex Lighting? Calculate vertex light values
Vector4[] vertexLight = null;
if (!perPixel)
{
vertexLight = new Vector4[4];
Light.GetLightAtWorldPos(pos + new Vector3(edge1), out vertexLight[0], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge2), out vertexLight[1], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge3), out vertexLight[2], this.vertexTranslucency);
Light.GetLightAtWorldPos(pos + new Vector3(edge4), out vertexLight[3], this.vertexTranslucency);
}
Vector2.Multiply(ref edge1, scaleTemp, out edge1);
Vector2.Multiply(ref edge2, scaleTemp, out edge2);
Vector2.Multiply(ref edge3, scaleTemp, out edge3);
Vector2.Multiply(ref edge4, scaleTemp, out edge4);
// Using Per-Pixel Lighting? Pass objRotation Matrix via vertex attribute.
Vector4 objRotMat = Vector4.Zero;
if (perPixel)
objRotMat = new Vector4((float)Math.Cos(-rotation), -(float)Math.Sin(-rotation), (float)Math.Sin(-rotation), (float)Math.Cos(-rotation));
if (vertices == null || vertices.Length != 4) vertices = new VertexC1P3T2A4[4];
vertices[0].Pos.X = posTemp.X + edge1.X;
vertices[0].Pos.Y = posTemp.Y + edge1.Y;
vertices[0].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[0].TexCoord.X = uvRect.X;
vertices[0].TexCoord.Y = uvRect.Y;
vertices[0].Color = mainClr;
vertices[0].Attrib = perPixel ? objRotMat : vertexLight[0];
vertices[1].Pos.X = posTemp.X + edge2.X;
vertices[1].Pos.Y = posTemp.Y + edge2.Y;
vertices[1].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[1].TexCoord.X = uvRect.X;
vertices[1].TexCoord.Y = uvRect.MaximumY;
vertices[1].Color = mainClr;
vertices[1].Attrib = perPixel ? objRotMat : vertexLight[1];
vertices[2].Pos.X = posTemp.X + edge3.X;
vertices[2].Pos.Y = posTemp.Y + edge3.Y;
vertices[2].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[2].TexCoord.X = uvRect.MaximumX;
vertices[2].TexCoord.Y = uvRect.MaximumY;
vertices[2].Color = mainClr;
vertices[2].Attrib = perPixel ? objRotMat : vertexLight[2];
vertices[3].Pos.X = posTemp.X + edge4.X;
vertices[3].Pos.Y = posTemp.Y + edge4.Y;
vertices[3].Pos.Z = posTemp.Z + this.VertexZOffset;
vertices[3].TexCoord.X = uvRect.MaximumX;
vertices[3].TexCoord.Y = uvRect.Y;
vertices[3].Color = mainClr;
vertices[3].Attrib = perPixel ? objRotMat : vertexLight[3];
}
/// <summary>
/// Sets up the appropriate OpenGL rendering state for this DrawTechnique.
/// </summary>
/// <param name="lastTechnique">The last DrawTechnique that has been set up. This parameter is optional, but
/// specifying it will increase performance by reducing redundant state changes.</param>
/// <param name="textures">A set of <see cref="Duality.Resources.Texture">Textures</see> to use.</param>
/// <param name="uniforms">A set of <see cref="Duality.Resources.ShaderVarInfo">uniform values</see> to apply.</param>
public void SetupForRendering(IDrawDevice device, BatchInfo material, DrawTechnique lastTechnique)
{
// Prepare Rendering
if (this.NeedsPreparation)
{
// Clone the material, if not done yet due to vertex preprocessing
if (!this.NeedsPreprocess)
{
material = new BatchInfo(material);
}
this.PrepareRendering(device, material);
}
// Setup BlendType
if (lastTechnique == null || this.blendType != lastTechnique.blendType)
{
this.SetupBlendType(this.blendType, device.DepthWrite);
}
// Bind Shader
ContentRef <ShaderProgram> selShader = this.SelectShader();
if (lastTechnique == null || selShader.Res != lastTechnique.shader.Res)
{
ShaderProgram.Bind(selShader);
}
// Setup shader data
if (selShader.IsAvailable)
{
ShaderVarInfo[] varInfo = selShader.Res.VarInfo;
// Setup sampler bindings automatically
int curSamplerIndex = 0;
if (material.Textures != null)
{
for (int i = 0; i < varInfo.Length; i++)
{
if (varInfo[i].glVarLoc == -1)
{
continue;
}
if (varInfo[i].type != ShaderVarType.Sampler2D)
{
continue;
}
// Bind Texture
ContentRef <Texture> texRef = material.GetTexture(varInfo[i].name);
Texture.Bind(texRef, curSamplerIndex);
GL.Uniform1(varInfo[i].glVarLoc, curSamplerIndex);
curSamplerIndex++;
}
}
Texture.ResetBinding(curSamplerIndex);
// Transfer uniform data from material to actual shader
if (material.Uniforms != null)
{
for (int i = 0; i < varInfo.Length; i++)
{
if (varInfo[i].glVarLoc == -1)
{
continue;
}
float[] data = material.GetUniform(varInfo[i].name);
if (data == null)
{
continue;
}
varInfo[i].SetupUniform(data);
}
}
}
// Setup fixed function data
else
{
// Fixed function texture binding
if (material.Textures != null)
{
int samplerIndex = 0;
foreach (var pair in material.Textures)
{
Texture.Bind(pair.Value, samplerIndex);
samplerIndex++;
}
Texture.ResetBinding(samplerIndex);
}
else
{
Texture.ResetBinding();
}
}
}
protected void GetAnimData(Texture mainTex, DrawTechnique tech, bool smoothShaderInput, out Rect uvRect, out Rect uvRectNext)
{
this.UpdateVisibleFrames();
if (mainTex != null)
{
mainTex.LookupAtlas(this.curAnimFrame, out uvRect);
if (smoothShaderInput)
mainTex.LookupAtlas(this.nextAnimFrame, out uvRectNext);
else
uvRectNext = uvRect;
}
else if (mainTex != null)
uvRect = uvRectNext = new Rect(mainTex.UVRatio.X, mainTex.UVRatio.Y);
else
uvRect = uvRectNext = new Rect(1.0f, 1.0f);
}