/// <summary>
///
/// </summary>
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.shaderCodes.CreateProgram();
// init property buffer objects.
VertexBuffer positionBuffer = null;
IBufferable model = this.DataSource;
VertexBuffer[] vertexAttributeBuffers;
{
var list = new List <VertexBuffer>();
foreach (AttributeMap.NamePair item in this.attributeMap)
{
VertexBuffer buffer = model.GetVertexAttributeBuffer(
item.NameInIBufferable, item.VarNameInShader);
if (buffer == null)
{
throw new Exception(string.Format("[{0}] returns null buffer pointer!", model));
}
if (item.NameInIBufferable == positionNameInIBufferable)
{
if (positionBuffer != null)
{
throw new Exception(string.Format("Duplicate position buffer is not allowed!"));
}
positionBuffer = buffer.Clone() as VertexBuffer;
positionBuffer.VarNameInVertexShader = "in_Position";// in_Postion same with in the PickingShader.vert shader
}
list.Add(buffer);
}
vertexAttributeBuffers = list.ToArray();
}
// init index buffer
OneIndexBuffer indexBuffer;
{
var mode = DrawMode.Points;//any mode is OK as we'll update it later in other place.
indexBuffer = Buffer.Create(IndexBufferElementType.UInt, positionBuffer.ByteLength / (positionBuffer.Config.GetDataSize() * positionBuffer.Config.GetDataTypeByteLength()), mode, BufferUsage.StaticDraw);
this.maxElementCount = indexBuffer.ElementCount;
indexBuffer.ElementCount = 0;// 高亮0个图元
// RULE: Renderer takes uint.MaxValue, ushort.MaxValue or byte.MaxValue as PrimitiveRestartIndex. So take care this rule when designing a model's index buffer.
GLState glState = new PrimitiveRestartState(indexBuffer.ElementType);
this.stateList.Add(glState);
}
// init VAO.
var vertexArrayObject = new VertexArrayObject(indexBuffer, vertexAttributeBuffers);
vertexArrayObject.Initialize(program);
// sets fields.
this.Program = program;
this.vertexAttributeBuffers = vertexAttributeBuffers;
this.indexBuffer = indexBuffer;
this.vertexArrayObject = vertexArrayObject;
this.positionBuffer = positionBuffer;
}
private TrefoilKnotRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable, params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.stateList.Add(new LineWidthState(3));
this.stateList.Add(new PointSizeState(3));
}
private static IBufferable GetModel(BuildInSceneObject buildIn)
{
IBufferable bufferable = null;
switch (buildIn)
{
case BuildInSceneObject.Cube:
bufferable = new Cube();
break;
case BuildInSceneObject.Sphere:
bufferable = new Sphere();
break;
case BuildInSceneObject.Ground:
bufferable = new Ground(1, 1000, 1000);
break;
case BuildInSceneObject.Axis:
bufferable = new Axis();
break;
default:
throw new NotImplementedException();
}
return(bufferable);
}
/// <summary>
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
internal InnerPickableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
this.positionNameInIBufferable = positionNameInIBufferable;
{
var polygonModeSwitch = new PolygonModeSwitch(PolygonModes.Filled);
this.PolygonModeSwitch = polygonModeSwitch;
this.switchList.Add(polygonModeSwitch);
}
{
float min, max;
OpenGL.LineWidthRange(out min, out max);
var lineWidthSwitch = new LineWidthSwitch(max);
this.LineWidthSwitch = lineWidthSwitch;
this.switchList.Add(lineWidthSwitch);
}
{
float min, max;
OpenGL.PointSizeRange(out min, out max);
var pointSizeSwitch = new PointSizeSwitch(max);
this.PointSizeSwitch = pointSizeSwitch;
this.switchList.Add(pointSizeSwitch);
}
}
public MovableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, positionNameInIBufferable, switches)
{
this.Scale = 1.0f;
}
public OrderIndependentTransparencyRenderer(IBufferable model, vec3 lengths,
string positionName, string normalName)
{
{
var map = new AttributeMap();
map.Add("position", positionName);
map.Add("normal", normalName);
var build_lists = new ShaderCode[2];
build_lists[0] = new ShaderCode(File.ReadAllText(@"shaders\OIT\build_lists.vert"), ShaderType.VertexShader);
build_lists[1] = new ShaderCode(File.ReadAllText(@"shaders\OIT\build_lists.frag"), ShaderType.FragmentShader);
this.buildListsRenderer = new PickableRenderer(model, build_lists, map, positionName);
}
{
var map = new AttributeMap();
map.Add("position", positionName);
var resolve_lists = new ShaderCode[2];
resolve_lists[0] = new ShaderCode(File.ReadAllText(@"shaders\OIT\resolve_lists.vert"), ShaderType.VertexShader);
resolve_lists[1] = new ShaderCode(File.ReadAllText(@"shaders\OIT\resolve_lists.frag"), ShaderType.FragmentShader);
this.resolve_lists = new PickableRenderer(model, resolve_lists, map, positionName);
}
{
this.depthTestState = new DepthTestState(false);
this.cullFaceState = new CullFaceState(false);
}
this.ModelSize = lengths;
}
/// <summary>
/// 高亮显示指定的图元。
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="BufferPtr"/>和<see cref="ShaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public HighlightRenderer(IBufferable bufferable,
string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, HighlightShaderHelper.GetHighlightShaderCode(),
new PropertyNameMap("in_Position", positionNameInIBufferable),
switches)
{
this.Name = this.GetType().Name;
this.positionNameInIBufferable = positionNameInIBufferable;
var uniformHighlightColor = new UniformVec4("highlightColor");
//another way: uniform.SetValue(new vec4(1, 1, 1, 1));
uniformHighlightColor.Value = new vec4(1, 1, 1, 1);
this.UniformVariables.Add(uniformHighlightColor);
this.UniformVariables.Add(this.uniformMVP);
var polygonModeSwitch = new PolygonModeSwitch(PolygonModes.Lines);
this.SwitchList.Add(polygonModeSwitch);
var lineWidthSwitch = new LineWidthSwitch(10.0f);
this.SwitchList.Add(lineWidthSwitch);
var pointSizeSwitch = new PointSizeSwitch(20.0f);
this.SwitchList.Add(pointSizeSwitch);
var polygonOffsetSwitch = new PolygonOffsetSwitch(PolugonOffset.Fill, true);
this.SwitchList.Add(polygonOffsetSwitch);
polygonOffsetSwitch = new PolygonOffsetSwitch(PolugonOffset.Point, true);
this.SwitchList.Add(polygonOffsetSwitch);
}
/// <summary>
/// 根据<see cref="IndexBufferPtr"/>的具体类型获取一个<see cref="PickableRenderer"/>
/// </summary>
/// <param name="bufferable"></param>
/// <param name="propertyNameMap"></param>
/// <param name="positionNameInIBufferable"></param>
/// <param name="switches"></param>
/// <returns></returns>
public static InnerPickableRenderer GetRenderer(
this IBufferable bufferable,
PropertyNameMap propertyNameMap,
string positionNameInIBufferable,
params GLSwitch[] switches)
{
if (bufferable == null || propertyNameMap == null || string.IsNullOrEmpty(positionNameInIBufferable))
{
throw new ArgumentNullException();
}
IndexBufferPtr indexBufferPtr = bufferable.GetIndex();
if (indexBufferPtr is ZeroIndexBufferPtr)
{
return(new ZeroIndexRenderer(bufferable, PickingShaderHelper.GetShaderCodes(), propertyNameMap, positionNameInIBufferable, switches));
}
else if (indexBufferPtr is OneIndexBufferPtr)
{
return(new OneIndexRenderer(bufferable, PickingShaderHelper.GetShaderCodes(), propertyNameMap, positionNameInIBufferable, switches));
}
else
{
throw new NotImplementedException();
}
}
public OrderIndependentTransparencyRenderer(IBufferable model, vec3 lengths,
string positionName, string normalName)
{
{
var map = new AttributeMap();
map.Add("position", positionName);
map.Add("normal", normalName);
var build_lists = new ShaderCode[2];
build_lists[0] = new ShaderCode(File.ReadAllText(@"shaders\OIT\build_lists.vert"), ShaderType.VertexShader);
build_lists[1] = new ShaderCode(File.ReadAllText(@"shaders\OIT\build_lists.frag"), ShaderType.FragmentShader);
this.buildListsRenderer = new PickableRenderer(model, build_lists, map, positionName);
}
{
var map = new AttributeMap();
map.Add("position", positionName);
var resolve_lists = new ShaderCode[2];
resolve_lists[0] = new ShaderCode(File.ReadAllText(@"shaders\OIT\resolve_lists.vert"), ShaderType.VertexShader);
resolve_lists[1] = new ShaderCode(File.ReadAllText(@"shaders\OIT\resolve_lists.frag"), ShaderType.FragmentShader);
this.resolve_lists = new PickableRenderer(model, resolve_lists, map, positionName);
}
{
this.depthTestSwitch = new DepthTestSwitch(false);
this.cullFaceSwitch = new CullFaceSwitch(false);
}
this.Lengths = lengths;
}
private TerrainRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, BoundingBox boundingBox, params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
this.BoundingBox = boundingBox;
this.PointColor = Color.Green;
}
private TrefoilKnotRenderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, string positionNameInIBufferable, params GLState[] switches)
: base(model, shaderProgramProvider, attributeMap, positionNameInIBufferable, switches)
{
this.stateList.Add(new LineWidthState(3));
this.stateList.Add(new PointSizeState(3));
}
private static IBufferable GetModel(BuildInSceneObject buildIn)
{
IBufferable model = null;
switch (buildIn)
{
case BuildInSceneObject.Cube:
model = new Cube();
break;
case BuildInSceneObject.Sphere:
model = new Sphere();
break;
case BuildInSceneObject.Ground:
model = new Ground(1, groundXLength / 2, groundZLength / 2);
break;
case BuildInSceneObject.Axis:
model = new Axis();
break;
default:
throw new NotImplementedException();
}
return(model);
}
/// <summary>
/// 用glDrarArrays进行渲染。
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
internal ZeroIndexRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, positionNameInIBufferable, switches)
{
this.Name = this.GetType().Name;
}
private GroundRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
this.LineColor = Color.White;
this.Scale = 1.0f;
}
private MovableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, "position")
{
this.Scale = 1.0f;
}
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.shaderCodes.CreateProgram();
VertexBuffer positionBuffer = null;
IBufferable model = this.DataSource;
VertexBuffer[] vertexAttributeBuffers;
{
var list = new List <VertexBuffer>();
foreach (AttributeMap.NamePair item in this.attributeMap)
{
VertexBuffer buffer = model.GetVertexAttributeBuffer(
item.NameInIBufferable, item.VarNameInShader);
if (buffer == null)
{
throw new Exception(string.Format("[{0}] returns null buffer pointer!", model));
}
if (item.NameInIBufferable == this.PositionNameInIBufferable)
{
positionBuffer = buffer.Clone() as VertexBuffer;
positionBuffer.VarNameInVertexShader = "in_Position";// in_Postion same with in the PickingShader.vert shader
break;
}
list.Add(buffer);
}
vertexAttributeBuffers = list.ToArray();
}
// 由于picking.vert/frag只支持vec3的position buffer，所以有此硬性规定。
if (positionBuffer == null || positionBuffer.Config != VBOConfig.Vec3)
{
throw new Exception(string.Format("Position buffer must use a type composed of 3 float as PropertyBuffer<T>'s T!"));
}
// init index buffer.
IndexBuffer indexBuffer = model.GetIndexBuffer();
// RULE: Renderer takes uint.MaxValue, ushort.MaxValue or byte.MaxValue as PrimitiveRestartIndex. So take care this rule when designing a model's index buffer.
var ptr = indexBuffer as OneIndexBuffer;
if (ptr != null)
{
GLState glState = new PrimitiveRestartState(ptr.ElementType);
this.stateList.Add(glState);
}
// init VAO.
var vertexArrayObject = new VertexArrayObject(indexBuffer, positionBuffer);
vertexArrayObject.Initialize(program);
// sets fields.
this.Program = program;
this.vertexAttributeBuffers = new VertexBuffer[] { positionBuffer };
this.indexBuffer = indexBuffer;
this.vertexArrayObject = vertexArrayObject;
}
List <PipelineStepContainer> _pipelineSteps = new List <PipelineStepContainer>(); // Reference to all steps
public Pipeline <TPipelineIn, TPipelineOut> AddStepAndStart <TIn, TOut>(IPipelineProcessor <TIn, TOut> processor)
{
var step = new PipelineStep <TIn, TOut>(processor);
int stepIndex = _pipelineSteps.Count;
// Alternatively, I can store a list of the Task.Run() handlers here and then run them at a later point
// Start the step
Task.Run(() =>
{
// Cached next step
IBufferable <TOut> nextBuffer = null;
foreach (Item <TIn> input in step.Buffer.GetConsumingEnumerable())
{
// Give us the most up-to-date status on our current position in the pipeline
bool isLastStep = stepIndex == _pipelineSteps.Count - 1;
TOut outputValue;
// Attempt to process value
try
{
outputValue = processor.Process(input.Value);
}
catch (Exception e)
{
input.TaskCompletionSource.SetException(e);
continue;
}
// Move to next step
if (isLastStep)
{
input.TaskCompletionSource.SetResult((TPipelineOut)(object)outputValue);
}
else
{
nextBuffer = nextBuffer ?? _pipelineSteps[stepIndex + 1].Value as IBufferable <TOut>;
try // In the case of the pipeline closing prematurely, catch the error and throw an exception to the task
{
nextBuffer.Buffer.Add(new Item <TOut>
{
Value = outputValue,
TaskCompletionSource = input.TaskCompletionSource
});
}
catch (InvalidOperationException e)
{
input.TaskCompletionSource.SetException(e);
}
}
}
});
_pipelineSteps.Add(new PipelineStepContainer
{
Value = step,
});
return(this);
}
/// <summary>
/// Rendering something using GLSL shader and VBO(VAO).
/// </summary>
/// <param name="model">model data that can be transfermed into OpenGL Buffer's pointer.</param>
/// <param name="shaderCodes">All shader codes needed for this renderer.</param>
/// <param name="attributeMap">Mapping relations between 'in' variables in vertex shader in <see cref="shaderCodes"/> and buffers in <see cref="Model"/>.</param>
///<param name="switches">OpenGL switches.</param>
public Renderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLSwitch[] switches)
{
this.Model = model;
this.shaderCodes = shaderCodes;
this.attributeMap = attributeMap;
this.switchList.AddRange(switches);
}
private BillboardRenderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderProgramProvider, attributeMap, switches)
{
this.Width = 1.0f; this.Height = 0.125f;
this.Percentage = new vec2(0.2f, 0.05f);
this.PixelSize = new ivec2(100, 10);
}
private UniformArrayRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
var groundRenderer = GroundRenderer.Create(new GroundModel(20));
groundRenderer.Scale = new vec3(10, 10, 10);
this.groundRenderer = groundRenderer;
}
public PointSpriteRenderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderProgramProvider, attributeMap, switches)
{
this.pointSpriteState = new PointSpriteState();
this.stateList.Add(this.pointSpriteState);
this.PointSpriteEnabled = true;
}
/// <summary>
/// Rendering something using GLSL shader and VBO(VAO).
/// </summary>
/// <param name="bufferable">model data that can be transfermed into OpenGL Buffer's pointer.</param>
/// <param name="shaderCodes">All shader codes needed for this renderer.</param>
/// <param name="propertyNameMap">Mapping relations between 'in' variables in vertex shader in <see cref="shaderCodes"/> and buffers in <see cref="bufferable"/>.</param>
///<param name="switches">OpenGL switches.</param>
public Renderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, params GLSwitch[] switches)
{
this.bufferable = bufferable;
this.shaderCodes = shaderCodes;
this.propertyNameMap = propertyNameMap;
this.switchList.AddRange(switches);
}
private IBufferable InstantiateOneObject()
{
GameObject obj = GameObject.Instantiate(m_Prefab) as GameObject;
IBufferable bufferable = obj.GetComponent <IBufferable>();
bufferable.SetBufferGroup(this);
return(bufferable);
}
public BillboardRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
this.Width = 1.0f; this.Height = 0.125f;
this.Percentage = new vec2(0.2f, 0.05f);
this.PixelSize = new ivec2(100, 10);
}
/// <summary>
/// Rendering something using GLSL shader and VBO(VAO).
/// </summary>
/// <param name="model">model data that can be transfermed into OpenGL Buffer's pointer.</param>
/// <param name="shaderProgramProvider">All shader codes needed for this renderer.</param>
/// <param name="attributeMap">Mapping relations between 'in' variables in vertex shader in <see cref="shaderProgramProvider"/> and buffers in <see cref="DataSource"/>.</param>
///<param name="switches">OpenGL switches.</param>
public Renderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, params GLState[] switches)
{
this.DataSource = model;
this.shaderProgramProvider = shaderProgramProvider;
this.attributeMap = attributeMap;
this.stateList.AddRange(switches);
}
private void CreateBaseObject(Vector3 pos, string name)
{
IBufferable bufferable = SimpleBuffer.GetObject(name);
Transform trm = bufferable.GetTransform();
trm.SetParent(this.GetTransform());
trm.localPosition = pos;
}
/// <summary>
/// Rendering something using GLSL shader and VBO(VAO).
/// </summary>
/// <param name="model">model data that can be transfermed into OpenGL Buffer's pointer.</param>
/// <param name="shaderCodes">All shader codes needed for this renderer.</param>
/// <param name="attributeMap">Mapping relations between 'in' variables in vertex shader in <see cref="shaderCodes"/> and buffers in <see cref="DataSource"/>.</param>
///<param name="switches">OpenGL switches.</param>
public Renderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
{
this.DataSource = model;
this.shaderCodes = shaderCodes;
this.attributeMap = attributeMap;
this.stateList.AddRange(switches);
}
private BillboardRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
this.Width = 1.0f; this.Height = 0.125f;
this.Percentage = new vec2(0.2f, 0.05f);
this.PixelSize = new ivec2(100, 10);
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public PickableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
var innerPickableRenderer = InnerPickableRendererFactory.GetRenderer(
bufferable, propertyNameMap, positionNameInIBufferable);
this.innerPickableRenderer = innerPickableRenderer;
}
private UniformArrayRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
var groundRenderer = GroundRenderer.Create(new GroundModel(20));
groundRenderer.Scale = new vec3(10, 10, 10);
this.groundRenderer = groundRenderer;
}
private HemisphereLightingRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.LightPosition = new vec3(0, 2, 0);
this.SkyColor = new vec3(1, 0, 0);
this.GroundColor = new vec3(0, 1, 0);
}
private UniformStructRenderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderProgramProvider, attributeMap, switches)
{
var groundRenderer = GroundRenderer.Create(new GroundModel(20));
groundRenderer.Scale = new vec3(10, 10, 10);
this.groundRenderer = groundRenderer;
}
private HemisphereLightingRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.LightPosition = new vec3(0, 2, 0);
this.SkyColor = new vec3(1, 0, 0);
this.GroundColor = new vec3(0, 1, 0);
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="model">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="attributeMap">关联<paramref name="model"/>和<paramref name="shaderCodes"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public PickableRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
var innerPickableRenderer = InnerPickableRendererFactory.GetRenderer(
model, attributeMap, positionNameInIBufferable);
this.innerPickableRenderer = innerPickableRenderer;
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<paramref name="bufferable"/>和<paramref name="shaderCodes"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public PickableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
var innerPickableRenderer = InnerPickableRendererFactory.GetRenderer(
bufferable, propertyNameMap, positionNameInIBufferable);
this.innerPickableRenderer = innerPickableRenderer;
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="model">一种渲染方式</param>
/// <param name="shaderProgramProvider">各种类型的shader代码</param>
/// <param name="attributeMap">关联<paramref name="model"/>和<paramref name="shaderProgramProvider"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public PickableRenderer(IBufferable model, IShaderProgramProvider shaderProgramProvider,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderProgramProvider, attributeMap, switches)
{
var innerPickableRenderer = InnerPickableRendererFactory.GetRenderer(
model, attributeMap, positionNameInIBufferable);
this.innerPickableRenderer = innerPickableRenderer;
}
/// <summary>
/// 用Shader+VBO(VAO)进行渲染。
/// </summary>
/// <param name="bufferable">将具体模型转换为可被OpenGL拿来渲染的格式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCodes"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public Renderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, params GLSwitch[] switches)
{
this.Name = this.GetType().Name;
this.bufferable = bufferable;
this.shaderCodes = shaderCodes;
this.propertyNameMap = propertyNameMap;
this.switchList.AddRange(switches);
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="model">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="attributeMap">关联<paramref name="model"/>和<paramref name="shaderCodes"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public PickableRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
var innerPickableRenderer = InnerPickableRendererFactory.GetRenderer(
model, attributeMap, positionNameInIBufferable);
this.innerPickableRenderer = innerPickableRenderer;
}
/// <summary>
///
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="VertexBufferPtr"/>和<see cref="ShaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
public ModernRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
{
this.bufferable = bufferable;
this.shaderCode = shaderCodes;
this.propertyNameMap = propertyNameMap;
this.positionNameInIBufferable = positionNameInIBufferable;
this.switchList.AddRange(switches);
}
private DirectonalLightRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.AmbientLightColor = new vec3(0.2f);
this.DirectionalLightDirection = new vec3(1);
this.DirectionalLightColor = new vec3(1);
//this.HalfVector = new vec3(1);
this.Shininess = 10.0f;
this.Strength = 1.0f;
}
private PointLightRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable,
params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.Ambient = new vec3(0.2f);
this.LightPosition = new vec3(400);
this.LightColor = new vec3(1);
//this.HalfVector = new vec3(1);
this.Shininess = 10.0f;
this.Strength = 1.0f;
this.ConstantAttenuation = 0.2f;
this.LinearAttenuation = 0.0f;
this.QuadraticAttenuation = 0.0f;
}
/// <summary>
/// 支持"拾取"的渲染器
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
internal InnerPickableRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, switches)
{
{
this.positionNameInIBufferable = positionNameInIBufferable;
}
{
this.switchList.Add(polygonModeSwitch);
}
{
float min, max;
OpenGL.LineWidthRange(out min, out max);
this.switchList.Add(new LineWidthSwitch(max));
}
{
float min, max;
OpenGL.PointSizeRange(out min, out max);
this.switchList.Add(new PointSizeSwitch(max));
}
}
internal static SimpleRenderer Create(IBufferable model, vec3 lengths, string positionNameInIBufferable)
{
var shaderCodes = new ShaderCode[2];
shaderCodes[0] = new ShaderCode(ManifestResourceLoader.LoadTextFile(@"Resources\Simple.vert"), ShaderType.VertexShader);
shaderCodes[1] = new ShaderCode(ManifestResourceLoader.LoadTextFile(@"Resources\Simple.frag"), ShaderType.FragmentShader);
var map = new AttributeMap();
map.Add("in_Position", "position");
map.Add("in_Color", "color");
var renderer = new SimpleRenderer(model, shaderCodes, map, positionNameInIBufferable);
renderer.ModelSize = lengths;
return renderer;
}
public ParticleRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
}
/// <summary>
///
/// </summary>
/// <param name="model"></param>
/// <param name="shaderCodes"></param>
/// <param name="attributeMap"></param>
/// <param name="positionNameInIBufferable"></param>
/// <param name="switches"></param>
private LightRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable, params GLSwitch[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
this.LightDirection = new vec3(1, 1, 1);
}
/// <summary>
/// Rendering something using GLSL shader and VBO(VAO).
/// </summary>
/// <param name="model">model data that can be transfermed into OpenGL Buffer's pointer.</param>
/// <param name="shaderCodes">All shader codes needed for this renderer.</param>
/// <param name="attributeMap">Mapping relations between 'in' variables in vertex shader in <paramref name="shaderCodes"/> and buffers in <paramref name="model"/>.</param>
///<param name="switches">OpenGL switches.</param>
private BoundingBoxRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
this.BoundingBoxColor = Color.White;
}
private AnalyzedPointSpriteRenderer(
IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
}
public BuildInRenderer(vec3 lengths, IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
this.ModelSize = lengths;
}
/// <summary>
/// 用glDrawElements进行渲染。
/// </summary>
/// <param name="bufferable">一种渲染方式</param>
/// <param name="shaderCodes">各种类型的shader代码</param>
/// <param name="propertyNameMap">关联<see cref="PropertyBufferPtr"/>和<see cref="shaderCode"/>中的属性</param>
/// <param name="positionNameInIBufferable">描述顶点位置信息的buffer的名字</param>
///<param name="switches"></param>
internal OneIndexRenderer(IBufferable bufferable, ShaderCode[] shaderCodes,
PropertyNameMap propertyNameMap, string positionNameInIBufferable,
params GLSwitch[] switches)
: base(bufferable, shaderCodes, propertyNameMap, positionNameInIBufferable, switches)
{
}
private TextureRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, string positionNameInIBufferable, params GLState[] switches)
: base(model, shaderCodes, attributeMap, positionNameInIBufferable, switches)
{
}
private QuadStripRenderer(IBufferable model, ShaderCode[] shaderCodes,
AttributeMap attributeMap, params GLState[] switches)
: base(model, shaderCodes, attributeMap, switches)
{
}
public static BillboardRenderer Create(IBufferable model)
{
var shaderCodes = new ShaderCode[2];
shaderCodes[0] = new ShaderCode(File.ReadAllText(@"shaders\billboard.vert"), ShaderType.VertexShader);
shaderCodes[1] = new ShaderCode(File.ReadAllText(@"shaders\billboard.frag"), ShaderType.FragmentShader);
var map = new AttributeMap();
map.Add("in_Positions", BillboardModel.strPosition);
var billboardRenderer = new BillboardRenderer(model, shaderCodes, map);
return billboardRenderer;
}
