|
public Initialize ( |
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| shaderProgram | ||
| Résultat | void | |
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;
}
/// <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;
}
/// <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;
}
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;
}
/// <summary>
///
/// </summary>
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.shaderCodes.CreateProgram();
// init vertex attribute buffer objects.
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));
}
list.Add(buffer);
}
vertexAttributeBuffers = list.ToArray();
}
// 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, vertexAttributeBuffers);
vertexArrayObject.Initialize(program);
// sets fields.
this.Program = program;
this.vertexAttributeBuffers = vertexAttributeBuffers;
this.indexBuffer = indexBuffer;
this.vertexArrayObject = vertexArrayObject;
}
/// <summary>
///
/// </summary>
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.shaderCodes.CreateProgram();
// init vertex attribute buffer objects.
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)); }
list.Add(buffer);
}
vertexAttributeBuffers = list.ToArray();
}
// 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, vertexAttributeBuffers);
vertexArrayObject.Initialize(program);
// sets fields.
this.Program = program;
this.vertexAttributeBuffers = vertexAttributeBuffers;
this.indexBuffer = indexBuffer;
this.vertexArrayObject = vertexArrayObject;
}
/// <summary>
///
/// </summary>
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.renderProgramProvider.GetShaderProgram();
ShaderProgram pickProgram = this.pickProgramProvider.GetShaderProgram();
// init vertex attribute buffer objects.
IBufferable model = this.DataSource;
VertexBuffer positionBuffer = null;
VertexShaderAttribute[] vertexAttributeBuffers;
{
var list = new List <VertexShaderAttribute>();
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));
}
list.Add(new VertexShaderAttribute(buffer, item.VarNameInShader));
if (item.VarNameInShader == this.PositionNameInVertexShader)
{
positionBuffer = 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);
this.picker = new OneIndexPicker(this);
}
else
{
this.picker = new ZeroIndexPicker(this);
}
// init VAO.
var vertexArrayObject = new VertexArrayObject(indexBuffer, vertexAttributeBuffers);
vertexArrayObject.Initialize(program);
var pickingVAO = new VertexArrayObject(indexBuffer, new VertexShaderAttribute(positionBuffer, "in_Position"));
pickingVAO.Initialize(pickProgram);
// sets fields.
this.RenderProgram = program;
this.PickProgram = pickProgram;
this.vertexShaderAttributes = vertexAttributeBuffers;
this.positionBuffer = positionBuffer;
this.indexBuffer = indexBuffer;
this.vertexArrayObject = vertexArrayObject;
this.pickVertexArrayObject = pickingVAO;
}
/// <summary>
///
/// </summary>
protected override void DoInitialize()
{
// init shader program.
ShaderProgram program = this.shaderCodes.CreateProgram();
// init property buffer objects.
VertexAttributeBufferPtr positionBufferPtr = null;
IBufferable model = this.Model;
VertexAttributeBufferPtr[] vertexAttributeBufferPtrs;
{
var list = new List <VertexAttributeBufferPtr>();
foreach (var item in this.attributeMap)
{
VertexAttributeBufferPtr bufferPtr = model.GetVertexAttributeBufferPtr(
item.NameInIBufferable, item.VarNameInShader);
if (bufferPtr == null)
{
throw new Exception(string.Format("[{0}] returns null buffer pointer!", model));
}
if (item.NameInIBufferable == positionNameInIBufferable)
{
positionBufferPtr = new VertexAttributeBufferPtr(
"in_Position",// in_Postion same with in the PickingShader.vert shader
bufferPtr.BufferId,
bufferPtr.Config,
bufferPtr.Length,
bufferPtr.ByteLength);
}
list.Add(bufferPtr);
}
vertexAttributeBufferPtrs = list.ToArray();
}
// init index buffer
OneIndexBufferPtr indexBufferPtr;
{
using (var buffer = new OneIndexBuffer(IndexElementType.UInt,
DrawMode.Points, // any mode is OK as we'll update it later in other place.
BufferUsage.DynamicDraw))
{
buffer.Create(positionBufferPtr.ByteLength / (positionBufferPtr.DataSize * positionBufferPtr.DataTypeByteLength));
indexBufferPtr = buffer.GetBufferPtr() as OneIndexBufferPtr;
}
this.maxElementCount = indexBufferPtr.ElementCount;
indexBufferPtr.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.
GLSwitch glSwitch = new PrimitiveRestartSwitch(indexBufferPtr);
this.switchList.Add(glSwitch);
}
// init VAO.
var vertexArrayObject = new VertexArrayObject(indexBufferPtr, vertexAttributeBufferPtrs);
vertexArrayObject.Initialize(program);
// sets fields.
this.Program = program;
this.vertexAttributeBufferPtrs = vertexAttributeBufferPtrs;
this.indexBufferPtr = indexBufferPtr;
this.vertexArrayObject = vertexArrayObject;
this.positionBufferPtr = positionBufferPtr;
}