private void ColorCodedRender(RenderEventArgs arg, IndexBufferPtr temporaryIndexBufferPtr = null)
{
UpdatePolygonMode(arg.PickingGeometryType);
ShaderProgram program = this.Program;
// 绑定shader
program.Bind();
program.SetUniform("pickingBaseId",
temporaryIndexBufferPtr == null ? (int)this.PickingBaseId : 0);
UniformMat4 uniformmMVP4Picking = this.uniformmMVP4Picking;
bool mvpUpdated = uniformmMVP4Picking.Updated;
if (mvpUpdated)
{
uniformmMVP4Picking.SetUniform(program);
}
PickingSwitchesOn();
GLSwitch primitiveRestartIndexSwitch = null;
var oneIndexBufferPtr = temporaryIndexBufferPtr as OneIndexBufferPtr;
if (oneIndexBufferPtr != null)
{
primitiveRestartIndexSwitch = new PrimitiveRestartSwitch(oneIndexBufferPtr);
primitiveRestartIndexSwitch.On();
}
if (this.vertexArrayObject == null)
{
var vertexArrayObject = new VertexArrayObject(
this.indexBufferPtr, this.positionBufferPtr);
vertexArrayObject.Create(arg, program);
this.vertexArrayObject = vertexArrayObject;
}
//else
{
this.vertexArrayObject.Render(arg, program, temporaryIndexBufferPtr);
}
if (oneIndexBufferPtr != null)
{
primitiveRestartIndexSwitch.Off();
}
PickingSwitchesOff();
if (mvpUpdated)
{
uniformmMVP4Picking.ResetUniform(program);
}
// 解绑shader
program.Unbind();
}
//private Stack<UniformArrayVariable> uniformArrayVariableStack = new Stack<UniformArrayVariable>();
/// <summary>
///
/// </summary>
/// <param name="arg"></param>
protected override void DoRender(RenderEventArgs arg)
{
ShaderProgram program = this.Program;
if (program == null)
{
return;
}
// 绑定shader
program.Bind();
SetUniformValues(program);
SwitchesOn();
IndexBufferPtr indexBufferPtr = this.indexBufferPtr;
if (this.vertexArrayObject == null)
{
PropertyBufferPtr[] propertyBufferPtrs = this.propertyBufferPtrs;
if (indexBufferPtr != null && propertyBufferPtrs != null)
{
var vertexArrayObject = new VertexArrayObject(
indexBufferPtr, propertyBufferPtrs);
vertexArrayObject.Create(arg, program);
this.vertexArrayObject = vertexArrayObject;
}
}
{
VertexArrayObject vertexArrayObject = this.vertexArrayObject;
if (vertexArrayObject != null)
{
if (vertexArrayObject.IndexBufferPtr != indexBufferPtr)
{
vertexArrayObject.Render(arg, program, indexBufferPtr);
}
else
{
vertexArrayObject.Render(arg, program);
}
}
}
SwithesOff();
ResetUniformValues(program);
// 解绑shader
program.Unbind();
}
private void RenderRender(RenderEventArgs e)
{
ShaderProgram program = this.shaderProgram;
// 绑定shader
program.Bind();
var updatedUniforms = (from item in this.uniformVariables where item.Updated select item).ToArray();
foreach (var item in updatedUniforms)
{
item.SetUniform(program);
}
foreach (var item in switchList)
{
item.On();
}
if (this.vertexArrayObject == null)
{
var vertexArrayObject = new VertexArrayObject(
this.indexBufferPtr, this.propertyBufferPtrs);
vertexArrayObject.Create(e, program);
this.vertexArrayObject = vertexArrayObject;
}
//else
{
this.vertexArrayObject.Render(e, program);
}
foreach (var item in switchList)
{
item.Off();
}
foreach (var item in updatedUniforms)
{
item.ResetUniform(program); item.Updated = false;
}
// 解绑shader
program.Unbind();
}
private void ColorCodedPickingRender(RenderEventArgs e)
{
if (this.pickingShaderProgram == null)
{
this.pickingShaderProgram = PickingShaderHelper.GetPickingShaderProgram();
}
ShaderProgram program = this.pickingShaderProgram;
// 绑定shader
program.Bind();
var picking = this as IColorCodedPicking;
// TODO: use uint/int/float or ? use UniformUInt instead
program.SetUniform("pickingBaseID", picking.PickingBaseID);
pickingMVP.SetUniform(program);
foreach (var item in switchList)
{
item.On();
}
if (this.vertexArrayObject4Picking == null)
{
var vertexArrayObject4Picking = new VertexArrayObject(
this.indexBufferPtr, this.positionBufferPtr);
vertexArrayObject4Picking.Create(e, program);
this.vertexArrayObject4Picking = vertexArrayObject4Picking;
}
//else
{
this.vertexArrayObject4Picking.Render(e, program);
}
foreach (var item in switchList)
{
item.Off();
}
pickingMVP.ResetUniform(program);
// 解绑shader
program.Unbind();
}
protected override void DoRender(RenderEventArgs arg)
{
UpdatePolygonMode(arg.PickingGeometryType);
ShaderProgram program = this.shaderProgram;
// 绑定shader
program.Bind();
program.SetUniform("pickingBaseId", (int)this.PickingBaseId);
UniformMat4 uniformmMVP4Picking = this.uniformmMVP4Picking;
bool mvpUpdated = uniformmMVP4Picking.Updated;
if (mvpUpdated)
{
uniformmMVP4Picking.SetUniform(program);
}
PickingSwitchesOn();
if (this.vertexArrayObject == null)
{
var vertexArrayObject4Picking = new VertexArrayObject(
this.indexBufferPtr, this.positionBufferPtr);
vertexArrayObject4Picking.Create(arg, program);
this.vertexArrayObject = vertexArrayObject4Picking;
}
//else
{
this.vertexArrayObject.Render(arg, program);
}
PickingSwitchesOff();
if (mvpUpdated)
{
uniformmMVP4Picking.ResetUniform(program);
}
// 解绑shader
program.Unbind();
}
protected override void DoRender(RenderEventArgs arg)
{
ShaderProgram program = this.shaderProgram;
if (program == null)
{
return;
}
// 绑定shader
program.Bind();
var updatedUniforms = (from item in this.uniformVariables where item.Updated select item).ToArray();
foreach (var item in updatedUniforms)
{
item.SetUniform(program);
}
int count = this.switchList.Count;
for (int i = 0; i < count; i++)
{
this.switchList[i].On();
}
IndexBufferPtr indexBufferPtr = this.indexBufferPtr;
if (this.vertexArrayObject == null)
{
PropertyBufferPtr[] propertyBufferPtrs = this.propertyBufferPtrs;
if (indexBufferPtr != null && propertyBufferPtrs != null)
{
var vertexArrayObject = new VertexArrayObject(
indexBufferPtr, propertyBufferPtrs);
vertexArrayObject.Create(arg, program);
this.vertexArrayObject = vertexArrayObject;
}
}
{
VertexArrayObject vertexArrayObject = this.vertexArrayObject;
if (vertexArrayObject != null)
{
if (vertexArrayObject.IndexBufferPtr != indexBufferPtr)
{
vertexArrayObject.IndexBufferPtr = indexBufferPtr;
}
vertexArrayObject.Render(arg, program);
}
}
for (int i = count - 1; i >= 0; i--)
{
this.switchList[i].Off();
}
foreach (var item in updatedUniforms)
{
item.ResetUniform(program);
}
// 解绑shader
program.Unbind();
}
