shader

compile shader stages

Element Information

Model

sources , extra*

Children: extra, sources

Attributes

QName

Type

Fixed

Default

Use

Inheritable

Annotation

stage

fx_pipeline_stage_enum

required

GPU Pipeline stage for this programmable shader. Current standards are VERTEX (vertex shader), FRAGMENT (pixel or fragment shader).  These are recognized by both GLSL and CG

Source

<xs:element name="shader" type="glsl_shader_type" minOccurs="0" maxOccurs="unbounded">
  <xs:annotation>
    <xs:documentation>compile shader stages</xs:documentation>
  </xs:annotation>
</xs:element>

Sample

< program xmlns = "http://www.collada.org/2008/03/COLLADASchema" >

< shader stage = "VERTEX" >

< sources>

< import ref = "Vertex_Program_E0_P0_VP" />

</ sources>

</ shader>

< shader stage = "FRAGMENT" >

< sources>

< import ref = "Fragment_Program_E0_P0_FP" />

</ sources>

</ shader>

< bind_uniform symbol = "fSpecularPower" >

< param ref = "fSpecularPower_E0_P0" />

</ bind_uniform>

< bind_uniform symbol = "fvAmbient" >

< param ref = "fvAmbient_E0_P0" />

</ bind_uniform>