OglShadowShader

This component sets the shader system responsible of the shadowing.

Target: Sofa.GL.Component.Shader

namespace: sofa::gl::component::shader

parents:

• OglShader

Data

Name	Description	Default value
name	object name	unnamed
printLog	if true, emits extra messages at runtime.	0
tags	list of the subsets the object belongs to
bbox	this object bounding box
componentState	The state of the component among (Dirty, Valid, Undefined, Loading, Invalid).	Undefined
listening	if true, handle the events, otherwise ignore the events	0
enable	Display the object or not	1
turnOn	Turn On the shader?	1
passive	Will this shader be activated manually or automatically?	0
fileVertexShaders	Set the vertex shader filename to load	[ 'shaders/toonShading.vert' ]
fileFragmentShaders	Set the fragment shader filename to load	[ 'shaders/toonShading.frag' ]
fileGeometryShaders	Set the geometry shader filename to load
fileTessellationControlShaders	Set the tessellation control filename to load
fileTessellationEvaluationShaders	Set the tessellation evaluation filename to load
geometryInputType	Set input types for the geometry shader	-1
geometryOutputType	Set output types for the geometry shader	-1
geometryVerticesOut	Set max number of vertices in output for the geometry shader	-1
tessellationOuterLevel	For tessellation without control shader: default outer level (edge subdivisions)	1
tessellationInnerLevel	For tessellation without control shader: default inner level (face subdivisions)	1
indexActiveShader	Set current active shader	0
backfaceWriting	it enables writing to gl_BackColor inside a GLSL vertex shader	0
clampVertexColor	clamp the vertex color between 0 and 1	1

Links

Name	Description	Destination type name
context	Graph Node containing this object (or BaseContext::getDefault() if no graph is used)	BaseContext
slaves	Sub-objects used internally by this object	BaseObject
master	nullptr for regular objects, or master object for which this object is one sub-objects	BaseObject

Examples

OglShadowShader_SpotLight.scn

XMLPython

<?xml version="1.0"?>
<Node    name="root"  dt="0.02"  >
    <RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshOBJLoader] -->
    <RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->
    <RequiredPlugin name="Sofa.GL.Component.Shader"/> <!-- Needed to use components [LightManager OglShadowShader SpotLight] -->
    <DefaultAnimationLoop/>

    <MeshOBJLoader name="meshLoader_0" filename="mesh/dragon.obj"  translation="0 0 -5"  scale3d="0.3 0.3 0.3" handleSeams="1" />
    <OglModel template="Vec3" name="VisualModel" src="@meshLoader_0"  material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />
    <MeshOBJLoader name="meshLoader_1" filename="mesh/floor.obj"  translation="0 -2.5 0"  scale3d="1 1 1" handleSeams="1" />
    <OglModel template="Vec3" name="FloorV" src="@meshLoader_1"  material="Default Diffuse 1 0.5 0.5 0.5 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />
    <LightManager name="lightManager1"  listening="1"  shadows="1"  softShadows="1" />
    <OglShadowShader name="oglShadowShader1" />
    <SpotLight name="spotLight1"  shadowTextureSize="2048"  position="0 5 -15"  direction="0 -0.2 1"  cutoff="45" />
    <SpotLight name="spotLight2"  shadowTextureSize="128"  position="0 5 10"  direction="0 -0.2 -1"  cutoff="45" />
    <SpotLight name="spotLight3"  shadowTextureSize="512"  position="-15 5 0"  direction="1 -0.2 0"  cutoff="45" />
    <SpotLight name="spotLight4"  shadowTextureSize="256"  position="10 5 0"  direction="-1 -0.2 0"  cutoff="45" />
</Node>

def createScene(root_node):

   root = root_node.addChild('root', dt="0.02")

   root.addObject('RequiredPlugin', name="Sofa.Component.IO.Mesh")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Rendering3D")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Shader")
   root.addObject('DefaultAnimationLoop', )
   root.addObject('MeshOBJLoader', name="meshLoader_0", filename="mesh/dragon.obj", translation="0 0 -5", scale3d="0.3 0.3 0.3", handleSeams="1")
   root.addObject('OglModel', template="Vec3", name="VisualModel", src="@meshLoader_0", material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")
   root.addObject('MeshOBJLoader', name="meshLoader_1", filename="mesh/floor.obj", translation="0 -2.5 0", scale3d="1 1 1", handleSeams="1")
   root.addObject('OglModel', template="Vec3", name="FloorV", src="@meshLoader_1", material="Default Diffuse 1 0.5 0.5 0.5 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")
   root.addObject('LightManager', name="lightManager1", listening="1", shadows="1", softShadows="1")
   root.addObject('OglShadowShader', name="oglShadowShader1")
   root.addObject('SpotLight', name="spotLight1", shadowTextureSize="2048", position="0 5 -15", direction="0 -0.2 1", cutoff="45")
   root.addObject('SpotLight', name="spotLight2", shadowTextureSize="128", position="0 5 10", direction="0 -0.2 -1", cutoff="45")
   root.addObject('SpotLight', name="spotLight3", shadowTextureSize="512", position="-15 5 0", direction="1 -0.2 0", cutoff="45")
   root.addObject('SpotLight', name="spotLight4", shadowTextureSize="256", position="10 5 0", direction="-1 -0.2 0", cutoff="45")

OglShadowShader_Directional.scn

XMLPython

<?xml version="1.0"?>
<Node    name="root"  dt="0.02"  >
    <RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshOBJLoader] -->
    <RequiredPlugin name="Sofa.Component.Setting"/> <!-- Needed to use components [BackgroundSetting] -->
    <RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->
    <RequiredPlugin name="Sofa.GL.Component.Shader"/> <!-- Needed to use components [DirectionalLight LightManager OglShadowShader] -->

    <DefaultAnimationLoop/>
    <BackgroundSetting color="0.5 0.5 0.5" />
    <MeshOBJLoader name="meshLoader_0" filename="mesh/dragon.obj"  translation="0 0 -5"  scale3d="0.3 0.3 0.3" handleSeams="1" />
    <OglModel template="Vec3" name="VisualModel" src="@meshLoader_0"  material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />

    <MeshOBJLoader name="meshLoader_1" filename="mesh/floor.obj"  translation="0 -2.5 0"  scale3d="0.5 0.5 0.5" handleSeams="1" />
    <OglModel template="Vec3" name="FloorV" src="@meshLoader_1"  material="Default Diffuse 1 0.5 0.5 0.8 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />
    <LightManager name="lightManager1"  listening="1"  shadows="1"  softShadows="0" />
    <OglShadowShader name="oglShadowShader1" />
    <DirectionalLight name="spotLight1"  shadowTextureSize="512" direction="-0.5 -0.5 -0.5"  shadowFactor="1" />
    <!-- <OglViewport screenPosition="0 0" screenSize="250 250" cameraPosition="-200 0 0" cameraOrientation="0 0.707 0 -0.707" zNear="1" zFar="1000" /> -->

</Node>

def createScene(root_node):

   root = root_node.addChild('root', dt="0.02")

   root.addObject('RequiredPlugin', name="Sofa.Component.IO.Mesh")
   root.addObject('RequiredPlugin', name="Sofa.Component.Setting")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Rendering3D")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Shader")
   root.addObject('DefaultAnimationLoop', )
   root.addObject('BackgroundSetting', color="0.5 0.5 0.5")
   root.addObject('MeshOBJLoader', name="meshLoader_0", filename="mesh/dragon.obj", translation="0 0 -5", scale3d="0.3 0.3 0.3", handleSeams="1")
   root.addObject('OglModel', template="Vec3", name="VisualModel", src="@meshLoader_0", material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")
   root.addObject('MeshOBJLoader', name="meshLoader_1", filename="mesh/floor.obj", translation="0 -2.5 0", scale3d="0.5 0.5 0.5", handleSeams="1")
   root.addObject('OglModel', template="Vec3", name="FloorV", src="@meshLoader_1", material="Default Diffuse 1 0.5 0.5 0.8 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")
   root.addObject('LightManager', name="lightManager1", listening="1", shadows="1", softShadows="0")
   root.addObject('OglShadowShader', name="oglShadowShader1")
   root.addObject('DirectionalLight', name="spotLight1", shadowTextureSize="512", direction="-0.5 -0.5 -0.5", shadowFactor="1")

OglShadowShader_SpotLight2.scn

XMLPython

<?xml version="1.0"?>
<Node    name="root"  dt="0.02"  >
    <RequiredPlugin name="Sofa.Component.IO.Mesh"/> <!-- Needed to use components [MeshOBJLoader] -->
    <RequiredPlugin name="Sofa.Component.Setting"/> <!-- Needed to use components [BackgroundSetting] -->
    <RequiredPlugin name="Sofa.GL.Component.Rendering3D"/> <!-- Needed to use components [OglModel] -->
    <RequiredPlugin name="Sofa.GL.Component.Shader"/> <!-- Needed to use components [LightManager OglShaderDefineMacro OglShadowShader OglTexture SpotLight] -->

    <DefaultAnimationLoop/>
    <BackgroundSetting color="0.8 0.8 0.8" />
    <LightManager name="lightManager1"  listening="1"  shadows="1"  softShadows="1" />

    <SpotLight name="spotLight1"  shadowTextureSize="2048"  position="0 5 -15"  direction="0 -0.2 1"  cutoff="45" />
    <SpotLight name="spotLight2"  shadowTextureSize="128"  position="0 5 10"  direction="0 -0.2 -1"  cutoff="45"  />

    <Node name="shader1">
        <OglShadowShader name="oglShadowShader1" />

        <MeshOBJLoader name="meshLoader_0" filename="mesh/dragon.obj"  translation="0 0 -5"  scale3d="0.3 0.3 0.3" handleSeams="1" />
        <OglModel template="Vec3" name="VisualModel" src="@meshLoader_0"  material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />
    </Node>
    <Node name="shader2">
        <OglShadowShader name="oglShadowShader1" />
        <OglTexture textureFilename="textures/ice_chess.bmp" indexShader="0" id="colorTexture" textureUnit="0"  repeat="true" />
        <OglTexture textureFilename="textures/ice_chess.bmp" indexShader="1" id="colorTexture" textureUnit="1"  repeat="true" />

        <OglShaderDefineMacro id="USE_TEXTURE" indexShader="0" />
        <OglShaderDefineMacro id="USE_TEXTURE" indexShader="1" />

        <MeshOBJLoader name="meshLoader_1" filename="mesh/floor2.obj"  translation="0 -2.5 0"  scale3d="1 1 1" handleSeams="1" />
        <OglModel template="Vec3"  putOnlyTexCoords="true" name="FloorV" src="@meshLoader_1"  material="Default Diffuse 1 0.5 0.5 0.5 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material "  blendEquation="GL_FUNC_ADD"  sfactor="GL_SRC_ALPHA"  dfactor="GL_ONE_MINUS_SRC_ALPHA" />   
    </Node>


</Node>

def createScene(root_node):

   root = root_node.addChild('root', dt="0.02")

   root.addObject('RequiredPlugin', name="Sofa.Component.IO.Mesh")
   root.addObject('RequiredPlugin', name="Sofa.Component.Setting")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Rendering3D")
   root.addObject('RequiredPlugin', name="Sofa.GL.Component.Shader")
   root.addObject('DefaultAnimationLoop', )
   root.addObject('BackgroundSetting', color="0.8 0.8 0.8")
   root.addObject('LightManager', name="lightManager1", listening="1", shadows="1", softShadows="1")
   root.addObject('SpotLight', name="spotLight1", shadowTextureSize="2048", position="0 5 -15", direction="0 -0.2 1", cutoff="45")
   root.addObject('SpotLight', name="spotLight2", shadowTextureSize="128", position="0 5 10", direction="0 -0.2 -1", cutoff="45")

   shader1 = root.addChild('shader1')

   shader1.addObject('OglShadowShader', name="oglShadowShader1")
   shader1.addObject('MeshOBJLoader', name="meshLoader_0", filename="mesh/dragon.obj", translation="0 0 -5", scale3d="0.3 0.3 0.3", handleSeams="1")
   shader1.addObject('OglModel', template="Vec3", name="VisualModel", src="@meshLoader_0", material="Default Diffuse 1 0 1 0 1 Ambient 1 0 0.2 0 1 Specular 0 0 1 0 1 Emissive 0 0 1 0 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")

   shader2 = root.addChild('shader2')

   shader2.addObject('OglShadowShader', name="oglShadowShader1")
   shader2.addObject('OglTexture', textureFilename="textures/ice_chess.bmp", indexShader="0", id="colorTexture", textureUnit="0", repeat="true")
   shader2.addObject('OglTexture', textureFilename="textures/ice_chess.bmp", indexShader="1", id="colorTexture", textureUnit="1", repeat="true")
   shader2.addObject('OglShaderDefineMacro', id="USE_TEXTURE", indexShader="0")
   shader2.addObject('OglShaderDefineMacro', id="USE_TEXTURE", indexShader="1")
   shader2.addObject('MeshOBJLoader', name="meshLoader_1", filename="mesh/floor2.obj", translation="0 -2.5 0", scale3d="1 1 1", handleSeams="1")
   shader2.addObject('OglModel', template="Vec3", putOnlyTexCoords="true", name="FloorV", src="@meshLoader_1", material="Default Diffuse 1 0.5 0.5 0.5 1 Ambient 1 0.1 0.1 0.1 1 Specular 0 0.5 0.5 0.5 1 Emissive 0 0.5 0.5 0.5 1 Shininess 0 45 No texture linked to the material No bump texture linked to the material ", blendEquation="GL_FUNC_ADD", sfactor="GL_SRC_ALPHA", dfactor="GL_ONE_MINUS_SRC_ALPHA")