Get Final Opacity - Revision history

Redmaw: Added deprecated statement.

2022-05-02T21:27:58Z

Added deprecated statement.

← Older revision		Revision as of 21:27, 2 May 2022
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	[[File:GetFinalOpacity_00_GUI.png\|none\|470px\|Get Final Opacity]]		[[File:GetFinalOpacity_00_GUI.png\|none\|470px\|Get Final Opacity]]


			'''''Due to advances in Terragen’s rendering architecture, this node is deprecated and no longer supported.'''''

Redmaw: Conformed layout & updated GUI image.

2022-04-22T21:40:02Z

Conformed layout & updated GUI image.

← Older revision		Revision as of 21:40, 22 April 2022
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	[[~~Image~~:~~drex_module_31_image_0~~.png\|~~485pxpx~~\|Get Final Opacity]]		<div style="float:right; border-style:solid; padding:20px"><categorytree mode=pages hideroot=off>Get</categorytree></div>

			[[File:GetFinalOpacity_00_GUI.png\|none\|470px\|Get Final Opacity]]

	~~<!-- imported from file: module_31.html-->~~

			== Overview ==
	Provides the "Final Opacity" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.		Provides the "Final Opacity" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.

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	The Input connection is not used by this node.		The Input connection is not used by this node.


			'''Settings:'''
			*'''Name:''' This setting allows you to apply a descriptive name to the node, which can be helpful when using multiple Get Final Opacity nodes in a project.
			*'''Enable:''' When checked, the node is active, and when unchecked the node is ignored.


			<br /n>

	[[Category:Get]]		[[Category:Get]]

JavaJones at 18:33, 1 June 2011

2011-06-01T18:33:53Z

← Older revision		Revision as of 18:33, 1 June 2011
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	The Input connection is not used by this node.		The Input connection is not used by this node.

	[[Category:Get\| ]]		[[Category:Get]]

JavaJones at 01:19, 18 May 2011

2011-05-18T01:19:16Z

← Older revision		Revision as of 01:19, 18 May 2011
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	[[~~Category~~:~~IMPORT]]~~		[[Image:drex_module_31_image_0.png\|485pxpx\|Get Final Opacity]]
	~~='''~~Get Final Opacity~~'''=~~

	~~[[Image:drex_module_31_image_0.png\|485pxpx\|Get Final Opacity]]~~
	~~__NOTOC__~~
	<!-- imported from file: module_31.html-->		<!-- imported from file: module_31.html-->

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	The Input connection is not used by this node.		The Input connection is not used by this node.

			[[Category:Get\| ]]

Matt: /* Get Final Opacity */

2011-05-02T07:50:22Z

Get Final Opacity

← Older revision		Revision as of 07:50, 2 May 2011
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	In Terragen, alphas and opacities have 3 channels to represent potentially different opacities in the Red, Green and Blue channels of an image. This is necessary to correctly composite media with wavelength-dependent scattering or absorption, such as planetary atmospheres and coloured glass.		In Terragen, alphas and opacities have 3 channels to represent potentially different opacities in the Red, Green and Blue channels of an image. This is necessary to correctly composite media with wavelength-dependent scattering or absorption, such as planetary atmospheres and coloured glass.

	Although Final ~~Alpha~~ is defined to include atmosphere contributions if they have been applied, in practice [[Get Final ~~Alpha~~]] will always provide the ~~alpha~~ of the surface prior to atmosphere due to the places where you can use it. Future changes to the renderer may expose contexts where functions can be used after atmosphere.		Although Final Opacity is defined to include atmosphere contributions if they have been applied, in practice [[Get Final Opacity]] will always provide the opacity of the surface prior to atmosphere due to the places where you can use it. Future changes to the renderer may expose contexts where functions can be used after atmosphere.

	The Input connection is not used by this node.		The Input connection is not used by this node.

Matt: /* Get Final Opacity */

2011-05-02T07:48:58Z

Get Final Opacity

← Older revision		Revision as of 07:48, 2 May 2011
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	Provides the "Final Opacity" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.		Provides the "Final Opacity" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.

	Final Opacity is the fractional amount by which ~~a surface~~ visually occludes the light from another ~~surface, background~~. It also affects how much light passes through an object when calculating shadows (if they are enabled). Opacity = 1 - Transparency. Note that Final Opacity may be different from Final Alpha to allow special effects when compositing the rendered image over another background.		Final Opacity is the fractional amount by which an object visually occludes the light from another object. It also affects how much light passes through an object when calculating shadows (if they are enabled). Opacity = 1 - Transparency. Note that Final Opacity may be different from Final Alpha to allow special effects when compositing the rendered image over another background.

	In Terragen, alphas and opacities have 3 channels to represent potentially different opacities in the Red, Green and Blue channels of an image. This is necessary to correctly composite media with wavelength-dependent scattering or absorption, such as planetary atmospheres and coloured glass.		In Terragen, alphas and opacities have 3 channels to represent potentially different opacities in the Red, Green and Blue channels of an image. This is necessary to correctly composite media with wavelength-dependent scattering or absorption, such as planetary atmospheres and coloured glass.

Matt: /* Get Final Opacity */

2011-05-02T07:48:17Z

Get Final Opacity

← Older revision		Revision as of 07:48, 2 May 2011
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	<!-- imported from file: module_31.html-->		<!-- imported from file: module_31.html-->

	Provides the Final Opacity of the ~~input~~ node ~~as its output~~.		Provides the "Final Opacity" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.

			Final Opacity is the fractional amount by which a surface visually occludes the light from another surface, background. It also affects how much light passes through an object when calculating shadows (if they are enabled). Opacity = 1 - Transparency. Note that Final Opacity may be different from Final Alpha to allow special effects when compositing the rendered image over another background.

			In Terragen, alphas and opacities have 3 channels to represent potentially different opacities in the Red, Green and Blue channels of an image. This is necessary to correctly composite media with wavelength-dependent scattering or absorption, such as planetary atmospheres and coloured glass.

			Although Final Alpha is defined to include atmosphere contributions if they have been applied, in practice [[Get Final Alpha]] will always provide the alpha of the surface prior to atmosphere due to the places where you can use it. Future changes to the renderer may expose contexts where functions can be used after atmosphere.

			The Input connection is not used by this node.

JavaJones at 01:35, 28 April 2011

2011-04-28T01:35:48Z

← Older revision		Revision as of 01:35, 28 April 2011
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	__NOTOC__		__NOTOC__
	<!-- imported from file: module_31.html-->		<!-- imported from file: module_31.html-->

			Provides the Final Opacity of the input node as its output.

127.0.0.1: jrfconvert import

2010-07-11T02:55:31Z

jrfconvert import

New page

[[Category:IMPORT]]
='''Get Final Opacity'''=

[[Image:drex_module_31_image_0.png|485pxpx|Get Final Opacity]]
__NOTOC__