Get Position in Texture - Revision history

Redmaw: Updated descriptions and added example images.

2022-03-29T02:24:16Z

Updated descriptions and added example images.

Matt at 01:57, 7 October 2018

2018-10-07T01:57:35Z

← Older revision		Revision as of 01:57, 7 October 2018
Line 2:		Line 2:

	Provides the "Position In Texture" 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 "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.

			The input connection is not used by this node (consistent with all [[:Get\|Get nodes]]).

	Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.		Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.
Line 8:		Line 10:

	In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.		In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.

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

	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->

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

JavaJones at 18:32, 1 June 2011

2011-06-01T18:32:58Z

← Older revision		Revision as of 18:32, 1 June 2011
Line 13:		Line 13:
	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->

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

JavaJones at 01:22, 18 May 2011

2011-05-18T01:22:41Z

← Older revision		Revision as of 01:22, 18 May 2011
Line 1:		Line 1:
	~~[[Category:IMPORT]]~~
	~~='''Get Position in Texture'''=~~

	[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]		[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]

Line 13:		Line 10:

	The Input connection is not used by this node.		The Input connection is not used by this node.
	~~__NOTOC__~~
	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->

			[[Category:Get\| ]]

Matt: /* Get Position in Texture */

2011-05-02T08:23:22Z

Get Position in Texture

← Older revision		Revision as of 08:23, 2 May 2011
Line 4:		Line 4:
	[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]		[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]

	Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. ~~Get~~ Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things.

			Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.

	Even when texture coordinates are not clearly needed, Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order to make use of transforms from [[Transform Shader]] or [[Warp Shader]], you need to use Position in Texture.		Even when texture coordinates are not clearly needed, Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order to make use of transforms from [[Transform Shader]] or [[Warp Shader]], you need to use Position in Texture.

Matt: /* Get Position in Texture */

2011-05-02T01:25:28Z

Get Position in Texture

← Older revision		Revision as of 01:25, 2 May 2011
Line 6:		Line 6:
	Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.

	Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order to make use of transforms from [[Transform Shader]] or [[Warp Shader]], you need to use Position in Texture.		Even when texture coordinates are not clearly needed, Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order to make use of transforms from [[Transform Shader]] or [[Warp Shader]], you need to use Position in Texture.

	In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.		In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.

Matt: /* Get Position in Texture */

2011-05-02T01:22:46Z

Get Position in Texture

← Older revision		Revision as of 01:22, 2 May 2011
Line 6:		Line 6:
	Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.

	Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order ~~for~~ [[Transform Shader]] ~~and~~ [[Warp Shader]] to ~~have any effect on networks connected to their Shader inputs, those networks must~~ use Position in Texture.		Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order to make use of transforms from [[Transform Shader]] or [[Warp Shader]], you need to use Position in Texture.

	In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.		In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.

Matt: /* Get Position in Texture */

2011-05-02T01:19:57Z

Get Position in Texture

← Older revision		Revision as of 01:19, 2 May 2011
Line 4:		Line 4:
	[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]		[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]

	Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates. [[Transform Shader]] and [[Warp Shader]] modify Position in Texture for any networks connected to their Shader inputs, and other shaders may do so.

			Get Position in Texture has a couple of advantages over [[Get Position]]. First, in a typical Terragen 2 scene, Position in Texture is set by [[Compute Terrain]] or [[Tex Coords From XYZ]] to provide a consistent value between displacement contexts and colour/lighting contexts for any shaders that are computed after those nodes. Second, in order for [[Transform Shader]] and [[Warp Shader]] to have any effect on networks connected to their Shader inputs, those networks must use Position in Texture.

			In contexts where Position in Texture has not been updated (e.g. displacement before Compute Terrain or Tex Coords From XYZ), [[Get Position]] may be more useful.

	The Input connection is not used by this node.		The Input connection is not used by this node.
	__NOTOC__		__NOTOC__
	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->

Matt: /* Get Position in Texture */

2011-05-02T00:09:28Z

Get Position in Texture

← Older revision		Revision as of 00:09, 2 May 2011
Line 6:		Line 6:
	Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates.

			The Input connection is not used by this node.
	__NOTOC__		__NOTOC__
	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->

Matt at 00:07, 2 May 2011

2011-05-02T00:07:57Z

← Older revision		Revision as of 00:07, 2 May 2011
Line 4:		Line 4:
	[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]		[[Image:drex_module_40_image_0.png\|485pxpx\|Get Position in Texture]]

	Provides the "Position In Texture" of the ~~input node~~ as ~~its output~~.		Provides the "Position In Texture" of the current [[Render State]]. The [[Render State]] is affected by any shaders which were called before this function is called, among other things. Get Position in Texture provides the 3D texture coordinates at the current point. On imported objects such as OBJs or TGOs, these coordinates are often the UV texture coordinates (where X = U, Y = V, Z = 0). On terrains these coordinates are initially set to the position on the flat planet from which the terrain was displaced, but may be updated by [[Compute Terrain]] or [[Tex Coords From XYZ]] nodes to provide fully 3D texture coordinates.

	__NOTOC__		__NOTOC__
	<!-- imported from file: module_40.html-->		<!-- imported from file: module_40.html-->