Lua OpenGL Api - Revision history

Beherith: /* Textures */

2021-11-30T15:26:26Z

Textures

← Older revision		Revision as of 16:26, 30 November 2021
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	$heightmap		$heightmap
	= heightmap (needs HeightMapTexture=1 set in spring config)		= heightmap, the height in elmos is in the R channel (needs HeightMapTexture=1 set in spring config)

	$minimap		$minimap
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	$normals		$normals
	= auto generated normals texture, X component is in r,g and b channels, Z component is in the A channel. {{new\|101.0}}		= auto generated normals texture, X normal component is in r,g and b channels, Z normal component is in the A channel. If you need Y you'll need to reconstruct it form X and Z. {{new\|101.0}}

	$ssmf_normals		$ssmf_normals

2021-11-30T15:24:45Z

Textures

← Older revision		Revision as of 16:24, 30 November 2021
Line 2,110:		Line 2,110:

	$normals		$normals
	= auto generated normals texture {{new\|101.0}}		= auto generated normals texture, X component is in r,g and b channels, Z component is in the A channel. {{new\|101.0}}

	$ssmf_normals		$ssmf_normals

2021-04-21T20:48:24Z

Updated page with new anchorable templates

2021-04-15T09:53:27Z

PixelReadback

← Older revision		Revision as of 10:53, 15 April 2021
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	\| number r,[g,[b,[a]]]		\| number r,[g,[b,[a]]]
	\| table { { {1 = number r, 2 = number g, 3 = number b, 4 = number a}, ... }, ... }		\| table { { {1 = number r, 2 = number g, 3 = number b, 4 = number a}, ... }, ... }
			<span class="note">
			This reads back pixels from the final rendered screen. E.g. you can make a screenshot by grabbing the whole view.
			</span>

	= Lights =		= Lights =

2020-03-08T15:58:11Z

PixelReadback

← Older revision		Revision as of 16:58, 8 March 2020
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	<span class="note">		<span class="note">
	grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG		grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG<br>
	readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index		readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index
	</span>		</span>

2020-03-08T15:57:30Z

PixelReadback

← Older revision		Revision as of 16:57, 8 March 2020
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	string filename [, table {alpha=boolean, yflip=boolean, grayscale16bit=boolean, readbuffer=number} ] ) -> nil \| boolean success		string filename [, table {alpha=boolean, yflip=boolean, grayscale16bit=boolean, readbuffer=number} ] ) -> nil \| boolean success

	<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG~~</span>~~		<span class="note">
	~~<span class="note">~~readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index</span>		grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG
			readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index
			</span>

	'''gl.ReadPixels'''		'''gl.ReadPixels'''

2020-03-08T15:56:51Z

PixelReadback

← Older revision		Revision as of 16:56, 8 March 2020
Line 723:		Line 723:

	<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>		<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>

	<span class="note">readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index</span>		<span class="note">readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index</span>

2020-03-08T15:56:17Z

PixelReadback

← Older revision		Revision as of 16:56, 8 March 2020
Line 723:		Line 723:

	<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>		<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>
	<span class="note">readbuffer is {{new\|104+}} and allows to choose the attachment ~~number from~~ MRT FBO</span>
			<span class="note">readbuffer is {{new\|104+}} and allows to choose the attachment of MRT FBO, use GL_COLOR_ATTACHMENT0_EXT and further as index</span>

	'''gl.ReadPixels'''		'''gl.ReadPixels'''

2020-03-07T21:42:32Z

← Older revision		Revision as of 22:42, 7 March 2020
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	'''gl.SaveImage'''		'''gl.SaveImage'''
	( number x, number y, number w, number h,		( number x, number y, number w, number h,
	string filename [, table {alpha=boolean, yflip=boolean, grayscale16bit=boolean} ] ) -> nil \| boolean success		string filename [, table {alpha=boolean, yflip=boolean, grayscale16bit=boolean, readbuffer=number} ] ) -> nil \| boolean success

	<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>		<span class="note">grayscale16bit is {{new\|99.0}} and allows to save single color 16bit PNG</span>
			<span class="note">readbuffer is {{new\|104+}} and allows to choose the attachment number from MRT FBO</span>

	'''gl.ReadPixels'''		'''gl.ReadPixels'''

2019-04-10T11:58:36Z

VBO-->VAO

← Older revision		Revision as of 12:58, 10 April 2019
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	( number listID ) -> nil		( number listID ) -> nil

	= Vertex ~~Buffer~~ Objects =		= Vertex Array Objects =
	<span class=note> <font color=darkblue> Only available in "develop" branch of spring (the future 105.0+). This is conceptually similar and serve as modern OpenGL replacement to deprecated Display Lists. </font> </span>		<span class=note> <font color=darkblue> Only available in "develop" branch of spring (the future 105.0+). This is conceptually similar and serve as modern OpenGL replacement to deprecated Display Lists. </font> </span>

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	'''gl.DeleteVertexArray'''		'''gl.DeleteVertexArray'''
	( number bufferID ) -> boolean success		( number bufferID ) -> boolean success
	Releases previously allocated ~~VBO~~<br>		Releases previously allocated VAO<br>

	= Text =		= Text =