PASOPIA 7 - Revision history

MacDeath: /* Colour Palette */

2014-11-09T02:56:26Z

‎Colour Palette

2014-11-08T19:41:02Z

‎Colour Palette

2014-11-08T19:33:38Z

‎Colour Palette

2014-11-08T19:32:13Z

‎Colour Palette

2014-11-08T19:31:32Z

‎Colour Palette

2014-11-08T19:29:54Z

‎Colour Palette

2014-11-08T19:27:56Z

‎Colour Palette

2014-11-08T19:16:01Z

‎Colour Palette

2014-11-08T19:00:24Z

‎Colour Palette

2014-11-08T18:58:01Z

‎Links

@@ Line 69: / Line 69: @@
 This leads to the 3-level RGB cube generated from the  1-bit RGB cube in high horizontal resolution and CRT monitor effect.
-* The same trick may be somewhat possible on the Sinclair QL or NEC PC-8801 (640x200x8)
+* The same trick may be somewhat possible on the Sinclair QL (256x256x8 may work, 512x256x4 would produce some part of the CPC palette) or NEC PC-8801 (640x200x8) or any machine with basic 1bit (2 levels) RGB palette and 640x200 resolution, using CRT monitor.
 == Links ==

@@ Line 69: / Line 69: @@
 This leads to the 3-level RGB cube generated from the  1-bit RGB cube in high horizontal resolution and CRT monitor effect.
-The same trick may be somewhat possible on the Sinclair QL
+* The same trick may be somewhat possible on the Sinclair QL or NEC PC-8801 (640x200x8)
 == Links ==

@@ Line 46: / Line 46: @@
 But according to videos the palette seems to be the result of the 8 colours RGB + hi-resolution ditherings, hence being a Software palette.
-{{#ev:youtube|wpA2XGqE38I|360}}
+{{#ev:youtube|wpA2XGqE38I|420}}
 * From the demo we can see that the Pasopia 7 is able to produce the 27 colours via vertical lines in 640x200 video of the basic RGB 8 colours.

@@ Line 46: / Line 46: @@
 But according to videos the palette seems to be the result of the 8 colours RGB + hi-resolution ditherings, hence being a Software palette.
-{{#ev:youtube|wpA2XGqE38I|300}}
+{{#ev:youtube|wpA2XGqE38I|360}}
 * From the demo we can see that the Pasopia 7 is able to produce the 27 colours via vertical lines in 640x200 video of the basic RGB 8 colours.

@@ Line 54: / Line 54: @@
 To dither finely the 8 RGB colours cannot produce more than 27 colours because of redundancy in the result colour from diferent combinaison.
-*Opposite colours from the 2x2 RGB cube would produce grey
+*Opposite colours from the 2x2x2 (1bit) RGB cube would produce grey
 Ex : Black + White = grey, Yellow + Blue = Grey.
 *some other mix would produce already existing basic colours
-Ex : Red + Blue = Magenta.
+Ex : Red + Blue = Magenta, Red + Green = Yellow.
-*would only remain :
+* would only remain :
 = 6 intermediary colours : Lime, sky blue, Purple, Sea Green, Orange, Lavender.

← Older revision		Revision as of 19:27, 8 November 2014
Line 51:		Line 51:

	While this is visible on modern emulation and modern monitors, this would actually produce real solid extra colours on a CRT monitor.		While this is visible on modern emulation and modern monitors, this would actually produce real solid extra colours on a CRT monitor.
		+
		+	To dither finely the 8 RGB colours cannot produce more than 27 colours because of redundancy in the result colour from diferent combinaison.
		+
		+	*Opposite colours from the 2x2 RGB cube would produce grey
		+	Ex : Black + White = grey, Yellow + Blue = Grey.
		+
		+	*some other mix would produce already existing basic colours
		+	Ex : RED + Blue = Magenta.
		+
		+	*would only remain :
		+	= 6 intermediary colours : Lime, sky blue, Purple, Sea Green, Orange, Lavender.
		+	= Darker Basic colours when mixed with Black : Dark blue, Dark Red, Dark Cyan...and so on.
		+	= Lighter basic colours when mixed with White : Light red, Light Cyan... equivalent to Amstrad CPC's Pastel colours.
		+
		+	This leads to the 3-level RGB cube generated from the 1-bit RGB cube in high horizontal resolution and CRT monitor effect.

	== Links ==		== Links ==

← Older revision		Revision as of 19:16, 8 November 2014
Line 45:		Line 45:

	But according to videos the palette seems to be the result of the 8 colours RGB + hi-resolution ditherings, hence being a Software palette.		But according to videos the palette seems to be the result of the 8 colours RGB + hi-resolution ditherings, hence being a Software palette.
		+
		+	{{#ev:youtube\|wpA2XGqE38I\|300}}
		+
		+	* From the demo we can see that the Pasopia 7 is able to produce the 27 colours via vertical lines in 640x200 video of the basic RGB 8 colours.
		+
		+	While this is visible on modern emulation and modern monitors, this would actually produce real solid extra colours on a CRT monitor.

	== Links ==		== Links ==

← Older revision		Revision as of 19:00, 8 November 2014
Line 44:		Line 44:
	\|}		\|}

		+	But according to videos the palette seems to be the result of the 8 colours RGB + hi-resolution ditherings, hence being a Software palette.

	== Links ==		== Links ==

@@ Line 53: / Line 53: @@
 * Old-Computer.com : [[http://www.old-computers.com/museum/computer.asp?c=413&st=1 there]]
+* VintageCPU :[[https://vintagecpu.wordpress.com/toshiba-pasopia-7/ there]]
 [[Category:Non CPC Computers]]
 [[Category:CP/M]]