Floorplan Object Exchange - Revision history

Uplink at 20:39, 22 February 2010

2010-02-22T20:39:47Z

←Older revision		Revision as of 20:39, 22 February 2010
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	Color is stored as "int" (which happens to be 32 bit on 32 bit platforms)		Color is stored as "int" (which happens to be 32 bit on 32 bit platforms)

	If Color is non-zero, OrbiterRenderer::ReplaceColorInRectangle is called to replace the magenta pixers with the new color. Somehow, sometimes the red and blue channels in RGB are flipped, resulting in wrong colors on the floorplan. This method is overridden in OrbiterRenderer_OpenGL and OrbiterRenderer_SDL.		If Color is non-zero, OrbiterRenderer::ReplaceColorInRectangle is called to replace the magenta pixers with the new color. Somehow, sometimes the red and blue channels in RGB are flipped, resulting in wrong colors on the floorplan (possibly fixed in SVN rev #22795). This method is overridden in OrbiterRenderer_OpenGL and OrbiterRenderer_SDL.

	In OrbiterRenderer_SDL, there are ifdefs to change behavior on the Nokia N8xx, which uses 16 bits of color, not 32.		In OrbiterRenderer_SDL, there are ifdefs to change behavior on the Nokia N8xx, which uses 16 bits of color, not 32.

	The values for rshift, gshift, bshift are defined in src/SDL_Helpers/SDL_Defs.h based on what SDL claims the byte order is.		The values for rshift, gshift, bshift are defined in src/SDL_Helpers/SDL_Defs.h based on what SDL claims the byte order is.

2010-02-22T20:22:28Z

←Older revision		Revision as of 20:22, 22 February 2010
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	[[Category: Programmer's Guide]]		[[Category: Programmer's Guide]]
	= Notes on how Orbiter exchanges the color of objects in the floorplan=		= Notes on how Orbiter exchanges the color of objects in the floorplan=

			File: src/Orbiter/Orbiter.cpp
			Function: Orbiter::RenderFloorplan

			DCE::CMD_Get_Current_Floorplan is used to retrieve the Floorplan data: Color, Status, OSD, PK_DesignObj_Toolbar

			Color is stored as "int" (which happens to be 32 bit on 32 bit platforms)

			If Color is non-zero, OrbiterRenderer::ReplaceColorInRectangle is called to replace the magenta pixers with the new color. Somehow, sometimes the red and blue channels in RGB are flipped, resulting in wrong colors on the floorplan. This method is overridden in OrbiterRenderer_OpenGL and OrbiterRenderer_SDL.

			In OrbiterRenderer_SDL, there are ifdefs to change behavior on the Nokia N8xx, which uses 16 bits of color, not 32.

			The values for rshift, gshift, bshift are defined in src/SDL_Helpers/SDL_Defs.h based on what SDL claims the byte order is.

2010-02-22T18:18:44Z

New page: Category: Programmer's Guide = Notes on how Orbiter exchanges the color of objects in the floorplan=

New page

[[Category: Programmer's Guide]]
= Notes on how Orbiter exchanges the color of objects in the floorplan=