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https://github.com/netsurf-browser/netsurf
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63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
/*
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* This file is part of NetSurf, http://netsurf.sourceforge.net/
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* Licensed under the GNU General Public License,
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* http://www.opensource.org/licenses/gpl-license
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* Copyright 2004 Richard Wilson <not_ginger_matt@hotmail.com>
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*
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* Complete details on using Tinct are available from http://www.tinct.net.
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*/
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/** \file
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* Tinct SWI numbers and flags for version 0.06
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*/
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#ifndef _NETSURF_RISCOS_TINCT_H_
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#define _NETSURF_RISCOS_TINCT_H_
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/* Tinct_PlotAlpha plots the RGBA sprite pointed to by R2 at the OS screen location (R3,R4). Flags are
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supplied in R7.
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*/
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#define Tinct_PlotAlpha 0x57240
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/* Tinct_PlotScaledAlpha plots the RGBA sprite pointed to by R2 at the OS screen location (R3,R4)
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scaled to (R5,R6) OS units. Flags are supplied in R7.
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*/
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#define Tinct_PlotScaledAlpha 0x57241
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/* Tinct_PlotAlpha plots the RGB0 sprite pointed to by R2 at the OS screen location (R3,R4). Flags are
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supplied in R7.
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*/
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#define Tinct_Plot 0x57242
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/* Tinct_PlotScaledAlpha plots the RGB0 sprite pointed to by R2 at the OS screen location (R3,R4)
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scaled to (R5,R6) OS units. Flags are supplied in R7.
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*/
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#define Tinct_PlotScaled 0x57243
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/* Tinct_ConvertSprite creates a 32bpp sprite (pointer to memory supplied in R3) from a paletted sprite
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provided in R2.
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*/
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#define Tinct_ConvertSprite 0x57244
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/* Tinct_AvailableFeatures returns the current feature set.
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*/
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#define Tinct_AvailableFeatures 0x57245
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/* Flags
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*/
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#define tinct_READ_SCREEN_BASE 0x01 /** <-- Use when hardware scrolling */
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#define tinct_BILINEAR_FILTER 0x02 /** <-- Perform bi-linear filtering */
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#define tinct_DITHER 0x04 /** <-- Perform dithering */
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#define tinct_ERROR_DIFFUSE 0x08 /** <-- Perform error diffusion */
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#define tinct_DITHER_INVERTED 0x0C /** <-- Perform dithering with inverted pattern */
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#define tinct_FILL_HORIZONTALLY 0x10 /** <-- Horizontally fill clipping region with image */
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#define tinct_FILL_VERTICALLY 0x20 /** <-- Vertically fill clipping region with image */
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#define tinct_FORCE_PALETTE_READ 0x40 /** <-- Use after a palette change when out of the desktop */
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#define tinct_USE_OS_SPRITE_OP 0x80 /** <-- Use when printing */
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/* Shifts
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*/
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#define tinct_BACKGROUND_SHIFT 0x08
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#endif
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