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105 lines
2.5 KiB
C
105 lines
2.5 KiB
C
/*
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* Descent 3
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* Copyright (C) 2024 Parallax Software
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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--- HISTORICAL COMMENTS FOLLOW ---
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* $Logfile: /DescentIII/Main/ddgr_win32/ddgrWin32.h $
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* $Revision: 3 $
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* $Date: 4/23/98 6:38p $
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* $Author: Jason $
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*
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* DDGR v2.0 Win32 Implementation
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*
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* $Log: /DescentIII/Main/ddgr_win32/ddgrWin32.h $
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*
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* 3 4/23/98 6:38p Jason
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* made bitmaps use 1555 format
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*
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* 2 9/12/97 4:13p Samir
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* Added some private data access functions and more DirectX
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* functionality.
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*
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* 1 6/12/97 6:33p Samir
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* Initial revision
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*
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* $NoKeywords: $
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*/
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#ifndef DDGRWIN32_H
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#define DDGRWIN32_H
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#include "ddgr.h"
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#include "pstypes.h"
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/* Subsystem constants
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as of v2.0
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*/
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const int DDGR_GDI_SUBSYSTEM = 1, // GDI subsystem
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DDGR_GDIX_SUBSYSTEM = 2, // GDIX subsystem (GDI+DirectX)
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DDGR_DX_SUBSYSTEM = 3; // DIRECTX subsystem
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/* Internal Library Data
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*/
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typedef struct tDDGRInternalData {
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bool init; // Is library currently initialized
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int subsystem; // Current active subsystem
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} tDDGRInternalData;
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/* Global externs
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*/
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extern tDDGRInternalData DDGR_lib_data;
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extern char *DDGR_subsystem_names[];
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extern int DDGR_subsystems[];
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/* Macros
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*/
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#define LIB_DATA(_c) DDGR_lib_data._c
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inline unsigned DDGR_MAKERGB16(ddgr_color c) {
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uint8_t r, g, b;
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r = (uint8_t)((c & 0x00ff0000) >> 16);
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g = (uint8_t)((c & 0x0000ff00) >> 8);
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b = (uint8_t)(c & 0x000000ff);
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return (((r >> 3) << 10) + ((g >> 3) << 5) + (b >> 3));
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}
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inline int DDGR_COLOR_RED(ddgr_color c) {
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unsigned r = (uint8_t)((c & 0x00ff0000) >> 16);
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return (int)r;
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}
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inline int DDGR_COLOR_GREEN(ddgr_color c) {
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unsigned g = (uint8_t)((c & 0x0000ff00) >> 8);
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return (int)g;
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}
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inline int DDGR_COLOR_BLUE(ddgr_color c) {
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unsigned b = (uint8_t)(c & 0x000000ff);
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return (int)b;
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}
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/* Functions Internal
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*/
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void ddgr_FatalError(const char *fmt, ...);
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void ddgr_PushError(const char *fmt, ...);
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#endif
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