// -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 4; tab-width: 4 -*-
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// .oCOOOOOCc. http://remood.org/
// ----------------------------------------------------------------------------
// Copyright (C) 1993-1996 by id Software, Inc.
// Copyright (C) 1998-2000 by DooM Legacy Team.
// Copyright (C) 2008-2013 GhostlyDeath <ghostlydeath@remood.org>
// <ghostlydeath@gmail.com>
// ----------------------------------------------------------------------------
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 3
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// ----------------------------------------------------------------------------
// DESCRIPTION: Hardware Video Drawer
#ifndef __VHW_WRAP_H__
#define __VHW_WRAP_H__
/***************
*** INCLUDES ***
***************/
#include "doomtype.h"
/* Define V_Image_t */
#if !defined(__REMOOD_VIMAGET_DEFINED)
typedef struct V_Image_s V_Image_t;
#define __REMOOD_VIMAGET_DEFINED
#endif
/****************
*** CONSTANTS ***
****************/
/* VHW_Mode_t -- Hardware Mode */
typedef enum VHW_Mode_e
{
VHWMODE_IDXSOFT, // Indexed Software Mode
VHWMODE_OPENGL, // OpenGL
} VHW_Mode_t;
typedef double vhw_t;
typedef uint32_t vhwrgb_t;
#define VHWT_C(x) ((double)(x))
#define VHWRGB(r,g,b) ((vhwrgb_t)(((((uint32_t)(r)) & UINT32_C(0xFF)) << UINT32_C(24)) | ((((uint32_t)(g)) & UINT32_C(0xFF)) << UINT32_C(16)) | ((((uint32_t)(b)) & UINT32_C(0xFF)) << UINT32_C(8))))
#define VHWRGB_red(x) ((((uint32_t)(x)) >> UINT32_C(24)) & UINT32_C(0xFF))
#define VHWRGB_green(x) ((((uint32_t)(x)) >> UINT32_C(16)) & UINT32_C(0xFF))
#define VHWRGB_blue(x) ((((uint32_t)(x)) >> UINT32_C(8)) & UINT32_C(0xFF))
#define VHW_abs(x) ((vhw_t)fabs((vhw_t)(x)))
#define VHW_mul(x,y) ((vhw_t)(x) * (vhw_t)(y))
#define VHW_div(x,y) ((vhw_t)(x) / (vhw_t)(y))
#define VHW_inc(x) ((x) += 1.0)
#define VHW_dec(x) ((x) -= 1.0)
#define VHW_round(x) (round((x)))
#define VHW_int(x) (rint((x)))
#define VHW_frac(x) (modf((x), &__vhw_junk))
#define VHW_rfrac(x) (1.0 - VHW_frac((x)))
/****************
*** FUNCTIONS ***
****************/
bool_t VHW_UseGLMode(void);
VHW_Mode_t VHW_GetMode(void);
bool_t VHW_Init(const VHW_Mode_t a_Mode);
extern void (*VHW_HUDDrawLine)(const vhwrgb_t a_RGB, int32_t a_X1, int32_t a_Y1, int32_t a_X2, int32_t a_Y2);
extern void (*VHW_HUDDrawImageComplex)(const uint32_t a_Flags, V_Image_t* const a_Image, const int32_t a_X, const int32_t a_Y, const uint32_t a_Width, const uint32_t a_Height, const fixed_t a_XScale, const fixed_t a_YScale, const uint8_t* const a_ExtraMap);
extern void (*VHW_SetViewport)(const int32_t a_X, const int32_t a_Y, const uint32_t a_W, const uint32_t a_H);
extern void (*VHW_HUDBlurBack)(const uint32_t a_Flags, int32_t a_X1, int32_t a_Y1, int32_t a_X2, int32_t a_Y2);
extern void (*VHW_HUDDrawBox)(const uint32_t a_Flags, const uint8_t a_R, const uint8_t a_G, const uint8_t a_B, int32_t a_X1, int32_t a_Y1, int32_t a_X2, int32_t a_Y2);
extern void (*VHW_ClearScreen)(const uint8_t a_R, const uint8_t a_G, const uint8_t a_B);
#endif /* __VHW_WRAP_H__ */