107 lines
3.4 KiB
C++
107 lines
3.4 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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#include <algorithm>
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#include "u_mem.h"
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#include "gr.h"
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#include "grdef.h"
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namespace dcx {
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static void gr_ubox0(grs_canvas &canvas, const int left, const int top, const int right, const int bot, const uint8_t color)
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{
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int d;
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unsigned char * ptr2;
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const auto rowsize = canvas.cv_bitmap.bm_rowsize;
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const auto ptr1 = &canvas.cv_bitmap.get_bitmap_data()[rowsize * top + left];
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ptr2 = ptr1;
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d = right - left;
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std::fill_n(ptr1 + 1, (right - left) - 1, color);
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for (uint_fast32_t i = bot - top + 1; i--;)
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{
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ptr2[0] = color;
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ptr2[d] = color;
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ptr2 += rowsize;
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}
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std::fill_n(ptr2 + 1, (right - left) - 1, color);
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}
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static void gr_ubox12(grs_canvas &canvas, const int left, const int top, const int right, const int bot, const uint8_t color)
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{
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gr_uline(canvas, i2f(left), i2f(top), i2f(right), i2f(top), color);
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gr_uline(canvas, i2f(right), i2f(top), i2f(right), i2f(bot), color);
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gr_uline(canvas, i2f(left), i2f(top), i2f(left), i2f(bot), color);
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gr_uline(canvas, i2f(left), i2f(bot), i2f(right), i2f(bot), color);
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}
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#if DXX_USE_EDITOR
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static void gr_box0(grs_canvas &canvas, const uint_fast32_t left, const uint_fast32_t top, uint_fast32_t right, uint_fast32_t bot, const uint8_t color)
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{
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const auto maxy = canvas.cv_bitmap.bm_h - 1;
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if (top > maxy)
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return;
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const auto maxx = canvas.cv_bitmap.bm_w - 1;
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if (left > maxx)
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return;
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if (bot > maxy)
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bot = maxy;
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if (right > maxx)
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right = maxx;
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gr_ubox0(canvas, left, top, right, bot, color);
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}
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static void gr_box12(grs_canvas &canvas, const uint_fast32_t left, const uint_fast32_t top, uint_fast32_t right, uint_fast32_t bot, const uint8_t color)
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{
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const auto maxy = canvas.cv_bitmap.bm_h - 1;
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if (top > maxy)
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return;
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const auto maxx = canvas.cv_bitmap.bm_w - 1;
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if (left > maxx)
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return;
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if (bot > maxy)
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bot = maxy;
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if (right > maxx)
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right = maxx;
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gr_ubox12(canvas, left, top, right, bot, color);
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}
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#endif
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void gr_ubox(grs_canvas &canvas, const int left, const int top, const int right, const int bot, const uint8_t color)
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{
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if (canvas.cv_bitmap.get_type() == bm_mode::linear)
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gr_ubox0(canvas, left, top, right, bot, color);
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else
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gr_ubox12(canvas, left, top, right, bot, color);
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}
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#if DXX_USE_EDITOR
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void gr_box(grs_canvas &canvas, const uint_fast32_t left, const uint_fast32_t top, const uint_fast32_t right, const uint_fast32_t bot, const uint8_t color)
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{
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if (canvas.cv_bitmap.get_type() == bm_mode::linear)
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gr_box0(canvas, left, top, right, bot, color);
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else
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gr_box12(canvas, left, top, right, bot, color);
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}
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#endif
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}
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