475 lines
12 KiB
C++
475 lines
12 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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/*
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*
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* Miscellaneous functions stripped out of med.c
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include "gr.h"
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#include "ui.h"
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#include "3d.h"
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#include "u_mem.h"
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#include "dxxerror.h"
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#include "func.h"
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#include "inferno.h"
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#include "editor/editor.h"
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#include "editor/esegment.h"
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#include "editor/medmisc.h"
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#include "segment.h"
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#include "render.h"
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#include "object.h"
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#include "meddraw.h" // For draw_World
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#include "kdefs.h"
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#if DXX_USE_OGL
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#include "ogl_init.h"
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#endif
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#include "compiler-range_for.h"
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//return 2d distance, i.e, sqrt(x*x + y*y)
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#ifdef __WATCOMC__
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long dist_2d(long x,long y);
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#pragma aux dist_2d parm [eax] [ebx] value [eax] modify [ecx edx] = \
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"imul eax" \
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"xchg ebx,eax" \
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"mov ecx,edx" \
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"imul eax" \
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"add eax,ebx" \
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"adc edx,ecx" \
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"call quad_sqrt";
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#else
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#include <math.h>
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static long dist_2d(long x,long y) {
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return sqrt(static_cast<double>(x) * static_cast<double>(x) + static_cast<double>(y) * static_cast<double>(y));
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}
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#endif
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// Given mouse movement in dx, dy, returns a 3x3 rotation matrix in RotMat.
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// Taken from Graphics Gems III, page 51, "The Rolling Ball"
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void GetMouseRotation( int idx, int idy, vms_matrix * RotMat )
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{
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fix dr, cos_theta, sin_theta, denom, cos_theta1;
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fix Radius = i2f(100);
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fix dx,dy;
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fix dxdr,dydr;
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idy *= -1;
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dx = i2f(idx); dy = i2f(idy);
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dr = dist_2d(dx,dy);
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denom = dist_2d(Radius,dr);
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cos_theta = fixdiv(Radius,denom);
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sin_theta = fixdiv(dr,denom);
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cos_theta1 = f1_0 - cos_theta;
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dxdr = fixdiv(dx,dr);
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dydr = fixdiv(dy,dr);
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RotMat->rvec.x = cos_theta + fixmul(fixmul(dydr,dydr),cos_theta1);
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RotMat->uvec.x = - fixmul(fixmul(dxdr,dydr),cos_theta1);
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RotMat->fvec.x = fixmul(dxdr,sin_theta);
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RotMat->rvec.y = RotMat->uvec.x;
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RotMat->uvec.y = cos_theta + fixmul(fixmul(dxdr,dxdr),cos_theta1);
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RotMat->fvec.y = fixmul(dydr,sin_theta);
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RotMat->rvec.z = -RotMat->fvec.x;
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RotMat->uvec.z = -RotMat->fvec.y;
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RotMat->fvec.z = cos_theta;
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}
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int Gameview_lockstep; //if set, view is locked to Curseg
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int ToggleLockstep()
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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Gameview_lockstep = !Gameview_lockstep;
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if (Gameview_lockstep == 0) {
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//if (keypress != KEY_L)
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diagnostic_message("[Ctrl-L] - Lock mode OFF");
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//else
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// diagnostic_message("Lock mode OFF");
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}
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if (Gameview_lockstep) {
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//if (keypress != KEY_L)
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diagnostic_message("[Ctrl-L] Lock mode ON");
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//else
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// diagnostic_message("Lock mode ON");
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Cursegp = imsegptridx(ConsoleObject->segnum);
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med_create_new_segment_from_cursegp();
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auto &vcvertptr = Vertices.vcptr;
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set_view_target_from_segment(vcvertptr, Cursegp);
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Update_flags = UF_ED_STATE_CHANGED;
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}
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return Gameview_lockstep;
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}
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int medlisp_delete_segment(void)
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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if (!med_delete_segment(Cursegp)) {
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if (Lock_view_to_cursegp)
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{
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auto &vcvertptr = Vertices.vcptr;
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set_view_target_from_segment(vcvertptr, Cursegp);
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}
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autosave_mine(mine_filename);
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undo_status[Autosave_count] = "Delete Segment UNDONE.";
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Update_flags |= UF_WORLD_CHANGED;
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mine_changed = 1;
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diagnostic_message("Segment deleted.");
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warn_if_concave_segments(); // This could be faster -- just check if deleted segment was concave, warn accordingly
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}
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return 1;
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}
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int medlisp_scale_segment(void)
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{
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vms_vector scale;
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scale.x = fl2f(static_cast<float>(func_get_param(0)));
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scale.y = fl2f(static_cast<float>(func_get_param(1)));
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scale.z = fl2f(static_cast<float>(func_get_param(2)));
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med_create_new_segment(scale);
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med_rotate_segment(Cursegp,vm_angles_2_matrix(Seg_orientation));
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Update_flags |= UF_WORLD_CHANGED;
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mine_changed = 1;
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return 1;
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}
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int medlisp_rotate_segment(void)
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{
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Seg_orientation.p = func_get_param(0);
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Seg_orientation.b = func_get_param(1);
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Seg_orientation.h = func_get_param(2);
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med_rotate_segment(Cursegp,vm_angles_2_matrix(Seg_orientation));
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Update_flags |= UF_WORLD_CHANGED | UF_VIEWPOINT_MOVED;
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mine_changed = 1;
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return 1;
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}
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int ToggleLockViewToCursegp(void)
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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Lock_view_to_cursegp = !Lock_view_to_cursegp;
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Update_flags = UF_ED_STATE_CHANGED;
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if (Lock_view_to_cursegp) {
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//if (keypress != KEY_V+KEY_CTRLED)
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diagnostic_message("[ctrl-V] View locked to Cursegp.");
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//else
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// diagnostic_message("View locked to Cursegp.");
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auto &vcvertptr = Vertices.vcptr;
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set_view_target_from_segment(vcvertptr, Cursegp);
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} else {
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//if (keypress != KEY_V+KEY_CTRLED)
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diagnostic_message("[ctrl-V] View not locked to Cursegp.");
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//else
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// diagnostic_message("View not locked to Cursegp.");
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}
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return Lock_view_to_cursegp;
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}
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int ToggleDrawAllSegments()
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{
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Draw_all_segments = !Draw_all_segments;
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Update_flags = UF_ED_STATE_CHANGED;
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if (Draw_all_segments == 1) {
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//if (keypress != KEY_A+KEY_CTRLED)
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diagnostic_message("[ctrl-A] Draw all segments ON.");
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//else
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// diagnostic_message("Draw all segments ON.");
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}
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if (Draw_all_segments == 0) {
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//if (keypress != KEY_A+KEY_CTRLED)
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diagnostic_message("[ctrl-A] Draw all segments OFF.");
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//else
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// diagnostic_message("Draw all segments OFF.");
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}
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return Draw_all_segments;
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}
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int Big_depth=6;
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int IncreaseDrawDepth(void)
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{
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Big_depth++;
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Update_flags = UF_ED_STATE_CHANGED;
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return 1;
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}
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int DecreaseDrawDepth(void)
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{
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if (Big_depth > 1) {
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Big_depth--;
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Update_flags = UF_ED_STATE_CHANGED;
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}
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return 1;
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}
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int ToggleCoordAxes()
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{
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// Toggle display of coordinate axes.
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Show_axes_flag = !Show_axes_flag;
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LargeView.ev_changed = 1;
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if (Show_axes_flag == 1) {
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//if (keypress != KEY_D+KEY_CTRLED)
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diagnostic_message("[ctrl-D] Coordinate axes ON.");
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//else
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// diagnostic_message("Coordinate axes ON.");
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}
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if (Show_axes_flag == 0) {
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//if (keypress != KEY_D+KEY_CTRLED)
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diagnostic_message("[ctrl-D] Coordinate axes OFF.");
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//else
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// diagnostic_message("Coordinate axes OFF.");
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}
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return Show_axes_flag;
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}
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int med_keypad_goto_prev()
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{
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ui_pad_goto_prev();
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return 0;
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}
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int med_keypad_goto_next()
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{
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ui_pad_goto_next();
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return 0;
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}
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int med_keypad_goto()
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{
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ui_pad_goto(func_get_param(0));
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return 0;
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}
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int render_3d_in_big_window=0;
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int medlisp_update_screen()
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{
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#if 1 //def OGL
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Update_flags = UF_ALL;
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#endif
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if (!render_3d_in_big_window)
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range_for (const auto vn, Views)
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if (vn->ev_changed || (Update_flags & (UF_WORLD_CHANGED | UF_VIEWPOINT_MOVED | UF_ED_STATE_CHANGED)))
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{
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draw_world(vn->ev_canv, vn, Cursegp, Big_depth);
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vn->ev_changed = 0;
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}
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if (Update_flags & (UF_WORLD_CHANGED|UF_GAME_VIEW_CHANGED|UF_ED_STATE_CHANGED)) {
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grs_canvas *render_canv,*show_canv;
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if (render_3d_in_big_window) {
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render_canv = LargeView.ev_canv;
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show_canv = LargeView.ev_canv;
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}
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else {
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render_canv = Canv_editor_game;
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show_canv = Canv_editor_game;
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}
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gr_set_current_canvas(render_canv);
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window_rendered_data window;
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render_frame(*grd_curcanv, 0, window);
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Assert(render_canv->cv_bitmap.bm_w == show_canv->cv_bitmap.bm_w &&
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render_canv->cv_bitmap.bm_h == show_canv->cv_bitmap.bm_h);
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(void)show_canv;
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}
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Update_flags=UF_NONE; //clear flags
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return 1;
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}
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void med_point_2_vec(grs_canvas *canv,vms_vector &v,short sx,short sy)
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{
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gr_set_current_canvas(canv);
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g3_start_frame(*grd_curcanv);
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g3_set_view_matrix(Viewer->pos,Viewer->orient,Render_zoom);
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g3_point_2_vec(v,sx,sy);
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g3_end_frame();
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}
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void draw_world_from_game(void)
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{
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if (ModeFlag == 2)
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draw_world(Views[0]->ev_canv,Views[0],Cursegp,Big_depth);
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}
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int UndoCommand()
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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int u;
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u = undo();
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if (Lock_view_to_cursegp)
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{
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auto &vcvertptr = Vertices.vcptr;
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set_view_target_from_segment(vcvertptr, Cursegp);
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}
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if (u == 0) {
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if (Autosave_count==9) diagnostic_message(undo_status[0]);
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else
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diagnostic_message(undo_status[Autosave_count+1]);
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}
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else
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if (u == 1) diagnostic_message("Can't Undo.");
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else
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if (u == 2) diagnostic_message("Can't Undo - Autosave OFF");
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Update_flags |= UF_WORLD_CHANGED;
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mine_changed = 1;
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warn_if_concave_segments();
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return 1;
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}
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int ToggleAutosave()
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{
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Autosave_flag = !Autosave_flag;
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if (Autosave_flag == 1)
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diagnostic_message("Autosave ON.");
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else
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diagnostic_message("Autosave OFF.");
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return Autosave_flag;
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}
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int AttachSegment()
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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if (med_attach_segment(Cursegp, vmsegptr(&New_segment), Curside, AttachSide)==4) // Used to be WBACK instead of Curside
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diagnostic_message("Cannot attach segment - already a connection on current side.");
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else {
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if (Lock_view_to_cursegp)
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{
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auto &vcvertptr = Vertices.vcptr;
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set_view_target_from_segment(vcvertptr, Cursegp);
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}
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vm_angvec_make(&Seg_orientation,0,0,0);
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Curside = sidenum_t::WBACK;
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Update_flags |= UF_WORLD_CHANGED;
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autosave_mine(mine_filename);
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undo_status[Autosave_count] = "Attach Segment UNDONE.";
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mine_changed = 1;
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warn_if_concave_segment(Cursegp);
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}
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return 1;
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}
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int CreateDefaultNewSegment()
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{
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// Create a default segment for New_segment.
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med_create_new_segment({DEFAULT_X_SIZE, DEFAULT_Y_SIZE, DEFAULT_Z_SIZE});
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mine_changed = 1;
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return 1;
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}
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int CreateDefaultNewSegmentandAttach()
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{
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CreateDefaultNewSegment();
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AttachSegment();
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return 1;
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}
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int ExchangeMarkandCurseg()
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{
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// If Markedsegp != Cursegp, and Markedsegp->segnum != -1, exchange Markedsegp and Cursegp
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if (Markedsegp)
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if (Markedsegp->segnum != segment_none) {
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using std::swap;
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swap(Markedsegp, Cursegp);
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swap(Markedside, Curside);
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med_create_new_segment_from_cursegp();
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Update_flags |= UF_ED_STATE_CHANGED;
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mine_changed = 1;
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}
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return 1;
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}
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int ClearSelectedList(void)
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{
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Selected_segs.clear();
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Update_flags |= UF_WORLD_CHANGED;
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diagnostic_message("Selected list cleared.");
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return 1;
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}
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int ClearFoundList(void)
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{
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Found_segs.clear();
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Update_flags |= UF_WORLD_CHANGED;
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diagnostic_message("Found list cleared.");
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return 1;
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}
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// ---------------------------------------------------------------------------------------------------
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void set_view_target_from_segment(fvcvertptr &vcvertptr, const shared_segment &sp)
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{
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if (Funky_chase_mode)
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{
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//set_chase_matrix(sp);
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}
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else {
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vms_vector tv{};
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range_for (const auto &v, sp.verts)
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vm_vec_add2(tv, vcvertptr(v));
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vm_vec_scale(tv,F1_0/MAX_VERTICES_PER_SEGMENT);
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Ed_view_target = tv;
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}
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Update_flags |= UF_VIEWPOINT_MOVED;
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}
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