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/*
* Descent 3
* Copyright (C) 2024 Parallax Software
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <time.h>
#include "3d.h"
#include "texture.h"
#include "object.h"
#include "vector.h"
#include "hlsoundlib.h"
#include "mono.h"
#include "d3edit.h"
vms_vertex square_data[50] = {-5.0, 5.0, -5, 5.0, 5.0, -5, 5.0, -5.0, -5, -5.0, -5.0, -5,
-5.0, 5.0, 5, 5.0, 5.0, 5, 5.0, -5.0, 5, -5.0, -5.0, 5};
g3s_face SquareSides[] = {{4, {0, 1, 2, 3}}, {4, {1, 5, 6, 2}}, {4, {5, 4, 7, 6}},
{4, {4, 0, 3, 7}}, {4, {4, 5, 1, 0}}, {4, {3, 2, 6, 7}}};
g3s_polymodel SquareModel = {6, 8, SquareSides, square_data};
object *Square = NULL;
object *Square2 = NULL;
extern SoundLib SndLib;
void DrawWireframeList(grViewport *vp, g3s_point *p, int nv, ddgr_color color) {
g3s_point *p1, *p2;
int i;
for (i = 0; i < nv; i++) {
p1 = &p[i];
p2 = &p[(i + 1) % nv];
vp->line(color, p1->screenx, p1->screeny, p2->screenx, p2->screeny);
}
}
void RenderTexFrame(grViewport *my_viewport) {
int nv, i, t;
g3s_point phold[70], dhold[70], fhold[70];
g3s_point *plist = phold, *dlist = dhold, *flist = fhold;
vms_vector vpos = {0, 0, 0};
vms_orient vang = {0, 0, 0};
static float sx = 0, sy = 0, sz = 15, rl = 0.0;
static float xdir = .4;
static float ydir = .5;
static float zdir = .7;
static float ldir = .05;
static frame = 0;
static time_t oldtime = 0;
static int framecount = 0;
time_t newtime;
static char f_play_sound = 1;
framecount++;
g3_SetViewAngles(&vpos, &vang, 0);
newtime = time(NULL);
if (newtime != oldtime) {
mprintf_at(1, 2, 0, "%d FPS ", framecount);
oldtime = newtime;
framecount = 0;
}
SndLib.begin_sound_frame();
if (Square2 == NULL) {
if ((Square2 = AllocateObject()) == NULL)
return;
mng_LoadAllTextures();
D3EditState.texdlg_texture = 0;
}
frame++;
sx = sx + xdir;
sy = sy + ydir;
sz = sz + zdir;
rl = rl + ldir;
if (rl < 0 || rl > 1) {
ldir = -ldir;
rl = rl + ldir;
}
if (sx > 10 || sx < -10) {
xdir = -xdir;
// f_play_sound = 1;
}
if (sy > 10 || sy < -10) {
ydir = -ydir;
// f_play_sound = 1;
}
if (sz > 170 || sz < .000001) {
zdir = -zdir;
sz += zdir;
// f_play_sound = 1;
}
PositionObject(Square2, sx, sy, sz);
if (f_play_sound) {
f_play_sound = 0;
pos_state cur_pos;
cur_pos.position.x = 0;
cur_pos.position.y = 0;
cur_pos.position.z = 80;
SndLib.play_3d_sound(1, cur_pos, OF_LOOPED);
}
SndLib.update_listener_properties(Square2->cur_pos);
g3_BeginFrame();
g3_TransModelToCamera(plist, &SquareModel, Square2);
Square2->cur_pos.orientation_angles.heading += GAME_ANGLE * 3;
Square2->cur_pos.orientation_angles.pitch += GAME_ANGLE * 2;
Current_surface = my_viewport->lock();
for (i = 0; i < SquareModel.num_of_polys; i++) {
flist = fhold;
dlist = dhold;
for (t = 0; t < 4; t++)
fhold[t] = plist[SquareModel.faces[i].points[t]];
fhold[0].monolight = fhold[1].monolight = fhold[2].monolight = fhold[3].monolight = rl;
fhold[0].ucoord = 0;
fhold[0].vcoord = 0;
fhold[1].ucoord = 1.0;
fhold[1].vcoord = 0;
fhold[2].ucoord = 1.0;
fhold[2].vcoord = 1.0;
fhold[3].ucoord = 0;
fhold[3].vcoord = 1.0;
fhold[0].flags = fhold[1].flags = fhold[2].flags = fhold[3].flags =
PF_TEXTURE | PF_COLORED_LIGHTING | PF_MONO_LIGHTING;
nv = g3_CheckToClip(&flist, &dlist, 4);
if (sz > 60)
tex_SetRenderType(RENDERTYPE_LIN_NON_UNLIT);
else
tex_SetRenderType(RENDERTYPE_LIN_NON_UNLIT);
if (nv > 0) {
if (g3_ProjectPointListToCanvas(dlist, nv)) {
if (g3_PointsVisible(dlist, nv)) {
tex_TriangulatePointList(D3EditState.texdlg_texture, dlist, nv);
}
}
}
}
my_viewport->unlock();
SndLib.end_sound_frame();
}
void RenderWireFrame(grViewport *my_viewport) {
int nv = 4;
g3s_point phold[10], dhold[10];
g3s_point *plist = phold, *dlist = dhold;
static float sx = 0, sy = 0, sz = 20;
static float xdir = .4;
static float ydir = .3;
static float zdir = .6;
if (Square == NULL)
if ((Square = AllocateObject()) == NULL)
return;
PositionObject(Square, sx, sy, sz);
sx = sx + xdir;
sy = sy + ydir;
sz = sz + zdir;
if (sx > 10 || sx < -10)
xdir = -xdir;
if (sy > 10 || sy < -10)
ydir = -ydir;
if (sz > 50 || sz < 5)
zdir = -zdir;
g3_BeginFrame();
g3_TransVertsToCamera(plist, square_data, Square, 4);
nv = g3_CheckToClip(&plist, &dlist, 4);
Square->cur_pos.orientation_angles.heading += GAME_ANGLE * 2;
Square->cur_pos.orientation_angles.pitch += GAME_ANGLE * 2;
if (nv > 0) {
g3_ProjectPointListToCanvas(dlist, nv);
Current_surface = my_viewport->lock();
DrawWireframeList(my_viewport, dlist, nv, GR_RGB(255, 0, 255));
my_viewport->unlock();
}
}
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