quadrilateralcowboy/tools/radiant/Z.CPP
2020-06-12 14:06:25 -07:00

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/*
===========================================================================
Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
Doom 3 Source Code 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.
Doom 3 Source Code 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 Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
===========================================================================
*/
#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "qe3.h"
#define PAGEFLIPS 2
z_t z;
/*
=======================================================================================================================
Z_Init
=======================================================================================================================
*/
void Z_Init(void) {
z.origin[0] = 0;
z.origin[1] = 20;
z.origin[2] = 46;
z.scale = 1;
}
/* MOUSE ACTIONS */
static int cursorx, cursory;
/*
=======================================================================================================================
Z_MouseDown
=======================================================================================================================
*/
void Z_MouseDown(int x, int y, int buttons) {
idVec3 org, dir, vup, vright;
brush_t *b;
Sys_GetCursorPos(&cursorx, &cursory);
vup[0] = 0;
vup[1] = 0;
vup[2] = 1 / z.scale;
VectorCopy(z.origin, org);
org[2] += (y - (z.height / 2)) / z.scale;
org[1] = MIN_WORLD_COORD;
b = selected_brushes.next;
if (b != &selected_brushes) {
org[0] = (b->mins[0] + b->maxs[0]) / 2;
}
dir[0] = 0;
dir[1] = 1;
dir[2] = 0;
vright[0] = 0;
vright[1] = 0;
vright[2] = 0;
// new mouse code for ZClip, I'll do this stuff before falling through into the standard ZWindow mouse code...
//
if (g_pParentWnd->GetZWnd()->m_pZClip) // should always be the case I think, but this is safer
{
bool bToggle = false;
bool bSetTop = false;
bool bSetBot = false;
bool bReset = false;
if (g_PrefsDlg.m_nMouseButtons == 2)
{
// 2 button mice...
//
bToggle = (GetKeyState(VK_F1) & 0x8000) != 0;
bSetTop = (GetKeyState(VK_F2) & 0x8000) != 0;
bSetBot = (GetKeyState(VK_F3) & 0x8000) != 0;
bReset = (GetKeyState(VK_F4) & 0x8000) != 0;
}
else
{
// 3 button mice...
//
bToggle = (buttons == (MK_RBUTTON|MK_SHIFT|MK_CONTROL));
bSetTop = (buttons == (MK_RBUTTON|MK_SHIFT));
bSetBot = (buttons == (MK_RBUTTON|MK_CONTROL));
bReset = (GetKeyState(VK_F4) & 0x8000) != 0;
}
if (bToggle)
{
g_pParentWnd->GetZWnd()->m_pZClip->Enable(!(g_pParentWnd->GetZWnd()->m_pZClip->IsEnabled()));
Sys_UpdateWindows (W_ALL);
return;
}
if (bSetTop)
{
g_pParentWnd->GetZWnd()->m_pZClip->SetTop(org[2]);
Sys_UpdateWindows (W_ALL);
return;
}
if (bSetBot)
{
g_pParentWnd->GetZWnd()->m_pZClip->SetBottom(org[2]);
Sys_UpdateWindows (W_ALL);
return;
}
if (bReset)
{
g_pParentWnd->GetZWnd()->m_pZClip->Reset();
Sys_UpdateWindows (W_ALL);
return;
}
}
//
// LBUTTON = manipulate selection shift-LBUTTON = select middle button = grab
// texture ctrl-middle button = set entire brush to texture ctrl-shift-middle
// button = set single face to texture
//
// see code above for these next 3, I just commented them here as well for clarity...
//
// ctrl-shift-RIGHT button = toggle ZClip on/off
// shift-RIGHT button = set ZClip top marker
// ctrl-RIGHT button = set ZClip bottom marker
int nMouseButton = g_PrefsDlg.m_nMouseButtons == 2 ? MK_RBUTTON : MK_MBUTTON;
if
(
(buttons == MK_LBUTTON) ||
(buttons == (MK_LBUTTON | MK_SHIFT)) ||
(buttons == MK_MBUTTON) // || (buttons == (MK_MBUTTON|MK_CONTROL))
||
(buttons == (nMouseButton | MK_SHIFT | MK_CONTROL))
) {
Drag_Begin(x, y, buttons, vright, vup, org, dir);
return;
}
// control mbutton = move camera
if ((buttons == (MK_CONTROL | nMouseButton)) || (buttons == (MK_CONTROL | MK_LBUTTON))) {
g_pParentWnd->GetCamera()->Camera().origin[2] = org[2];
Sys_UpdateWindows(W_CAMERA | W_XY_OVERLAY | W_Z);
}
}
/*
=======================================================================================================================
Z_MouseUp
=======================================================================================================================
*/
void Z_MouseUp(int x, int y, int buttons) {
Drag_MouseUp();
}
/*
=======================================================================================================================
Z_MouseMoved
=======================================================================================================================
*/
void Z_MouseMoved(int x, int y, int buttons) {
if (!buttons) {
return;
}
if (buttons == MK_LBUTTON) {
Drag_MouseMoved(x, y, buttons);
Sys_UpdateWindows(W_Z | W_CAMERA_IFON | W_XY);
return;
}
// rbutton = drag z origin
if (buttons == MK_RBUTTON) {
Sys_GetCursorPos(&x, &y);
if (y != cursory) {
z.origin[2] += y - cursory;
Sys_SetCursorPos(cursorx, cursory);
Sys_UpdateWindows(W_Z);
}
return;
}
// control mbutton = move camera
int nMouseButton = g_PrefsDlg.m_nMouseButtons == 2 ? MK_RBUTTON : MK_MBUTTON;
if ((buttons == (MK_CONTROL | nMouseButton)) || (buttons == (MK_CONTROL | MK_LBUTTON))) {
g_pParentWnd->GetCamera()->Camera().origin[2] = z.origin[2] + (y - (z.height / 2)) / z.scale;
Sys_UpdateWindows(W_CAMERA | W_XY_OVERLAY | W_Z);
}
}
/*
=======================================================================================================================
DRAWING <20>
Z_DrawGrid
=======================================================================================================================
*/
void Z_DrawGrid(void) {
float zz, zb, ze;
int w, h;
char text[32];
w = z.width / 2 / z.scale;
h = z.height / 2 / z.scale;
zb = z.origin[2] - h;
if (zb < region_mins[2]) {
zb = region_mins[2];
}
zb = 64 * floor(zb / 64);
ze = z.origin[2] + h;
if (ze > region_maxs[2]) {
ze = region_maxs[2];
}
ze = 64 * ceil(ze / 64);
// draw major blocks
qglColor3fv( g_qeglobals.d_savedinfo.colors[COLOR_GRIDMAJOR].ToFloatPtr() );
qglBegin(GL_LINES);
qglVertex2f(0, zb);
qglVertex2f(0, ze);
for (zz = zb; zz < ze; zz += 64) {
qglVertex2f(-w, zz);
qglVertex2f(w, zz);
}
qglEnd();
// draw minor blocks
if ( g_qeglobals.d_showgrid &&
g_qeglobals.d_gridsize * z.scale >= 4 &&
!g_qeglobals.d_savedinfo.colors[COLOR_GRIDMINOR].Compare( g_qeglobals.d_savedinfo.colors[COLOR_GRIDBACK] ) ) {
qglColor3fv(g_qeglobals.d_savedinfo.colors[COLOR_GRIDMINOR].ToFloatPtr());
qglBegin(GL_LINES);
for (zz = zb; zz < ze; zz += g_qeglobals.d_gridsize) {
if (!((int)zz & 63)) {
continue;
}
qglVertex2f(-w, zz);
qglVertex2f(w, zz);
}
qglEnd();
}
// draw coordinate text if needed
qglColor3fv(g_qeglobals.d_savedinfo.colors[COLOR_GRIDTEXT].ToFloatPtr());
for (zz = zb; zz < ze; zz += 64) {
qglRasterPos2f(-w + 1, zz);
sprintf(text, "%i", (int)zz);
qglCallLists(strlen(text), GL_UNSIGNED_BYTE, text);
}
}
#define CAM_HEIGHT 48 // height of main part
#define CAM_GIZMO 8 // height of the gizmo
/*
=======================================================================================================================
=======================================================================================================================
*/
void ZDrawCameraIcon(void) {
float x, y;
int xCam = z.width / 4;
x = 0;
y = g_pParentWnd->GetCamera()->Camera().origin[2];
qglColor3f(0.0, 0.0, 1.0);
qglBegin(GL_LINE_STRIP);
qglVertex3f(x - xCam, y, 0);
qglVertex3f(x, y + CAM_GIZMO, 0);
qglVertex3f(x + xCam, y, 0);
qglVertex3f(x, y - CAM_GIZMO, 0);
qglVertex3f(x - xCam, y, 0);
qglVertex3f(x + xCam, y, 0);
qglVertex3f(x + xCam, y - CAM_HEIGHT, 0);
qglVertex3f(x - xCam, y - CAM_HEIGHT, 0);
qglVertex3f(x - xCam, y, 0);
qglEnd();
}
void ZDrawZClip()
{
float x,y;
x = 0;
y = g_pParentWnd->GetCamera()->Camera().origin[2];
if (g_pParentWnd->GetZWnd()->m_pZClip) // should always be the case I think
g_pParentWnd->GetZWnd()->m_pZClip->Paint();
}
GLbitfield glbitClear = GL_COLOR_BUFFER_BIT; // HACK
/*
=======================================================================================================================
Z_Draw
=======================================================================================================================
*/
void Z_Draw(void) {
brush_t *brush;
float w, h;
float top, bottom;
idVec3 org_top, org_bottom, dir_up, dir_down;
int xCam = z.width / 3;
if (!active_brushes.next) {
return; // not valid yet
}
// clear
qglViewport(0, 0, z.width, z.height);
qglScissor(0, 0, z.width, z.height);
qglClearColor
(
g_qeglobals.d_savedinfo.colors[COLOR_GRIDBACK][0],
g_qeglobals.d_savedinfo.colors[COLOR_GRIDBACK][1],
g_qeglobals.d_savedinfo.colors[COLOR_GRIDBACK][2],
0
);
/*
* GL Bug <20>
* When not using hw acceleration, gl will fault if we clear the depth buffer bit
* on the first pass. The hack fix is to set the GL_DEPTH_BUFFER_BIT only after
* Z_Draw() has been called once. Yeah, right. <20>
* qglClear(glbitClear);
*/
qglClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//
// glbitClear |= GL_DEPTH_BUFFER_BIT;
// qglClear(GL_DEPTH_BUFFER_BIT);
//
qglMatrixMode(GL_PROJECTION);
qglLoadIdentity();
w = z.width / 2 / z.scale;
h = z.height / 2 / z.scale;
qglOrtho(-w, w, z.origin[2] - h, z.origin[2] + h, -8, 8);
globalImages->BindNull();
qglDisable(GL_DEPTH_TEST);
qglDisable(GL_BLEND);
// now draw the grid
Z_DrawGrid();
// draw stuff
qglDisable(GL_CULL_FACE);
qglPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
globalImages->BindNull();
// draw filled interiors and edges
dir_up[0] = 0;
dir_up[1] = 0;
dir_up[2] = 1;
dir_down[0] = 0;
dir_down[1] = 0;
dir_down[2] = -1;
VectorCopy(z.origin, org_top);
org_top[2] = 4096;
VectorCopy(z.origin, org_bottom);
org_bottom[2] = -4096;
for (brush = active_brushes.next; brush != &active_brushes; brush = brush->next) {
if
(
brush->mins[0] >= z.origin[0] ||
brush->maxs[0] <= z.origin[0] ||
brush->mins[1] >= z.origin[1] ||
brush->maxs[1] <= z.origin[1]
) {
continue;
}
if (!Brush_Ray(org_top, dir_down, brush, &top)) {
continue;
}
top = org_top[2] - top;
if (!Brush_Ray(org_bottom, dir_up, brush, &bottom)) {
continue;
}
bottom = org_bottom[2] + bottom;
//q = declManager->FindMaterial(brush->brush_faces->texdef.name);
qglColor3f(brush->owner->eclass->color.x, brush->owner->eclass->color.y, brush->owner->eclass->color.z);
qglBegin(GL_QUADS);
qglVertex2f(-xCam, bottom);
qglVertex2f(xCam, bottom);
qglVertex2f(xCam, top);
qglVertex2f(-xCam, top);
qglEnd();
qglColor3f(1, 1, 1);
qglBegin(GL_LINE_LOOP);
qglVertex2f(-xCam, bottom);
qglVertex2f(xCam, bottom);
qglVertex2f(xCam, top);
qglVertex2f(-xCam, top);
qglEnd();
}
// now draw selected brushes
for (brush = selected_brushes.next; brush != &selected_brushes; brush = brush->next) {
if
(
!(
brush->mins[0] >= z.origin[0] ||
brush->maxs[0] <= z.origin[0] ||
brush->mins[1] >= z.origin[1] ||
brush->maxs[1] <= z.origin[1]
)
) {
if (Brush_Ray(org_top, dir_down, brush, &top)) {
top = org_top[2] - top;
if (Brush_Ray(org_bottom, dir_up, brush, &bottom)) {
bottom = org_bottom[2] + bottom;
//q = declManager->FindMaterial(brush->brush_faces->texdef.name);
qglColor3f(brush->owner->eclass->color.x, brush->owner->eclass->color.y, brush->owner->eclass->color.z);
qglBegin(GL_QUADS);
qglVertex2f(-xCam, bottom);
qglVertex2f(xCam, bottom);
qglVertex2f(xCam, top);
qglVertex2f(-xCam, top);
qglEnd();
}
}
}
qglColor3fv(g_qeglobals.d_savedinfo.colors[COLOR_SELBRUSHES].ToFloatPtr());
qglBegin(GL_LINE_LOOP);
qglVertex2f(-xCam, brush->mins[2]);
qglVertex2f(xCam, brush->mins[2]);
qglVertex2f(xCam, brush->maxs[2]);
qglVertex2f(-xCam, brush->maxs[2]);
qglEnd();
}
ZDrawCameraIcon();
ZDrawZClip();
qglFinish();
QE_CheckOpenGLForErrors();
}