gtkradiant/contrib/bobtoolz/DPatch.cpp
TTimo 33efc90892 more eol-style
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/branches/ZeroRadiant@185 8a3a26a2-13c4-0310-b231-cf6edde360e5
2007-11-04 03:51:54 +00:00

414 lines
9.1 KiB
C++

/*
BobToolz plugin for GtkRadiant
Copyright (C) 2001 Gordon Biggans
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// DPatch.cpp: implementation of the DPatch class.
//
//////////////////////////////////////////////////////////////////////
#include "StdAfx.h"
#include "DPatch.h"
#include "misc.h"
#include "./dialogs/dialogs-gtk.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
// Added patch merging, wahey!
//
// problem is, you cant put patches into entities as yet :(
//
DPatch::DPatch()
{
width = MIN_PATCH_WIDTH;
height = MIN_PATCH_HEIGHT;
QER_patch = NULL;
QER_brush = NULL;
}
DPatch::~DPatch()
{
}
void DPatch::SetTexture(const char *textureName)
{
strcpy(texture, textureName);
}
void CopyDrawVert(const drawVert_t* in, drawVert_t* out)
{
out->lightmap[0] = in->lightmap[0];
out->lightmap[1] = in->lightmap[1];
out->st[0] = in->st[0];
out->st[1] = in->st[1];
VectorCopy(in->normal, out->normal);
VectorCopy(in->xyz, out->xyz);
}
void DPatch::BuildInRadiant(void* entity)
{
int nIndex = g_FuncTable.m_pfnCreatePatchHandle();
//$ FIXME: m_pfnGetPatchHandle
patchMesh_t* pm = g_FuncTable.m_pfnGetPatchData(nIndex);
pm->height = height;
pm->width = width;
for(int x = 0; x < width; x++)
for(int y = 0; y < height; y++)
CopyDrawVert(&points[x][y], &pm->ctrl[x][y]);
QER_patch = pm;
/* if(entity)
{
// strcpy(pm->d_texture->name, texture);
brush_t* brush = (brush_t*)g_FuncTable.m_pfnCreateBrushHandle();
brush->patchBrush = TRUE;
brush->pPatch = pm;
pm->pSymbiot = brush;
pm->bSelected = false;
pm->bOverlay = false; // bleh, f*cks up, just have to wait for a proper function
pm->bDirty = true; // or get my own patch out....
pm->nListID = -1;
g_FuncTable.m_pfnCommitBrushHandleToEntity(brush, entity);
}
else*/ // patch to entity just plain dont work atm
if(entity)
g_FuncTable.m_pfnCommitPatchHandleToEntity(nIndex, pm, texture, entity);
else
g_FuncTable.m_pfnCommitPatchHandleToMap(nIndex, pm, texture);
QER_brush = pm->pSymbiot;
}
void DPatch::LoadFromBrush_t(brush_t* brush)
{
QER_brush = brush;
QER_patch = brush->pPatch;
SetTexture(QER_patch->pShader->getName());
for(int x = 0; x < QER_patch->width; x++)
for(int y = 0; y < QER_patch->height; y++)
CopyDrawVert(&QER_patch->ctrl[x][y], &points[x][y]);
width = QER_patch->width;
height = QER_patch->height;
}
void DPatch::RemoveFromRadiant()
{
if(QER_brush)
g_FuncTable.m_pfnDeleteBrushHandle(QER_brush);
}
bool DPatch::ResetTextures(const char *oldTextureName, const char *newTextureName)
{
if( !oldTextureName || !strcmp(texture, oldTextureName))
{
strcpy(texture, newTextureName);
return TRUE;
}
return FALSE;
}
void Build1dArray(vec3_t* array, drawVert_t points[MAX_PATCH_WIDTH][MAX_PATCH_HEIGHT],
int startX, int startY, int number, bool horizontal, bool inverse)
{
int x = startX, y = startY, i, step;
if(inverse)
step = -1;
else
step = 1;
for(i = 0; i < number; i++)
{
VectorCopy(points[x][y].xyz, array[i]);
if(horizontal)
x+=step;
else
y+=step;
}
}
void Print1dArray(vec3_t* array, int size)
{
for(int i = 0; i < size; i++)
Sys_Printf("(%.0f %.0f %.0f)\t", array[i][0], array[i][1], array[i][2]);
Sys_Printf("\n");
}
bool Compare1dArrays(vec3_t* a1, vec3_t* a2, int size)
{
int i;
bool equal = true;
for(i = 0; i < size; i++)
{
if(!VectorCompare(a1[i], a2[size-i-1]))
{
equal = false;
break;
}
}
return equal;
}
patch_merge_t DPatch::IsMergable(DPatch *other)
{
int i, j;
vec3_t p1Array[4][MAX_PATCH_HEIGHT];
vec3_t p2Array[4][MAX_PATCH_HEIGHT];
int p1ArraySizes[4];
int p2ArraySizes[4];
patch_merge_t merge_info;
Build1dArray(p1Array[0], this->points, 0, 0, this->width, true, false);
Build1dArray(p1Array[1], this->points, this->width-1, 0, this->height, false, false);
Build1dArray(p1Array[2], this->points, this->width-1, this->height-1, this->width, true, true);
Build1dArray(p1Array[3], this->points, 0, this->height-1, this->height, false, true);
Build1dArray(p2Array[0], other->points, 0, 0, other->width, true, false);
Build1dArray(p2Array[1], other->points, other->width-1, 0, other->height, false, false);
Build1dArray(p2Array[2], other->points, other->width-1, other->height-1, other->width, true, true);
Build1dArray(p2Array[3], other->points, 0, other->height-1, other->height, false, true);
p1ArraySizes[0] = this->width;
p1ArraySizes[1] = this->height;
p1ArraySizes[2] = this->width;
p1ArraySizes[3] = this->height;
p2ArraySizes[0] = other->width;
p2ArraySizes[1] = other->height;
p2ArraySizes[2] = other->width;
p2ArraySizes[3] = other->height;
for(i = 0; i < 4; i++)
{
for(j = 0; j < 4; j++)
{
if(p1ArraySizes[i] == p2ArraySizes[j])
{
if(Compare1dArrays(p1Array[i], p2Array[j], p1ArraySizes[i]))
{
merge_info.pos1 = i;
merge_info.pos2 = j;
merge_info.mergable = true;
return merge_info;
}
}
}
}
merge_info.mergable = false;
return merge_info;
}
DPatch* DPatch::MergePatches(patch_merge_t merge_info, DPatch *p1, DPatch *p2)
{
while(merge_info.pos1 != 2)
{
p1->Transpose();
merge_info.pos1--;
if(merge_info.pos1 < 0)
merge_info.pos1 += 4;
}
while(merge_info.pos2 != 0)
{
p2->Transpose();
merge_info.pos2--;
if(merge_info.pos2 < 0)
merge_info.pos2 += 3;
}
int newHeight = p1->height + p2->height - 1;
if(newHeight > MAX_PATCH_HEIGHT)
return NULL;
DPatch* newPatch = new DPatch();
newPatch->height = newHeight;
newPatch->width = p1->width;
newPatch->SetTexture(p1->texture);
int y = 0;
int i;
for(i = 0; i < p1->height; i++, y++)
for(int x = 0; x < p1->width; x++)
memcpy(&newPatch->points[x][y], &p1->points[x][i], sizeof(drawVert_t));
for(i = 1; i < p2->height; i++, y++)
for(int x = 0; x < p2->width; x++)
memcpy(&newPatch->points[x][y], &p2->points[x][i], sizeof(drawVert_t));
// newPatch->Invert();
return newPatch;
}
void DPatch::Invert()
{
drawVert_t vertTemp;
int i, j;
for(i = 0 ; i < width ; i++ )
{
for(j = 0; j < height / 2; j++)
{
memcpy(&vertTemp, &points[i][height - 1- j], sizeof (drawVert_t));
memcpy(&points[i][height - 1 - j], &points[i][j], sizeof(drawVert_t));
memcpy(&points[i][j], &vertTemp, sizeof(drawVert_t));
}
}
}
void DPatch::Transpose()
{
int i, j, w;
drawVert_t dv;
if ( width > height )
{
for ( i = 0 ; i < height ; i++ )
{
for ( j = i + 1 ; j < width ; j++ )
{
if ( j < height )
{
// swap the value
memcpy(&dv, &points[j][i], sizeof(drawVert_t));
memcpy(&points[j][i], &points[i][j], sizeof(drawVert_t));
memcpy(&points[i][j], &dv, sizeof(drawVert_t));
}
else
{
// just copy
memcpy(&points[i][j], &points[j][i], sizeof(drawVert_t));
}
}
}
}
else
{
for ( i = 0 ; i < width ; i++ )
{
for ( j = i + 1 ; j < height ; j++ )
{
if ( j < width )
{
// swap the value
memcpy(&dv, &points[i][j], sizeof(drawVert_t));
memcpy(&points[i][j], &points[j][i], sizeof(drawVert_t));
memcpy(&points[j][i], &dv, sizeof(drawVert_t));
}
else
{
// just copy
memcpy(&points[j][i], &points[i][j], sizeof(drawVert_t));
}
}
}
}
w = width;
width = height;
height = w;
Invert();
}
list<DPatch> DPatch::Split(bool rows, bool cols)
{
list<DPatch> patchList;
int i;
int x, y;
if(rows && height >= 5)
{
for(i = 0; i < (height-1)/2; i++)
{
DPatch p;
p.width = width;
p.height = 3;
p.SetTexture(texture);
for(y = 0; y < 3; y++)
{
for(x = 0; x < p.width; x++)
{
memcpy(&p.points[x][y], &points[x][(i*2)+y], sizeof(drawVert_t));
}
}
patchList.push_back(p);
}
if(cols && width >= 5)
{
list<DPatch> patchList2;
for(list<DPatch>::iterator patches = patchList.begin(); patches != patchList.end(); patches++)
{
list<DPatch> patchList3 = (*patches).Split(false, true);
for(list<DPatch>::iterator patches2 = patchList3.begin(); patches2 != patchList3.end(); patches2++)
patchList2.push_front(*patches2);
}
return patchList2;
}
}
else if(cols && width >= 5)
{
for(i = 0; i < (width-1)/2; i++)
{
DPatch p;
p.height = height;
p.width = 3;
p.SetTexture(texture);
for(x = 0; x < 3; x++)
{
for(y = 0; y < p.height; y++)
{
memcpy(&p.points[x][y], &points[(i*2)+x][y], sizeof(drawVert_t));
}
}
patchList.push_back(p);
}
}
return patchList;
}