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Fixed a glTexImage2D() usage bug where width and height were mis-swapped.

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Added support for --tile-radius=n option.
This commit is contained in:
curt 1998-05-07 23:15:20 +00:00
parent 58eb9b9089
commit a205e76218
3 changed files with 44 additions and 25 deletions
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10
Scenery/scenery.cxx
View file

@ -86,7 +86,7 @@ int fgSceneryInit( void ) {
}
}
xglTexImage2D(GL_TEXTURE_2D, 0, 3, height, width, 0,
xglTexImage2D(GL_TEXTURE_2D, 0, 3, width, height, 0,
GL_RGB, GL_UNSIGNED_BYTE, texbuf);
return(1);
@ -123,9 +123,13 @@ void fgSceneryRender( void ) {
/* $Log$
/* Revision 1.2 1998/05/02 01:52:16 curt
/* Playing around with texture coordinates.
/* Revision 1.3 1998/05/07 23:15:20 curt
/* Fixed a glTexImage2D() usage bug where width and height were mis-swapped.
/* Added support for --tile-radius=n option.
/*
* Revision 1.2 1998/05/02 01:52:16 curt
* Playing around with texture coordinates.
*
* Revision 1.1 1998/04/30 12:35:30 curt
* Added a command line rendering option specify smooth/flat shading.
*

12
Scenery/tilecache.hxx
View file

@ -49,8 +49,8 @@
/* For best results ... i.e. to avoid tile load problems and blank areas
*
* FG_TILE_CACHE_SIZE >= FG_LOCAL_X_Y + 2*max(FG_LOCAL_X, FG_LOCAL_Y) + 1 */
#define FG_TILE_CACHE_SIZE 100
* FG_TILE_CACHE_SIZE >= (o->tile_radius + 1) ** 2 */
#define FG_TILE_CACHE_SIZE 121
/* Tile cache record */
@ -88,9 +88,13 @@ void fgTileCacheEntryInfo( int index, GLint *display_list,
/* $Log$
/* Revision 1.5 1998/05/02 01:52:17 curt
/* Playing around with texture coordinates.
/* Revision 1.6 1998/05/07 23:15:20 curt
/* Fixed a glTexImage2D() usage bug where width and height were mis-swapped.
/* Added support for --tile-radius=n option.
/*
* Revision 1.5 1998/05/02 01:52:17 curt
* Playing around with texture coordinates.
*
* Revision 1.4 1998/04/30 12:35:31 curt
* Added a command line rendering option specify smooth/flat shading.
*

45
Scenery/tilemgr.cxx
View file

@ -1,6 +1,5 @@
/* -*- Mode: C++ -*-
*
* tilemgr.c -- routines to handle dynamic management of scenery tiles
/*
* tilemgr.cxx -- routines to handle dynamic management of scenery tiles
*
* Written by Curtis Olson, started January 1998.
*
@ -48,9 +47,7 @@
#include <Main/options.hxx>
#define FG_LOCAL_X 7 /* should be odd */
#define FG_LOCAL_Y 7 /* should be odd */
#define FG_LOCAL_X_Y 49 /* At least FG_LOCAL_X times FG_LOCAL_Y */
#define FG_LOCAL_X_Y 81 /* max(o->tile_radius) ** 2 */
/* closest (potentially viewable) tiles, centered on current tile.
@ -104,9 +101,11 @@ int fgTileMgrUpdate( void ) {
/* First time through, initialize the system and load all
* relavant tiles */
fgPrintf( FG_TERRAIN, FG_DEBUG, "First time through ... \n");
fgPrintf( FG_TERRAIN, FG_DEBUG, "Updating Tile list for %d,%d %d,%d\n",
fgPrintf( FG_TERRAIN, FG_INFO, " First time through ... ");
fgPrintf( FG_TERRAIN, FG_INFO, " Updating Tile list for %d,%d %d,%d\n",
p1.lon, p1.lat, p1.x, p1.y);
fgPrintf( FG_TERRAIN, FG_INFO, " Loading %d tiles\n",
o->tile_radius * o->tile_radius);
/* wipe tile cache */
fgTileCacheInit();
@ -126,26 +125,30 @@ int fgTileMgrUpdate( void ) {
AT ULTRA HIGH SPEEDS THIS ASSUMPTION MAY NOT BE VALID IF
THE AIRCRAFT CAN SKIP A TILE IN A SINGLE ITERATION. */
fgPrintf( FG_TERRAIN, FG_INFO, "Updating Tile list for %d,%d %d,%d\n",
p1.lon, p1.lat, p1.x, p1.y);
if ( (p1.lon > p_last.lon) ||
( (p1.lon == p_last.lon) && (p1.x > p_last.x) ) ) {
fgPrintf( FG_TERRAIN, FG_INFO, " Loading %d tiles\n",
o->tile_radius);
for ( j = 0; j < o->tile_radius; j++ ) {
/* scrolling East */
for ( i = 0; i < o->tile_radius - 1; i++ ) {
tiles[(j*o->tile_radius) + i] =
tiles[(j*o->tile_radius) + i + 1];
tiles[(j*o->tile_radius) + i] = tiles[(j*o->tile_radius) + i + 1];
}
/* load in new column */
fgBucketOffset(&p_last, &p2, dw + 1, j - dh);
fgTileMgrLoadTile(&p2, &tiles[(j*o->tile_radius) +
o->tile_radius - 1]);
fgTileMgrLoadTile(&p2, &tiles[(j*o->tile_radius) + o->tile_radius - 1]);
}
} else if ( (p1.lon < p_last.lon) ||
( (p1.lon == p_last.lon) && (p1.x < p_last.x) ) ) {
fgPrintf( FG_TERRAIN, FG_INFO, " Loading %d tiles\n",
o->tile_radius);
for ( j = 0; j < o->tile_radius; j++ ) {
/* scrolling West */
for ( i = o->tile_radius - 1; i > 0; i-- ) {
tiles[(j*o->tile_radius) + i] =
tiles[(j*o->tile_radius) + i - 1];
tiles[(j*o->tile_radius) + i] = tiles[(j*o->tile_radius) + i - 1];
}
/* load in new column */
fgBucketOffset(&p_last, &p2, -dw - 1, j - dh);
@ -155,6 +158,8 @@ int fgTileMgrUpdate( void ) {
if ( (p1.lat > p_last.lat) ||
( (p1.lat == p_last.lat) && (p1.y > p_last.y) ) ) {
fgPrintf( FG_TERRAIN, FG_INFO, " Loading %d tiles\n",
o->tile_radius);
for ( i = 0; i < o->tile_radius; i++ ) {
/* scrolling North */
for ( j = 0; j < o->tile_radius - 1; j++ ) {
@ -167,6 +172,8 @@ int fgTileMgrUpdate( void ) {
}
} else if ( (p1.lat < p_last.lat) ||
( (p1.lat == p_last.lat) && (p1.y < p_last.y) ) ) {
fgPrintf( FG_TERRAIN, FG_INFO, " Loading %d tiles\n",
o->tile_radius);
for ( i = 0; i < o->tile_radius; i++ ) {
/* scrolling South */
for ( j = o->tile_radius - 1; j > 0; j-- ) {
@ -210,7 +217,7 @@ void fgTileMgrRender( void ) {
FG_Longitude * RAD_TO_DEG, FG_Latitude * RAD_TO_DEG,
p.lon, p.lat, p.x, p.y, fgBucketGenIndex(&p) );
for ( i = 0; i < 2 * o->tile_radius; i++ ) {
for ( i = 0; i < (o->tile_radius * o->tile_radius); i++ ) {
index = tiles[i];
/* fgPrintf( FG_TERRAIN, FG_DEBUG, "Index = %d\n", index); */
fgTileCacheEntryInfo(index, &display_list, &local_ref );
@ -230,9 +237,13 @@ void fgTileMgrRender( void ) {
/* $Log$
/* Revision 1.7 1998/05/06 03:16:42 curt
/* Added an option to control square tile radius.
/* Revision 1.8 1998/05/07 23:15:21 curt
/* Fixed a glTexImage2D() usage bug where width and height were mis-swapped.
/* Added support for --tile-radius=n option.
/*
* Revision 1.7 1998/05/06 03:16:42 curt
* Added an option to control square tile radius.
*
* Revision 1.6 1998/05/02 01:52:18 curt
* Playing around with texture coordinates.
*