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* view.show.blocks (_blocksize display): support q3map2 way of handling (3 values input, zero values, Z splits)

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This commit is contained in:
Garux 2021-11-07 08:28:41 +03:00
parent d75792d9a9
commit 53382854f9
1 changed files with 41 additions and 26 deletions
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67
radiant/xywindow.cpp
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@ -88,7 +88,6 @@ struct xywindow_globals_private_t
bool show_workzone;
bool show_blocks;
int blockSize;
bool m_bChaseMouse;
bool m_bShowSize;
@ -1670,21 +1669,25 @@ void XYWnd::XY_DrawGrid() {
==============
*/
void XYWnd::XY_DrawBlockGrid(){
int bs[3] = { 1024, 1024, 1024 }; // compiler's default
if ( Map_FindWorldspawn( g_map ) == 0 ) {
return;
}
const char *value = Node_getEntity( *Map_GetWorldspawn( g_map ) )->getKeyValue( "_blocksize" );
if ( strlen( value ) ) {
sscanf( value, "%i", &g_xywindow_globals_private.blockSize );
if ( !string_empty( value ) ) {
const int scanned = sscanf( value, "%i %i %i", bs, bs + 1, bs + 2 );
if( scanned == 1 || scanned == 2 ) /* handle legacy case */
bs[1] = bs[2] = bs[0];
}
if ( !g_xywindow_globals_private.blockSize || g_xywindow_globals_private.blockSize > 65536 || g_xywindow_globals_private.blockSize < 1024 ) {
// don't use custom blocksize if it is less than the default, or greater than the maximum world coordinate
g_xywindow_globals_private.blockSize = 1024;
}
NDIM1NDIM2( m_viewType )
float x, y;
char text[32];
int bs1 = bs[nDim1];
int bs2 = bs[nDim2];
if( bs1 <= 0 && bs2 <= 0 ) // zero disables
return;
glDisable( GL_TEXTURE_2D );
glDisable( GL_TEXTURE_1D );
@ -1694,12 +1697,21 @@ void XYWnd::XY_DrawBlockGrid(){
const float w = ( m_nWidth / 2 / m_fScale );
const float h = ( m_nHeight / 2 / m_fScale );
NDIM1NDIM2( m_viewType )
float xb = std::max( m_vOrigin[nDim1] - w, g_region_mins[nDim1] );
float xe = std::min( m_vOrigin[nDim1] + w, g_region_maxs[nDim1] );
float yb = std::max( m_vOrigin[nDim2] - h, g_region_mins[nDim2] );
float ye = std::min( m_vOrigin[nDim2] + h, g_region_maxs[nDim2] );
const float xb = g_xywindow_globals_private.blockSize * floor( std::max( m_vOrigin[nDim1] - w, g_region_mins[nDim1] ) / g_xywindow_globals_private.blockSize );
const float xe = g_xywindow_globals_private.blockSize * ceil( std::min( m_vOrigin[nDim1] + w, g_region_maxs[nDim1] ) / g_xywindow_globals_private.blockSize );
const float yb = g_xywindow_globals_private.blockSize * floor( std::max( m_vOrigin[nDim2] - h, g_region_mins[nDim2] ) / g_xywindow_globals_private.blockSize );
const float ye = g_xywindow_globals_private.blockSize * ceil( std::min( m_vOrigin[nDim2] + h, g_region_maxs[nDim2] ) / g_xywindow_globals_private.blockSize );
if( bs1 > 0 ){
bs1 = std::clamp( bs1, 256, 65536 );
xb = bs1 * floor( xb / bs1 );
xe = bs1 * ceil( xe / bs1 );
}
if( bs2 > 0 ){
bs2 = std::clamp( bs2, 256, 65536 );
yb = bs2 * floor( yb / bs2 );
ye = bs2 * ceil( ye / bs2 );
}
// draw major blocks
@ -1708,14 +1720,16 @@ void XYWnd::XY_DrawBlockGrid(){
glBegin( GL_LINES );
for ( x = xb; x <= xe; x += g_xywindow_globals_private.blockSize )
{
glVertex2f( x, yb );
glVertex2f( x, ye );
if( bs1 > 0 ) {
for ( float x = xb; x <= xe; x += bs1 )
{
glVertex2f( x, yb );
glVertex2f( x, ye );
}
}
if ( m_viewType == XY ) {
for ( y = yb; y <= ye; y += g_xywindow_globals_private.blockSize )
if ( bs2 > 0 ) {
for ( float y = yb; y <= ye; y += bs2 )
{
glVertex2f( xb, y );
glVertex2f( xe, y );
@ -1725,18 +1739,19 @@ void XYWnd::XY_DrawBlockGrid(){
glEnd();
glLineWidth( 1 );
#if 0
// draw coordinate text if needed
char text[32];
if ( m_viewType == XY && m_fScale > .1 ) {
for ( x = xb; x < xe; x += g_xywindow_globals_private.blockSize )
for ( y = yb; y < ye; y += g_xywindow_globals_private.blockSize )
for ( float x = xb; x < xe; x += bs1 )
for ( float y = yb; y < ye; y += bs2 )
{
glRasterPos2f( x + ( g_xywindow_globals_private.blockSize / 2 ), y + ( g_xywindow_globals_private.blockSize / 2 ) );
sprintf( text, "%i,%i",(int)floor( x / g_xywindow_globals_private.blockSize ), (int)floor( y / g_xywindow_globals_private.blockSize ) );
glRasterPos2f( x + ( bs1 / 2 ), y + ( bs2 / 2 ) );
sprintf( text, "%i,%i",(int)floor( x / bs1 ), (int)floor( y / bs2 ) );
GlobalOpenGL().drawString( text );
}
}
#endif
glColor4f( 0, 0, 0, 0 );
}