/*
==============
CaptureRenderToFile
==============
*/
void idRenderSystemLocal::CaptureRenderToFile( const char *fileName, bool fixAlpha ) {
if ( !glConfig.isInitialized ) {
return;
}
renderCrop_t *rc = &renderCrops[currentRenderCrop];
guiModel->EmitFullScreen();
guiModel->Clear();
R_IssueRenderCommands();
qglReadBuffer( GL_BACK );
// include extra space for OpenGL padding to word boundaries
int c = ( rc->width + 3 ) * rc->height;
byte *data = (byte *)R_StaticAlloc( c * 3 );
qglReadPixels( rc->x, rc->y, rc->width, rc->height, GL_RGB, GL_UNSIGNED_BYTE, data );
byte *data2 = (byte *)R_StaticAlloc( c * 4 );
for ( int i = 0 ; i < c ; i++ ) {
data2[ i * 4 ] = data[ i * 3 ];
data2[ i * 4 + 1 ] = data[ i * 3 + 1 ];
data2[ i * 4 + 2 ] = data[ i * 3 + 2 ];
data2[ i * 4 + 3 ] = 0xff;
}
R_WriteTGA( fileName, data2, rc->width, rc->height, true );
R_StaticFree( data );
R_StaticFree( data2 );
}
/*
====================
GenerateMegaPreview
Make a 2k x 2k preview image for a mega texture that can be used in modeling programs
====================
*/
void idMegaTexture::GenerateMegaPreview( const char *fileName ) {
idFile *fileHandle = fileSystem->OpenFileRead( fileName );
if ( !fileHandle ) {
common->Printf( "idMegaTexture: failed to open %s\n", fileName );
return;
}
idStr outName = fileName;
outName.StripFileExtension();
outName += "_preview.tga";
common->Printf( "Creating %s.\n", outName.c_str() );
megaTextureHeader_t header;
fileHandle->Read( &header, sizeof( header ) );
if ( header.tileSize < 64 || header.tilesWide < 1 || header.tilesHigh < 1 ) {
common->Printf( "idMegaTexture: bad header on %s\n", fileName );
return;
}
int tileSize = header.tileSize;
int width = header.tilesWide;
int height = header.tilesHigh;
int tileOffset = 1;
int tileBytes = tileSize * tileSize * 4;
// find the level that fits
while ( width * tileSize > 2048 || height * tileSize > 2048 ) {
tileOffset += width * height;
width >>= 1;
if ( width < 1 ) {
width = 1;
}
height >>= 1;
if ( height < 1 ) {
height = 1;
}
}
byte *pic = (byte *)R_StaticAlloc( width * height * tileBytes );
byte *oldBlock = (byte *)_alloca( tileBytes );
for ( int y = 0 ; y < height ; y++ ) {
for ( int x = 0 ; x < width ; x++ ) {
int tileNum = tileOffset + y * width + x;
fileHandle->Seek( tileNum * tileBytes, FS_SEEK_SET );
fileHandle->Read( oldBlock, tileBytes );
for ( int yy = 0 ; yy < tileSize ; yy++ ) {
memcpy( pic + ( ( y * tileSize + yy ) * width * tileSize + x * tileSize ) * 4,
oldBlock + yy * tileSize * 4, tileSize * 4 );
}
}
}
R_WriteTGA( outName.c_str(), pic, width * tileSize, height * tileSize, false );
R_StaticFree( pic );
delete fileHandle;
}
/*
==============
idRenderSystemLocal::CaptureRenderToFile
==============
*/
void idRenderSystemLocal::CaptureRenderToFile( const char *fileName, bool fixAlpha ) {
if ( !R_IsInitialized() ) {
return;
}
idScreenRect & rc = renderCrops[currentRenderCrop];
guiModel->EmitFullScreen();
guiModel->Clear();
RenderCommandBuffers( frameData->cmdHead );
if ( !vr->useFBO ) // koz
{
glReadBuffer( GL_BACK );
}
// include extra space for OpenGL padding to word boundaries
int c = ( rc.GetWidth() + 3 ) * rc.GetHeight();
byte *data = (byte *)R_StaticAlloc( c * 3 );
qglReadPixels( rc.x1, rc.y1, rc.GetWidth(), rc.GetHeight(), GL_RGB, GL_UNSIGNED_BYTE, data );
byte *data2 = (byte *)R_StaticAlloc( c * 4 );
for ( int i = 0 ; i < c ; i++ ) {
data2[ i * 4 ] = data[ i * 3 ];
data2[ i * 4 + 1 ] = data[ i * 3 + 1 ];
data2[ i * 4 + 2 ] = data[ i * 3 + 2 ];
data2[ i * 4 + 3 ] = 0xff;
}
R_WriteTGA( fileName, data2, rc.GetWidth(), rc.GetHeight(), true );
R_StaticFree( data );
R_StaticFree( data2 );
}
/*
===============
idRenderSystemLocal::WriteTGA
===============
*/
void idRenderSystemLocal::WriteTGA( const char *filename, const byte *data, int width, int height, bool flipVertical ) {
R_WriteTGA( filename, data, width, height, flipVertical );
}
/*
==============
WriteRenderBump
==============
*/
static void WriteRenderBump( renderBump_t *rb, int outLinePixels ) {
int width, height;
int i;
idStr filename;
renderModelManager->FreeModel( rb->highModel );
FreeTriHash( rb->hash );
width = rb->width;
height = rb->height;
#if 0
// save the non-outlined version
filename = source;
filename.setFileExtension();
filename.append( "_nooutline.tga" );
common->Printf( "writing %s\n", filename.c_str() );
WriteTGA( filename, globalPic, width, height );
#endif
// outline the image several times to help bilinear filtering across disconnected
// edges, and mip-mapping
for ( i = 0 ; i < outLinePixels ; i++ ) {
OutlineNormalMap( rb->localPic, width, height, 128, 128, 128 );
OutlineNormalMap( rb->globalPic, width, height, 128, 128, 128 );
OutlineColorMap( rb->colorPic, width, height, 128, 128, 128 );
}
// filter down if we are anti-aliasing
for ( i = 0 ; i < rb->antiAlias ; i++ ) {
byte *old;
old = rb->localPic;
rb->localPic = R_MipMap( rb->localPic, width, height, false );
Mem_Free( old );
old = rb->globalPic;
rb->globalPic = R_MipMap( rb->globalPic, width, height, false );
Mem_Free( old );
old = rb->colorPic;
rb->colorPic = R_MipMap( rb->colorPic, width, height, false );
Mem_Free( old );
width >>= 1;
height >>= 1;
}
// write out the local map
filename = rb->outputName;
filename.SetFileExtension( ".tga" );
common->Printf( "writing %s (%i,%i)\n", filename.c_str(), width, height );
R_WriteTGA( filename, rb->localPic, width, height );
if ( rb->saveGlobalMap ) {
filename = rb->outputName;
filename.StripFileExtension();
filename.Append( "_global.tga" );
common->Printf( "writing %s (%i,%i)\n", filename.c_str(), width, height );
R_WriteTGA( filename, rb->globalPic, width, height );
}
if ( rb->saveColorMap ) {
filename = rb->outputName;
filename.StripFileExtension();
filename.Append( "_color.tga" );
common->Printf( "writing %s (%i,%i)\n", filename.c_str(), width, height );
R_WriteTGA( filename, rb->colorPic, width, height );
}
Mem_Free( rb->localPic );
Mem_Free( rb->globalPic );
Mem_Free( rb->colorPic );
Mem_Free( rb->edgeDistances );
}
/*
==============
RenderBumpFlat_f
==============
*/
void RenderBumpFlat_f( const idCmdArgs &args ) {
int width, height;
idStr source;
int i;
idBounds bounds;
srfTriangles_t *mesh;
// update the screen as we print
common->SetRefreshOnPrint( true );
width = height = 256;
// check options
for ( i = 1 ; i < args.Argc() - 1; i++ ) {
const char *s;
s = args.Argv( i );
if ( s[0] == '-' ) {
i++;
s = args.Argv( i );
}
if ( !idStr::Icmp( s, "size" ) ) {
if ( i + 2 >= args.Argc() ) {
i = args.Argc();
break;
}
width = atoi( args.Argv( i + 1 ) );
height = atoi( args.Argv( i + 2 ) );
i += 2;
} else {
common->Printf( "WARNING: Unknown option \"%s\"\n", s );
break;
}
}
if ( i != ( args.Argc() - 1 ) ) {
common->Error( "usage: renderBumpFlat [-size width height] asefile" );
return;
}
common->Printf( "Final image size: %i, %i\n", width, height );
// load the source in "fastload" mode, because we don't
// need tangent and shadow information
source = args.Argv( i );
idRenderModel *highPolyModel = renderModelManager->AllocModel();
highPolyModel->PartialInitFromFile( source );
if ( highPolyModel->IsDefaultModel() ) {
common->Error( "failed to load %s", source.c_str() );
}
// combine the high poly model into a single polyset
if ( highPolyModel->NumSurfaces() != 1 ) {
highPolyModel = CombineModelSurfaces( highPolyModel );
}
// create normals if not present in file
const modelSurface_t *surf = highPolyModel->Surface( 0 );
mesh = surf->geometry;
// bound the entire file
R_BoundTriSurf( mesh );
bounds = mesh->bounds;
SaveWindow();
ResizeWindow( width, height );
// for small images, the viewport may be less than the minimum window
qglViewport( 0, 0, width, height );
qglEnable( GL_CULL_FACE );
qglCullFace( GL_FRONT );
qglDisable( GL_STENCIL_TEST );
qglDisable( GL_SCISSOR_TEST );
qglDisable( GL_ALPHA_TEST );
qglDisable( GL_BLEND );
qglEnable( GL_DEPTH_TEST );
qglDisable( GL_TEXTURE_2D );
qglDepthMask( GL_TRUE );
qglDepthFunc( GL_LEQUAL );
qglColor3f( 1, 1, 1 );
qglMatrixMode( GL_PROJECTION );
qglLoadIdentity();
qglOrtho( bounds[0][0], bounds[1][0], bounds[0][2],
bounds[1][2], -( bounds[0][1] - 1 ), -( bounds[1][1] + 1 ) );
qglMatrixMode( GL_MODELVIEW );
qglLoadIdentity();
// flat maps are automatically anti-aliased
idStr filename;
int j, k, c;
byte *buffer;
int *sumBuffer, *colorSumBuffer;
bool flat;
int sample;
sumBuffer = (int *)Mem_Alloc( width * height * 4 * 4 );
memset( sumBuffer, 0, width * height * 4 * 4 );
buffer = (byte *)Mem_Alloc( width * height * 4 );
colorSumBuffer = (int *)Mem_Alloc( width * height * 4 * 4 );
memset( sumBuffer, 0, width * height * 4 * 4 );
flat = false;
//flat = true;
for ( sample = 0 ; sample < 16 ; sample++ ) {
float xOff, yOff;
xOff = ( ( sample & 3 ) / 4.0 ) * ( bounds[1][0] - bounds[0][0] ) / width;
yOff = ( ( sample / 4 ) / 4.0 ) * ( bounds[1][2] - bounds[0][2] ) / height;
for ( int colorPass = 0 ; colorPass < 2 ; colorPass++ ) {
qglClearColor(0.5,0.5,0.5,0);
qglClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
qglBegin( GL_TRIANGLES );
for ( i = 0 ; i < highPolyModel->NumSurfaces() ; i++ ) {
const modelSurface_t *surf = highPolyModel->Surface( i );
mesh = surf->geometry;
if ( colorPass ) {
// just render the surface color for artist visualization
for ( j = 0 ; j < mesh->numIndexes ; j+=3 ) {
for ( k = 0 ; k < 3 ; k++ ) {
int v;
float *a;
v = mesh->indexes[j+k];
qglColor3ubv( mesh->verts[v].color );
a = mesh->verts[v].xyz.ToFloatPtr();
qglVertex3f( a[0] + xOff, a[2] + yOff, a[1] );
}
}
} else {
// render as normal map
// we can either flat shade from the plane,
// or smooth shade from the vertex normals
for ( j = 0 ; j < mesh->numIndexes ; j+=3 ) {
if ( flat ) {
idPlane plane;
idVec3 *a, *b, *c;
int v1, v2, v3;
v1 = mesh->indexes[j+0];
v2 = mesh->indexes[j+1];
v3 = mesh->indexes[j+2];
a = &mesh->verts[ v1 ].xyz;
b = &mesh->verts[ v2 ].xyz;
c = &mesh->verts[ v3 ].xyz;
plane.FromPoints( *a, *b, *c );
// NULLNORMAL is used by the artists to force an area to reflect no
// light at all
if ( surf->shader->GetSurfaceFlags() & SURF_NULLNORMAL ) {
qglColor3f( 0.5, 0.5, 0.5 );
} else {
qglColor3f( 0.5 + 0.5*plane[0], 0.5 - 0.5*plane[2], 0.5 - 0.5*plane[1] );
}
qglVertex3f( (*a)[0] + xOff, (*a)[2] + yOff, (*a)[1] );
qglVertex3f( (*b)[0] + xOff, (*b)[2] + yOff, (*b)[1] );
qglVertex3f( (*c)[0] + xOff, (*c)[2] + yOff, (*c)[1] );
} else {
for ( k = 0 ; k < 3 ; k++ ) {
int v;
float *n;
float *a;
v = mesh->indexes[j+k];
n = mesh->verts[v].normal.ToFloatPtr();
// NULLNORMAL is used by the artists to force an area to reflect no
// light at all
if ( surf->shader->GetSurfaceFlags() & SURF_NULLNORMAL ) {
qglColor3f( 0.5, 0.5, 0.5 );
} else {
// we are going to flip the normal Z direction
qglColor3f( 0.5 + 0.5*n[0], 0.5 - 0.5*n[2], 0.5 - 0.5*n[1] );
}
a = mesh->verts[v].xyz.ToFloatPtr();
qglVertex3f( a[0] + xOff, a[2] + yOff, a[1] );
}
}
}
}
}
qglEnd();
qglFlush();
GLimp_SwapBuffers();
qglReadPixels( 0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buffer );
c = width * height;
if ( colorPass ) {
// add to the sum buffer
for ( i = 0 ; i < c ; i++ ) {
colorSumBuffer[i*4+0] += buffer[i*4+0];
colorSumBuffer[i*4+1] += buffer[i*4+1];
colorSumBuffer[i*4+2] += buffer[i*4+2];
colorSumBuffer[i*4+3] += buffer[i*4+3];
}
} else {
// normalize
for ( i = 0 ; i < c ; i++ ) {
idVec3 v;
v[0] = ( buffer[i*4+0] - 128 ) / 127.0;
v[1] = ( buffer[i*4+1] - 128 ) / 127.0;
v[2] = ( buffer[i*4+2] - 128 ) / 127.0;
v.Normalize();
buffer[i*4+0] = 128 + 127 * v[0];
buffer[i*4+1] = 128 + 127 * v[1];
buffer[i*4+2] = 128 + 127 * v[2];
}
// outline into non-drawn areas
for ( i = 0 ; i < 8 ; i++ ) {
OutlineNormalMap( buffer, width, height, 128, 128, 128 );
}
// add to the sum buffer
for ( i = 0 ; i < c ; i++ ) {
sumBuffer[i*4+0] += buffer[i*4+0];
sumBuffer[i*4+1] += buffer[i*4+1];
sumBuffer[i*4+2] += buffer[i*4+2];
sumBuffer[i*4+3] += buffer[i*4+3];
}
}
}
}
c = width * height;
// save out the color map
for ( i = 0 ; i < c ; i++ ) {
buffer[i*4+0] = colorSumBuffer[i*4+0] / 16;
buffer[i*4+1] = colorSumBuffer[i*4+1] / 16;
buffer[i*4+2] = colorSumBuffer[i*4+2] / 16;
buffer[i*4+3] = colorSumBuffer[i*4+3] / 16;
}
filename = source;
filename.StripFileExtension();
filename.Append( "_color.tga" );
R_VerticalFlip( buffer, width, height );
R_WriteTGA( filename, buffer, width, height );
// save out the local map
// scale the sum buffer back down to the sample buffer
// we allow this to denormalize
for ( i = 0 ; i < c ; i++ ) {
buffer[i*4+0] = sumBuffer[i*4+0] / 16;
buffer[i*4+1] = sumBuffer[i*4+1] / 16;
buffer[i*4+2] = sumBuffer[i*4+2] / 16;
buffer[i*4+3] = sumBuffer[i*4+3] / 16;
}
filename = source;
filename.StripFileExtension();
filename.Append( "_local.tga" );
common->Printf( "writing %s (%i,%i)\n", filename.c_str(), width, height );
R_VerticalFlip( buffer, width, height );
R_WriteTGA( filename, buffer, width, height );
// free the model
renderModelManager->FreeModel( highPolyModel );
// free our work buffer
Mem_Free( buffer );
Mem_Free( sumBuffer );
Mem_Free( colorSumBuffer );
RestoreWindow();
// stop updating the screen as we print
common->SetRefreshOnPrint( false );
common->Error( "Completed." );
}
/*
===============
R_CombineCubeImages_f
Used to combine animations of six separate tga files into
a serials of 6x taller tga files, for preparation to roq compress
===============
*/
void R_CombineCubeImages_f( const idCmdArgs &args ) {
if ( args.Argc() != 2 ) {
common->Printf( "usage: combineCubeImages <baseName>\n" );
common->Printf( " combines basename[1-6][0001-9999].tga to basenameCM[0001-9999].tga\n" );
common->Printf( " 1: forward 2:right 3:back 4:left 5:up 6:down\n" );
return;
}
idStr baseName = args.Argv( 1 );
common->SetRefreshOnPrint( true );
for ( int frameNum = 1 ; frameNum < 10000 ; frameNum++ ) {
char filename[MAX_IMAGE_NAME];
byte *pics[6];
int width = 0, height = 0;
int side;
int orderRemap[6] = { 1,3,4,2,5,6 };
for ( side = 0 ; side < 6 ; side++ ) {
sprintf( filename, "%s%i%04i.tga", baseName.c_str(), orderRemap[side], frameNum );
common->Printf( "reading %s\n", filename );
R_LoadImage( filename, &pics[side], &width, &height, NULL, true );
if ( !pics[side] ) {
common->Printf( "not found.\n" );
break;
}
// convert from "camera" images to native cube map images
switch( side ) {
case 0: // forward
R_RotatePic( pics[side], width);
break;
case 1: // back
R_RotatePic( pics[side], width);
R_HorizontalFlip( pics[side], width, height );
R_VerticalFlip( pics[side], width, height );
break;
case 2: // left
R_VerticalFlip( pics[side], width, height );
break;
case 3: // right
R_HorizontalFlip( pics[side], width, height );
break;
case 4: // up
R_RotatePic( pics[side], width);
break;
case 5: // down
R_RotatePic( pics[side], width);
break;
}
}
if ( side != 6 ) {
for ( int i = 0 ; i < side ; side++ ) {
Mem_Free( pics[side] );
}
break;
}
idTempArray<byte> buf( width*height*6*4 );
byte *combined = (byte *)buf.Ptr();
for ( side = 0 ; side < 6 ; side++ ) {
memcpy( combined+width*height*4*side, pics[side], width*height*4 );
Mem_Free( pics[side] );
}
sprintf( filename, "%sCM%04i.tga", baseName.c_str(), frameNum );
common->Printf( "writing %s\n", filename );
R_WriteTGA( filename, combined, width, height*6 );
}
common->SetRefreshOnPrint( false );
}
