/*
=====================
idRenderSystemLocal::DrawBigChar
=====================
*/
void idRenderSystemLocal::DrawBigChar( int x, int y, int ch )
{
int row, col;
float frow, fcol;
float size;
ch &= 255;
if( ch == ' ' )
{
return;
}
if( y < -BIGCHAR_HEIGHT )
{
return;
}
row = ch >> 4;
col = ch & 15;
frow = row * 0.0625f;
fcol = col * 0.0625f;
size = 0.0625f;
DrawStretchPic( x, y, BIGCHAR_WIDTH, BIGCHAR_HEIGHT,
fcol, frow,
fcol + size, frow + size,
charSetMaterial );
}
/*
=====================
idRenderSystemLocal::DrawSmallChar
small chars are drawn at native screen resolution
=====================
*/
void idRenderSystemLocal::DrawSmallChar( int x, int y, int ch, const idMaterial *material ) {
int row, col;
float frow, fcol;
float size;
ch &= 255;
if ( ch == ' ' ) {
return;
}
if ( y < -SMALLCHAR_HEIGHT ) {
return;
}
row = ch >> 4;
col = ch & 15;
frow = row * 0.0625f;
fcol = col * 0.0625f;
size = 0.0625f;
DrawStretchPic( x, y, SMALLCHAR_WIDTH, SMALLCHAR_HEIGHT,
fcol, frow,
fcol + size, frow + size,
material );
}
/*
=============
idRenderSystemLocal::DrawStretchPic
=============
*/
void idRenderSystemLocal::DrawStretchPic( float x, float y, float w, float h, float s1, float t1, float s2, float t2, const idMaterial* material )
{
DrawStretchPic( idVec4( x, y, s1, t1 ), idVec4( x + w, y, s2, t1 ), idVec4( x + w, y + h, s2, t2 ), idVec4( x, y + h, s1, t2 ), material );
}
/*
=============
idRenderSystemLocal::DrawFilled
=============
*/
void idRenderSystemLocal::DrawFilled( const idVec4& color, float x, float y, float w, float h )
{
SetColor( color );
DrawStretchPic( x, y, w, h, 0.0f, 0.0f, 1.0f, 1.0f, whiteMaterial );
}
/*
=============
DrawStretchPic
x/y/w/h are in the 0,0 to 640,480 range
=============
*/
void idGuiModel::DrawStretchPic( float x, float y, float w, float h, float s1, float t1, float s2, float t2, const idMaterial *hShader ) {
idDrawVert verts[4];
glIndex_t indexes[6];
if ( !glConfig.isInitialized ) {
return;
}
if ( !hShader ) {
return;
}
// clip to edges, because the pic may be going into a guiShader
// instead of full screen
if ( x < 0 ) {
s1 += ( s2 - s1 ) * -x / w;
w += x;
x = 0;
}
if ( y < 0 ) {
t1 += ( t2 - t1 ) * -y / h;
h += y;
y = 0;
}
if ( x + w > 640 ) {
s2 -= ( s2 - s1 ) * ( x + w - 640 ) / w;
w = 640 - x;
}
if ( y + h > 480 ) {
t2 -= ( t2 - t1 ) * ( y + h - 480 ) / h;
h = 480 - y;
}
if ( w <= 0 || h <= 0 ) {
return; // completely clipped away
}
indexes[0] = 3;
indexes[1] = 0;
indexes[2] = 2;
indexes[3] = 2;
indexes[4] = 0;
indexes[5] = 1;
verts[0].xyz[0] = x;
verts[0].xyz[1] = y;
verts[0].xyz[2] = 0;
verts[0].st[0] = s1;
verts[0].st[1] = t1;
verts[0].normal[0] = 0;
verts[0].normal[1] = 0;
verts[0].normal[2] = 1;
verts[0].tangents[0][0] = 1;
verts[0].tangents[0][1] = 0;
verts[0].tangents[0][2] = 0;
verts[0].tangents[1][0] = 0;
verts[0].tangents[1][1] = 1;
verts[0].tangents[1][2] = 0;
verts[1].xyz[0] = x + w;
verts[1].xyz[1] = y;
verts[1].xyz[2] = 0;
verts[1].st[0] = s2;
verts[1].st[1] = t1;
verts[1].normal[0] = 0;
verts[1].normal[1] = 0;
verts[1].normal[2] = 1;
verts[1].tangents[0][0] = 1;
verts[1].tangents[0][1] = 0;
verts[1].tangents[0][2] = 0;
verts[1].tangents[1][0] = 0;
verts[1].tangents[1][1] = 1;
verts[1].tangents[1][2] = 0;
verts[2].xyz[0] = x + w;
verts[2].xyz[1] = y + h;
verts[2].xyz[2] = 0;
verts[2].st[0] = s2;
verts[2].st[1] = t2;
verts[2].normal[0] = 0;
verts[2].normal[1] = 0;
verts[2].normal[2] = 1;
verts[2].tangents[0][0] = 1;
verts[2].tangents[0][1] = 0;
verts[2].tangents[0][2] = 0;
verts[2].tangents[1][0] = 0;
verts[2].tangents[1][1] = 1;
verts[2].tangents[1][2] = 0;
verts[3].xyz[0] = x;
verts[3].xyz[1] = y + h;
verts[3].xyz[2] = 0;
verts[3].st[0] = s1;
verts[3].st[1] = t2;
verts[3].normal[0] = 0;
verts[3].normal[1] = 0;
verts[3].normal[2] = 1;
verts[3].tangents[0][0] = 1;
verts[3].tangents[0][1] = 0;
verts[3].tangents[0][2] = 0;
verts[3].tangents[1][0] = 0;
verts[3].tangents[1][1] = 1;
verts[3].tangents[1][2] = 0;
DrawStretchPic( &verts[0], &indexes[0], 4, 6, hShader, false, 0.0f, 0.0f, 640.0f, 480.0f );
}
