bool Image2D::Render()
{
Debug ("Image2D::Render called.");
if (!m_active) return true;
// Place texture in buffer (as needed)
AssetManager::GetSingleton().LoadTexture(m_texture);
// Render the "model" in the correct location
// Determine where to render the image
int left = m_x - m_width/2;
int right = m_x + m_width/2;
int top = m_y - m_height/2;
int bottom = m_y + m_height/2;
// Start DIRECT mode transfer
VIFDynamicDMA.StartDirect();
// Add the GIFTag
VIFDynamicDMA.Add128(GS_GIFTAG_BATCH( 1, // NLOOP
1, // EOP
1, // PRE
GS_PRIM(PRIM_SPRITE, //PRIM
PRIM_IIP_FLAT,
PRIM_TME_ON,
PRIM_FGE_OFF,
PRIM_ABE_ON,
PRIM_AA1_OFF,
PRIM_FST_UV,
PRIM_CTXT_CONTEXT1,
PRIM_FIX_NOFIXDDA),
GIF_FLG_PACKED, //FLG
GS_BATCH_5( GIF_REG_RGBAQ, //BATCH
GIF_REG_UV,
GIF_REG_XYZ2,
GIF_REG_UV,
GIF_REG_XYZ2)));
// Add Vertex data
VIFDynamicDMA.Add128(PACKED_RGBA(m_r, m_g, m_b, m_a));
VIFDynamicDMA.Add128(PACKED_UV(0<<4, 0<<4));
VIFDynamicDMA.Add128(PACKED_XYZ2( (left + 2048)<< 4,
(top + 2048)<< 4,
m_depth,
0));
VIFDynamicDMA.Add128(PACKED_UV((255<<4), (255<<4)));
VIFDynamicDMA.Add128(PACKED_XYZ2( (right + 2048)<< 4,
(bottom + 2048)<< 4,
m_depth,
0));
// End the direct mode
VIFDynamicDMA.EndDirect();
return true;
}
/*
=============================
Textured Quad Render Function
=============================
*/
void PS2TexQuad::Render( void ) const {
VIFDynamicDMA.StartDirect();
/* Add the GIFTag */
VIFDynamicDMA.Add128( GS_GIFTAG_BATCH( mNumOfVerts, // NLOOP
1, // EOP
1, // PRE
GS_PRIM( PRIM_TRI_STRIP, // PRIM
PRIM_IIP_FLAT,
PRIM_TME_ON,
PRIM_FGE_OFF,
PRIM_ABE_ON,
PRIM_AA1_OFF,
PRIM_FST_UV,
PRIM_CTXT_CONTEXT1,
PRIM_FIX_NOFIXDDA ),
GIF_FLG_PACKED, // FLG
GS_BATCH_3( GIF_REG_RGBAQ,
GIF_REG_UV,
GIF_REG_XYZ2 ) ) ); // BATCH
for( int i = 0; i < mNumOfVerts; i++ ) {
/* Add the colour */
VIFDynamicDMA.Add128( PACKED_RGBA( pVertColours[ i ].mR, pVertColours[ i ].mG, pVertColours[ i ].mB, pVertColours[ i ].mA ) );
/* Add UV texture coordinates */
VIFDynamicDMA.Add128( PACKED_UV( ( ( ( int )pTexVerts[ i ].x ) << 4 ), ( ( ( int )pTexVerts[ i ] .y ) << 4 ) ) );
/* Add the position */
VIFDynamicDMA.Add128( PACKED_XYZ2( ( int )( ( 2048.0f + mX + pVerts[ i ].x ) * 16.0f ),
( int )( ( 2048.0f + mY + pVerts[ i ].y ) * 16.0f ),
( int )mZ,
0 ) );
}
VIFDynamicDMA.EndDirect();
}