void OGLRender::DisableMultiTexture()
{
glActiveTexture(GL_TEXTURE1);
EnableTexUnit(1, false);
glActiveTexture(GL_TEXTURE0);
EnableTexUnit(0, false);
glActiveTexture(GL_TEXTURE0);
EnableTexUnit(0, true);
}
void OGLRender::InitCombinerBlenderForSimpleRectDraw(uint32_t tile)
{
//glEnable(GL_CULL_FACE);
EnableTexUnit(0, false);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//glEnable(GL_ALPHA_TEST);
}
void OGLRender::SetTextureVFlag(TextureUVFlag dwFlag, uint32 dwTile)
{
TileVFlags[dwTile] = dwFlag;
if( dwTile == gRSP.curTile ) // For basic OGL, only support the 1st texel
{
COGLTexture* pTexture = g_textures[gRSP.curTile].m_pCOGLTexture;
if( pTexture )
{
EnableTexUnit(0,TRUE);
BindTexture(pTexture->m_dwTextureName, 0);
}
SetTexWrapT(0, OGLXUVFlagMaps[dwFlag].realFlag);
}
}
void COGLExtRender::SetTextureUFlag(TextureUVFlag dwFlag, uint32 dwTile)
{
TileUFlags[dwTile] = dwFlag;
if( !m_bEnableMultiTexture )
{
OGLRender::SetTextureUFlag(dwFlag, dwTile);
return;
}
int tex;
if( dwTile == gRSP.curTile )
tex=0;
else if( dwTile == ((gRSP.curTile+1)&7) )
tex=1;
else
{
if( dwTile == ((gRSP.curTile+2)&7) )
tex=2;
else if( dwTile == ((gRSP.curTile+3)&7) )
tex=3;
else
{
TRACE2("Incorrect tile number for OGL SetTextureUFlag: cur=%d, tile=%d", gRSP.curTile, dwTile);
return;
}
}
for( int textureNo=0; textureNo<8; textureNo++)
{
if( m_textureUnitMap[textureNo] == tex )
{
pglActiveTexture(GL_TEXTURE0_ARB+textureNo);
OPENGL_CHECK_ERRORS;
COGLTexture* pTexture = g_textures[(gRSP.curTile+tex)&7].m_pCOGLTexture;
if( pTexture )
{
EnableTexUnit(textureNo,TRUE);
BindTexture(pTexture->m_dwTextureName, textureNo);
}
SetTexWrapS(textureNo, OGLXUVFlagMaps[dwFlag].realFlag);
}
}
}