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add m-dual* Configrc variables

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David Rose 2002-05-15 18:42:17 +00:00
parent c50ec902b7
commit e86a87f2d8
3 changed files with 29 additions and 6 deletions
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8
panda/src/pgraph/config_pgraph.cxx
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@ -89,6 +89,14 @@ const bool fake_view_frustum_cull = config_pgraph.GetBool("fake-view-frustum-cul
// trapped with assert-abort). // trapped with assert-abort).
const bool unambiguous_graph = config_pgraph.GetBool("unambiguous-graph", false); const bool unambiguous_graph = config_pgraph.GetBool("unambiguous-graph", false);
// Set this false to disable TransparencyAttrib::M_dual altogether
// (and use M_alpha in its place).
const bool m_dual = config_pgraph.GetBool("m-dual", true);
// Set this false to disable just the opaque part of M_dual.
const bool m_dual_opaque = config_pgraph.GetBool("m-dual-opaque", true);
// Set this false to disable just the transparent part of M_dual.
const bool m_dual_transparent = config_pgraph.GetBool("m-dual-transparent", true);
//////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////
// Function: init_libpgraph // Function: init_libpgraph
// Description: Initializes the library. This must be called at // Description: Initializes the library. This must be called at

4
panda/src/pgraph/config_pgraph.h
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@ -29,6 +29,10 @@ NotifyCategoryDecl(pgraph, EXPCL_PANDA, EXPTP_PANDA);
extern const bool fake_view_frustum_cull; extern const bool fake_view_frustum_cull;
extern const bool unambiguous_graph; extern const bool unambiguous_graph;
extern const bool m_dual;
extern const bool m_dual_opaque;
extern const bool m_dual_transparent;
extern EXPCL_PANDA void init_libpgraph(); extern EXPCL_PANDA void init_libpgraph();
#endif #endif

23
panda/src/pgraph/cullResult.cxx
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@ -69,7 +69,7 @@ add_object(CullableObject *object) {
break; break;
case TransparencyAttrib::M_dual: case TransparencyAttrib::M_dual:
{ if (m_dual) {
// M_dual is implemented by drawing the opaque parts first, // M_dual is implemented by drawing the opaque parts first,
// without transparency, then drawing the transparent parts // without transparency, then drawing the transparent parts
// later. This means we must copy the object and add it to // later. This means we must copy the object and add it to
@ -81,15 +81,26 @@ add_object(CullableObject *object) {
bin_attrib->get_bin_name().empty()) { bin_attrib->get_bin_name().empty()) {
// We make a copy of the object to draw the transparent part // We make a copy of the object to draw the transparent part
// without decals; this gets placed in the transparent bin. // without decals; this gets placed in the transparent bin.
CullableObject *transparent_part = new CullableObject(*object); #ifndef NDEBUG
transparent_part->_state = state->compose(get_dual_transparent_state()); if (m_dual_transparent)
CullBin *bin = get_bin(transparent_part->_state->get_bin_index()); #endif
nassertv(bin != (CullBin *)NULL); {
bin->add_object(transparent_part); CullableObject *transparent_part = new CullableObject(*object);
transparent_part->_state = state->compose(get_dual_transparent_state());
CullBin *bin = get_bin(transparent_part->_state->get_bin_index());
nassertv(bin != (CullBin *)NULL);
bin->add_object(transparent_part);
}
// Now we can draw the opaque part, with decals. This will // Now we can draw the opaque part, with decals. This will
// end up in the opaque bin. // end up in the opaque bin.
object->_state = state->compose(get_dual_opaque_state()); object->_state = state->compose(get_dual_opaque_state());
#ifndef NDEBUG
if (!m_dual_opaque) {
delete object;
return;
}
#endif
} }
} }
break; break;