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add backfacing-culling dbg toggle

This commit is contained in:
cxgeorge 2001-06-17 06:41:14 +00:00
parent c64d301f3c
commit 4bbf01b805
3 changed files with 14 additions and 1 deletions
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5
panda/src/dxgsg/config_dxgsg.cxx
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@ -55,12 +55,15 @@ bool dx_force_16bpp_screenbuffers = config_dxgsg.GetBool("dx-force-16bpp-screenb
bool dx_show_fps_meter = config_dxgsg.GetBool("show-fps-meter", false);
float dx_fps_meter_update_interval = max(0.5,config_dxgsg.GetFloat("fps-meter-update-interval", 1.7));
// debugging flag
// values are same as D3DCULL enumtype, 0 - no force, 1 - force none, 2 - force CW, 3 - force CCW
int dx_force_backface_culling = config_dxgsg.GetInt("dx-force-backface-culling", 0);
#ifdef _DEBUG
bool dx_debug_view_mipmaps = config_dxgsg.GetBool("dx-debug-view-mipmaps", false);
bool dx_force_16bpptextures = config_dxgsg.GetBool("dx-force-16bpptextures", false);
bool dx_mipmap_everything = config_dxgsg.GetBool("dx-mipmap-everything", false);
bool dx_force_anisotropic_filtering = config_dxgsg.GetBool("dx-force-anisotropic-filtering", false);
#endif
// note: offset currently disabled since it wasnt working properly

3
panda/src/dxgsg/config_dxgsg.h
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@ -35,6 +35,9 @@ extern bool dx_no_vertex_fog;
extern bool dx_full_screen_antialiasing;
extern float dx_fps_meter_update_interval;
// this is really a debug flag, but I need at Opt4 for perf-measurement
extern int dx_force_backface_culling;
#ifdef _DEBUG
extern float dx_global_miplevel_bias;
extern bool dx_debug_view_mipmaps;

7
panda/src/dxgsg/dxGraphicsStateGuardian.cxx
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@ -431,6 +431,10 @@ init_dx( LPDIRECTDRAW7 context,
dxgsg_cat.debug() << "device doesnt support full-screen anti-aliasing\n";
}
}
if(dx_force_backface_culling!=0) {
_d3dDevice->SetRenderState(D3DRENDERSTATE_CULLMODE, dx_force_backface_culling);
}
}
////////////////////////////////////////////////////////////////////
@ -4519,6 +4523,9 @@ issue_stencil(const StencilAttribute *attrib) {
void DXGraphicsStateGuardian::
issue_cull_face(const CullFaceAttribute *attrib) {
if(dx_force_backface_culling!=0) {
return; // leave as initially set
}
CullFaceProperty::Mode mode = attrib->get_mode();