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fix rendering errors after alt-tab

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This commit is contained in:
David Rose 2005-10-13 20:42:26 +00:00
parent 777cad2e50
commit 936d4d31d5
3 changed files with 53 additions and 228 deletions
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148
panda/src/dxgsg8/dxGraphicsStateGuardian8.I
View File

@ -76,64 +76,6 @@ Colorf_to_D3DCOLOR(const Colorf &cColorf) {
#endif //!_X86_
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_color_material
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_color_material(bool val) {
if (_color_material_enabled != val) {
_color_material_enabled = val;
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_fog
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_fog(bool val) {
if ((_fog_enabled != val) && (_do_fog_type!=None)) {
_fog_enabled = val;
_d3d_device->SetRenderState(D3DRS_FOGENABLE, (DWORD)val);
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_zwritemask
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_zwritemask(bool val) {
if (_depth_write_enabled != val) {
_depth_write_enabled = val;
_d3d_device->SetRenderState(D3DRS_ZWRITEENABLE, val);
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::set_vertex_format
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
set_vertex_format(DWORD NewFvfType) {
if (_cur_fvf_type != NewFvfType) {
_cur_fvf_type = NewFvfType;
HRESULT hr = _d3d_device->SetVertexShader(NewFvfType);
#ifndef NDEBUG
if(FAILED(hr)) {
dxgsg8_cat.error() << "SetVertexShader(0x" << (void*)NewFvfType<<") failed" << D3DERRORSTRING(hr);
exit(1);
}
#endif
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::get_texture_wrap_mode
// Access: Protected, Static
@ -186,93 +128,3 @@ INLINE D3DTRANSFORMSTATETYPE DXGraphicsStateGuardian8::
get_tex_mat_sym(int stage_index) {
return (D3DTRANSFORMSTATETYPE)(D3DTS_TEXTURE0 + stage_index);
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_alpha_test
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_alpha_test(bool val) {
if (_alpha_test_enabled != val) {
_alpha_test_enabled = val;
_d3d_device->SetRenderState(D3DRS_ALPHATESTENABLE, (DWORD)val);
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_blend
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_blend(bool val) {
if (_blend_enabled != val) {
_blend_enabled = val;
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, (DWORD)val);
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::call_dxLightModelAmbient
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
call_dxLightModelAmbient(const Colorf &color) {
if (_lmodel_ambient != color) {
_lmodel_ambient = color;
_d3d_device->SetRenderState(D3DRS_AMBIENT,
D3DCOLOR_COLORVALUE(color[0], color[1], color[2], color[3]));
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::call_dxAlphaFunc
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
call_dxAlphaFunc(D3DCMPFUNC func, float reference_alpha) {
if (_alpha_func != func) {
_alpha_func = func;
_d3d_device->SetRenderState(D3DRS_ALPHAFUNC, func);
}
if(_alpha_func_refval != reference_alpha) {
_alpha_func_refval = reference_alpha;
_d3d_device->SetRenderState(D3DRS_ALPHAREF, (UINT) (reference_alpha*255.0f)); //d3d uses 0x0-0xFF, not a float
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::call_dxBlendFunc
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
call_dxBlendFunc(D3DBLEND sfunc, D3DBLEND dfunc) {
if (_blend_source_func != sfunc) {
_blend_source_func = sfunc;
_d3d_device->SetRenderState(D3DRS_SRCBLEND, sfunc);
}
if (_blend_dest_func != dfunc) {
_blend_dest_func = dfunc;
_d3d_device->SetRenderState(D3DRS_DESTBLEND, dfunc);
}
}
////////////////////////////////////////////////////////////////////
// Function: DXGraphicsStateGuardian8::enable_dither
// Access: Protected
// Description:
////////////////////////////////////////////////////////////////////
INLINE void DXGraphicsStateGuardian8::
enable_dither(bool val) {
if (_dither_enabled != val) {
_dither_enabled = val;
_d3d_device->SetRenderState(D3DRS_DITHERENABLE, (DWORD)val);
}
}

101
panda/src/dxgsg8/dxGraphicsStateGuardian8.cxx
View File

@ -347,7 +347,14 @@ apply_vertex_buffer(VertexBufferContext *vbc) {
}
}
set_vertex_format(dvbc->_fvf);
HRESULT hr = _d3d_device->SetVertexShader(dvbc->_fvf);
#ifndef NDEBUG
if (FAILED(hr)) {
dxgsg8_cat.error()
<< "SetVertexShader(0x" << (void*)dvbc->_fvf
<< ") failed" << D3DERRORSTRING(hr);
}
#endif
}
////////////////////////////////////////////////////////////////////
@ -1613,7 +1620,6 @@ reset() {
_max_vertex_transforms = d3d_caps.MaxVertexBlendMatrices;
_max_vertex_transform_indices = d3d_caps.MaxVertexBlendMatrixIndex;
ZeroMemory(&_lmodel_ambient, sizeof(Colorf));
_d3d_device->SetRenderState(D3DRS_AMBIENT, 0x0);
_clip_plane_bits = 0;
@ -1623,29 +1629,18 @@ reset() {
// these both reflect d3d defaults
_color_writemask = 0xFFFFFFFF;
_cur_fvf_type = 0x0;
_d3d_device->SetRenderState(D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
_depth_test_enabled = true;
_d3d_device->SetRenderState(D3DRS_ZWRITEENABLE, _depth_test_enabled);
_d3d_device->SetRenderState(D3DRS_ZWRITEENABLE, TRUE);
_d3d_device->SetRenderState(D3DRS_EDGEANTIALIAS, false);
_color_material_enabled = false;
_depth_test_enabled = D3DZB_FALSE;
_d3d_device->SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
_blend_enabled = false;
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, (DWORD)_blend_enabled);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
// just use whatever d3d defaults to here
_d3d_device->GetRenderState(D3DRS_SRCBLEND, (DWORD*)&_blend_source_func);
_d3d_device->GetRenderState(D3DRS_DESTBLEND, (DWORD*)&_blend_dest_func);
_fog_enabled = false;
_d3d_device->SetRenderState(D3DRS_FOGENABLE, _fog_enabled);
_d3d_device->SetRenderState(D3DRS_FOGENABLE, FALSE);
_projection_mat = LMatrix4f::ident_mat();
_has_scene_graph_color = false;
@ -1701,9 +1696,9 @@ reset() {
_d3d_device->SetRenderState(D3DRS_LIGHTING, false);
// turn on dithering if the rendertarget is < 8bits/color channel
_dither_enabled = ((!dx_no_dithering) && IS_16BPP_DISPLAY_FORMAT(_screen->_presentation_params.BackBufferFormat)
bool dither_enabled = ((!dx_no_dithering) && IS_16BPP_DISPLAY_FORMAT(_screen->_presentation_params.BackBufferFormat)
&& (_screen->_d3dcaps.RasterCaps & D3DPRASTERCAPS_DITHER));
_d3d_device->SetRenderState(D3DRS_DITHERENABLE, _dither_enabled);
_d3d_device->SetRenderState(D3DRS_DITHERENABLE, dither_enabled);
_d3d_device->SetRenderState(D3DRS_CLIPPING, true);
@ -1719,18 +1714,14 @@ reset() {
// must do SetTSS here because redundant states are filtered out by
// our code based on current values above, so initial conditions
// must be correct
_texturing_enabled = false;
_d3d_device->SetTextureStageState(0, D3DTSS_COLOROP, D3DTOP_DISABLE); // disables texturing
_cull_face_mode = CullFaceAttrib::M_cull_none;
_d3d_device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
_alpha_func = D3DCMP_ALWAYS;
_alpha_func_refval = 1.0f;
_d3d_device->SetRenderState(D3DRS_ALPHAFUNC, _alpha_func);
_d3d_device->SetRenderState(D3DRS_ALPHAREF, (UINT)(_alpha_func_refval*255.0f));
_alpha_test_enabled = false;
_d3d_device->SetRenderState(D3DRS_ALPHATESTENABLE, _alpha_test_enabled);
_d3d_device->SetRenderState(D3DRS_ALPHAFUNC, D3DCMP_ALWAYS);
_d3d_device->SetRenderState(D3DRS_ALPHAREF, 255);
_d3d_device->SetRenderState(D3DRS_ALPHATESTENABLE, FALSE);
// this is a new DX8 state that lets you do additional operations other than ADD (e.g. subtract/max/min)
// must check (_screen->_d3dcaps.PrimitiveMiscCaps & D3DPMISCCAPS_BLENDOP) (yes on GF2/Radeon8500, no on TNT)
@ -1818,12 +1809,13 @@ do_issue_alpha_test() {
const AlphaTestAttrib *attrib = _target._alpha_test;
AlphaTestAttrib::PandaCompareFunc mode = attrib->get_mode();
if (mode == AlphaTestAttrib::M_none) {
enable_alpha_test(false);
_d3d_device->SetRenderState(D3DRS_ALPHATESTENABLE, FALSE);
} else {
// AlphaTestAttrib::PandaCompareFunc === D3DCMPFUNC
call_dxAlphaFunc((D3DCMPFUNC)mode, attrib->get_reference_alpha());
enable_alpha_test(true);
_d3d_device->SetRenderState(D3DRS_ALPHAFUNC, (D3DCMPFUNC)mode);
_d3d_device->SetRenderState(D3DRS_ALPHAREF, (UINT) (attrib->get_reference_alpha()*255.0f)); //d3d uses 0x0-0xFF, not a float
_d3d_device->SetRenderState(D3DRS_ALPHATESTENABLE, TRUE);
}
}
@ -1923,10 +1915,8 @@ do_issue_depth_test() {
const DepthTestAttrib *attrib = _target._depth_test;
DepthTestAttrib::PandaCompareFunc mode = attrib->get_mode();
if (mode == DepthTestAttrib::M_none) {
_depth_test_enabled = false;
_d3d_device->SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
} else {
_depth_test_enabled = true;
_d3d_device->SetRenderState(D3DRS_ZENABLE, D3DZB_TRUE);
_d3d_device->SetRenderState(D3DRS_ZFUNC, (D3DCMPFUNC) mode);
}
@ -1940,7 +1930,11 @@ do_issue_depth_test() {
void DXGraphicsStateGuardian8::
do_issue_depth_write() {
const DepthWriteAttrib *attrib = _target._depth_write;
enable_zwritemask(attrib->get_mode() == DepthWriteAttrib::M_on);
if (attrib->get_mode() == DepthWriteAttrib::M_on) {
_d3d_device->SetRenderState(D3DRS_ZWRITEENABLE, TRUE);
} else {
_d3d_device->SetRenderState(D3DRS_ZWRITEENABLE, FALSE);
}
}
////////////////////////////////////////////////////////////////////
@ -1979,12 +1973,12 @@ void DXGraphicsStateGuardian8::
do_issue_fog() {
const FogAttrib *attrib = _target._fog;
if (!attrib->is_off()) {
enable_fog(true);
_d3d_device->SetRenderState(D3DRS_FOGENABLE, TRUE);
Fog *fog = attrib->get_fog();
nassertv(fog != (Fog *)NULL);
apply_fog(fog);
} else {
enable_fog(false);
_d3d_device->SetRenderState(D3DRS_FOGENABLE, FALSE);
}
}
@ -2708,11 +2702,12 @@ do_issue_blending() {
if (_target._color_write->get_channels() == ColorWriteAttrib::C_off) {
if (_target._color_write != _state._color_write) {
if (_screen->_can_direct_disable_color_writes) {
enable_blend(false);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
_d3d_device->SetRenderState(D3DRS_COLORWRITEENABLE, (DWORD)0x0);
} else {
enable_blend(true);
call_dxBlendFunc(D3DBLEND_ZERO, D3DBLEND_ONE);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
_d3d_device->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_ZERO);
_d3d_device->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_ONE);
}
}
return;
@ -2730,7 +2725,7 @@ do_issue_blending() {
// Is there a color blend set?
if (color_blend_mode != ColorBlendAttrib::M_none) {
enable_blend(true);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
switch (color_blend_mode) {
case ColorBlendAttrib::M_add:
@ -2754,7 +2749,9 @@ do_issue_blending() {
break;
}
call_dxBlendFunc(get_blend_func(color_blend->get_operand_a()),
_d3d_device->SetRenderState(D3DRS_SRCBLEND,
get_blend_func(color_blend->get_operand_a()));
_d3d_device->SetRenderState(D3DRS_DESTBLEND,
get_blend_func(color_blend->get_operand_b()));
return;
}
@ -2769,9 +2766,10 @@ do_issue_blending() {
case TransparencyAttrib::M_multisample:
case TransparencyAttrib::M_multisample_mask:
case TransparencyAttrib::M_dual:
enable_blend(true);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, TRUE);
_d3d_device->SetRenderState(D3DRS_BLENDOP, D3DBLENDOP_ADD);
call_dxBlendFunc(D3DBLEND_SRCALPHA, D3DBLEND_INVSRCALPHA);
_d3d_device->SetRenderState(D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
_d3d_device->SetRenderState(D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
return;
default:
@ -2781,7 +2779,7 @@ do_issue_blending() {
}
// Nothing's set, so disable blending.
enable_blend(false);
_d3d_device->SetRenderState(D3DRS_ALPHABLENDENABLE, FALSE);
}
////////////////////////////////////////////////////////////////////
@ -3277,14 +3275,6 @@ reset_d3d_device(D3DPRESENT_PARAMETERS *presentation_params,
assert(IS_VALID_PTR(_screen->_d3d8));
assert(IS_VALID_PTR(_d3d_device));
// Calling this forces all of the textures and vbuffers to be
// regenerated. It appears to be necessary on some cards but not
// on others.
// release_all();
// On second thought, let's try releasing the vertex buffers only.
release_all_vertex_buffers();
release_all_index_buffers();
// for windowed mode make sure our format matches the desktop fmt,
// in case the desktop mode has been changed
_screen->_d3d8->GetAdapterDisplayMode(_screen->_card_id, &_screen->_display_mode);
@ -3298,7 +3288,6 @@ reset_d3d_device(D3DPRESENT_PARAMETERS *presentation_params,
if (!(_screen->_swap_chain)
|| (_presentation_reset.BackBufferWidth < presentation_params->BackBufferWidth)
|| (_presentation_reset.BackBufferHeight < presentation_params->BackBufferHeight)) {
if (wdxdisplay8_cat.is_debug()) {
wdxdisplay8_cat.debug()
<< "swap_chain = " << _screen->_swap_chain << " _presentation_reset = "
@ -3318,6 +3307,18 @@ reset_d3d_device(D3DPRESENT_PARAMETERS *presentation_params,
_presentation_reset.BackBufferHeight = presentation_params->BackBufferHeight;
}
// Calling this forces all of the textures and vbuffers to be
// regenerated, a prerequisite to calling Reset(). Actually, this
// shouldn't be necessary, because all of our textures and
// vbuffers are stored in the D3DPOOL_MANAGED memory class.
// release_all();
// Just to be extra-conservative for now, we'll go ahead and
// release the vbuffers and ibuffers at least; they're relatively
// cheap to replace.
release_all_vertex_buffers();
release_all_index_buffers();
hr = _d3d_device->Reset(&_presentation_reset);
if (FAILED(hr)) {
return hr;

28
panda/src/dxgsg8/dxGraphicsStateGuardian8.h
View File

@ -140,23 +140,12 @@ protected:
void do_auto_rescale_normal();
protected:
INLINE void enable_color_material(bool val);
INLINE void enable_fog(bool val);
INLINE void enable_zwritemask(bool val);
INLINE void set_vertex_format(DWORD NewFvfType);
INLINE static D3DTEXTUREADDRESS get_texture_wrap_mode(Texture::WrapMode wm);
INLINE static D3DFOGMODE get_fog_mode_type(Fog::Mode m);
const D3DCOLORVALUE &get_light_color(Light *light) const;
INLINE static D3DTRANSFORMSTATETYPE get_tex_mat_sym(int stage_index);
INLINE void enable_alpha_test(bool val);
INLINE void enable_blend(bool val);
INLINE void call_dxLightModelAmbient(const Colorf &color);
INLINE void call_dxAlphaFunc(D3DCMPFUNC func, float refval);
INLINE void call_dxBlendFunc(D3DBLEND sfunc, D3DBLEND dfunc);
static D3DBLEND get_blend_func(ColorBlendAttrib::Operand operand);
INLINE void enable_dither(bool val);
void report_texmgr_stats();
void set_context(DXScreenData *new_context);
@ -197,12 +186,9 @@ protected:
RenderBuffer::Type _cur_read_pixel_buffer; // source for copy_pixel_buffer operation
bool _auto_rescale_normal;
DWORD _cur_fvf_type;
D3DCOLOR _d3dcolor_clear_value;
UINT _color_writemask;
Colorf _lmodel_ambient;
float _material_ambient;
float _material_diffuse;
float _material_specular;
@ -215,21 +201,7 @@ protected:
PerPixelFog=D3DRS_FOGTABLEMODE
};
DxgsgFogType _do_fog_type;
bool _fog_enabled;
float _alpha_func_refval; // d3d stores UINT, panda stores this as float. we store float
D3DCMPFUNC _alpha_func;
D3DBLEND _blend_source_func;
D3DBLEND _blend_dest_func;
bool _color_material_enabled;
bool _texturing_enabled;
bool _dither_enabled;
bool _blend_enabled;
bool _depth_test_enabled;
bool _depth_write_enabled;
bool _alpha_test_enabled;
DWORD _clip_plane_bits;
CullFaceAttrib::Mode _cull_face_mode;
RenderModeAttrib::Mode _current_fill_mode; //point/wireframe/solid