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applied the patch by Garrick Meeker

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@7793 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Unknown (NI)
2000-07-20 17:31:40 +00:00
parent 0f8d11dc8d
commit f48d169c4a
6 changed files with 464 additions and 348 deletions
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15
include/wx/gtk/glcanvas.h
View File

@@ -35,12 +35,21 @@ extern "C" {
enum
{
WX_GL_RGBA=1, /* use true color palette */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
WX_GL_DOUBLEBUFFER, /* use doublebuffer */
WX_GL_STEREO, /* use stereoscopic display */
WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
WX_GL_MIN_BLUE /* use blue buffer with most bits (> MIN_BLUE bits) */
/* these are enough constants for now, the remaining will be added later */
WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
};
//---------------------------------------------------------------------------

15
include/wx/gtk1/glcanvas.h
View File

@@ -35,12 +35,21 @@ extern "C" {
enum
{
WX_GL_RGBA=1, /* use true color palette */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
WX_GL_DOUBLEBUFFER, /* use doublebuffer */
WX_GL_STEREO, /* use stereoscopic display */
WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
WX_GL_MIN_BLUE /* use blue buffer with most bits (> MIN_BLUE bits) */
/* these are enough constants for now, the remaining will be added later */
WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
};
//---------------------------------------------------------------------------

24
include/wx/motif/glcanvas.h
View File

@@ -27,6 +27,30 @@
#include <GL/glx.h>
enum
{
WX_GL_RGBA=1, /* use true color palette */
WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
WX_GL_DOUBLEBUFFER, /* use doublebuffer */
WX_GL_STEREO, /* use stereoscopic display */
WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
};
//---------------------------------------------------------------------------
// classes
//---------------------------------------------------------------------------
class WXDLLEXPORT wxGLCanvas: public wxScrolledWindow
{
DECLARE_CLASS(wxGLCanvas)

71
include/wx/msw/glcanvas.h
View File

@@ -31,15 +31,28 @@
// Constants for attriblist
//---------------------------------------------------------------------------
// The generic GL implementation doesn't support most of these options,
// such as stereo, auxiliary buffers, alpha channel, and accum buffer.
// Other implementations may actually support them.
enum
{
WX_GL_RGBA=1, /* use true color palette */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
WX_GL_DOUBLEBUFFER, /* use doublebuffer */
WX_GL_STEREO, /* use stereoscopic display */
WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
WX_GL_MIN_BLUE /* use blue buffer with most bits (> MIN_BLUE bits) */
/* these are enough constants for now, the remaining will be added later */
WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
};
class WXDLLEXPORT wxGLCanvas; /* forward reference */
@@ -104,7 +117,7 @@ class WXDLLEXPORT wxGLCanvas: public wxScrolledWindow
inline wxGLContext* GetContext() const { return m_glContext; }
inline WXHDC GetHDC() const { return m_hDC; }
void SetupPixelFormat();
void SetupPixelFormat(int *attribList = (int*) NULL);
void SetupPalette(const wxPalette& palette);
wxPalette CreateDefaultPalette();
@@ -118,56 +131,6 @@ protected:
DECLARE_EVENT_TABLE()
};
#ifdef __cplusplus
extern "C" {
#endif
/* Give extensions proper function names. */
/* N.B. - this is not completely implemented as yet */
/* EXT_vertex_array */
void glArrayElementEXT(GLint i);
void glColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *pointer);
void glDrawArraysEXT(GLenum mode, GLint first, GLsizei count);
void glEdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *pointer);
void glGetPointervEXT(GLenum pname, GLvoid* *params);
void glIndexPointerEXT(GLenum type, GLsizei stride, GLsizei count, const GLvoid *pointer);
void glNormalPointerEXT(GLenum type, GLsizei stride, GLsizei count, const GLvoid *pointer);
void glTexCoordPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *pointer);
void glVertexPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count, const GLvoid *pointer);
/* EXT_color_subtable */
void glColorSubtableEXT(GLenum target, GLsizei start, GLsizei count, GLenum format, GLenum type, const GLvoid *table);
/* EXT_color_table */
void glColorTableEXT(GLenum target, GLenum internalformat, GLsizei width, GLenum format, GLenum type, const GLvoid *table);
void glCopyColorTableEXT(GLenum target, GLenum internalformat, GLint x, GLint y, GLsizei width);
void glGetColorTableEXT(GLenum target, GLenum format, GLenum type, GLvoid *table);
void glGetColorTableParamaterfvEXT(GLenum target, GLenum pname, GLfloat *params);
void glGetColorTavleParameterivEXT(GLenum target, GLenum pname, GLint *params);
/* SGI_compiled_vertex_array */
void glLockArraysSGI(GLint first, GLsizei count);
void glUnlockArraysSGI();
/* SGI_cull_vertex */
void glCullParameterdvSGI(GLenum pname, GLdouble* params);
void glCullParameterfvSGI(GLenum pname, GLfloat* params);
/* SGI_index_func */
void glIndexFuncSGI(GLenum func, GLclampf ref);
/* SGI_index_material */
void glIndexMaterialSGI(GLenum face, GLenum mode);
/* WIN_swap_hint */
void glAddSwapHintRectWin(GLint x, GLint y, GLsizei width, GLsizei height);
#ifdef __cplusplus
}
#endif
#endif
// wxUSE_GLCANVAS
#endif

59
src/motif/glcanvas.cpp
View File

@@ -44,14 +44,10 @@ static int bitcount( unsigned long n )
IMPLEMENT_CLASS(wxGLCanvas, wxScrolledWindow)
wxGLCanvas::wxGLCanvas(wxWindow *parent,
wxWindowID id,
const wxPoint& pos,
const wxSize& size,
long style,
const wxString& name,
int *attrib_list, const wxPalette& palette)
: wxScrolledWindow(parent, id, pos, size, style, name)
wxGLCanvas::wxGLCanvas(wxWindow *parent, wxWindowID id = -1, const wxPoint& pos,
const wxSize& size, long style,
const wxString& name, int *attribList, const wxPalette& palette):
wxScrolledWindow(parent, id, pos, size, style, name)
{
XVisualInfo *vi, vi_templ;
XWindowAttributes xwa;
@@ -66,9 +62,51 @@ wxGLCanvas::wxGLCanvas(wxWindow *parent,
return;
}
if(attrib_list) {
if(attribList) {
int data[512], arg=0, p=0;
while( (attribList[arg]!=0) && (p<512) )
{
switch( attribList[arg++] )
{
case WX_GL_RGBA: data[p++] = GLX_RGBA; break;
case WX_GL_BUFFER_SIZE:
data[p++]=GLX_BUFFER_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_LEVEL:
data[p++]=GLX_LEVEL; data[p++]=attribList[arg++]; break;
case WX_GL_DOUBLEBUFFER: data[p++] = GLX_DOUBLEBUFFER; break;
case WX_GL_STEREO: data[p++] = GLX_STEREO; break;
case WX_GL_AUX_BUFFERS:
data[p++]=GLX_AUX_BUFFERS; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_RED:
data[p++]=GLX_RED_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_GREEN:
data[p++]=GLX_GREEN_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_BLUE:
data[p++]=GLX_BLUE_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_ALPHA:
data[p++]=GLX_ALPHA_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_DEPTH_SIZE:
data[p++]=GLX_DEPTH_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_STENCIL_SIZE:
data[p++]=GLX_STENCIL_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_ACCUM_RED:
data[p++]=GLX_ACCUM_RED_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_ACCUM_GREEN:
data[p++]=GLX_ACCUM_GREEN_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_ACCUM_BLUE:
data[p++]=GLX_ACCUM_BLUE_SIZE; data[p++]=attribList[arg++]; break;
case WX_GL_MIN_ACCUM_ALPHA:
data[p++]=GLX_ACCUM_ALPHA_SIZE; data[p++]=attribList[arg++]; break;
default:
break;
}
}
data[p] = 0;
attribList = (int*) data;
// Get an appropriate visual
vi = glXChooseVisual(display, DefaultScreen(display), attrib_list);
vi = glXChooseVisual(display, DefaultScreen(display), attribList);
if(!vi) return;
// Here we should make sure that vi is the same visual as the
@@ -76,6 +114,7 @@ wxGLCanvas::wxGLCanvas(wxWindow *parent,
// there is currently no mechanism for this in wx_canvs.cc.
} else {
// By default, we use the visual of xwindow
// NI: is this really senseful ? opengl in e.g. color index mode ?
XGetWindowAttributes(display, (Window) GetXWindow(), &xwa);
vi_templ.visualid = XVisualIDFromVisual(xwa.visual);
vi = XGetVisualInfo(display, VisualIDMask, &vi_templ, &n);

122
src/msw/glcanvas.cpp
View File

@@ -58,7 +58,7 @@ wxGLContext::wxGLContext(
bool isRGB, wxGLCanvas *win,
const wxPalette& palette,
const wxGLContext *other /* for sharing display lists */
)
)
{
m_window = win;
@@ -98,10 +98,10 @@ void wxGLContext::SetCurrent()
wglMakeCurrent((HDC) m_hDC, m_glContext);
}
/*
/*
setupPixelFormat(hDC);
setupPalette(hDC);
*/
*/
}
void wxGLContext::SetColour(const char *colour)
@@ -134,8 +134,7 @@ END_EVENT_TABLE()
wxGLCanvas::wxGLCanvas(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name,
int *attribList /* not used yet! */, const wxPalette& palette):
wxScrolledWindow()
int *attribList, const wxPalette& palette) : wxScrolledWindow()
{
m_glContext = (wxGLContext*) NULL;
@@ -149,7 +148,7 @@ wxGLCanvas::wxGLCanvas(wxWindow *parent, wxWindowID id,
m_hDC = (WXHDC) ::GetDC((HWND) GetHWND());
SetupPixelFormat();
SetupPixelFormat(attribList);
SetupPalette(palette);
m_glContext = new wxGLContext(TRUE, this, palette);
@@ -173,7 +172,7 @@ wxGLCanvas::wxGLCanvas( wxWindow *parent,
m_hDC = (WXHDC) ::GetDC((HWND) GetHWND());
SetupPixelFormat();
SetupPixelFormat(attribList);
SetupPalette(palette);
m_glContext = new wxGLContext(TRUE, this, palette, shared );
@@ -198,7 +197,7 @@ wxGLCanvas::wxGLCanvas( wxWindow *parent, const wxGLCanvas *shared, wxWindowID i
m_hDC = (WXHDC) ::GetDC((HWND) GetHWND());
SetupPixelFormat();
SetupPixelFormat(attribList);
SetupPalette(palette);
wxGLContext *sharedContext=0;
@@ -218,23 +217,26 @@ wxGLCanvas::~wxGLCanvas()
bool wxGLCanvas::Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name)
{
/* Suggestion from Kelly Brock <kbrock@8cs.com> (not yet implemented):
/*
Suggestion from Kelly Brock <kbrock@8cs.com> (not yet implemented):
OpenGL corruption fix is simple assuming it doesn't screw anything else
up. Add the following line to the top of the create function:
OpenGL corruption fix is simple assuming it doesn't screw anything else
up. Add the following line to the top of the create function:
wxSize parentSize = GetClientSize();
All locations within the function that use 'size' are changed to
'parentSize'.
'parentSize'.
The above corrects the initial display corruption with the GeForce and
TNT2, not sure about other NVidia cards yet.
*/
TNT2, not sure about other NVidia cards yet.
*/
static bool registeredGLCanvasClass = FALSE;
// We have to register a special window class because we need
// the CS_OWNDC style for GLCanvas.
/*
/*
From Angel Popov <jumpo@bitex.com>
Here are two snips from a dicussion in the OpenGL Gamedev list that explains
@@ -249,7 +251,7 @@ TNT2, not sure about other NVidia cards yet.
do), Win95 will actually "steal" it from you. MakeCurrent fails,
apparently, because Windows re-assigns the HDC to a different window. The
only way to prevent this, the only reliable means, is to set CS_OWNDC."
*/
*/
if (!registeredGLCanvasClass)
{
@@ -274,9 +276,9 @@ TNT2, not sure about other NVidia cards yet.
if ( !RegisterClass(&wndclass) )
{
wxLogLastError(wxT("RegisterClass(wxGLCanvasClass)"));
return FALSE;
}
registeredGLCanvasClass = TRUE;
}
@@ -293,16 +295,16 @@ TNT2, not sure about other NVidia cards yet.
if ( style & wxTHICK_FRAME )
msflags |= WS_THICKFRAME;
/*
/*
A general rule with OpenGL and Win32 is that any window that will have a
HGLRC built for it must have two flags: WS_CLIPCHILDREN & WS_CLIPSIBLINGS.
You can find references about this within the knowledge base and most OpenGL
books that contain the wgl function descriptions.
*/
*/
msflags |= WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS;
// if ( style & wxCLIP_CHILDREN )
// msflags |= WS_CLIPCHILDREN;
// if ( style & wxCLIP_CHILDREN )
// msflags |= WS_CLIPCHILDREN;
msflags |= WS_CLIPCHILDREN;
bool want3D;
@@ -330,11 +332,11 @@ TNT2, not sure about other NVidia cards yet.
msflags, NULL, exStyle);
return TRUE;
}
void wxGLCanvas::SetupPixelFormat() // (HDC hDC)
void wxGLCanvas::SetupPixelFormat(int *attribList) // (HDC hDC)
{
int pixelFormat;
PIXELFORMATDESCRIPTOR pfd = {
sizeof(PIXELFORMATDESCRIPTOR), /* size */
1, /* version */
@@ -355,8 +357,79 @@ void wxGLCanvas::SetupPixelFormat() // (HDC hDC)
0, /* reserved */
0, 0, 0, /* no layer, visible, damage masks */
};
int pixelFormat;
if (attribList) {
pfd.dwFlags &= ~PFD_DOUBLEBUFFER;
pfd.iPixelType = PFD_TYPE_COLORINDEX;
pfd.cColorBits = 0;
int arg=0;
while( (attribList[arg]!=0) )
{
switch( attribList[arg++] )
{
case WX_GL_RGBA:
pfd.iPixelType = PFD_TYPE_RGBA;
break;
case WX_GL_BUFFER_SIZE:
pfd.cColorBits = attribList[arg++];
break;
case WX_GL_LEVEL:
// this member looks like it may be obsolete
if (attribList[arg] > 0) {
pfd.iLayerType = PFD_OVERLAY_PLANE;
} else if (attribList[arg] < 0) {
pfd.iLayerType = PFD_UNDERLAY_PLANE;
} else {
pfd.iLayerType = PFD_MAIN_PLANE;
}
arg++;
break;
case WX_GL_DOUBLEBUFFER:
pfd.dwFlags |= PFD_DOUBLEBUFFER;
break;
case WX_GL_STEREO:
pfd.dwFlags |= PFD_STEREO;
break;
case WX_GL_AUX_BUFFERS:
pfd.cAuxBuffers = attribList[arg++];
break;
case WX_GL_MIN_RED:
pfd.cColorBits += (pfd.cRedBits = attribList[arg++]);
break;
case WX_GL_MIN_GREEN:
pfd.cColorBits += (pfd.cGreenBits = attribList[arg++]);
break;
case WX_GL_MIN_BLUE:
pfd.cColorBits += (pfd.cBlueBits = attribList[arg++]);
break;
case WX_GL_MIN_ALPHA:
// doesn't count in cColorBits
pfd.cAlphaBits = attribList[arg++];
break;
case WX_GL_DEPTH_SIZE:
pfd.cDepthBits = attribList[arg++];
break;
case WX_GL_STENCIL_SIZE:
pfd.cStencilBits = attribList[arg++];
break;
case WX_GL_MIN_ACCUM_RED:
pfd.cAccumBits += (pfd.cAccumRedBits = attribList[arg++]);
break;
case WX_GL_MIN_ACCUM_GREEN:
pfd.cAccumBits += (pfd.cAccumGreenBits = attribList[arg++]);
break;
case WX_GL_MIN_ACCUM_BLUE:
pfd.cAccumBits += (pfd.cAccumBlueBits = attribList[arg++]);
break;
case WX_GL_MIN_ACCUM_ALPHA:
pfd.cAccumBits += (pfd.cAccumAlphaBits = attribList[arg++]);
break;
default:
break;
}
}
}
pixelFormat = ChoosePixelFormat((HDC) m_hDC, &pfd);
if (pixelFormat == 0) {
MessageBox(WindowFromDC((HDC) m_hDC), wxT("ChoosePixelFormat failed."), wxT("Error"),
@@ -575,7 +648,6 @@ void glVertexPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
{
proc = (PFNGLVERTEXPOINTEREXTPROC) wglGetProcAddress("glVertexPointerEXT");
}
if ( proc )
(* proc) (size, type, stride, count, pointer);
#endif