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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
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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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include/wx/gtk/glcanvas.h
+12 -3
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@@ -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) */
};
//---------------------------------------------------------------------------
include/wx/gtk1/glcanvas.h
+12 -3
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@@ -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) */
};
//---------------------------------------------------------------------------
include/wx/motif/glcanvas.h
+24
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@@ -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)
include/wx/msw/glcanvas.h
+20 -57
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@@ -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 */
@@ -80,17 +93,17 @@ class WXDLLEXPORT wxGLCanvas: public wxScrolledWindow
wxGLCanvas( wxWindow *parent, const wxGLContext *shared = (wxGLContext *)NULL,
wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition,
const wxSize& size = wxDefaultSize, long style = 0, const wxString& name = "GLCanvas",
int *attribList = (int*) NULL, const wxPalette& palette = wxNullPalette );
int *attribList = (int*) NULL, const wxPalette& palette = wxNullPalette );
wxGLCanvas( wxWindow *parent, const wxGLCanvas *shared = (wxGLCanvas *)NULL, wxWindowID id = -1,
const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0,
const wxString& name = "GLCanvas", int *attribList = 0, const wxPalette& palette = wxNullPalette );
const wxString& name = "GLCanvas", int *attribList = 0, const wxPalette& palette = wxNullPalette );
~wxGLCanvas();
// Replaces wxWindow::Create functionality, since we need to use a different window class
bool Create(wxWindow *parent, wxWindowID id,
const wxPoint& pos, const wxSize& size, long style, const wxString& name);
const wxPoint& pos, const wxSize& size, long style, const wxString& name);
void SetCurrent();
void SetColour(const char *colour);
@@ -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
src/motif/glcanvas.cpp
+116 -77
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@@ -7,7 +7,7 @@
// Created: 1995, 1999
// RCS-ID: $Id$
// Copyright: (c) Julian Smart, Wolfram Gloger
// Licence: wxWindows licence
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
@@ -31,8 +31,8 @@ static int bitcount( unsigned long n )
{
int bits;
for (bits=0; n>0;) {
if(n & 1) bits++;
n = n >> 1;
if(n & 1) bits++;
n = n >> 1;
}
return bits;
}
@@ -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;
@@ -62,53 +58,96 @@ wxGLCanvas::wxGLCanvas(wxWindow *parent,
glx_cx = 0;
// Check for the presence of the GLX extension
if(!glXQueryExtension(display, NULL, NULL)) {
wxDebugMsg("wxGLCanvas: GLX extension is missing\n");
return;
wxDebugMsg("wxGLCanvas: GLX extension is missing\n");
return;
}
if(attrib_list) {
// Get an appropriate visual
vi = glXChooseVisual(display, DefaultScreen(display), attrib_list);
if(!vi) return;
// Here we should make sure that vi is the same visual as the
// one used by the xwindow drawable in wxCanvas. However,
// there is currently no mechanism for this in wx_canvs.cc.
} else {
// By default, we use the visual of xwindow
XGetWindowAttributes(display, (Window) GetXWindow(), &xwa);
vi_templ.visualid = XVisualIDFromVisual(xwa.visual);
vi = XGetVisualInfo(display, VisualIDMask, &vi_templ, &n);
if(!vi) return;
glXGetConfig(display, vi, GLX_USE_GL, &val);
if(!val) return;
// Basically, this is it. It should be possible to use vi
// in glXCreateContext() below. But this fails with Mesa.
// I notified the Mesa author about it; there may be a fix.
#ifdef OLD_MESA
// Construct an attribute list matching the visual
int a_list[32];
n = 0;
if(vi->c_class==TrueColor || vi->c_class==DirectColor) { // RGBA visual
a_list[n++] = GLX_RGBA;
a_list[n++] = GLX_RED_SIZE;
a_list[n++] = bitcount(vi->red_mask);
a_list[n++] = GLX_GREEN_SIZE;
a_list[n++] = bitcount(vi->green_mask);
a_list[n++] = GLX_BLUE_SIZE;
a_list[n++] = bitcount(vi->blue_mask);
glXGetConfig(display, vi, GLX_ALPHA_SIZE, &val);
a_list[n++] = GLX_ALPHA_SIZE;
a_list[n++] = val;
} else { // Color index visual
glXGetConfig(display, vi, GLX_BUFFER_SIZE, &val);
a_list[n++] = GLX_BUFFER_SIZE;
a_list[n++] = val;
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;
}
a_list[n] = None;
XFree(vi);
vi = glXChooseVisual(display, DefaultScreen(display), a_list);
if(!vi) return;
}
data[p] = 0;
attribList = (int*) data;
// Get an appropriate visual
vi = glXChooseVisual(display, DefaultScreen(display), attribList);
if(!vi) return;
// Here we should make sure that vi is the same visual as the
// one used by the xwindow drawable in wxCanvas. However,
// 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);
if(!vi) return;
glXGetConfig(display, vi, GLX_USE_GL, &val);
if(!val) return;
// Basically, this is it. It should be possible to use vi
// in glXCreateContext() below. But this fails with Mesa.
// I notified the Mesa author about it; there may be a fix.
#ifdef OLD_MESA
// Construct an attribute list matching the visual
int a_list[32];
n = 0;
if(vi->c_class==TrueColor || vi->c_class==DirectColor) { // RGBA visual
a_list[n++] = GLX_RGBA;
a_list[n++] = GLX_RED_SIZE;
a_list[n++] = bitcount(vi->red_mask);
a_list[n++] = GLX_GREEN_SIZE;
a_list[n++] = bitcount(vi->green_mask);
a_list[n++] = GLX_BLUE_SIZE;
a_list[n++] = bitcount(vi->blue_mask);
glXGetConfig(display, vi, GLX_ALPHA_SIZE, &val);
a_list[n++] = GLX_ALPHA_SIZE;
a_list[n++] = val;
} else { // Color index visual
glXGetConfig(display, vi, GLX_BUFFER_SIZE, &val);
a_list[n++] = GLX_BUFFER_SIZE;
a_list[n++] = val;
}
a_list[n] = None;
XFree(vi);
vi = glXChooseVisual(display, DefaultScreen(display), a_list);
if(!vi) return;
#endif /* OLD_MESA */
}
@@ -142,28 +181,28 @@ void wxGLCanvas::SetColour(const char *col)
{
wxColour *the_colour = wxTheColourDatabase->FindColour(col);
if(the_colour) {
GLboolean b;
glGetBooleanv(GL_RGBA_MODE, &b);
if(b) {
glColor3ub(the_colour->Red(),
the_colour->Green(),
the_colour->Blue());
} else {
GLint pix = (GLint)the_colour->m_pixel;
if(pix == -1) {
XColor exact_def;
exact_def.red = (unsigned short)the_colour->Red() << 8;
exact_def.green = (unsigned short)the_colour->Green() << 8;
exact_def.blue = (unsigned short)the_colour->Blue() << 8;
exact_def.flags = DoRed | DoGreen | DoBlue;
if(!XAllocColor((Display*) GetXDisplay(), (Colormap) wxTheApp->GetMainColormap(GetXDisplay()), &exact_def)) {
wxDebugMsg("wxGLCanvas: cannot allocate color\n");
return;
}
pix = the_colour->m_pixel = exact_def.pixel;
}
glIndexi(pix);
}
GLboolean b;
glGetBooleanv(GL_RGBA_MODE, &b);
if(b) {
glColor3ub(the_colour->Red(),
the_colour->Green(),
the_colour->Blue());
} else {
GLint pix = (GLint)the_colour->m_pixel;
if(pix == -1) {
XColor exact_def;
exact_def.red = (unsigned short)the_colour->Red() << 8;
exact_def.green = (unsigned short)the_colour->Green() << 8;
exact_def.blue = (unsigned short)the_colour->Blue() << 8;
exact_def.flags = DoRed | DoGreen | DoBlue;
if(!XAllocColor((Display*) GetXDisplay(), (Colormap) wxTheApp->GetMainColormap(GetXDisplay()), &exact_def)) {
wxDebugMsg("wxGLCanvas: cannot allocate color\n");
return;
}
pix = the_colour->m_pixel = exact_def.pixel;
}
glIndexi(pix);
}
}
}
src/msw/glcanvas.cpp
+280 -208
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