Squashed 'nx-X11/extras/Mesa_6.4.1/' content from commit 53d1bc0

git-subtree-dir: nx-X11/extras/Mesa_6.4.1
git-subtree-split: 53d1bc081eb633aecbd5ab0bf3981f734a2102f2

4 files changed, 556 insertions, 0 deletions

diff --git a/progs/beos/GLInfo.cpp b/progs/beos/GLInfo.cpp
new file mode 100644
index 000000000..cfa8c83af
--- /dev/null
+++ b/progs/beos/GLInfo.cpp
@@ -0,0 +1,151 @@
+// Small app to display GL infos
+
+#include <stdio.h>
+#include <string.h>
+
+#include <Application.h>
+#include <Window.h>
+#include <OutlineListView.h>
+#include <ScrollView.h>
+#include <GLView.h>
+
+#include <String.h>
+
+#include <GL/gl.h>
+#include <GL/glu.h>
+
+#define GLUT_INFO 1
+#ifdef GLUT_INFO
+	#include <GL/glut.h>
+#endif
+
+
+class GLInfoWindow : public BWindow 
+{
+public:
+   GLInfoWindow(BRect frame);
+   virtual bool   QuitRequested() { be_app->PostMessage(B_QUIT_REQUESTED); return true; }
+   
+private:
+	BGLView 			*gl;
+	BOutlineListView	*list;
+	BScrollView			*scroller;
+};
+
+
+class GLInfoApp : public BApplication
+{
+public:
+   GLInfoApp();
+private:
+   GLInfoWindow      *window;
+};
+
+
+GLInfoApp::GLInfoApp()
+   : BApplication("application/x-vnd.OBOS-GLInfo")
+{
+   window = new GLInfoWindow(BRect(50, 50, 350, 350));
+}
+
+GLInfoWindow::GLInfoWindow(BRect frame)
+   : BWindow(frame, "OpenGL Info", B_TITLED_WINDOW, 0)
+{
+	BRect	r = Bounds();
+	char *s;
+	BString l;
+
+	// Add a outline list view
+	r.right -= B_V_SCROLL_BAR_WIDTH;
+	list 		= new BOutlineListView(r, "GLInfoList", B_SINGLE_SELECTION_LIST, B_FOLLOW_ALL_SIDES);
+	scroller 	= new BScrollView("GLInfoListScroller", list, B_FOLLOW_ALL_SIDES,
+						B_WILL_DRAW | B_FRAME_EVENTS, false, true);
+						
+	gl = new BGLView(r, "opengl", B_FOLLOW_ALL_SIDES, 0, BGL_RGB | BGL_DOUBLE);
+	gl->Hide();
+	AddChild(gl);
+	AddChild(scroller);
+	
+	Show();
+	
+	LockLooper();
+	
+	// gl->LockGL();
+	
+	list->AddItem(new BStringItem("OpenGL", 0));
+
+	s = (char *) glGetString(GL_VENDOR);
+	if (s) {
+		l = ""; l << "Vendor Name: " << s;
+		list->AddItem(new BStringItem(l.String(), 1));
+	}
+
+	s = (char *) glGetString(GL_VERSION);
+	if (s) {
+		l = ""; l << "Version: " << s;
+		list->AddItem(new BStringItem(l.String(), 1));
+	}
+	
+	s = (char *) glGetString(GL_RENDERER);
+	if (s) {
+		l = ""; l << "Renderer Name: " << s;
+		list->AddItem(new BStringItem(l.String(), 1));
+	}
+
+	s = (char *) glGetString(GL_EXTENSIONS);
+	if (s) {
+		list->AddItem(new BStringItem("Extensions", 1));
+		while (*s) {
+			char extname[255];
+			int n = strcspn(s, " ");
+			strncpy(extname, s, n);
+			extname[n] = 0;
+			list->AddItem(new BStringItem(extname, 2));
+			if (! s[n])
+				break;
+			s += (n + 1);	// next !
+		}
+	}
+
+	list->AddItem(new BStringItem("GLU", 0));
+	s = (char *) gluGetString(GLU_VERSION);
+	if (s) {
+		l = ""; l << "Version: " << s;
+		list->AddItem(new BStringItem(l.String(), 1));
+	}
+
+	s = (char *) gluGetString(GLU_EXTENSIONS);
+	if (s) {
+		list->AddItem(new BStringItem("Extensions", 1));
+		while (*s) {
+			char extname[255];
+			int n = strcspn(s, " ");
+			strncpy(extname, s, n);
+			extname[n] = 0;
+			list->AddItem(new BStringItem(extname, 2));
+			if (! s[n])
+				break;
+			s += (n + 1);	// next !
+		}
+	}
+
+#ifdef GLUT_INFO
+	list->AddItem(new BStringItem("GLUT", 0));
+	l = "API version: "; l << GLUT_API_VERSION;
+	list->AddItem(new BStringItem(l.String(), 1));
+#endif
+
+	// gl->UnlockGL();
+
+	UnlockLooper();
+}
+
+
+
+int main(int argc, char *argv[])
+{
+   GLInfoApp *app = new GLInfoApp;
+   app->Run();
+   delete app;
+   return 0;
+}
diff --git a/progs/beos/Makefile b/progs/beos/Makefile
new file mode 100644
index 000000000..45782fb3c
--- /dev/null
+++ b/progs/beos/Makefile
@@ -0,0 +1,33 @@
+# progs/beos/Makefile
+
+TOP = ../..
+include $(TOP)/configs/current
+
+# Makefile for BeOS demos
+
+# Written by Brian Paul
+# This file is in the public domain.
+#
+# Modified by Philippe Houdoin
+
+LDFLAGS += -soname=_APP_ $(APP_LIB_DEPS)
+
+INCLUDES = -I. -I- -I../../include
+
+default: demo sample GLInfo
+
+clean:
+	rm -f demo sample GLInfo
+	rm -f *.o
+
+demo: demo.o
+	$(LD) demo.o $(LDFLAGS) -o $@
+
+sample: sample.o
+	$(LD) sample.o $(LDFLAGS) -o $@
+
+GTLInfo: GLInfo.o
+	$(LD) GLInfo.o $(INCLUDES) $(LDFLAGS) -o $@
+
+.cpp.o:
+	$(CC) -c $< $(INCLUDES) $(CFLAGS) -o $@
diff --git a/progs/beos/demo.cpp b/progs/beos/demo.cpp
new file mode 100644
index 000000000..6b0b9576d
--- /dev/null
+++ b/progs/beos/demo.cpp
@@ -0,0 +1,147 @@
+// $Id: demo.cpp,v 1.2 2004/08/14 09:59:16 phoudoin Exp $
+
+// Simple BeOS GLView demo
+// Written by Brian Paul
+// Changes by Philippe Houdoin
+// This file is in the public domain.
+
+
+
+#include <stdio.h>
+#include <Application.h>
+#include <Window.h>
+#include <GLView.h>
+
+class MyGL : public BGLView
+{
+public:
+	MyGL(BRect rect, char *name, ulong options);
+
+	virtual void AttachedToWindow();
+	virtual void Pulse();
+	virtual void FrameResized(float w, float h);
+
+private:
+	void Render();
+	void Reshape(float w, float h);
+	float mAngle;
+};
+
+
+class MyWindow : public BWindow
+{
+public:
+	MyWindow(BRect frame);
+	virtual bool QuitRequested();
+};
+
+
+MyWindow::MyWindow(BRect frame)
+   : BWindow(frame, "demo", B_TITLED_WINDOW, B_NOT_ZOOMABLE)
+{
+   // Make OpenGL view and put it in the window
+   BRect r = Bounds();
+   r.InsetBy(5, 5);
+   
+   MyGL *gl = new MyGL(r, "GL", BGL_RGB | BGL_DOUBLE);
+   AddChild(gl);
+   SetPulseRate(1000000 / 30);
+}
+
+bool MyWindow::QuitRequested()
+{
+   be_app->PostMessage(B_QUIT_REQUESTED);
+   return true;
+}
+
+
+
+MyGL::MyGL(BRect rect, char *name, ulong options)
+   : BGLView(rect, name, B_FOLLOW_ALL_SIDES, B_PULSE_NEEDED, options)
+{
+	mAngle = 0.0;
+}
+
+
+void MyGL::AttachedToWindow()
+{
+	BGLView::AttachedToWindow();
+
+	LockGL();
+	glClearColor(0.7, 0.7, 0, 0);
+	Reshape(Bounds().Width(), Bounds().Height());
+	UnlockGL();
+}
+
+
+void MyGL::FrameResized(float w, float h)
+{
+	BGLView::FrameResized(w, h);
+
+	LockGL();
+	Reshape(w, h);
+	UnlockGL();
+
+	Render();
+}
+
+
+void MyGL::Pulse()
+{
+	mAngle += 1.0;
+	Render();
+}
+
+
+void MyGL::Render()
+{
+    LockGL();
+
+    glClear(GL_COLOR_BUFFER_BIT);
+    
+    glPushMatrix();
+
+    glRotated(mAngle, 0, 0, 1);
+    glColor3f(0, 0, 1);
+
+    glBegin(GL_POLYGON);
+    glVertex2f(-1, -1);
+    glVertex2f( 1, -1);
+    glVertex2f( 1,  1);
+    glVertex2f(-1,  1);
+    glEnd();
+
+	glPopMatrix();
+
+    SwapBuffers();
+
+    UnlockGL();
+}
+
+
+void MyGL::Reshape(float w, float h)
+{
+	glViewport(0, 0, (int) (w + 1), (int) (h + 1));
+	glMatrixMode(GL_PROJECTION);
+	glLoadIdentity();
+	glFrustum(-1, 1, -1, 1, 10, 30);
+	glMatrixMode(GL_MODELVIEW);
+	glLoadIdentity();
+	glTranslatef(0, 0, -18);
+}
+
+
+int main(int argc, char *argv[])
+{
+   BApplication *app = new BApplication("application/demo");
+
+   // make top-level window
+   MyWindow *win = new MyWindow(BRect(100, 100, 500, 500));
+   win->Show();
+
+    app->Run();
+
+   delete app;
+
+   return 0;
+}
diff --git a/progs/beos/sample.cpp b/progs/beos/sample.cpp
new file mode 100644
index 000000000..a86a11874
--- /dev/null
+++ b/progs/beos/sample.cpp
@@ -0,0 +1,225 @@
+// sample BGLView app from the Be Book
+
+
+#include <stdio.h>
+#include <Application.h>
+#include <Window.h>
+#include <GLView.h>
+
+
+class SampleGLView : public BGLView
+{
+public:
+   SampleGLView(BRect frame, uint32 type);
+   virtual void   AttachedToWindow(void);
+   virtual void   FrameResized(float newWidth, float newHeight);
+   virtual void   ErrorCallback(GLenum which);
+   
+   void         Render(void);
+   
+private:
+   void         gInit(void);
+   void         gDraw(void);
+   void         gReshape(int width, int height);
+         
+   float         width;
+   float         height;
+};
+
+
+
+class SampleGLWindow : public BWindow 
+{
+public:
+   SampleGLWindow(BRect frame, uint32 type);
+   virtual bool   QuitRequested() { be_app->PostMessage(B_QUIT_REQUESTED); return true; }
+   
+private:
+   SampleGLView   *theView;
+};
+
+
+class SampleGLApp : public BApplication
+{
+public:
+   SampleGLApp();
+private:
+   SampleGLWindow      *theWindow;
+};
+
+
+SampleGLApp::SampleGLApp()
+   : BApplication("application/x-vnd.sample")
+{
+   BRect windowRect;
+   uint32 type = BGL_RGB|BGL_DOUBLE;
+
+   windowRect.Set(50, 50, 350, 350);
+
+   theWindow = new SampleGLWindow(windowRect, type);
+}
+
+
+
+SampleGLWindow::SampleGLWindow(BRect frame, uint32 type)
+   : BWindow(frame, "OpenGL Test", B_TITLED_WINDOW, 0)
+{
+   theView = new SampleGLView(Bounds(), type);
+   AddChild(theView);
+   Show();
+   theView->Render();
+}
+
+
+
+SampleGLView::SampleGLView(BRect frame, uint32 type)
+   : BGLView(frame, "SampleGLView", B_FOLLOW_ALL_SIDES, 0, type)
+{
+   width = frame.right-frame.left;
+   height = frame.bottom-frame.top;
+}
+
+
+void SampleGLView::AttachedToWindow(void)
+{
+   LockGL();
+   BGLView::AttachedToWindow();
+   gInit();
+   gReshape(width, height);
+   UnlockGL();
+}
+
+
+void SampleGLView::FrameResized(float newWidth, float newHeight) 
+{
+   BGLView::FrameResized(newWidth, newHeight);
+
+   LockGL();
+
+   width = newWidth;
+   height = newHeight;
+   
+   gReshape(width,height);
+      
+   UnlockGL();
+   Render();
+}
+
+
+void SampleGLView::ErrorCallback(GLenum whichError) 
+{
+//      fprintf(stderr, "Unexpected error occured (%d):\\n", whichError);
+//      fprintf(stderr, "    %s\\n", gluErrorString(whichError));
+}
+
+
+
+// globals
+GLenum use_stipple_mode;    // GL_TRUE to use dashed lines
+GLenum use_smooth_mode;     // GL_TRUE to use anti-aliased lines
+GLint linesize;             // Line width
+GLint pointsize;            // Point diameter
+   
+float pntA[3] = {
+   -160.0, 0.0, 0.0
+};
+float pntB[3] = {
+   -130.0, 0.0, 0.0
+};
+
+
+
+void SampleGLView::gInit(void) 
+{
+   glClearColor(0.0, 0.0, 0.0, 0.0);
+   glLineStipple(1, 0xF0E0);
+   glBlendFunc(GL_SRC_ALPHA, GL_ONE);
+   use_stipple_mode = GL_FALSE;
+   use_smooth_mode = GL_TRUE;
+   linesize = 2;
+   pointsize = 6;
+}
+
+
+
+void SampleGLView::gDraw(void)
+{
+   GLint i;
+   
+   glClear(GL_COLOR_BUFFER_BIT);
+   glLineWidth(linesize);
+   
+/*
+
+   if (use_stipple_mode) {
+      glEnable(GL_LINE_STIPPLE);
+   } else {
+      glDisable(GL_LINE_STIPPLE);
+   }
+*/
+
+   glDisable(GL_POINT_SMOOTH);
+
+
+   glPushMatrix();
+   
+   glPointSize(pointsize);         // Set size for point
+
+   for (i = 0; i < 360; i += 5) {
+      glRotatef(5.0, 0,0,1);         // Rotate right 5 degrees
+
+	  if (use_smooth_mode) {
+		glEnable(GL_LINE_SMOOTH);
+	    glEnable(GL_BLEND);
+	   } else {
+	      glDisable(GL_LINE_SMOOTH);
+	      glDisable(GL_BLEND);
+	   }
+
+      glColor3f(1.0, 1.0, 0.0);      // Set color for line
+      glBegin(GL_LINE_STRIP);         // And create the line
+      	glVertex3fv(pntA);
+      	glVertex3fv(pntB);
+      glEnd();
+
+      glDisable(GL_POINT_SMOOTH);
+      glDisable(GL_BLEND);
+
+      glColor3f(0.0, 1.0, 0.0);      // Set color for point
+      glBegin(GL_POINTS);
+      	glVertex3fv(pntA);         // Draw point at one end
+      	glVertex3fv(pntB);         // Draw point at other end
+      glEnd();
+   }
+   
+   glPopMatrix();                  // Done with matrix
+}
+
+
+void SampleGLView::gReshape(int width, int height)
+{
+   glViewport(0, 0, width, height);
+   glMatrixMode(GL_PROJECTION);
+   glLoadIdentity();
+   glOrtho(-175, 175, -175, 175, -1, 1);
+   glMatrixMode(GL_MODELVIEW);
+}
+
+
+void SampleGLView::Render(void)
+{
+   LockGL();
+   gDraw();
+   SwapBuffers();
+   UnlockGL();
+}
+
+
+
+int main(int argc, char *argv[])
+{
+   SampleGLApp *app = new SampleGLApp;
+   app->Run();
+   delete app;
+   return 0;
+}