prepare for Bullet 2 demo collection

Demos3/AllBullet2Demos/main.cpp

@@ -0,0 +1,110 @@
+#include "../../btgui/OpenGLWindow/SimpleOpenGL3App.h"
+#include "Bullet3Common/b3Vector3.h"
+#include "assert.h"
+#include <stdio.h>
+
+#include "../GpuDemos/gwenUserInterface.h"
+
+GwenUserInterface* gui  = 0;
+
+static void MyMouseMoveCallback( float x, float y)
+{
+	bool handled = false;
+	if (gui)
+		handled = gui->mouseMoveCallback(x,y);
+	if (!handled)
+		b3DefaultMouseMoveCallback(x,y);
+}
+static void MyMouseButtonCallback(int button, int state, float x, float y)
+{
+	bool handled = false;
+	//try picking first
+	if (gui)
+		handled = gui->mouseButtonCallback(button,state,x,y);
+
+	if (!handled)
+		b3DefaultMouseButtonCallback(button,state,x,y);
+}
+
+
+
+void	MyComboBoxCallback(int comboId, const char* item)
+{
+	printf("comboId = %d, item = %s\n",comboId, item);
+	/*int numDemos = demoNames.size();
+	for (int i=0;i<numDemos;i++)
+	{
+		if (!strcmp(demoNames[i],item))
+		{
+			if (selectedDemo != i)
+			{
+				gReset = true;
+				selectedDemo = i;
+				printf("selected demo %s!\n", item);
+			}
+		}
+	}
+	*/
+
+}
+
+int main(int argc, char* argv[])
+{
+	
+	float dt = 1./120.f;
+	int width = 1024;
+	int height=768;
+
+	SimpleOpenGL3App* app = new SimpleOpenGL3App("AllBullet2Demos",width,height);
+	app->m_instancingRenderer->setCameraDistance(13);
+	app->m_instancingRenderer->setCameraPitch(0);
+	app->m_instancingRenderer->setCameraTargetPosition(b3MakeVector3(0,0,0));
+	app->m_window->setMouseMoveCallback(MyMouseMoveCallback);
+	app->m_window->setMouseButtonCallback(MyMouseButtonCallback);
+	
+
+	GLint err = glGetError();
+    assert(err==GL_NO_ERROR);
+	
+	sth_stash* fontstash=0;
+	gui = new GwenUserInterface;
+	gui->init(width,height,fontstash,app->m_window->getRetinaScale());
+
+	const char* names[] = {"test1", "test2","test3"};
+	gui->registerComboBox(13,3,&names[0],1);
+	const char* names2[] = {"comboF", "comboG","comboH"};
+	gui->registerComboBox(2,3,&names2[0],1);
+
+	gui->setComboBoxCallback(MyComboBoxCallback);
+
+
+	do
+	{
+
+		GLint err = glGetError();
+		assert(err==GL_NO_ERROR);
+		app->m_instancingRenderer->init();
+		app->m_instancingRenderer->updateCamera();
+		
+		app->drawGrid();
+		char bla[1024];
+		static int frameCount = 0;
+		frameCount++;
+		sprintf(bla,"Simple test frame %d", frameCount);
+		
+		app->drawText(bla,10,10);
+
+		static int toggle = 1;
+		if (1)
+		{
+		gui->draw(app->m_instancingRenderer->getScreenWidth(),app->m_instancingRenderer->getScreenHeight());
+		}
+		toggle=1-toggle;
+		app->swapBuffer();
+	} while (!app->m_window->requestedExit());
+
+	delete gui;
+
+	delete app;
+	return 0;
+}

Demos3/AllBullet2Demos/premake4.lua

@@ -0,0 +1,33 @@
+	
+		project "App_AllBullet2Demos"
+
+		language "C++"
+				
+		kind "ConsoleApp"
+		targetdir "../../bin"
+
+  	includedirs {
+                ".",
+                "../../src",
+                "../../btgui"
+                }
+
+		initOpenGL()
+		initGlew()
+			
+		links{"gwen", "OpenGL_Window","OpenGL_TrueTypeFont","BulletSoftBody","BulletDynamics","BulletCollision","LinearMath"}
+		
+		files {
+		"**.cpp",
+		"**.h",
+		"../../src/Bullet3Common/**.cpp",
+ 		"../../src/Bullet3Common/**.h",
+		"../../btgui/Timing/b3Clock.cpp",
+		"../../btgui/Timing/b3Clock.h",
+		"../GpuDemos/gwenUserInterface.cpp",
+		"../GpuDemos/gwenUserInterface.h"
+		}
+
+if os.is("MacOSX") then
+                        links{"Cocoa.framework"}
+end

Demos3/GpuDemos/gwenUserInterface.cpp

@@ -228,8 +228,8 @@ void	GwenUserInterface::init(int width, int height,struct sth_stash* stash,float
 	
 
 	
-	Gwen::UnicodeString str2(L"OpenCL");
-	tab->AddPage(str2);
+//	Gwen::UnicodeString str2(L"OpenCL");
+//	tab->AddPage(str2);
 	//Gwen::UnicodeString str3(L"page3");
 //	tab->AddPage(str3);
 	
@@ -291,7 +291,7 @@ void	GwenUserInterface::setComboBoxCallback(b3ComboBoxCallback callback)
 	m_data->m_comboBoxCallback = callback;
 }
 
-void	GwenUserInterface::registerComboBox(int comboboxId, int numItems, const char** items)
+void	GwenUserInterface::registerComboBox(int comboboxId, int numItems, const char** items, int startItem)
 {
 	Gwen::Controls::ComboBox* combobox = new Gwen::Controls::ComboBox(m_data->m_demoPage->GetPage());
 	MyComboBoxHander* handler = new MyComboBoxHander(m_data, comboboxId);
@@ -303,8 +303,12 @@ void	GwenUserInterface::registerComboBox(int comboboxId, int numItems, const cha
 	combobox->SetWidth( 100 );
 	//box->SetPos(120,130);
 	for (int i=0;i<numItems;i++)
-		combobox->AddItem(Gwen::Utility::StringToUnicode(items[i]));
-	
+	{
+		Gwen::Controls::MenuItem* item = combobox->AddItem(Gwen::Utility::StringToUnicode(items[i]));
+		if (i==startItem)
+			combobox->OnItemSelected(item);
+	}
+
 	
 }
 

Demos3/GpuDemos/gwenUserInterface.h

@@ -29,7 +29,7 @@ class GwenUserInterface
 		void	registerToggleButton(int buttonId, const char* name);
 
 		void	setComboBoxCallback(b3ComboBoxCallback callback);
-		void	registerComboBox(int buttonId, int numItems, const char** items);
+		void	registerComboBox(int buttonId, int numItems, const char** items, int startItem = 0);
 
 		void	setStatusBarMessage(const char* message, bool isLeft=true);
 };

Demos3/GpuDemos/main_opengl3core.cpp

@@ -101,7 +101,7 @@ enum
 };
 
 b3AlignedObjectArray<const char*> demoNames;
-int selectedDemo = 0;
+int selectedDemo = 1;
 GpuDemo::CreateFunc* allDemos[]=
 {
 		//ConcaveCompound2Scene::MyCreateFunc,
@@ -730,7 +730,7 @@ int main(int argc, char* argv[])
 			delete demo;
 		}
 
-		gui->registerComboBox(MYCOMBOBOX1,numItems,&demoNames[0]);
+		gui->registerComboBox(MYCOMBOBOX1,numItems,&demoNames[0],selectedDemo);
 		gui->setComboBoxCallback(MyComboBoxCallback);
 	}
 

Demos3/SimpleOpenGL3/main.cpp

@@ -27,7 +27,7 @@ int main(int argc, char* argv[])
 		char bla[1024];
 		static int frameCount = 0;
 		frameCount++;
-		sprintf(bla,"Simple test frame %d\n", frameCount);
+		sprintf(bla,"Simple test frame %d", frameCount);
 		
 		app->drawText(bla,10,10);
 		app->swapBuffer();

btgui/OpenGLWindow/GwenOpenGL3CoreRenderer.h

@@ -145,6 +145,8 @@ public:
 	}
 	virtual void End()
 	{
+		glDisable(GL_BLEND);
+		
 	}
 
 	virtual void StartClip()

btgui/OpenGLWindow/SimpleOpenGL3App.cpp

@@ -18,13 +18,20 @@
 #include "OpenGLWindow/GLInstancingRenderer.h"
 
 #include "Bullet3Common/b3Vector3.h"
+#include "Bullet3Common/b3Logging.h"
 
 #include "../btgui/OpenGLTrueTypeFont/fontstash.h"
 #include "../btgui/OpenGLWindow/TwFonts.h"
+#include "OpenGLTrueTypeFont/opengl_fontstashcallbacks.h"
+#include <assert.h>
 
 struct SimpleInternalData
 {
-	GLuint m_fontTextureId; 
+	GLuint m_fontTextureId;
+	struct sth_stash* m_fontStash;
+	OpenGL2RenderCallbacks*		m_renderCallbacks;
+	int m_droidRegular;
+
 };
 
 static SimpleOpenGL3App* gApp=0;
@@ -57,6 +64,7 @@ static GLuint BindFont(const CTexFont *_Font)
     return TexID;
 }
 
+extern char OpenSansData[];
 
 SimpleOpenGL3App::SimpleOpenGL3App(	const char* title, int width,int height)
 {
@@ -91,9 +99,43 @@ SimpleOpenGL3App::SimpleOpenGL3App(	const char* title, int width,int height)
 
 	TwGenerateDefaultFonts();
 	m_data->m_fontTextureId = BindFont(g_DefaultNormalFont);
+
+
+	{
+		GLint err;
+	
+	int datasize;
+
+	float sx,sy,dx,dy,lh;
+	GLuint texture;
+	m_data->m_renderCallbacks = new OpenGL2RenderCallbacks(m_primRenderer);
+	m_data->m_fontStash = sth_create(512,512,m_data->m_renderCallbacks);//256,256);//,1024);//512,512);
+    err = glGetError();
+    assert(err==GL_NO_ERROR);
+
+	if (!m_data->m_fontStash)
+	{
+		b3Warning("Could not create stash");
+		//fprintf(stderr, "Could not create stash.\n");
+	}
+	int droidRegular=0;
+
+	char* data2 = OpenSansData;
+	unsigned char* data = (unsigned char*) data2;
+	if (!(m_data->m_droidRegular = sth_add_font_from_memory(m_data->m_fontStash, data)))
+	{
+		b3Warning("error!\n");
+	}
+    err = glGetError();
+    assert(err==GL_NO_ERROR);
+	}
 }
 
 
+
+
+
+
 void SimpleOpenGL3App::drawText( const char* txt, int posX, int posY)
 {
 		
@@ -102,32 +144,26 @@ void SimpleOpenGL3App::drawText( const char* txt, int posX, int posY)
         
     //
     //printf("str = %s\n",unicodeText);
-    int xpos=0;
-    int ypos=0;
-    float dx;
+
+    float dx=0;
         
     int measureOnly=0;
         
 	glEnable(GL_BLEND);
 	glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
 
-	/*
-	if (m_useTrueTypeFont)
+	
+	if (1)//m_useTrueTypeFont)
 	{
+		bool measureOnly = false;
 			
-		float yoffset = 0.f;
-		if (m_retinaScale==2.0f)
-		{
-			yoffset = -12;
-		}
-		Translate(r);
-		sth_draw_text(m_font,
-                    1,m_fontScaling,
-                    r.x,r.y+yoffset,
-                    unicodeText,&dx, m_screenWidth,m_screenHeight,measureOnly,m_retinaScale);
-			 
+		float fontSize= 64;//512;//128;
+		sth_draw_text(m_data->m_fontStash,
+                    m_data->m_droidRegular,fontSize,posX,posY,
+					txt,&dx, this->m_instancingRenderer->getScreenWidth(),this->m_instancingRenderer->getScreenHeight(),measureOnly,m_window->getRetinaScale());
+		sth_end_draw(m_data->m_fontStash);
+		sth_flush_draw(m_data->m_fontStash);
 	} else
-	*/
 	{
 		//float width = 0.f;
 		int pos=0;

build3/premake4.lua

@@ -82,7 +82,7 @@
 	
 	language "C++"
 	
-	
+	include "../Demos3/AllBullet2Demos"
 	include "../Demos3/GpuDemos"
 --	include "../Demos3/CpuDemos"
 
@@ -110,7 +110,7 @@ include "../Demos3/SimpleOpenGL3"
 		include "../test/OpenCL/ParallelPrimitives"
 		include "../test/OpenCL/RadixSortBenchmark"
 	
-		
+		include "../src/BulletSoftBody"		
 		include "../src/BulletDynamics"
 		include "../src/BulletCollision"
 		include "../src/LinearMath"