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//#define USE_OPENGL2
#ifdef USE_OPENGL2
#include "OpenGLWindow/SimpleOpenGL2App.h"
typedef SimpleOpenGL2App SimpleOpenGLApp;
#else
#include "OpenGLWindow/SimpleOpenGL3App.h"
typedef SimpleOpenGL3App SimpleOpenGLApp;
#endif //USE_OPENGL2
#include "Bullet3Common/b3Quaternion.h"
#include "Bullet3Common/b3CommandLineArgs.h"
#include "assert.h"
#include <stdio.h>
static char* gVideoFileName = 0;
static char* gPngFileName = 0;
static b3WheelCallback sOldWheelCB = 0;
static b3ResizeCallback sOldResizeCB = 0;
static b3MouseMoveCallback sOldMouseMoveCB = 0;
static b3MouseButtonCallback sOldMouseButtonCB = 0;
static b3KeyboardCallback sOldKeyboardCB = 0;
//static b3RenderCallback sOldRenderCB = 0;
static float gWidth = 1024;
static float gHeight = 768;
void MyWheelCallback2(float deltax, float deltay)
{
if (sOldWheelCB)
sOldWheelCB(deltax, deltay);
}
void MyResizeCallback2(float width, float height)
{
gWidth = width;
gHeight = height;
if (sOldResizeCB)
sOldResizeCB(width, height);
}
void MyMouseMoveCallback2(float x, float y)
{
printf("Mouse Move: %f, %f\n", x, y);
if (sOldMouseMoveCB)
sOldMouseMoveCB(x, y);
}
void MyMouseButtonCallback2(int button, int state, float x, float y)
{
if (sOldMouseButtonCB)
sOldMouseButtonCB(button, state, x, y);
}
static void MyKeyboardCallback2(int keycode, int state)
{
//keycodes are in examples/CommonInterfaces/CommonWindowInterface.h
//for example B3G_ESCAPE for escape key
//state == 1 for pressed, state == 0 for released.
// use app->m_window->isModifiedPressed(...) to check for shift, escape and alt keys
printf("MyKeyboardCallback received key:%c in state %d\n", keycode, state);
if (sOldKeyboardCB)
sOldKeyboardCB(keycode, state);
}
int main(int argc, char* argv[])
{
{
b3CommandLineArgs myArgs(argc, argv);
SimpleOpenGLApp* app = new SimpleOpenGLApp("SimpleOpenGL3App", 1024, 768);
app->m_renderer->getActiveCamera()->setCameraDistance(13);
app->m_renderer->getActiveCamera()->setCameraPitch(0);
app->m_renderer->getActiveCamera()->setCameraTargetPosition(0, 0, 0);
sOldKeyboardCB = app->m_window->getKeyboardCallback();
app->m_window->setKeyboardCallback(MyKeyboardCallback2);
sOldMouseMoveCB = app->m_window->getMouseMoveCallback();
app->m_window->setMouseMoveCallback(MyMouseMoveCallback2);
sOldMouseButtonCB = app->m_window->getMouseButtonCallback();
app->m_window->setMouseButtonCallback(MyMouseButtonCallback2);
sOldWheelCB = app->m_window->getWheelCallback();
app->m_window->setWheelCallback(MyWheelCallback2);
sOldResizeCB = app->m_window->getResizeCallback();
app->m_window->setResizeCallback(MyResizeCallback2);
myArgs.GetCmdLineArgument("mp4_file", gVideoFileName);
if (gVideoFileName)
app->dumpFramesToVideo(gVideoFileName);
myArgs.GetCmdLineArgument("png_file", gPngFileName);
char fileName[1024];
int textureWidth = 128;
int textureHeight = 128;
unsigned char* image = new unsigned char[textureWidth * textureHeight * 4];
int textureHandle = app->m_renderer->registerTexture(image, textureWidth, textureHeight);
do
{
static int frameCount = 0;
frameCount++;
if (gPngFileName)
{
printf("gPngFileName=%s\n", gPngFileName);
sprintf(fileName, "%s%d.png", gPngFileName, frameCount++);
app->dumpNextFrameToPng(fileName);
}
//update the texels of the texture using a simple pattern, animated using frame index
for (int y = 0; y < textureHeight; ++y)
{
const int t = (y + frameCount) >> 4;
unsigned char* pi = image + y * textureWidth * 3;
for (int x = 0; x < textureWidth; ++x)
{
const int s = x >> 4;
const unsigned char b = 180;
unsigned char c = b + ((s + (t & 1)) & 1) * (255 - b);
pi[0] = pi[1] = pi[2] = pi[3] = c;
pi += 3;
}
}
app->m_renderer->activateTexture(textureHandle);
app->m_renderer->updateTexture(textureHandle, image);
float color[4] = {1, 0, 0, 1};
app->m_primRenderer->drawTexturedRect(100, 200, gWidth / 2 - 50, gHeight / 2 - 50, color, 0, 0, 1, 1, true);
app->m_renderer->init();
int upAxis = 1;
app->m_renderer->updateCamera(upAxis);
app->m_renderer->renderScene();
app->drawGrid();
char bla[1024];
sprintf(bla, "2d text:%d", frameCount);
float yellow[4] = {1, 1, 0, 1};
app->drawText(bla, 10, 10, 1, yellow);
float position[3] = {1, 1, 1};
float position2[3] = {0, 0, 5};
float orientation[4] = {0, 0, 0, 1};
app->drawText3D(bla, 0, 0, 1, 1);
sprintf(bla, "3d bitmap camera facing text:%d", frameCount);
app->drawText3D(bla, position2, orientation, color, 1, CommonGraphicsApp::eDrawText3D_OrtogonalFaceCamera);
sprintf(bla, "3d bitmap text:%d", frameCount);
app->drawText3D(bla, position, orientation, color, 0.001, 0);
float green[4] = {0, 1, 0, 1};
float blue[4] = {0, 0, 1, 1};
sprintf(bla, "3d ttf camera facing text:%d", frameCount);
app->drawText3D(bla, position2, orientation, green, 1, CommonGraphicsApp::eDrawText3D_TrueType | CommonGraphicsApp::eDrawText3D_OrtogonalFaceCamera);
app->drawText3D(bla, position2, orientation, green, 1, CommonGraphicsApp::eDrawText3D_TrueType | CommonGraphicsApp::eDrawText3D_OrtogonalFaceCamera);
sprintf(bla, "3d ttf text:%d", frameCount);
b3Quaternion orn;
orn.setEulerZYX(B3_HALF_PI / 2., 0, B3_HALF_PI / 2.);
app->drawText3D(bla, position2, orn, blue, 1, CommonGraphicsApp::eDrawText3D_TrueType);
app->swapBuffer();
} while (!app->m_window->requestedExit());
delete app;
delete[] image;
}
return 0;
}
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