void EndS3DRender()
{
setOrtho(0, mWidth, 0, mHeight);
#ifdef ANDROID
mS3D.EndS3DRender(mWidth, mHeight, mTrans);
#endif
}
void reshape(int w, int h)
{
glViewport(0, 0, w, h);
glLoadIdentity();
setOrtho(w, h);
display();
}
void SetViewport(const Rect &inRect)
{
if (inRect!=mViewport)
{
setOrtho(inRect.x,inRect.x1(), inRect.y1(),inRect.y);
mViewport = inRect;
glViewport(inRect.x, mHeight-inRect.y1(), inRect.w, inRect.h);
}
}
void MxCore::reset()
{
_viewUp = _initialUp;
_viewDir = _initialDir;
orthonormalize();
_position = _initialPosition;
_fovy = _initialFovy;
setOrtho( false );
}
void Scene::drawBackground()
{
setOrtho();
// draw a nice orange-to-yellow gradient
glBindTexture(GL_TEXTURE_2D, GL_NONE);
glBegin(GL_QUADS);
{
glColor3ub(255, 128, 0); glVertex2i(639, 0);
glColor3ub(255, 128, 0); glVertex2i(0, 0);
glColor3ub(247, 215, 107); glVertex2i(0, 479);
glColor3ub(247, 215, 107); glVertex2i(639, 479);
}
glEnd();
unsetOrtho();
}
bool TCompCamera::load(MKeyValue& atts) {
float znear = atts.getFloat("znear", 0.01f);
float zfar = atts.getFloat("zfar", 1000.f);
float fov_in_degs = atts.getFloat("fov", 70.f);
float size_x = atts.getFloat("size_x", 10.f);
float size_y = atts.getFloat("size_y", 10.f);
bool use_ar = atts.getBool("use_ar", true);
bool is_ortho = atts.getBool("is_ortho", false);
float x = CApp::get().getXRes();
float y = CApp::get().getYRes();
if (is_ortho) setOrtho(size_x, size_y, znear, zfar, use_ar ? x / y : 1.f);
else setProjection(deg2rad(fov_in_degs), znear, zfar);
//setProjection(deg2rad(fov_in_degs), znear, zfar);
return true;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------
GLvoid ChessGame::drawScene(GLvoid)
{
chessCam();
drawChessBoard();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_TEXTURE_2D);
glEnable(GL_LIGHTING);
for(int i = 0; i < (int)Lighting::lights.size(); i++)
Lighting::lights[i]->updateLight();
glEnable(GL_BLEND);
//drawGrid();
glEnable(GL_LIGHTING);
glDisable(GL_TEXTURE_2D);
//TODO:: GET EMITTER WORKING
//emitter->Update( SDL_GetTicks() );
glDisable(GL_LIGHTING);
setOrtho(windowWidth, windowHeight); //ortho for 2D text
glMatrixMode(GL_MODELVIEW); //back to 3D
glLoadIdentity();
displayFPS();
drawControls();
glFlush();
//This line IS MODIFIED in different interfaces
SDL_GL_SwapBuffers();
}
void render()
{
// Clear frame buffer and depth buffer
glClear(GL_COLOR_BUFFER_BIT);
glLoadIdentity();
glColor3f(1.0,1.0,1.0);
setOrtho();
glPushMatrix();
drawMiddleLine();
drawPaddle(100,startX);
drawPaddle(1280-100,startY);
drawBall(ballX,ballY);
glPopMatrix();
glFlush();
glutSwapBuffers();
}
bool ViewData::_handleEvent( const eq::Event& event )
{
switch( event.type )
{
case eq::Event::CHANNEL_POINTER_BUTTON_RELEASE:
{
const eq::PointerEvent& releaseEvent =
event.pointerButtonRelease;
if( releaseEvent.buttons == eq::PTR_BUTTON_NONE )
{
if( releaseEvent.button == eq::PTR_BUTTON1 )
{
_spinX = releaseEvent.dy;
_spinY = releaseEvent.dx;
return true;
}
if( releaseEvent.button == eq::PTR_BUTTON2 )
{
_advance = -releaseEvent.dy;
return true;
}
}
return false;
}
case eq::Event::CHANNEL_POINTER_MOTION:
switch( event.pointerMotion.buttons )
{
case eq::PTR_BUTTON1:
_spinX = 0;
_spinY = 0;
spinModel( -0.005f * event.pointerMotion.dy,
-0.005f * event.pointerMotion.dx, 0.f );
return true;
case eq::PTR_BUTTON2:
_advance = -event.pointerMotion.dy;
moveModel( 0.f, 0.f, .005f * _advance );
return true;
case eq::PTR_BUTTON3:
moveModel( .0005f * event.pointerMotion.dx,
-.0005f * event.pointerMotion.dy, 0.f );
return true;
default:
return false;
}
case eq::Event::CHANNEL_POINTER_WHEEL:
moveModel( -0.05f * event.pointerWheel.xAxis, 0.f,
0.05f * event.pointerWheel.yAxis );
return true;
case eq::Event::MAGELLAN_AXIS:
_spinX = 0;
_spinY = 0;
_advance = 0;
spinModel( 0.0001f * event.magellan.zRotation,
-0.0001f * event.magellan.xRotation,
-0.0001f * event.magellan.yRotation );
moveModel( 0.0001f * event.magellan.xAxis,
-0.0001f * event.magellan.zAxis,
0.0001f * event.magellan.yAxis );
return true;
case eq::Event::KEY_PRESS:
switch( event.keyPress.key )
{
case 's':
showStatistics( !getStatistics( ));
return true;
case 'o':
setOrtho( !useOrtho( ));
return true;
}
return false;
default:
return false;
}
}
int piInitVideo()
{
bcm_host_init();
// get an EGL display connection
display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (display == EGL_NO_DISPLAY) {
fprintf(stderr, "eglGetDisplay() failed: EGL_NO_DISPLAY\n");
return 0;
}
// initialize the EGL display connection
EGLBoolean result = eglInitialize(display, NULL, NULL);
if (result == EGL_FALSE) {
fprintf(stderr, "eglInitialize() failed: EGL_FALSE\n");
return 0;
}
// get an appropriate EGL frame buffer configuration
EGLint numConfig;
EGLConfig config;
static const EGLint attributeList[] = {
EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_ALPHA_SIZE, 8,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_NONE
};
result = eglChooseConfig(display, attributeList, &config, 1, &numConfig);
if (result == EGL_FALSE) {
fprintf(stderr, "eglChooseConfig() failed: EGL_FALSE\n");
return 0;
}
result = eglBindAPI(EGL_OPENGL_ES_API);
if (result == EGL_FALSE) {
fprintf(stderr, "eglBindAPI() failed: EGL_FALSE\n");
return 0;
}
// create an EGL rendering context
static const EGLint contextAttributes[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
context = eglCreateContext(display, config, EGL_NO_CONTEXT, contextAttributes);
if (context == EGL_NO_CONTEXT) {
fprintf(stderr, "eglCreateContext() failed: EGL_NO_CONTEXT\n");
return 0;
}
// create an EGL window surface
int32_t success = graphics_get_display_size(0, &screenWidth, &screenHeight);
if (result < 0) {
fprintf(stderr, "graphics_get_display_size() failed: < 0\n");
return 0;
}
fprintf(stderr, "Width/height: %d/%d\n", screenWidth, screenHeight);
VC_RECT_T dstRect;
dstRect.x = 0;
dstRect.y = 0;
dstRect.width = screenWidth;
dstRect.height = screenHeight;
VC_RECT_T srcRect;
srcRect.x = 0;
srcRect.y = 0;
srcRect.width = screenWidth << 16;
srcRect.height = screenHeight << 16;
DISPMANX_DISPLAY_HANDLE_T dispManDisplay = vc_dispmanx_display_open(0);
DISPMANX_UPDATE_HANDLE_T dispmanUpdate = vc_dispmanx_update_start(0);
DISPMANX_ELEMENT_HANDLE_T dispmanElement = vc_dispmanx_element_add(dispmanUpdate,
dispManDisplay, 0, &dstRect, 0, &srcRect,
DISPMANX_PROTECTION_NONE, NULL, NULL, DISPMANX_NO_ROTATE);
nativeWindow.element = dispmanElement;
nativeWindow.width = screenWidth;
nativeWindow.height = screenHeight;
vc_dispmanx_update_submit_sync(dispmanUpdate);
fprintf(stderr, "Initializing window surface...\n");
surface = eglCreateWindowSurface(display, config, &nativeWindow, NULL);
if (surface == EGL_NO_SURFACE) {
fprintf(stderr, "eglCreateWindowSurface() failed: EGL_NO_SURFACE\n");
return 0;
}
fprintf(stderr, "Connecting context to surface...\n");
// connect the context to the surface
result = eglMakeCurrent(display, surface, surface, context);
if (result == EGL_FALSE) {
fprintf(stderr, "eglMakeCurrent() failed: EGL_FALSE\n");
return 0;
}
fprintf(stderr, "Initializing shaders...\n");
// Init shader resources
memset(&shader, 0, sizeof(ShaderInfo));
shader.program = createProgram(vertexShaderSrc, fragmentShaderSrc);
if (!shader.program) {
fprintf(stderr, "createProgram() failed\n");
return 0;
}
fprintf(stderr, "Initializing textures/buffers...\n");
shader.a_position = glGetAttribLocation(shader.program, "a_position");
shader.a_texcoord = glGetAttribLocation(shader.program, "a_texcoord");
shader.u_vp_matrix = glGetUniformLocation(shader.program, "u_vp_matrix");
shader.u_texture = glGetUniformLocation(shader.program, "u_texture");
glGenTextures(1, textures);
glBindTexture(GL_TEXTURE_2D, textures[0]);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, TEX_WIDTH, TEX_HEIGHT, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, NULL);
glGenBuffers(3, buffers);
glBindBuffer(GL_ARRAY_BUFFER, buffers[0]);
glBufferData(GL_ARRAY_BUFFER, kVertexCount * sizeof(GLfloat) * 3, vertices, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, buffers[1]);
glBufferData(GL_ARRAY_BUFFER, kVertexCount * sizeof(GLfloat) * 2, uvs, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, buffers[2]);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, kIndexCount * sizeof(GL_UNSIGNED_SHORT), indices, GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glDisable(GL_DEPTH_TEST);
glDisable(GL_DITHER);
float sx = 1.0f;
float sy = 1.0f;
float zoom = (float)ZOOM;
// Screen aspect ratio adjustment
float a = (float)screenWidth / screenHeight;
float a0 = (float)WIDTH / (float)HEIGHT;
if (a > a0) {
sx = a0/a;
} else {
sy = a/a0;
}
setOrtho(projection, -0.5f, +0.5f, +0.5f, -0.5f, -1.0f, 1.0f,
sx * zoom, sy * zoom);
fprintf(stderr, "Setting up screen...\n");
msxScreenPitch = WIDTH * BIT_DEPTH / 8;
msxScreen = (char*)calloc(1, BIT_DEPTH / 8 * TEX_WIDTH * TEX_HEIGHT);
if (!msxScreen) {
fprintf(stderr, "Error allocating screen texture\n");
return 0;
}
fprintf(stderr, "Initializing SDL video...\n");
// We're doing our own video rendering - this is just so SDL-based keyboard
// can work
sdlScreen = SDL_SetVideoMode(0, 0, 0, 0);
return 1;
}
/** Simpler accessors for the pointer on the data (i,j) in the scalar array.
There are 2 types to allow matrix modification or not (const or not).
*/
inline T* ptr(int i=0, int j=0) const {
// here I might modify the data with this pointer
setOrtho(0);
return &m[i + ((size_t) lda) * j];
}
/** Simpler accessors for the data.
There are 2 types to allow matrix modification or not.
*/
inline T& get(int i=0, int j=0) {
// here I might modify the data with this
setOrtho(0);
return m[i + ((size_t) lda) * j];
}
void Frustum::setOrtho(const AABB& volume)
{
float minX, minY, minZ, maxX, maxY, maxZ;
volume.bounds(minX, minY, minZ, maxX, maxY, maxZ);
setOrtho(minX, minY, minZ, maxX, maxY, maxZ);
}
void setOrtho2D(Mat4x4 m, float l, float r, float b, float t) {
setOrtho(m,l,r,b,t,-1.0f,1.0f);
}
