void osint_render(void){
int v;
SDL_FillRect(screen, NULL, 0);
for(v = 0; v < vector_draw_cnt; v++){
Uint8 c = vectors_draw[v].color * 256 / VECTREX_COLORS;
if (rotatexy)
aalineRGBA(screen,
(Sint16)(screenx - offx - vectors_draw[v].y0 / scl_factor),
(Sint16)(offy + vectors_draw[v].x0 / scl_factor),
(Sint16)(screenx - offx - vectors_draw[v].y1 / scl_factor),
(Sint16)(offy + vectors_draw[v].x1 / scl_factor),
c, c, c, 0xff);
else
aalineRGBA(screen,
(Sint16)(offx + vectors_draw[v].x0 / scl_factor),
(Sint16)(offy + vectors_draw[v].y0 / scl_factor),
(Sint16)(offx + vectors_draw[v].x1 / scl_factor),
(Sint16)(offy + vectors_draw[v].y1 / scl_factor),
c, c, c, 0xff);
}
// Draw overlay image
if (overlay != NULL)
{
SDL_Rect src, dst;
dst.x = src.x = 0; dst.y = src.y = 0;
dst.w = src.w = (Uint16)screenx; dst.h = src.h = (Uint16)screeny;
SDL_BlitSurface(overlay, &src, screen, &dst);
}
SDL_Flip(screen);
}
void Draw_Building(way* w, char* role, RGBA* color, char* type)
{
Sint16 *vx, *vy;
RGBA rgba;
node_t* node = NULL;
double longitude, latitude, minlat, maxlat, minlon, maxlon;
int i, j, k, index, compteur, value_tag;
static int policy = 0;
maxlat = pBound->maxlat;
minlat = pBound->minlat;
maxlon = pBound->maxlon;
minlon = pBound->minlon;
vx = malloc(w->size_ref * sizeof(*vx));
vy = malloc(w->size_ref * sizeof(*vy));
compteur = 0;
for(i = 0; i < w->size_ref; i++)
{
index = search_node_dicho(w->ref[i]);
if(index == FAILURE)
continue;
node = pRoot->arrayNodes[index];
longitude = node->longitude;
latitude = node->latitude;
vx[i] = (Sint16)(long_to_pix(longitude) * pMap->width * pMap->zoom);
vy[i] = (Sint16)(lat_to_pix(latitude) * pMap->height * pMap->zoom);
compteur++;
}
if(type != NULL && !strcmp(type, "barrier"))
{
for(i = 0; i < compteur - 1; i++)
aalineRGBA(pRenderer, vx[i], vy[i], vx[i+1], vy[i+1], color->r, color->g, color->b, color->a);
}
else
{
filledPolygonRGBA(pRenderer, vx, vy, compteur, color->r, color->g, color->b, color->a);
if(role == NULL)
{
rgba = colorConverter(BARRIER_COLOR);
for(i = 0; i < compteur - 1; i++)
aalineRGBA(pRenderer, vx[i], vy[i], vx[i+1], vy[i+1], rgba.r, rgba.g, rgba.b, rgba.a);
}
}
free(vx);
free(vy);
}
// ML type: surface -> point -> point -> color -> bool -> unit
// Draws a line from wStart to wEnd of wColor on wScreen.
// If wAntialias is true, then the line will be antialiased.
EXTERNML value draw_draw_line(value wScreen, value wStart, value wEnd,
value wColor, value wAntiAlias) {
SDL_Surface *screen = (SDL_Surface *)Addr_val(wScreen);
int startx = Long_val(Field(wStart, 0)),
starty = Long_val(Field(wStart, 1)),
endx = Long_val(Field(wEnd, 0)),
endy = Long_val(Field(wEnd, 1)),
colorr = Long_val(Field(wColor, 0)),
colorg = Long_val(Field(wColor, 1)),
colorb = Long_val(Field(wColor, 2)),
colora = Tag_val(wColor) == RGBA ? Long_val(Field(wColor, 3)) : 255;
if (colorr < 0 || colorr > 255 ||
colorg < 0 || colorg > 255 ||
colorb < 0 || colorb > 255 ||
colora < 0 || colora > 255) {
invalid_argument("Invalid color value given - each value must be between 0 and 255.");
}
if (Bool_val(wAntiAlias)) {
aalineRGBA(screen, startx, starty, endx, endy, colorr, colorg, colorb, 255);
} else {
lineRGBA(screen, startx, starty, endx, endy, colorr, colorg, colorb, 255);
}
return Val_unit;
}
void ConfigurationMenu::RenderMenu( SDL_Surface *surface )
{
if ( visibility )
{
boxRGBA( surface, 800 / 2 - 250, 480 / 2 - 150, 800 / 2 + 250, 480 / 2 + 150, 0, 0, 0, 255 );
rectangleRGBA( surface, 800 / 2 - 250, 480 / 2 - 150, 800 / 2 + 250, 480 / 2 + 150, 255, 255, 255, 255 );
rectangleRGBA( surface, 800 / 2 - 250 + 1, 480 / 2 - 150 + 1, 800 / 2 + 250 - 1, 480 / 2 + 150 - 1, 255, 255, 255, 255 );
aalineRGBA( surface, 800 / 2 - 225, 480 / 2 - 100, 800 / 2 + 225, 480 / 2 - 100, 255, 255, 255, 200 );
dialogTitleLabel.Render( surface );
traceLinesLabel.Render( surface );
traceLineBodyLabel.Render( surface );
traceLineSledLabel.Render( surface );
traceLineHatLabel.Render( surface );
traceLineHeadLabel.Render( surface );
traceLineArmLabel.Render( surface );
traceLineLegLabel.Render( surface );
traceLineBodyRadio.Render( surface );
traceLineSledRadio.Render( surface );
traceLineHatRadio.Render( surface );
traceLineHeadRadio.Render( surface );
traceLineArmRadio.Render( surface );
traceLineLegRadio.Render( surface );
lineSnapLabel.Render( surface );
lineSnapRadio.Render( surface );
}
}
void Bullet::Render()
{
double strength = timeLeft/timeMax;
int r = 255;
int g = 255*strength;
int b = 0;
int a = 255*strength;
aalineRGBA(Surface::Display, startX, startY, endX, endY, r, g, b, a);
};
static void drawDIPS(SDL_Surface* surf, state* s, unsigned char r, unsigned char g, unsigned char b, unsigned char a, double ratioPixels) {
double distance = (fabs(s->xPosition2 - s->xPosition1) * ratioPixels) - 14;
double inter = (distance) / (double)NB_SPRING;
unsigned int i = 1;
int sign = 1;
double x1 = (screenWidth / 4.0) + (s->xPosition1 * ratioPixels);
double y1 = screenHeight / 2.0;
double x2 = x1 - (ratioPixels * sin(M_PIl - s->angularPosition1) * 2.0 * parameters[2]);
double y2 = y1 + (ratioPixels * cos(M_PIl - s->angularPosition1) * 2.0 * parameters[2]);
aalineRGBA(surf, x1, y1, x2, y2, r, g, b, a);
filledCircleRGBA(surf, x1, y1, 5, r, g, b, a);
filledCircleRGBA(surf, x2, y2, 5, r, g, b, a);
rectangleRGBA(surf, x1 - 7, y1 - 7, x1 + 7, y1 + 7, r, g, b, a);
x1 = (screenWidth / 4.0) + (s->xPosition2 * ratioPixels);
y1 = (screenHeight / 2.0);
x2 = x1 - (ratioPixels * sin(M_PIl - s->angularPosition2) * 2.0 * parameters[3]);
y2 = y1 + (ratioPixels * cos(M_PIl - s->angularPosition2) * 2.0 * parameters[3]);
aalineRGBA(surf, x1, y1, x2, y2, r, g, b, a);
filledCircleRGBA(surf, x1, y1, 5, r, g, b, a);
filledCircleRGBA(surf, x2, y2, 5, r, g, b, a);
rectangleRGBA(surf, x1 - 7, y1 - 7, x1 + 7, y1 + 7, r, g, b, a);
x1 = (screenWidth / 4.0) + (s->xPosition1 * ratioPixels) + 7;
y1 = (screenHeight / 2.0);
for(; i <= NB_SPRING; i++) {
if(sign > 0)
sign = -7;
else
sign = 7;
aalineRGBA(surf, x1+((i-1)*inter), y1+sign, x1+(i*inter), y1-sign, r, g, b, a);
}
}
CAMLprim value ml_aalineRGBA(value dst,value p1,value p2, value col,value alpha)
{
SDL_Surface *sur= SDL_SURFACE(dst);
SDL_Rect rect1,rect2;
SDL_Color c;
int r;
SDLRect_of_value(&rect1,p1);
SDLRect_of_value(&rect2,p2);
SDLColor_of_value(&c,col);
r=aalineRGBA(sur,rect1.x,rect1.y,rect2.x,rect2.y,c.r,c.g,c.b, Int_val(alpha));
return Val_bool(r);
}
void sequential_soo_drawingProcedure(SDL_Surface* screen, int screenWidth, int screenHeight, void* instance) {
#if NUMBER_OF_DIMENSIONS_OF_ACTION == 1
sequential_soo_instance* theInstance = (sequential_soo_instance*)instance;
if(instance != NULL) {
unsigned int H = theInstance->H;
unsigned int i = 0;
unsigned int heightShift = (H == 1) ? 0 : (screenHeight-20)/(H-1);
for(; i < H; i++) {
soo* sooInstance = theInstance->instances[i];
depth* crtDepth = sooInstance->list;
while(crtDepth != NULL) {
leaf* crtLeaf = crtDepth->list;
/*double shift = (1.0/(2.0*pow(3.0,crtDepth->depth))) * (WIDTH_TREE - 20);*/
double y = 10 + (i * heightShift);
aalineRGBA(screen, (screenWidth / 2.0) + 10, y, screenWidth - 10, y, 0, 0, 0, 255);
while(crtLeaf != NULL) {
double x = (screenWidth / 2.0) + 10 + (crtLeaf->centerPosition[0]*((screenWidth / 2.0) - 20));
aalineRGBA(screen, x, y + 2, x, y - 2, 0, 0, 0, 255);
/*aalineRGBA(screen, x - shift, y - 4, x - shift, y + 4, 0, 0, 0, 255);
aalineRGBA(screen, x + shift, y - 4, x + shift, y + 4, 0, 0, 0, 255);*/
crtLeaf = crtLeaf->next;
}
crtDepth = crtDepth->next;
}
}
}
#else
(void)screen;
(void)screenWidth;
(void)screenHeight;
(void)instance;
#endif
}
void Draw_Natural(way* w, char* role, RGBA* color, char* type)
{
Sint16 *vx, *vy;
node_t* node = NULL;
double longitude, latitude, minlat, maxlat, minlon, maxlon;
int i, index, compteur = 0;
maxlat = pBound->maxlat;
minlat = pBound->minlat;
maxlon = pBound->maxlon;
minlon = pBound->minlon;
vx = malloc(w->size_ref * sizeof(*vx));
vy = malloc(w->size_ref * sizeof(*vy));
for(i = 0; i < w->size_ref; i++)
{
index = search_node_dicho(w->ref[i]);
if(index == FAILURE)
continue;
node = pRoot->arrayNodes[index];
longitude = node->longitude;
latitude = node->latitude;
vx[i] = (Sint16)(long_to_pix(longitude) * pMap->width * pMap->zoom);
vy[i] = (Sint16)(lat_to_pix(latitude) * pMap->height * pMap->zoom);
compteur++;
}
if(type != NULL)
if(!strcmp(type, "cliff"))
for(i = 0; i < compteur - 1; i++)
thickLineRGBA(pRenderer, vx[i], vy[i], vx[i + 1], vy[i + 1], CLIFF_LENGTH, color->r, color->g, color->b, color->a);
else
if(!strcmp(type, "coastline"))
for(i = 0; i < compteur - 1; i++)
aalineRGBA(pRenderer, vx[i], vy[i], vx[i + 1], vy[i + 1], color->r, color->g, color->b, color->a);
else
filledPolygonRGBA(pRenderer, vx, vy, compteur, color->r, color->g, color->b, color->a);
free(vx);
free(vy);
}
void osint_render(void){
SDL_FillRect(screen, NULL, 0);
int v;
for(v = 0; v < vector_draw_cnt; v++){
Uint8 c = vectors_draw[v].color * 256 / VECTREX_COLORS;
aalineRGBA(screen,
offx + vectors_draw[v].x0 / scl_factor,
offy + vectors_draw[v].y0 / scl_factor,
offx + vectors_draw[v].x1 / scl_factor,
offy + vectors_draw[v].y1 / scl_factor,
c, c, c, 0xff);
}
if(overlay){
SDL_Rect dest_rect = {offx, offy, 0, 0};
SDL_BlitSurface(overlay, NULL, screen, &dest_rect);
}
SDL_Flip(screen);
}
static void drawPendulum(state* s, unsigned char r, unsigned char g, unsigned char b, unsigned char a, double ratioPixels) {
double x1 = (screenWidth / 4.0) + (s->xPosition * ratioPixels);
double y1 = screenHeight / 2.0;
double x2 = x1 - (ratioPixels * sin(M_PIl - s->angularPosition) * 2.0 * parameters[2]);
double y2 = y1 + (ratioPixels * cos(M_PIl - s->angularPosition) * 2.0 * parameters[2]);
aalineRGBA(screen, x1, y1, x2, y2, r, g, b, a);
filledCircleRGBA(screen, x1, y1, 3, r, g, b, a);
x2 = x1 - (int)(ratioPixels * sin(M_PIl - s->angularPosition) * ((2.0 * parameters[2]) + (3.0/ratioPixels)));
y2 = y1 + (int)(ratioPixels * cos(M_PIl - s->angularPosition) * ((2.0 * parameters[2]) + (3.0/ratioPixels)));
filledCircleRGBA(screen, x2, y2, 3, r, g, b, a);
rectangleRGBA(screen, x1 - 10, y1 - 5, x1 + 10, y1 + 5, r, g, b, a);
}
void Renderer::Line(Point p, Point p2, Uint8 rr, Uint8 gg, Uint8 bb, Uint8 aa){
aalineRGBA(_renderer, p.x(), p.y(), p2.x(), p2.y(), rr, gg, bb, aa);
}
/* Calls to commands created via [sdl.surface] are implemented by this
* C command. */
static int JimSdlHandlerCommand(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
JimSdlSurface *jss = Jim_CmdPrivData(interp);
int option;
static const char * const options[] = {
"free", "flip", "pixel", "rectangle", "box", "line", "aaline",
"circle", "aacircle", "fcircle", NULL
};
enum
{ OPT_FREE, OPT_FLIP, OPT_PIXEL, OPT_RECTANGLE, OPT_BOX, OPT_LINE,
OPT_AALINE, OPT_CIRCLE, OPT_AACIRCLE, OPT_FCIRCLE
};
if (argc < 2) {
Jim_WrongNumArgs(interp, 1, argv, "method ?args ...?");
return JIM_ERR;
}
if (Jim_GetEnum(interp, argv[1], options, &option, "SDL surface method", JIM_ERRMSG) != JIM_OK)
return JIM_ERR;
if (option == OPT_PIXEL) {
/* PIXEL */
long x, y, red, green, blue, alpha = 255;
if (argc != 7 && argc != 8) {
Jim_WrongNumArgs(interp, 2, argv, "x y red green blue ?alpha?");
return JIM_ERR;
}
if (Jim_GetLong(interp, argv[2], &x) != JIM_OK ||
Jim_GetLong(interp, argv[3], &y) != JIM_OK ||
Jim_GetLong(interp, argv[4], &red) != JIM_OK ||
Jim_GetLong(interp, argv[5], &green) != JIM_OK ||
Jim_GetLong(interp, argv[6], &blue) != JIM_OK) {
return JIM_ERR;
}
if (argc == 8 && Jim_GetLong(interp, argv[7], &alpha) != JIM_OK)
return JIM_ERR;
pixelRGBA(jss->screen, x, y, red, green, blue, alpha);
return JIM_OK;
}
else if (option == OPT_RECTANGLE || option == OPT_BOX ||
option == OPT_LINE || option == OPT_AALINE) {
/* RECTANGLE, BOX, LINE, AALINE */
long x1, y1, x2, y2, red, green, blue, alpha = 255;
if (argc != 9 && argc != 10) {
Jim_WrongNumArgs(interp, 2, argv, "x y red green blue ?alpha?");
return JIM_ERR;
}
if (Jim_GetLong(interp, argv[2], &x1) != JIM_OK ||
Jim_GetLong(interp, argv[3], &y1) != JIM_OK ||
Jim_GetLong(interp, argv[4], &x2) != JIM_OK ||
Jim_GetLong(interp, argv[5], &y2) != JIM_OK ||
Jim_GetLong(interp, argv[6], &red) != JIM_OK ||
Jim_GetLong(interp, argv[7], &green) != JIM_OK ||
Jim_GetLong(interp, argv[8], &blue) != JIM_OK) {
return JIM_ERR;
}
if (argc == 10 && Jim_GetLong(interp, argv[9], &alpha) != JIM_OK)
return JIM_ERR;
switch (option) {
case OPT_RECTANGLE:
rectangleRGBA(jss->screen, x1, y1, x2, y2, red, green, blue, alpha);
break;
case OPT_BOX:
boxRGBA(jss->screen, x1, y1, x2, y2, red, green, blue, alpha);
break;
case OPT_LINE:
lineRGBA(jss->screen, x1, y1, x2, y2, red, green, blue, alpha);
break;
case OPT_AALINE:
aalineRGBA(jss->screen, x1, y1, x2, y2, red, green, blue, alpha);
break;
}
return JIM_OK;
}
else if (option == OPT_CIRCLE || option == OPT_AACIRCLE || option == OPT_FCIRCLE) {
/* CIRCLE, AACIRCLE, FCIRCLE */
long x, y, radius, red, green, blue, alpha = 255;
if (argc != 8 && argc != 9) {
Jim_WrongNumArgs(interp, 2, argv, "x y radius red green blue ?alpha?");
return JIM_ERR;
}
if (Jim_GetLong(interp, argv[2], &x) != JIM_OK ||
Jim_GetLong(interp, argv[3], &y) != JIM_OK ||
Jim_GetLong(interp, argv[4], &radius) != JIM_OK ||
Jim_GetLong(interp, argv[5], &red) != JIM_OK ||
Jim_GetLong(interp, argv[6], &green) != JIM_OK ||
Jim_GetLong(interp, argv[7], &blue) != JIM_OK) {
return JIM_ERR;
}
if (argc == 9 && Jim_GetLong(interp, argv[8], &alpha) != JIM_OK)
return JIM_ERR;
switch (option) {
case OPT_CIRCLE:
circleRGBA(jss->screen, x, y, radius, red, green, blue, alpha);
break;
case OPT_AACIRCLE:
aacircleRGBA(jss->screen, x, y, radius, red, green, blue, alpha);
break;
case OPT_FCIRCLE:
filledCircleRGBA(jss->screen, x, y, radius, red, green, blue, alpha);
break;
}
return JIM_OK;
}
else if (option == OPT_FREE) {
/* FREE */
if (argc != 2) {
Jim_WrongNumArgs(interp, 2, argv, "");
return JIM_ERR;
}
Jim_DeleteCommand(interp, Jim_String(argv[0]));
return JIM_OK;
}
else if (option == OPT_FLIP) {
/* FLIP */
if (argc != 2) {
Jim_WrongNumArgs(interp, 2, argv, "");
return JIM_ERR;
}
SDL_Flip(jss->screen);
return JIM_OK;
}
return JIM_OK;
}
void start_freehand_drawing(void)
{
FreehandGeometry geometry;
int oldmouse_x, oldmouse_y;
int offsetx = cxoff + canvas->get_absxpos();
int offsety = cyoff + canvas->get_absypos();
//SDL_Surface *sur = canvas->get_image(canvas->get_active_image_n());
SDL_Surface *behind = SDLGui::createSurface(screen->w, screen->h);
blit(screen, behind, 0, 0, 0, 0, screen->w, screen->h);
SDL_Event event;
oldmouse_x = mouse.x;
oldmouse_y = mouse.y;
unsigned processed = 0;
StlStroke& stroke = *(geometry.currStroke);
while(mouse.b == SDL_BUTTON_LEFT)
{
// Update the screen with the last round of geometry read from the
// event queue.
SDL_PumpEvents();
for (unsigned i = processed; i < stroke.size(); i++)
{
if (i == 0)
{
//putpixel(screen, stroke[i].x + offsetx,
// stroke[i].y + offsety, BLACK);
continue;
}
aalineRGBA(screen, (int) stroke[i - 1].x + offsetx,
(int) stroke[i - 1].y + offsety,
(int) stroke[i].x + offsetx,
(int) stroke[i].y + offsety, 0, 0, 0, 128);
processed++;
}
SDL_PumpEvents();
SDL_Flip(screen);
// Wait for a new event.
SDL_WaitEvent(&event);
// Process all events in the queue.
do
{
switch (event.type)
{
case SDL_MOUSEMOTION:
mouse.x = event.motion.x;
mouse.y = event.motion.y;
if ((oldmouse_x != mouse.x) || (oldmouse_y != mouse.y))
{
geometry.addPoint(mouse.x - offsetx, mouse.y - offsety);
oldmouse_x = mouse.x;
oldmouse_y = mouse.y;
}
break;
case SDL_MOUSEBUTTONUP:
mouse.b = 0;
break;
case SDL_QUIT:
mouse.kill_sig = 1;
break;
default:
break;
}
}
while ((mouse.b != 0) && SDL_PollEvent(&event));
}
//qDebug("Points: %d", (int) points.size());
SDL_FastBlit(behind, screen, 0, 0, 0, 0, screen->w, screen->h);
SDL_FreeSurface(behind);
if (lastFreehand == NULL)
{
strokeTimerID = SDL_AddTimer(strokeTimeout, freehand_timer_callback,
NULL);
lastFreehand = new Freehand(geometry);
// Visibility graph stuff:
visalgo->obj_add(lastFreehand);
//QT canvas_deselect_shapes();
}
else
{
SDL_RemoveTimer(strokeTimerID);
strokeTimerID = SDL_AddTimer(strokeTimeout, freehand_timer_callback,
NULL);
lastFreehand->addStroke(geometry);
visalgo->obj_resize(lastFreehand);
}
#if defined(__APPLE__)
// After using carbon for mouse input, we need to resync the sdl mouse.
GUI_DummyMouseEvent();
while(SDL_PollEvent(&event));
// noop;
reset_mouse();
mouse.bstate = mouse.b = 0;
#endif
repaint_canvas();
}
void Viewer::mainloop() {
Timer timer;
Timer total;
if (m_print_perf)
fmt::print("Rendering frame {}\n", m_frame);
m_scene_changed = false;
m_frame++;
int current_time = SDL_GetTicks();
double dt = (current_time - m_last_frame_time) / 1000.0;
m_last_frame_time = current_time;
auto fps = 1. / dt;
// Input
SDL_Event e;
while (SDL_PollEvent(&e)) {
if (e.type == SDL_QUIT) {
shutdown();
}
if (e.type == SDL_KEYDOWN) {
if (e.key.keysym.sym == SDLK_ESCAPE) {
shutdown();
}
if (e.key.keysym.sym == SDLK_b) {
m_debug = !m_debug;
}
if (e.key.keysym.sym == SDLK_n) {
m_print_perf = !m_print_perf;
}
if (e.key.keysym.sym == SDLK_1) {
m_stride_x = 1;
m_stride_y = 1;
m_scene_changed = true;
}
if (e.key.keysym.sym == SDLK_2) {
m_stride_x = 2;
m_stride_y = 2;
m_scene_changed = true;
}
if (e.key.keysym.sym == SDLK_3) {
m_stride_x = 4;
m_stride_y = 4;
m_scene_changed = true;
}
}
if (e.type == SDL_MOUSEBUTTONDOWN) {
if (e.button.button == SDL_BUTTON_RIGHT) {
if (m_look_mode) {
m_look_mode = false;
SDL_SetRelativeMouseMode(SDL_FALSE);
} else if (!m_look_mode) {
m_look_mode = true;
SDL_SetRelativeMouseMode(SDL_TRUE);
}
}
}
}
float cam_speed = .8f * dt;
// Left/right
const uint8_t *keystates = SDL_GetKeyboardState(0);
if (keystates[SDL_SCANCODE_A]) {
m_scene_changed = true;
Camera::set_pos(m_camera, Camera::pos(m_camera) - Camera::right(m_camera) * cam_speed);
} else if (keystates[SDL_SCANCODE_D]) {
Camera::set_pos(m_camera, Camera::pos(m_camera) + Camera::right(m_camera) * cam_speed);
m_scene_changed = true;
}
// Up/down
if (keystates[SDL_SCANCODE_SPACE]) {
m_scene_changed = true;
Camera::set_pos(m_camera, Camera::pos(m_camera) + glm::vec3{0, 1, 0} * cam_speed);
} else if (keystates[SDL_SCANCODE_LCTRL]) {
m_scene_changed = true;
Camera::set_pos(m_camera, Camera::pos(m_camera) - glm::vec3{0, 1, 0} * cam_speed);
}
// Roll
if (keystates[SDL_SCANCODE_Q]) {
m_scene_changed = true;
Camera::set_world_up(m_camera, glm::rotateZ(Camera::up(m_camera), 0.1f));
} else if (keystates[SDL_SCANCODE_E]) {
m_scene_changed = true;
Camera::set_world_up(m_camera, glm::rotateZ(Camera::up(m_camera), -0.1f));
}
// Front/back
if (keystates[SDL_SCANCODE_W]) {
m_scene_changed = true;
Camera::set_pos(m_camera, Camera::pos(m_camera) + Camera::dir(m_camera) * cam_speed);
} else if (keystates[SDL_SCANCODE_S]) {
m_scene_changed = true;
Camera::set_pos(m_camera, Camera::pos(m_camera) - Camera::dir(m_camera) * cam_speed);
}
// Rendering here
int width;
int height;
SDL_GetWindowSize(m_window, &width, &height);
glm::ivec2 mouse_pos;
if (m_look_mode) {
// Yaw
SDL_GetRelativeMouseState(&(mouse_pos.x), &(mouse_pos.y));
if (mouse_pos.x != 0) {
m_scene_changed = true;
Camera::set_dir(m_camera, glm::rotateY(Camera::dir(m_camera), mouse_pos.x * 0.001f));
}
// Pitch
if (mouse_pos.y != 0) {
m_scene_changed = true;
Camera::set_dir(m_camera,
glm::rotate(Camera::dir(m_camera), mouse_pos.y * 0.001f,
glm::cross(Camera::up(m_camera), Camera::dir(m_camera))));
}
} else if (!m_look_mode) {
SDL_GetMouseState(&(mouse_pos.x), &(mouse_pos.y));
}
if (m_scene_changed) {
m_samples_accumulated = 0;
}
if (m_print_perf)
fmt::print(" {:<15} {:>10.3f} ms\n", "Input handling", timer.elapsed());
Scene::rebuild(m_scene);
if (m_print_perf)
fmt::print(" {:<15} {:=10.3f} ms\n", "Scene rebuild", timer.elapsed());
const auto luminance = m_renderer->render(m_scene_changed, m_stride_x, m_stride_y);
if (m_print_perf) {
m_renderer->print_last_frame_timings();
}
m_samples_accumulated += 1;
timer.reset();
// This striding is just for speeding up
// We're basically drawing really big pixels here
#pragma omp parallel for collapse(2) schedule(dynamic, 1024)
for (auto x = 0; x < width; x += m_stride_x) {
for (auto y = 0; y < height; y += m_stride_y) {
glm::vec4 color = luminance[y * width + x] / static_cast<float>(m_samples_accumulated);
for (auto u = 0; u < m_stride_x; u++) {
for (auto v = 0; v < m_stride_y; v++) {
m_pixels[(y + v) * width + (x + u)] = trac0r::pack_color_argb(color);
}
}
}
}
if (m_print_perf)
fmt::print(" {:<15} {:>10.3f} ms\n", "Pixel transfer", timer.elapsed());
// std::vector<uint32_t> m_pixels_filtered;
// m_pixels_filtered.resize(m_screen_width * m_screen_height, 0);
// trac0r::box_filter(m_pixels, width, height, m_pixels_filtered);
// m_pixels = m_pixels_filtered;
//
// if (m_print_perf)
// fmt::print(" {:<15} {:>10.3f} ms\n", "Image filtering", timer.elapsed());
SDL_RenderClear(m_render);
SDL_UpdateTexture(m_render_tex, 0, m_pixels.data(), width * sizeof(uint32_t));
SDL_RenderCopy(m_render, m_render_tex, 0, 0);
if (m_debug) {
// Lots of debug info
glm::vec2 mouse_rel_pos =
Camera::screenspace_to_camspace(m_camera, mouse_pos.x, mouse_pos.y);
glm::vec3 mouse_canvas_pos = Camera::camspace_to_worldspace(m_camera, mouse_rel_pos);
auto fps_debug_info = "FPS: " + std::to_string(int(fps));
auto scene_changing_info = "Samples : " + std::to_string(m_samples_accumulated);
scene_changing_info += " Scene Changing: " + std::to_string(m_scene_changed);
auto cam_look_debug_info = "Cam Look Mode: " + std::to_string(m_look_mode);
auto cam_pos_debug_info = "Cam Pos: " + glm::to_string(Camera::pos(m_camera));
auto cam_dir_debug_info = "Cam Dir: " + glm::to_string(Camera::dir(m_camera));
auto cam_up_debug_info = "Cam Up: " + glm::to_string(Camera::up(m_camera));
auto cam_fov_debug_info =
"Cam FOV (H/V): " +
std::to_string(int(glm::degrees(Camera::horizontal_fov(m_camera)))) + "/";
cam_fov_debug_info += std::to_string(int(glm::degrees(Camera::vertical_fov(m_camera))));
auto cam_canvas_center_pos_info =
"Cam Canvas Center: " + glm::to_string(Camera::canvas_center_pos(m_camera));
auto mouse_pos_screen_info = "Mouse Pos Screen Space: " + glm::to_string(mouse_pos);
auto mouse_pos_relative_info = "Mouse Pos Cam Space: " + glm::to_string(mouse_rel_pos);
auto mouse_pos_canvas_info =
"Mouse Pos Canvas World Space: " + glm::to_string(mouse_canvas_pos);
auto fps_debug_tex =
trac0r::make_text(m_render, m_font, fps_debug_info, {200, 100, 100, 200});
auto scene_changing_tex =
trac0r::make_text(m_render, m_font, scene_changing_info, {200, 100, 100, 200});
auto cam_look_debug_tex =
trac0r::make_text(m_render, m_font, cam_look_debug_info, {200, 100, 100, 200});
auto cam_pos_debug_tex =
trac0r::make_text(m_render, m_font, cam_pos_debug_info, {200, 100, 100, 200});
auto cam_dir_debug_tex =
trac0r::make_text(m_render, m_font, cam_dir_debug_info, {200, 100, 100, 200});
auto cam_up_debug_tex =
trac0r::make_text(m_render, m_font, cam_up_debug_info, {200, 100, 100, 200});
auto cam_fov_debug_tex =
trac0r::make_text(m_render, m_font, cam_fov_debug_info, {200, 100, 100, 200});
auto cam_canvas_center_pos_tex =
trac0r::make_text(m_render, m_font, cam_canvas_center_pos_info, {200, 100, 100, 200});
auto mouse_pos_screen_tex =
trac0r::make_text(m_render, m_font, mouse_pos_screen_info, {200, 100, 100, 200});
auto mouse_pos_relative_tex =
trac0r::make_text(m_render, m_font, mouse_pos_relative_info, {200, 100, 100, 200});
auto mouse_pos_canvas_tex =
trac0r::make_text(m_render, m_font, mouse_pos_canvas_info, {200, 100, 100, 200});
trac0r::render_text(m_render, fps_debug_tex, 10, 10);
trac0r::render_text(m_render, scene_changing_tex, 10, 25);
trac0r::render_text(m_render, cam_look_debug_tex, 10, 40);
trac0r::render_text(m_render, cam_pos_debug_tex, 10, 55);
trac0r::render_text(m_render, cam_dir_debug_tex, 10, 70);
trac0r::render_text(m_render, cam_up_debug_tex, 10, 85);
trac0r::render_text(m_render, cam_fov_debug_tex, 10, 100);
trac0r::render_text(m_render, cam_canvas_center_pos_tex, 10, 115);
trac0r::render_text(m_render, mouse_pos_screen_tex, 10, 130);
trac0r::render_text(m_render, mouse_pos_relative_tex, 10, 145);
trac0r::render_text(m_render, mouse_pos_canvas_tex, 10, 160);
// Let's draw some debug to the display (such as AABBs)
if (m_debug) {
auto &accel_struct = Scene::accel_struct(m_scene);
for (auto &shape : FlatStructure::shapes(accel_struct)) {
auto &aabb = Shape::aabb(shape);
const auto &verts = AABB::vertices(aabb);
std::array<glm::i8vec2, 12> pairs;
pairs[0] = {0, 1};
pairs[1] = {1, 3};
pairs[2] = {2, 3};
pairs[3] = {0, 2};
pairs[4] = {4, 5};
pairs[5] = {5, 7};
pairs[6] = {6, 7};
pairs[7] = {4, 6};
pairs[8] = {0, 4};
pairs[9] = {1, 5};
pairs[10] = {2, 6};
pairs[11] = {3, 7};
for (auto pair : pairs) {
auto ws1 = Camera::worldpoint_to_worldspace(m_camera, verts[pair[0]]);
auto ss1 = glm::i32vec2(0);
if (ws1 != glm::vec3(0)) {
auto cs1 = Camera::worldspace_to_camspace(m_camera, ws1);
ss1 = Camera::camspace_to_screenspace(m_camera, cs1);
}
auto ws2 = Camera::worldpoint_to_worldspace(m_camera, verts[pair[1]]);
auto ss2 = glm::i32vec2(0);
if (ws2 != glm::vec3(0)) {
auto cs2 = Camera::worldspace_to_camspace(m_camera, ws2);
ss2 = Camera::camspace_to_screenspace(m_camera, cs2);
}
if (ss1 != glm::i32vec2(0) && ss2 != glm::i32vec2(0)) {
aalineRGBA(m_render, ss1.x, ss1.y, ss2.x, ss2.y, 255, 255, 0, 200);
}
}
}
}
SDL_DestroyTexture(fps_debug_tex);
SDL_DestroyTexture(scene_changing_tex);
SDL_DestroyTexture(cam_look_debug_tex);
SDL_DestroyTexture(cam_pos_debug_tex);
SDL_DestroyTexture(cam_dir_debug_tex);
SDL_DestroyTexture(cam_up_debug_tex);
SDL_DestroyTexture(cam_fov_debug_tex);
SDL_DestroyTexture(cam_canvas_center_pos_tex);
SDL_DestroyTexture(mouse_pos_screen_tex);
SDL_DestroyTexture(mouse_pos_relative_tex);
SDL_DestroyTexture(mouse_pos_canvas_tex);
}
SDL_RenderPresent(m_render);
if (m_print_perf) {
fmt::print(" {:<15} {:>10.3f} ms\n", "Rendering", timer.elapsed());
fmt::print(" {:<15} {:>10.3f} ms\n", "=> Budget", 1000.f / 60.f - total.peek());
fmt::print(" {:<15} {:>10.3f} ms\n\n", "=> Total", total.peek());
}
m_frame_total += total.elapsed();
if (m_benchmark_mode < 0 && m_max_frames != 0 && m_frame > m_max_frames) {
auto filename = std::string("trac0r-") + std::to_string(m_max_frames) + std::string(".bmp");
SDL_Surface *sshot = SDL_CreateRGBSurface(0, m_screen_width, m_screen_height, 32,
0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000);
SDL_RenderReadPixels(m_render, NULL, SDL_PIXELFORMAT_ARGB8888, sshot->pixels, sshot->pitch);
SDL_SaveBMP(sshot, filename.c_str());
SDL_FreeSurface(sshot);
shutdown();
} else if (m_benchmark_mode > 0 && m_max_frames != 0 && m_frame > m_max_frames) {
fmt::print("Benchmark results:\n");
fmt::print(" {:<15} {:>10}\n", "Frames rendered", m_max_frames);
fmt::print(" {:<15} {:>10.3f} ms\n", "Total runtime", m_frame_total);
fmt::print(" {:<15} {:>10.3f} ms\n", "Avg. frame", m_frame_total / m_max_frames);
fmt::print(" {:<15} {:>10.3f} FPS\n", "Avg. FPS",
1.f / ((m_frame_total / 1000.f) / m_max_frames));
shutdown();
}
}
