Imagen::Imagen(Fuente *fuente, string texto, int r, int g, int b)
{
if ( !fuente )
{
bitmap = NULL ;
throw Error::ExcepcionParametro("Graficos::Imagen::Imagen(Fuente *, string)", 1);
}
// Creamos el bitmap con el tamaño apropiado
bitmap = create_bitmap( text_length(fuente->GetFont(), texto.c_str()), text_height(fuente->GetFont()) );
if (!bitmap)
{
throw Error::ExcepcionLocalizada("Graficos::Imagen::Imagen(Fuente *, string)", "No se pudo crear el bitmap");
}
// Pintamos el texto en el bitmap creado, con el color que trae de "fabrica"
// y con el color de fondo trasparente
textout_ex(bitmap, fuente->GetFont(), texto.c_str(), 0, 0, makecol(r,g,b), makecol(255,0,255));
// Por defecto una imagen no se pinta con mascara trasparente, pero una
// imagen generada por una fuente si que lo hace por defecto.
masked = true ;
textura = allegro_gl_make_masked_texture(bitmap);
w = bitmap->w ;
h = bitmap->h ;
destroy_bitmap(bitmap);
bitmap = NULL ;
}
void showIntro(void)
{
allegro_gl_begin();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0, 800, 0, 600, -1, 1);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glClearColor(0, 0, 0, 0);
glShadeModel(GL_SMOOTH);
glDepthFunc(GL_LEQUAL);
glClearDepth(1.0);
glEnable(GL_DEPTH_TEST);
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
glEnable(GL_TEXTURE_2D);
allegro_gl_end();
GLuint machineballtex;
allegro_gl_set_texture_format(GL_RGBA);
BITMAP *bmp = create_bitmap_ex(32, 256, 64);
blit(&mb_machineball_bmp, bmp, 0, 0, 0, 0, 256, 64);
machineballtex = allegro_gl_make_masked_texture(bmp);
destroy_bitmap(bmp);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
dp = al_start_duh(menuduh, 2, 0, (float)options.musicvol/255.0, 2048, 22050);
menumusicisplaying=1;
timer.install();
double time;
time=0;
while(!(key[KEY_ESC] || time>23))
{
rest(1);
time=timer.seconds();
al_poll_duh(dp);
allegro_gl_begin();
glLoadIdentity();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if(time<4)
{
glColor3f(time/4, time/4, time/4);
text.print(120, 280, "BENNY KRAMEK PRESENTS");
glBindTexture(GL_TEXTURE_2D, bennykramekwebtex);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex2i(242, 180);
glTexCoord2f(1, 0);
glVertex2i(498, 180);
glTexCoord2f(1, 1);
glVertex2i(498, 212);
glTexCoord2f(0, 1);
glVertex2i(242, 212);
glEnd();
}
else if(time<8)
{
glColor3f(1-((time-4)/4), 1-((time-4)/4), 1-((time-4)/4));
text.print(120, 280, "BENNY KRAMEK PRESENTS");
glBindTexture(GL_TEXTURE_2D, bennykramekwebtex);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex2i(242, 180);
glTexCoord2f(1, 0);
glVertex2i(498, 180);
glTexCoord2f(1, 1);
glVertex2i(498, 212);
glTexCoord2f(0, 1);
glVertex2i(242, 212);
glEnd();
}
glColor3f(0.5, 0.5, 0.5);
text.begin();
text.print(20, (int)(60*(time-8.7)), "THIS IS THE FUTURE.");
text.print(20, (int)(60*(time-8.7))-50, "A FUTURE WHERE PRIMITIVE SPORTS");
text.print(20, (int)(60*(time-8.7))-100, "NO LONGER EXIST. IN THIS WORLD,");
text.print(20, (int)(60*(time-8.7))-150, "THERE IS ONLY ONE SPORT.");
text.print(20, (int)(60*(time-8.7))-200, "THERE IS ONLY...");
text.end();
if(time>22 && time<=22.5)
{
glColor3f(1, 1, 1);
glBindTexture(GL_TEXTURE_2D, machineballtex);
glTranslatef(400, 300, 0);
glScalef((time-22)*200, (time-22)*200, (time-22)*200);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex2i(-4, -1);
glTexCoord2f(1, 0);
glVertex2i(4, -1);
glTexCoord2f(1, 1);
glVertex2i(4, 1);
glTexCoord2f(0, 1);
glVertex2i(-4, 1);
glEnd();
}
if(time>22.5)
{
glColor3f(1, 1, 1);
glBindTexture(GL_TEXTURE_2D, machineballtex);
glTranslatef(400, 300+(time-22.5)*240, 0);
glScalef(100-(time-22.5)*50, 100-(time-22.5)*50, 100-(time-22.5)*50);
glBegin(GL_QUADS);
glTexCoord2f(0, 0);
glVertex2i(-4, -1);
glTexCoord2f(1, 0);
glVertex2i(4, -1);
glTexCoord2f(1, 1);
glVertex2i(4, 1);
glTexCoord2f(0, 1);
glVertex2i(-4, 1);
glEnd();
glColor4f(1, 1, 1, 1-((time-22.5)));
glLoadIdentity();
glDisable(GL_TEXTURE_2D);
glBegin(GL_QUADS);
glVertex2i(0, 0);
glVertex2i(800, 0);
glVertex2i(800, 600);
glVertex2i(0, 600);
glEnd();
glEnable(GL_TEXTURE_2D);
}
glFlush();
allegro_gl_flip();
allegro_gl_end();
}
glDeleteTextures(1, &machineballtex);
}