void AboutTimer(HWND hwnd, UINT id)
{
HWND hwndBitmap;
HDC hdc;
int i, j, k, x, y;
RECT r;
PDIB pdib;
BYTE *bits, index;
object_node *obj;
// Copy bits to offscreen area
for (i=0; i < scroll_height; i++)
{
int yBitmap = (scroll_y + i) % DibHeight(credits_pdib);
BYTE *pSource = DibPtr(credits_pdib) + (yBitmap * DibWidth(credits_pdib));
BYTE *pDest = gBits + i*DIBWIDTH(gbits_width);
memcpy(pDest,pSource,scroll_width);
}
scroll_y++;
if (scroll_y >= DibHeight(credits_pdib))
scroll_y = 0;
hwndBitmap = GetDlgItem(hwnd, IDC_SCROLL);
hdc = GetDC(hwndBitmap);
SelectPalette(hdc, hPal, FALSE);
BitBlt(hdc, 0, 0, scroll_width, scroll_height, gDC, 0, 0, SRCCOPY);
ReleaseDC(hwndBitmap, hdc);
// Draw animated characters
r.left = r.top = 0;
r.right = gbits_width;
r.bottom = gbits_height;
FillRect(gDC, &r, GetSysColorBrush(COLOR_3DFACE));
GdiFlush();
hdc = GetDC(hwnd);
for (i=0; i < NUM_DUDES; i++)
{
if (dudes[i].obj != NULL)
{
obj = dudes[i].obj;
if (rand() % 30 == 0)
{
obj->animate->animation = ANIMATE_ONCE;
obj->animate->group = obj->animate->group_low = 3;
obj->animate->group_high = 4;
obj->animate->group_final = 0;
obj->animate->period = obj->animate->tick = 400;
if (config.play_sound)
{
switch (dudes[i].obj->icon_res)
{
case ABOUT_RSC1: index = 3; break;
case ABOUT_RSC2: index = 4; break;
case ABOUT_RSC3: index = 5; break;
default: index = rand() % num_sounds; break;
}
SoundPlayFile(sounds[index], SF_RANDOM_PITCH);
}
}
AnimateObject(dudes[i].obj, ABOUT_INTERVAL);
pdib = GetObjectPdib(dudes[i].obj->icon_res, dudes[i].angle, dudes[i].obj->animate->group);
if (pdib == NULL)
continue;
bits = DibPtr(pdib);
x = dudes[i].x - DibWidth(pdib) / 2;
y = DUDE_MAX_HEIGHT - DibHeight(pdib);
for (j=0; j < DibHeight(pdib); j++)
{
for (k=0; k < DibWidth(pdib); k++)
{
index = *(bits + j * DibWidth(pdib) + k);
if (index != TRANSPARENT_INDEX)
*(gBits + (j + y) * DIBWIDTH(gbits_width) + x + k) = index;
}
}
}
}
SelectPalette(hdc, hPal, FALSE);
BitBlt(hdc, dude_x, dude_y, DUDE_AREA_WIDTH, DUDE_MAX_HEIGHT, gDC, 0, 0, SRCCOPY);
ReleaseDC(hwnd, hdc);
}
/*
* D3DParticleSystemUpdateBurst: This functions updates any 'burst' updating
* particle systems, such as fireworks. Particles are built-up and then
* released all at once.
*/
void D3DParticleSystemUpdateBurst(particle_system *pParticleSystem, d3d_render_pool_new *pPool,
d3d_render_cache_system *pCacheSystem, Draw3DParams *params)
{
int curParticle;
list_type list;
emitter *pEmitter;
particle *pParticle;
bool playedSound = false;
D3DCacheSystemReset(pCacheSystem);
D3DRenderPoolReset(pPool, &D3DMaterialParticlePool);
for (list = pParticleSystem->emitterList; list != NULL; list = list->next)
{
pEmitter = (emitter *)list->data;
if (pEmitter->numParticles >= pEmitter->maxParticles && pEmitter->numAlive > 0)
{
//debug(("numparticles is %i\n",pEmitter->numParticles));
for (curParticle = 0; curParticle < pEmitter->numParticles; curParticle++)
{
pParticle = &pEmitter->particles[curParticle];
if (!D3DParticleIsAlive(pEmitter, pParticle))
continue;
// TODO: standardize particle sound effects, for now hardcoded fireworks sound.
if (!playedSound && curParticle == 0
&& pParticle->energy == pEmitter->energy - 1
&& rand() % 2)
{
SoundPlayFile("firework.ogg", 0, pParticle->pos.x, pParticle->pos.y);
playedSound = true;
}
D3DParticleVelocityUpdate(pEmitter, pParticle);
// If this particle is hidden from the player's view, don't let D3D try to draw it.
if (!IsHidden(params, (long)pParticle->pos.x, (long)pParticle->pos.y,
(long)pParticle->pos.x, (long)pParticle->pos.y))
D3DParticleAddToRenderer(pPool, params, pParticleSystem, pParticle);
// 10% chance to dim color.
if ((int)rand() % 10 == 1)
{
--pParticle->bgra.b;
--pParticle->bgra.g;
--pParticle->bgra.r;
}
}
// Emitter moves x, y coords for random fireworks positions.
D3DParticleRandomizeEmitterPosition(pEmitter);
}
// Check timer.
if (--pEmitter->timer <= 0)
{
// Only start another batch if none remaining alive in old.
if (pEmitter->numAlive <= 0)
{
pEmitter->numAlive = 0;
pEmitter->numParticles = 0;
// Re-randomize the color.
pEmitter->bgra.b = FIREWORKS_B;
pEmitter->bgra.g = FIREWORKS_G;
pEmitter->bgra.r = FIREWORKS_R;
for (curParticle = 0; curParticle < pEmitter->maxParticles; curParticle++)
{
pParticle = &pEmitter->particles[curParticle];
if (pParticle->energy == 0)
{
D3DParticleInitPosSpeedSphere(pEmitter, pParticle);
D3DParticleInitRotation(pEmitter, pParticle);
D3DParticleInitColorEnergy(pEmitter, pParticle);
}
}
}
pEmitter->timer = pEmitter->timerBase;
}
}
D3DCacheFill(pCacheSystem, pPool, 0);
D3DCacheFlush(pCacheSystem, pPool, 0, D3DPT_LINESTRIP);
}
