/*
* @brief render animations
*
* @param [in] *ga animation data
* @param [in] frametime how long this frame took
* @param [in] x 2D screen x co-ordinate to render at
* @param [in] y 2D screen y co-ordinate to render at
* @param [in] menu select if this is rendered in menu screen, or fullscreen
*/
void generic_anim_render(generic_anim *ga, float frametime, int x, int y, bool menu, const generic_extras *ge)
{
if ((ge != nullptr) && (ga->use_hud_color == true)) {
Warning(LOCATION, "Monochrome generic anims can't use extra info (yet)");
return;
}
float a = 1.0f;
if (ge != nullptr) {
a = ge->alpha;
}
if (ga->type == BM_TYPE_PNG) {
generic_anim_render_variable_frame_delay(ga, frametime, a);
}
else {
generic_anim_render_fixed_frame_delay(ga, frametime);
}
if(ga->num_frames > 0) {
ga->previous_frame = ga->current_frame;
if(ga->use_hud_color) {
gr_aabitmap(x, y, (menu ? GR_RESIZE_MENU : GR_RESIZE_FULL));
}
else {
if (ge == nullptr) {
gr_bitmap(x, y, (menu ? GR_RESIZE_MENU : GR_RESIZE_FULL));
}
else if (ge->draw == true) {
// currently only for lua streaminganim objects
// and don't draw them unless requested...
gr_bitmap_uv(x, y, ge->width, ge->height, ge->u0, ge->v0, ge->u1, ge->v1, GR_RESIZE_NONE);
}
}
}
}
void radar_blit_gauge()
{
gr_set_bitmap(Radar_gauge.first_frame+1, GR_ALPHABLEND_NONE, GR_BITBLT_MODE_NORMAL, 1.0f, -1, -1);
gr_aabitmap( Radar_coords[gr_screen.res][0], Radar_coords[gr_screen.res][1] );
}
/**
* @brief This function is called to blit the next frame of an anim instance to the screen.
* This is normally called by the anim_render_all() function.
*
* @param instance Pointer to animation instance
* @param frametime Time elapsed since last call, in seconds
*/
int anim_show_next_frame(anim_instance *instance, float frametime)
{
int bitmap_id, bitmap_flags=0, new_frame_num, frame_diff=0, i, n_frames=0,frame_save;
float percent_through, time;
vertex image_vertex;
int aabitmap = 0;
int bpp = 16;
Assert( instance != NULL );
instance->time_elapsed += frametime;
// Advance to the next frame, if we determine enough time has elapsed.
if(instance->direction == ANIM_DIRECT_FORWARD)
n_frames = instance->stop_at - instance->start_at + 1;
else if(instance->direction == ANIM_DIRECT_REVERSE)
n_frames = instance->start_at - instance->stop_at + 1;
time = n_frames / i2fl(instance->parent->fps);
percent_through = instance->time_elapsed / time;
if(instance->direction == ANIM_DIRECT_FORWARD)
new_frame_num = instance->start_at - 1 + fl2i(percent_through * n_frames + 0.5f);
else
new_frame_num = instance->start_at - 1 - fl2i(percent_through * n_frames + 0.5f);
frame_save = instance->frame_num;
// If framerate independent, use the new_frame_num... unless instance->skip_frames is
// FALSE, then only advance a maximum of one frame (this is needed since some big animations
// should just play slower rather than taking the hit of decompressing multiple frames and
// creating an even greater slowdown
if (instance->framerate_independent) {
if(instance->direction == ANIM_DIRECT_FORWARD){
if ( new_frame_num > instance->last_frame_num) {
if ( instance->skip_frames )
instance->frame_num = new_frame_num;
else
instance->frame_num++;
}
} else if(instance->direction == ANIM_DIRECT_REVERSE){
if( new_frame_num < instance->last_frame_num) {
if ( instance->skip_frames )
instance->frame_num = new_frame_num;
else
instance->frame_num--;
}
}
}
else {
if(instance->direction == ANIM_DIRECT_FORWARD){
if ( new_frame_num > instance->last_frame_num) {
instance->frame_num++;
}
} else if(instance->direction == ANIM_DIRECT_REVERSE){
if ( new_frame_num < instance->last_frame_num) {
instance->frame_num--;
}
}
}
if(instance->direction == ANIM_DIRECT_FORWARD){
if ( instance->frame_num < instance->start_at ) {
instance->frame_num = instance->start_at;
}
} else if(instance->direction == ANIM_DIRECT_REVERSE){
if ( instance->frame_num > instance->start_at ) {
instance->frame_num = instance->start_at;
}
}
if ( instance->stop_now == TRUE ) {
return -1;
}
// If past the last frame, clamp to the last frame and then set the stop_now flag in the
// anim instance. The next iteration, the animation will stop.
if(instance->direction == ANIM_DIRECT_FORWARD){
if (instance->frame_num >= instance->stop_at ) {
if (instance->looped) { // looped animations
instance->frame_num = instance->stop_at;
instance->time_elapsed = 0.0f;
} else if(instance->ping_pong) { // pingponged animations
instance->frame_num = instance->stop_at;
anim_reverse_direction(instance);
} else { // one-shot animations
instance->frame_num = instance->stop_at;
instance->last_frame_num = instance->frame_num;
instance->stop_now = TRUE;
}
}
} else if(instance->direction == ANIM_DIRECT_REVERSE){
if (instance->frame_num <= instance->stop_at ) {
if (instance->looped) { // looped animations
instance->frame_num = instance->stop_at;
instance->time_elapsed = 0.0f;
} else if(instance->ping_pong) { // pingponged animations
instance->frame_num = instance->stop_at;
anim_reverse_direction(instance);
} else { // one-shot animations
instance->frame_num = instance->stop_at+1;
instance->last_frame_num = instance->frame_num;
instance->stop_now = TRUE;
}
}
}
if(instance->direction == ANIM_DIRECT_FORWARD){
if( instance->last_frame_num >= instance->start_at ) {
frame_diff = instance->frame_num - instance->last_frame_num;
} else {
frame_diff = 1;
}
} else if(instance->direction == ANIM_DIRECT_REVERSE){
if( instance->last_frame_num <= instance->start_at ) {
frame_diff = instance->last_frame_num - instance->frame_num;
} else {
frame_diff = 1;
}
}
Assert(frame_diff >= 0);
Assert( instance->frame_num >= 0 && instance->frame_num < instance->parent->total_frames );
// if the anim is paused, ignore all the above changes and still display this frame
if(instance->paused || Anim_paused){
instance->frame_num = frame_save;
instance->time_elapsed -= frametime;
frame_diff = 0;
}
if (instance->parent->flags & ANF_XPARENT){
bitmap_flags = 0;
}
bpp = 16;
if(instance->aa_color != NULL){
bitmap_flags |= BMP_AABITMAP;
aabitmap = 1;
bpp = 8;
}
if ( frame_diff > 0 ) {
instance->last_frame_num = instance->frame_num;
t1 = timer_get_fixed_seconds();
for ( i = 0; i < frame_diff; i++ ) {
anim_check_for_palette_change(instance);
// if we're playing backwards, every frame must be a keyframe and we set the data ptr here
if(instance->direction == ANIM_DIRECT_REVERSE){
if ( anim_instance_is_streamed(instance) ) {
instance->file_offset = instance->parent->file_offset + instance->parent->keys[instance->frame_num-1].offset;
} else {
instance->data = instance->parent->data + instance->parent->keys[instance->frame_num-1].offset;
}
}
ubyte *temp = NULL;
int temp_file_offset = -1;
// if we're using bitmap polys
BM_SELECT_TEX_FORMAT();
if ( anim_instance_is_streamed(instance) ) {
if ( instance->xlate_pal ){
temp_file_offset = unpack_frame_from_file(instance, instance->frame, instance->parent->width*instance->parent->height, instance->parent->palette_translation, aabitmap, bpp);
} else {
temp_file_offset = unpack_frame_from_file(instance, instance->frame, instance->parent->width*instance->parent->height, NULL, aabitmap, bpp);
}
} else {
if ( instance->xlate_pal ){
temp = unpack_frame(instance, instance->data, instance->frame, instance->parent->width*instance->parent->height, instance->parent->palette_translation, aabitmap, bpp);
} else {
temp = unpack_frame(instance, instance->data, instance->frame, instance->parent->width*instance->parent->height, NULL, aabitmap, bpp);
}
}
// always go back to screen format
BM_SELECT_SCREEN_FORMAT();
// see if we had an error during decode (corrupted anim stream)
if ( (temp == NULL) && (temp_file_offset < 0) ) {
mprintf(("ANI: Fatal ERROR at frame %i!! Aborting playback of \"%s\"...\n", instance->frame_num, instance->parent->name));
// return -1 to end all playing of this anim instanc
return -1;
}
if(instance->direction == ANIM_DIRECT_FORWARD){
if ( anim_instance_is_streamed(instance) ) {
instance->file_offset = temp_file_offset;
} else {
instance->data = temp;
}
}
}
t2 = timer_get_fixed_seconds();
}
else {
t2=t1=0;
}
// this only happens when the anim is being looped, we need to reset the last_frame_num
if ( (instance->time_elapsed == 0) && (instance->looped) ) {
instance->last_frame_num = -1;
instance->frame_num = -1;
instance->data = instance->parent->data;
instance->file_offset = instance->parent->file_offset;
instance->loop_count++;
}
t1 = timer_get_fixed_seconds();
if ( frame_diff == 0 && instance->last_bitmap != -1 ) {
bitmap_id = instance->last_bitmap;
}
else {
if ( instance->last_bitmap != -1 ){
bm_release(instance->last_bitmap);
}
bitmap_id = bm_create(bpp, instance->parent->width, instance->parent->height, instance->frame, bitmap_flags);
}
if ( bitmap_id == -1 ) {
// anim has finsished playing, free the instance frame data
anim_release_render_instance(instance);
return -1;
// NOTE: there is no need to free the instance, since it was pre-allocated as
// part of the anim_free_list
}
else {
gr_set_bitmap(bitmap_id);
// determine x,y to display the bitmap at
if ( instance->world_pos == NULL ) {
int old_max_w_unscaled = gr_screen.max_w_unscaled;
int old_max_h_unscaled = gr_screen.max_h_unscaled;
int old_max_w_unscaled_zoomed = gr_screen.max_w_unscaled_zoomed;
int old_max_h_unscaled_zoomed = gr_screen.max_h_unscaled_zoomed;
gr_set_screen_scale(instance->base_w, instance->base_h);
gr_set_clip(0, 0, instance->base_w, instance->base_h, GR_RESIZE_MENU);
if ( instance->aa_color == NULL ) {
gr_bitmap(instance->x, instance->y, GR_RESIZE_MENU_NO_OFFSET);
}
else {
gr_set_color_fast( (color*)instance->aa_color );
gr_aabitmap(instance->x, instance->y, GR_RESIZE_MENU_NO_OFFSET);
}
gr_set_screen_scale(old_max_w_unscaled, old_max_h_unscaled, old_max_w_unscaled_zoomed, old_max_h_unscaled_zoomed);
gr_reset_clip();
}
else {
g3_rotate_vertex(&image_vertex,instance->world_pos);
Assert(instance->radius != 0.0f);
//g3_draw_bitmap(&image_vertex, 0, instance->radius*1.5f, TMAP_FLAG_TEXTURED | TMAP_HTL_2D);
material mat_params;
material_set_unlit(&mat_params, bitmap_id, 1.0f, false, false);
g3_render_rect_screen_aligned_2d(&mat_params, &image_vertex, 0, instance->radius*1.5f);
}
instance->last_bitmap = bitmap_id;
}
t2 = timer_get_fixed_seconds();
return 0;
}
void radar_blit_gauge_std()
{
gr_set_bitmap(Radar_gauge.first_frame+1);
gr_aabitmap( Current_radar_global->Radar_coords[gr_screen.res][0], Current_radar_global->Radar_coords[gr_screen.res][1] );
}
void radar_draw_image_std(int x, int y, int rad, int idx, int size)
{
// this we will move as ships.tbl option (or use for radar scaling etc etc)
//int size = 24;
int w, h, old_bottom, old_bottom_unscaled, old_right, old_right_unscaled;
float scalef, wf, hf, xf, yf;
vec3d blip_scaler;
if (bm_get_info(idx, &w, &h) < 0)
{
// Just if something goes terribly wrong
radar_draw_circle_std(x, y, rad);
return;
}
// just to make sure the missing casts wont screw the math
wf = (float)w;
hf = (float)h;
xf = (float)x;
yf = (float)y;
// make sure we use the larger dimension for the scaling
// lets go case by case to make sure there are no probs
if (size == -1)
scalef = 1.0f;
else if ((h == w) && (size == h))
scalef = 1.0f;
else if (h > w)
scalef = ((float)size) / hf;
else
scalef = ((float)size) / wf;
Assert(scalef != 0);
// animate the targeted icon - option 1 of highlighting the targets
if (rad == Current_radar_global->Radar_blip_radius_target[gr_screen.res])
{
if (radar_target_id_flags & RTIF_PULSATE)
{
scalef *= 1.3f + (sinf(10 * f2fl(Missiontime)) * 0.3f);
}
if (radar_target_id_flags & RTIF_BLINK)
{
if (Missiontime & 8192)
return;
}
if (radar_target_id_flags & RTIF_ENLARGE)
{
scalef *= 1.3f;
}
}
// setup the scaler
blip_scaler.xyz.x = scalef;
blip_scaler.xyz.y = scalef;
blip_scaler.xyz.z = 1.0f;
old_bottom = gr_screen.clip_bottom;
old_bottom_unscaled = gr_screen.clip_bottom_unscaled;
gr_screen.clip_bottom = (int)(old_bottom / scalef);
gr_screen.clip_bottom_unscaled = (int)(old_bottom_unscaled / scalef);
old_right = gr_screen.clip_right;
old_right_unscaled = gr_screen.clip_right_unscaled;
gr_screen.clip_right = (int)(old_right / scalef);
gr_screen.clip_right_unscaled = (int)(old_right_unscaled / scalef);
// scale the drawing coordinates
x = (int)((xf / scalef) - wf / 2.0f);
y = (int)((yf / scalef) - hf / 2.0f);
gr_push_scale_matrix(&blip_scaler);
gr_set_bitmap(idx, GR_ALPHABLEND_NONE, GR_BITBLT_MODE_NORMAL, 1.0f);
gr_aabitmap(x, y);
gr_pop_scale_matrix();
gr_screen.clip_bottom = old_bottom;
gr_screen.clip_bottom_unscaled = old_bottom_unscaled;
gr_screen.clip_right = old_right;
gr_screen.clip_right_unscaled = old_right_unscaled;
}
