Implement & link evw_anime.c

2026-09-04 01:07:57 -04:00 · 2023-07-13 08:45:57 -04:00
parent e055bab3e6
commit 15498bfdc4
7 changed files with 420 additions and 12 deletions
@@ -161,13 +161,13 @@ u16 aTrainWindow_tree_pal_table[15][16]= {
 }
 };

-u8 aTrainWindow_out_cloud[4] = {
-    0,254,
-    64,64
+EVW_ANIME_SCROLL aTrainWindow_out_cloud = {
+    0, -2,
+    64, 64
 };

 EVW_ANIME_DATA aTrainWindow_evw_anime_data = {
-    -512, 0, &aTrainWindow_out_cloud
+    -2, EVW_ANIME_TYPE_SCROLL1, &aTrainWindow_out_cloud
 };

 static void Train_Window_Actor_ct(ACTOR*, GAME*);
@@ -567,6 +567,7 @@ static void aTrainWindow_SetTreeTextureScroll(ACTOR* actor, GAME* game){
 }

 static void Train_Window_Actor_draw(ACTOR* actor, GAME* game){
+    GAME_PLAY* play = (GAME_PLAY*)game;
    TRAIN_WINDOW_ACTOR* window = (TRAIN_WINDOW_ACTOR* )actor;
    
    GRAPH* graph = game->graph;
@@ -585,7 +586,7 @@ static void Train_Window_Actor_draw(ACTOR* actor, GAME* game){
    if(window->draw_type(actor,game) != 0){
        aTrainWindow_SetLightPrimColorDetail(game, 0,0,0,127,255,(u8)window->xlu_alpha);
        gSPSegment(NOW_POLY_XLU_DISP++,10, window->current_pallete); 
-        Evw_Anime_Set(game, &aTrainWindow_evw_anime_data); 
+        Evw_Anime_Set(play, &aTrainWindow_evw_anime_data); 
        aTrainWindow_SetLightPrimColorDetail(game,0,0,0,43,255,window->xlu_alpha);
        gSPDisplayList(NOW_POLY_OPA_DISP++,rom_train_out_tunnel_model);
        aTrainWindow_SetLightPrimColorDetail(game,0,0,0,127,255,window->xlu_alpha);
@@ -0,0 +1,305 @@
+#include "evw_anime.h"
+
+#include "m_play.h"
+#include "libforest/gbi_extensions.h"
+#include "m_rcp.h"
+
+static Gfx* evw_tex_scroll_set(GAME_PLAY* play, EVW_ANIME_SCROLL* scroll) {
+  int scroll_x = scroll->x * play->game_frame;
+  int scroll_y = scroll->y * play->game_frame;
+
+  return tex_scroll2_dolphin(play->game.graph, scroll_x, -scroll_y, scroll->width, scroll->height);
+}
+
+static void evw_anime_scroll1(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_SCROLL* scroll = (EVW_ANIME_SCROLL*)evw_data;
+  Gfx* scroll_gfx = evw_tex_scroll_set(play, scroll);
+  GRAPH* g = play->game.graph;
+
+  OPEN_DISP(g);
+
+  gSPSegment(NOW_BG_OPA_DISP++, segment, scroll_gfx);
+  gSPSegment(NOW_POLY_OPA_DISP++, segment, scroll_gfx);
+  gSPSegment(NOW_POLY_XLU_DISP++, segment, scroll_gfx);
+
+  CLOSE_DISP(g);
+}
+
+static Gfx* evw_two_tex_scroll_set(GAME_PLAY* play, EVW_ANIME_SCROLL* scrolls) {
+  u32 frame = play->game_frame;
+  
+  int x0 = scrolls[0].x * frame;
+  int y0 = scrolls[0].y * frame;
+
+  int x1 = scrolls[1].x * frame;
+  int y1 = scrolls[1].y * frame;
+
+  return two_tex_scroll_dolphin(
+    play->game.graph,
+    0,
+    x0, -y0, scrolls[0].width, scrolls[0].height,
+    1,
+    x1, -y1, scrolls[1].width, scrolls[1].height
+  );
+}
+
+static void evw_anime_scroll2(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_SCROLL* scrolls = (EVW_ANIME_SCROLL*)evw_data;
+  Gfx* scroll_gfx = evw_two_tex_scroll_set(play, scrolls);
+  GRAPH* g = play->game.graph;
+
+  OPEN_DISP(g);
+
+  gSPSegment(NOW_BG_OPA_DISP++, segment, scroll_gfx);
+  gSPSegment(NOW_POLY_OPA_DISP++, segment, scroll_gfx);
+  gSPSegment(NOW_POLY_XLU_DISP++, segment, scroll_gfx);
+
+  CLOSE_DISP(g);
+}
+
+static void evw_color_set(GAME_PLAY* play, int segment, EVW_ANIME_COL_PRIM* prim, EVW_ANIME_COL_ENV* env) {
+  Gfx* col_gfx  = GRAPH_ALLOC_TYPE(play->game.graph, Gfx, 3);
+
+  /* Setup small display list for initializing color settings */
+  gDPSetPrimColor(col_gfx + 0, 0, prim->l, prim->r, prim->g, prim->b, prim->a);
+  gDPSetEnvColor(col_gfx + 1, env->r, env->g, env->b, env->a);
+  gSPEndDisplayList(col_gfx + 2);
+
+  OPEN_DISP(play->game.graph);
+
+  /* Point the necessary Gfx buffers to our color display list */
+  gSPSegment(NOW_BG_OPA_DISP++, segment, col_gfx);
+  gSPSegment(NOW_POLY_OPA_DISP++, segment, col_gfx);
+  gSPSegment(NOW_POLY_XLU_DISP++, segment, col_gfx);
+
+  CLOSE_DISP(play->game.graph);
+}
+
+static void evw_anime_colreg_manual(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_COLREG* color_reg = (EVW_ANIME_COLREG*)evw_data;
+  
+  int frame_idx = play->game_frame % color_reg->frame_count;
+  EVW_ANIME_COL_PRIM* prim = color_reg->prim_colors;
+  EVW_ANIME_COL_ENV* env = color_reg->env_colors;
+
+  prim += frame_idx;
+  env += frame_idx;
+
+  evw_color_set(play, segment, prim, env);
+}
+
+static int morf_calc(int now, int target, f32 rate) {
+  return now + (int)(rate * (f32)(target - now));
+}
+
+static void evw_anime_colreg_linear(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_COLREG* color_reg = (EVW_ANIME_COLREG*)evw_data;
+  EVW_ANIME_COL_PRIM* src_prim = color_reg->prim_colors;
+  EVW_ANIME_COL_ENV* src_env = color_reg->env_colors;
+
+  u16* keyframe = color_reg->keyframes;
+  u32 game_frame = play->game_frame;
+  int anime_frame = game_frame % color_reg->frame_count;
+  int now_keyframe;
+  int last_keyframe;
+  int frame_idx = 1;
+  int i;
+
+  keyframe++;
+  for (i = 1; i < color_reg->key_count; i++) {
+    if (anime_frame < *keyframe) {
+      break;
+    }
+
+    keyframe++;
+    frame_idx++;
+  }
+
+  {
+    EVW_ANIME_COL_PRIM inter_prim;
+    EVW_ANIME_COL_ENV inter_env;
+    int a;
+    int b;
+
+    now_keyframe = keyframe[0];
+    last_keyframe = keyframe[-1];
+    a = anime_frame - last_keyframe;
+    b = now_keyframe - last_keyframe;
+
+    src_prim += frame_idx;
+    src_env += frame_idx;
+
+    /* Interpolate primitive color */
+    inter_prim.r = morf_calc(src_prim[-1].r, src_prim[0].r, (f32)a / (f32)b);
+    inter_prim.g = morf_calc(src_prim[-1].g, src_prim[0].g, (f32)a / (f32)b);
+    inter_prim.b = morf_calc(src_prim[-1].b, src_prim[0].b, (f32)a / (f32)b);
+    inter_prim.a = morf_calc(src_prim[-1].a, src_prim[0].a, (f32)a / (f32)b);
+    inter_prim.l = morf_calc(src_prim[-1].l, src_prim[0].l, (f32)a / (f32)b);
+
+    /* Interpolate environment color */
+    inter_env.r = morf_calc(src_env[-1].r, src_env[0].r, (f32)a / (f32)b);
+    inter_env.g = morf_calc(src_env[-1].g, src_env[0].g, (f32)a / (f32)b);
+    inter_env.b = morf_calc(src_env[-1].b, src_env[0].b, (f32)a / (f32)b);
+    inter_env.a = morf_calc(src_env[-1].a, src_env[0].a, (f32)a / (f32)b);
+
+    evw_color_set(play, segment, &inter_prim, &inter_env);
+  }
+}
+
+// Ragrange is probably Lagrange
+static f32 RagrangeInt(int num_keyframes, f32* keyframes, f32* values, f32 now_frame) {
+  f32 stack[EVW_COLOR_BUF_MAX];
+  f32 res;
+  f32 n;
+  f32 m;
+  int i;
+
+  /* BUG: fixed stack buffer size but no input length validation. */
+  for (i = 0; i < num_keyframes; i++) {
+    int j;
+    int k;
+    n = keyframes[i];
+    m = 1.0f;
+
+    /* Adjust keyframe by difference between all previous keyframes and the current keyframe */
+    for (j = 0; j < i; j++) {
+      m *= n - keyframes[j];
+    }
+
+    for (k = j + 1; k < num_keyframes; k++) {
+      m *= n - keyframes[k];
+    }
+
+    stack[i] = values[i] / m;
+  }
+
+  res = 0.0f;
+  for (i = 0; i < num_keyframes; i++) {
+    int j;
+    int k;
+    m = 1.0f;
+
+    for (j = 0; j < i; j++) {
+      m *= now_frame - keyframes[j];
+    }
+
+    for (k = j + 1; k < num_keyframes; k++) {
+      m *= now_frame - keyframes[k];
+    }
+
+    res += m * stack[i];
+  }
+
+  return res;
+}
+
+static u8 RagrangeInt_Color(int num_keyframes, f32* keyframes, f32* values, f32 now_frame) {
+  return (u8)(int)RagrangeInt(num_keyframes, keyframes, values, now_frame);
+}
+
+typedef struct {
+  f32 keyframe_stack[EVW_COLOR_BUF_MAX];
+  
+  f32 prim_r_stack[EVW_COLOR_BUF_MAX];
+  f32 prim_g_stack[EVW_COLOR_BUF_MAX];
+  f32 prim_b_stack[EVW_COLOR_BUF_MAX];
+  f32 prim_a_stack[EVW_COLOR_BUF_MAX];
+  f32 prim_l_stack[EVW_COLOR_BUF_MAX];
+  
+  f32 env_r_stack[EVW_COLOR_BUF_MAX];
+  f32 env_g_stack[EVW_COLOR_BUF_MAX];
+  f32 env_b_stack[EVW_COLOR_BUF_MAX];
+  f32 env_a_stack[EVW_COLOR_BUF_MAX];
+} EVW_ANIME_COLREG_F;
+
+static void evw_anime_colreg_nonlinear(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_COLREG* colreg = (EVW_ANIME_COLREG*)evw_data;
+
+  EVW_ANIME_COL_PRIM* prim_p;
+  EVW_ANIME_COL_ENV* env_p;
+  EVW_ANIME_COL_PRIM* prim_src = colreg->prim_colors;
+  EVW_ANIME_COL_ENV* env_src = colreg->env_colors;
+  u16* keyframes = colreg->keyframes;
+  f32 now_frame = play->game_frame % colreg->frame_count;
+  int i;
+
+  EVW_ANIME_COLREG_F colreg_float;
+  
+
+  /* BUG: fixed stack buffer size but no input length validation. */
+  for (i = 0; i < colreg->key_count; i++) {
+    colreg_float.keyframe_stack[i] = (int)keyframes[i];
+
+    prim_p = &prim_src[i];
+    env_p = &env_src[i];
+
+    colreg_float.prim_r_stack[i] = (int)prim_p->r;
+    colreg_float.prim_g_stack[i] = (int)prim_p->g;
+    colreg_float.prim_b_stack[i] = (int)prim_p->b;
+    colreg_float.prim_a_stack[i] = (int)prim_p->a;
+    colreg_float.prim_l_stack[i] = (int)prim_p->l;
+
+    colreg_float.env_r_stack[i] = (int)env_p->r;
+    colreg_float.env_g_stack[i] = (int)env_p->g;
+    colreg_float.env_b_stack[i] = (int)env_p->b;
+    colreg_float.env_a_stack[i] = (int)env_p->a;
+  }
+
+  {
+    EVW_ANIME_COL_PRIM nonlinear_prim;
+    EVW_ANIME_COL_ENV nonlinear_env;
+
+    nonlinear_prim.r = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.prim_r_stack, now_frame);
+    nonlinear_prim.g = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.prim_g_stack, now_frame);
+    nonlinear_prim.b = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.prim_b_stack, now_frame);
+    nonlinear_prim.a = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.prim_a_stack, now_frame);
+    nonlinear_prim.l = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.prim_l_stack, now_frame);
+
+    nonlinear_env.r = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.env_r_stack, now_frame);
+    nonlinear_env.g = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.env_g_stack, now_frame);
+    nonlinear_env.b = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.env_b_stack, now_frame);
+    nonlinear_env.a = RagrangeInt_Color(colreg->key_count, colreg_float.keyframe_stack, colreg_float.env_a_stack, now_frame);
+
+    evw_color_set(play, segment, &nonlinear_prim, &nonlinear_env);
+  }
+}
+
+static void evw_anime_texanime(GAME_PLAY* play, int segment, void* evw_data) {
+  EVW_ANIME_TEXANIME* texanime = (EVW_ANIME_TEXANIME*)evw_data;
+  GRAPH* g = play->game.graph;
+  int frame = play->game_frame % (texanime->frame_count * 2); // 30fps pattern -> 60fps pattern
+  void* tex_p = texanime->texture_tbl[texanime->animation_pattern[frame / 2]]; // 60fps pattern back to 30fps
+
+  OPEN_DISP(g);
+
+  gSPSegment(NOW_BG_OPA_DISP++, segment, tex_p);
+  gSPSegment(NOW_POLY_OPA_DISP++, segment, tex_p);
+  gSPSegment(NOW_POLY_XLU_DISP++, segment, tex_p);
+
+  CLOSE_DISP(g);
+}
+
+typedef void (*EVW_ANIME_PROC)(GAME_PLAY*, int, void*);
+
+extern void Evw_Anime_Set(GAME_PLAY* play, EVW_ANIME_DATA* evw_anime_data) {
+  static EVW_ANIME_PROC evw_anime_proc[EVW_ANIME_TYPE_NUM] = {
+    &evw_anime_scroll1,
+    &evw_anime_scroll2,
+    &evw_anime_colreg_manual,
+    &evw_anime_colreg_linear,
+    &evw_anime_colreg_nonlinear,
+    &evw_anime_texanime
+  };
+
+  if (evw_anime_data != NULL) {
+    int segment = evw_anime_data->segment;
+
+    if (segment != 0) {
+      do {
+         segment = evw_anime_data->segment;
+        (*evw_anime_proc[evw_anime_data->type])(play, G_MWO_SEGMENT_7 + ABS(segment), evw_anime_data->data_p);
+        evw_anime_data++;
+      } while (segment >= 0);
+    }
+  }
+}