mirror of https://github.com/OpenRCT2/OpenRCT2.git
Decompiled sub_688217
This commit is contained in:
Timmy Weerwag
parent
f83047c8ba
commit
d6fd030702
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@ -45,15 +45,25 @@ struct paint_struct{
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uint32 var_04;
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uint16 attached_x; // 0x08
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uint16 attached_y; // 0x0A
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uint8 var_0C;
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uint8 pad_0D;
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paint_struct* next_attached_ps; //0x0E
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uint8 pad_12[2];
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union {
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struct {
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uint8 var_0C;
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uint8 pad_0D;
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paint_struct* next_attached_ps; //0x0E
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uint16 pad_12;
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};
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struct {
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uint16 some_x; // 0x0C
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uint16 some_y; // 0x0E
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uint16 other_x; // 0x10
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uint16 other_y; // 0x12
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};
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};
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uint16 x; // 0x14
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uint16 y; // 0x16
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uint8 pad_18[2];
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uint16 var_18;
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uint8 var_1A;
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uint8 pad_1B;
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uint8 var_1B;
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paint_struct* attached_ps; //0x1C
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paint_struct* var_20;
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paint_struct* var_24;
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@ -1346,6 +1356,118 @@ void sub_0x68B6C2(){
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}
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}
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void sub_688217_helper(uint16 ax, uint8 flag)
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{
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paint_struct *ps;
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uint32 edi;
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paint_struct *ps_next = RCT2_GLOBAL(0x00EE7884, paint_struct*);
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do {
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ps = ps_next;
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ps_next = ps_next->var_24;
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if (ps_next == NULL) return;
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} while (ax > ps_next->var_18);
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RCT2_GLOBAL(0x00F1AD14, paint_struct*) = ps;
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do {
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ps = ps->var_24;
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if (ps == NULL) break;
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if (ps->var_18 > ax + 1) {
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ps->var_1B = 1 << 7;
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} else if (ps->var_18 == ax + 1) {
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ps->var_1B = (1 << 1) | (1 << 0);
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} else if (ps->var_18 == ax) {
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ps->var_1B = flag | (1 << 0);
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}
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} while (ps->var_18 <= ax + 1);
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ps = RCT2_GLOBAL(0x00F1AD14, paint_struct*);
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while (true) {
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while (true) {
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ps_next = ps->var_24;
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if (ps_next == NULL) return;
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if (ps_next->var_1B & (1 << 7)) return;
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if (ps_next->var_1B & (1 << 0)) break;
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ps = ps_next;
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}
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ps_next->var_1B &= ~(1 << 0);
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RCT2_GLOBAL(0x00F1AD18, paint_struct*) = ps;
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uint16 my_attached_x = ps_next->attached_x;
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uint16 my_attached_y = ps_next->attached_y;
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uint16 my_some_x = ps_next->some_x;
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uint16 my_some_y = ps_next->some_y;
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uint16 my_other_x = ps_next->other_x;
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uint16 my_other_y = ps_next->other_y;
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while (true) {
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ps = ps_next;
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ps_next = ps_next->var_24;
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if (ps_next == NULL) break;
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if (ps_next->var_1B & (1 << 7)) break;
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if (!(ps_next->var_1B & (1 << 1))) continue;
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edi = RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_ROTATION, uint32) << 6;
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if (my_attached_x < ps_next->other_x) edi |= (1 << 5);
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if (my_attached_y < ps_next->other_y) edi |= (1 << 4);
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if (my_some_x < ps_next->some_y) edi |= (1 << 3);
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if (my_other_x < ps_next->attached_x) edi |= (1 << 2);
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if (my_other_y < ps_next->attached_y) edi |= (1 << 1);
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if (my_some_y < ps_next->some_x) edi |= (1 << 0);
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if (RCT2_GLOBAL(0x0098185C + edi, uint8) == 0) continue;
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ps->var_24 = ps_next->var_24;
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paint_struct *ps_temp = RCT2_GLOBAL(0x00F1AD18, paint_struct*)->var_24;
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RCT2_GLOBAL(0x00F1AD18, paint_struct*)->var_24 = ps_next;
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ps_next->var_24 = ps_temp;
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ps_next = ps;
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}
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ps = RCT2_GLOBAL(0x00F1AD18, paint_struct*);
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}
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}
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/**
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*
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* rct2: 0x00688217
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*/
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void sub_688217()
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{
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paint_struct *ps = RCT2_GLOBAL(0x00EE7888, paint_struct*);
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paint_struct *ps_next;
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RCT2_GLOBAL(0x00EE7888, uint32) += 0x34; // 0x34 is size of paint_struct?
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RCT2_GLOBAL(0x00EE7884, paint_struct*) = ps;
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ps->var_24 = NULL;
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uint32 edi = RCT2_GLOBAL(0x00F1AD0C, uint32);
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if (edi == -1)
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return;
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do {
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ps_next = RCT2_GLOBAL(0x00F1A50C + 4 * edi, paint_struct*);
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if (ps_next != NULL) {
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ps->var_24 = ps_next;
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do {
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ps = ps_next;
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ps_next = ps_next->var_24;
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} while (ps_next != NULL);
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}
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} while (++edi <= RCT2_GLOBAL(0x00F1AD10, uint32));
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uint32 eax = RCT2_GLOBAL(0x00F1AD0C, uint32);
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sub_688217_helper(eax & 0xFFFF, 1 << 1);
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eax = RCT2_GLOBAL(0x00F1AD0C, uint32);
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while (++eax < RCT2_GLOBAL(0x00F1AD10, uint32))
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sub_688217_helper(eax & 0xFFFF, 0);
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}
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/**
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*
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* rct2:0x00685CBF
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@ -1439,7 +1561,8 @@ void viewport_paint(rct_viewport* viewport, rct_drawpixelinfo* dpi, int left, in
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sub_0x68615B(0xEE788C); //Memory copy
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sub_0x68B6C2();
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//RCT2_CALLPROC_X(0x68B6C2, 0, 0, 0, 0, 0, 0, 0); //Big function call 4 rotation versions
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RCT2_CALLPROC_X(0x688217, start_x, ebx, ecx, (int)bits_pointer, esi, (int)dpi2, ebp); //Move memory
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sub_688217();
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//RCT2_CALLPROC_X(0x688217, start_x, ebx, ecx, (int)bits_pointer, esi, (int)dpi2, ebp); //Move memory
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sub_688485();
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//RCT2_CALLPROC_EBPSAFE(0x688485); //Big function call
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@ -1772,7 +1895,8 @@ void get_map_coordinates_from_pos(int screenX, int screenY, int flags, int *x, i
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RCT2_GLOBAL(0x140E9A8, rct_drawpixelinfo*) = dpi;
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sub_0x68615B(0xEE788C);
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sub_0x68B6C2();
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RCT2_CALLPROC_X(0x688217, 0, 0, 0, 0, 0, 0, 0);
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sub_688217();
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//RCT2_CALLPROC_X(0x688217, 0, 0, 0, 0, 0, 0, 0);
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RCT2_CALLPROC_X(0x68862C, 0, 0, 0, 0, 0, 0, 0);
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}
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if (viewport != NULL) *viewport = myviewport;
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