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Draw tile selection

This commit is contained in:
Marijn van der Werf 2016-04-21 10:36:55 +02:00
parent 6231b8672d
commit 53500bd794
1 changed files with 59 additions and 0 deletions
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59
src/interface/viewport.c
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@ -2150,6 +2150,65 @@ void viewport_surface_paint_setup(uint8 direction, uint16 height, rct_map_elemen
if (RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_FLAGS, uint8) & 1) {
// loc_660FB8:
rct_xy16 pos = {RCT2_GLOBAL(0x009DE56A, sint16), RCT2_GLOBAL(0x009DE56E, sint16)};
if (pos.x >= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_A_X, sint16)
&& pos.x <= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_B_X, sint16)
&& pos.y >= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_A_Y, sint16)
&& pos.y <= RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_B_Y, sint16)) {
uint16 mapSelectionType = RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_TYPE, uint16);
if (mapSelectionType >= 0xA) {
// Walls
// loc_661089:
uint32 eax = ((((mapSelectionType - 9) + get_current_rotation()) & 3) + 0x21) << 19;
uint32 image_id = (byte_97B444[ebx] + 0x20000BF6) | eax;
sub_68818E(image_id, 0, 0);
} else if (mapSelectionType >= 6) {
// loc_661051:(no jump)
// Selection split into four quarter segments
uint32 eax = ((((mapSelectionType - 6) + get_current_rotation()) & 3) + 0x27) << 19;
uint32 image_id = (byte_97B444[ebx] + 0x20000C09) | eax;
sub_68818E(image_id, 0, 0);
} else if (mapSelectionType <= 4) {
// Corners
uint32 eax = mapSelectionType;
if (mapSelectionType == 4) {
eax = (mapSelectionType + get_current_rotation()) & 3;
}
eax = (eax + 0x21) << 19;
uint32 image_id = (byte_97B444[ebx] + 0x20000BE3) | eax;
sub_68818E(image_id, 0, 0);
} else {
int local_ebx = ebx;
int local_height = height;
// Water tool
if (mapElement->properties.surface.terrain & 0x1F) {
int waterHeight = (mapElement->properties.surface.terrain & 0x1F) * 16;
if (waterHeight > height) {
local_height += 16;
if (waterHeight != local_height
|| local_ebx == 0x10) {
local_height = waterHeight;
local_ebx = 0;
} else {
registers regs = {};
regs.bl = (ebx ^ 0xF) << 2;
regs.bh = regs.bl >> 4;
local_ebx = (regs.bl & 0xC) | (regs.bh & 0x3);
}
}
}
int image_id = byte_97B444[local_ebx] + 0x21300BE3;
paint_struct *backup = RCT2_GLOBAL(0xF1AD28, paint_struct*);
sub_98196C(image_id, 0, 0, 32, 32, 1, local_height, get_current_rotation());
RCT2_GLOBAL(0xF1AD28, paint_struct*) = backup;
}
}
}
if (RCT2_GLOBAL(RCT2_ADDRESS_MAP_SELECTION_FLAGS, uint8) & 2) {