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fix assertion errors

This commit is contained in:
Marijn van der Werf 2016-04-21 09:28:26 +02:00
parent bb93ff87f5
commit eb5400ef2e
1 changed files with 11 additions and 12 deletions
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23
src/interface/viewport.c
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@ -2008,12 +2008,12 @@ void viewport_surface_paint_setup(uint8 direction, uint16 height, rct_map_elemen
}
assert(ebx < countof(byte_97B444));
uint32 image_offset = byte_97B444[ebx];
uint32 base_image;
uint8 image_offset = byte_97B444[ebx];
int image_id;
switch (branch) {
case 0:
// loc_660C90
base_image = dword_97B898[get_current_rotation()][showGridlines ? 1 : 0];
image_id = dword_97B898[get_current_rotation()][showGridlines ? 1 : 0] + image_offset;
break;
case 1:
@ -2022,19 +2022,19 @@ void viewport_surface_paint_setup(uint8 direction, uint16 height, rct_map_elemen
default:
// loc_660C9F
if (get_current_rotation() & 1) {
assert(image_offset < countof(byte_97B84A));
image_offset = byte_97B84A[image_offset];
assert(ebp < countof(byte_97B84A));
ebp = byte_97B84A[ebp];
}
assert(ebp < countof(dword_97B750));
base_image = dword_97B750[ebp][showGridlines ? 1 : 0];
image_id = dword_97B750[ebp][showGridlines ? 1 : 0] + image_offset;
if (RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_FLAGS, uint8) & (SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER)) {
base_image = 2623;
image_id = 2623;
}
if (RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_VIEWPORT_FLAGS, uint16) & (VIEWPORT_FLAG_UNDERGROUND_INSIDE | VIEWPORT_FLAG_HIDE_BASE)) {
base_image &= 0xDC07FFFF; // remove colour
base_image |= 0x41880000;
image_id &= 0xDC07FFFF; // remove colour
image_id |= 0x41880000;
}
break;
@ -2049,16 +2049,15 @@ void viewport_surface_paint_setup(uint8 direction, uint16 height, rct_map_elemen
int index = (y | (x << 1)) >> 5;
if (branch == 6) {
base_image = dword_97B878[index][showGridlines ? 1 : 0];
image_id = dword_97B878[index][showGridlines ? 1 : 0] + image_offset;
} else {
base_image = dword_97B858[index][showGridlines ? 1 : 0];
image_id = dword_97B858[index][showGridlines ? 1 : 0] + image_offset;
}
break;
}
}
int image_id = base_image + image_offset;
sub_98196C(image_id, 0, 0, 32, 32, 255, height, get_current_rotation());
has_surface = true;
}