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Add comparison function

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This commit is contained in:
Marijn van der Werf
2016-02-28 12:26:21 +01:00
parent 859e5cfdde
commit bf7092e2f9
1 changed files with 51 additions and 2 deletions
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53
src/interface/viewport.c
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@@ -2769,7 +2769,7 @@ void sub_67933B_679788_679C4A_67A117(uint8 *esi, sint16 x_start_point, sint16 y_
*
* rct2: 0x00679074
*/
void sub_679074(rct_drawpixelinfo *dpi, int imageId, sint16 x, sint16 y) {
void new_sub_679074(rct_drawpixelinfo *dpi, int imageId, sint16 x, sint16 y) {
rct_g1_element *image = &g1Elements[imageId & 0x7FFFF];
sint16 height;
@@ -2793,7 +2793,7 @@ void sub_679074(rct_drawpixelinfo *dpi, int imageId, sint16 x, sint16 y) {
.zoom_level = dpi->zoom_level - 1
};
sub_679074(&zoomed_dpi, imageId - image->zoomed_offset, x / 2, y / 2);
new_sub_679074(&zoomed_dpi, imageId - image->zoomed_offset, x / 2, y / 2);
return;
}
}
@@ -2993,6 +2993,55 @@ void sub_679074(rct_drawpixelinfo *dpi, int imageId, sint16 x, sint16 y) {
free(new_source_pointer_start);
}
void sub_679074(rct_drawpixelinfo *dpi, int imageId, sint16 x, sint16 y) {
rct_g1_element before_image = RCT2_GLOBAL(0x9E3D08, rct_g1_element);
uint32 before_palette = RCT2_GLOBAL(0xEDF81C, uint32);
sint16 before_x = RCT2_GLOBAL(0x9ABDAE, sint16);
sint16 before_x_start_point = _xStartPoint;
sint16 before_y_start_point = _yStartPoint;
sint16 before_x_end_point = _xEndPoint;
sint16 before_y_end_point = _yEndPoint;
uint8 before_output = RCT2_GLOBAL(0x00141F569, uint8);
RCT2_CALLPROC_X(0x00679074, 0, imageId, x, y, 0, (int) dpi, 0);
rct_g1_element original_image = RCT2_GLOBAL(0x9E3D08, rct_g1_element);
uint32 original_palette = RCT2_GLOBAL(0xEDF81C, uint32);
sint16 original_x = RCT2_GLOBAL(0x9ABDAE, sint16);
sint16 original_x_start_point = _xStartPoint;
sint16 original_y_start_point = _yStartPoint;
sint16 original_x_end_point = _xEndPoint;
sint16 original_y_end_point = _yEndPoint;
uint8 original_output = RCT2_GLOBAL(0x00141F569, uint8);
RCT2_GLOBAL(0x9E3D08, rct_g1_element) = before_image;
RCT2_GLOBAL(0xEDF81C, uint32) = before_palette;
RCT2_GLOBAL(0x9ABDAE, sint16) = before_x;
_xStartPoint = before_x_start_point;
_yStartPoint = before_y_start_point;
_xEndPoint = before_x_end_point;
_yEndPoint = before_y_end_point;
RCT2_GLOBAL(0x00141F569, uint8) = before_output;
new_sub_679074(dpi, imageId, x, y);
rct_g1_element new_image = RCT2_GLOBAL(0x9E3D08, rct_g1_element);
uint32 new_palette = RCT2_GLOBAL(0xEDF81C, uint32);
sint16 new_x = RCT2_GLOBAL(0x9ABDAE, sint16);
sint16 new_x_start_point = _xStartPoint;
sint16 new_y_start_point = _yStartPoint;
sint16 new_x_end_point = _xEndPoint;
sint16 new_y_end_point = _yEndPoint;
uint8 new_output = RCT2_GLOBAL(0x00141F569, uint8);
assert(new_image.offset == original_image.offset);
assert(new_palette == original_palette);
assert(new_x == original_x);
assert(new_x_start_point == original_x_start_point);
assert(new_y_start_point == original_y_start_point);
assert(new_x_end_point == original_x_end_point);
assert(new_y_end_point == original_y_end_point);
assert(new_output == original_output);
}
void loc_6791B8_6795E4_679A8F_679F73(rct_g1_element *g1_source, uint8 *esi, uint8 **new_source_pointer_start, uint8 **esi_end) {
uint8 *ebp = esi;
uint8 *source_pointer;