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OpenRCT2/test/testpaint/intercept.c

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#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
/*****************************************************************************
* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
*
* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
* For more information, visit https://github.com/OpenRCT2/OpenRCT2
*
* OpenRCT2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* A full copy of the GNU General Public License can be found in licence.txt
*****************************************************************************/
#pragma endregion
#include "intercept.h"
#include "../../src/paint/paint.h"
#include "../../src/paint/supports.h"
#include "../../src/ride/track_data.h"
#include "../../src/interface/viewport.h"
#include "../../src/hook.h"
static const uint32 DEFAULT_SCHEME_TRACK = COLOUR_GREY << 19 | COLOUR_WHITE << 24 | 0xA0000000;
static const uint32 DEFAULT_SCHEME_SUPPORTS = COLOUR_LIGHT_BLUE << 19 | COLOUR_ICY_BLUE << 24 | 0xA0000000;
static const uint32 DEFAULT_SCHEME_MISC = COLOUR_DARK_PURPLE << 19 | COLOUR_LIGHT_PURPLE << 24 | 0xA0000000;
static const uint32 DEFAULT_SCHEME_3 = COLOUR_BRIGHT_PURPLE << 19 | COLOUR_DARK_BLUE << 24 | 0xA0000000;
#define BLANK_SUPPORT {.height = 0, .slope = 0xFF}
static const support_height DefaultSegmentHeight[9] = {
BLANK_SUPPORT, BLANK_SUPPORT, BLANK_SUPPORT,
BLANK_SUPPORT, BLANK_SUPPORT, BLANK_SUPPORT,
BLANK_SUPPORT, BLANK_SUPPORT, BLANK_SUPPORT
};
extern const utf8string RideNames[91];
extern const utf8string TrackNames[256];
extern const utf8string FlatTrackNames[256];
static bool _woodenSupports;
static uint8 callCount;
static function_call calls[256];
void intercept_clear_calls()
{
callCount = 0;
memset(calls, 0, sizeof(calls));
}
int intercept_get_calls(function_call * buffer)
{
memcpy(buffer, calls, 256);
return callCount;
}
bool paint_attach_to_previous_ps(uint32 image_id, uint16 x, uint16 y) {
return false;
}
paint_struct *sub_98196C(
uint32 image_id,
sint8 x_offset, sint8 y_offset,
sint16 bound_box_length_x, sint16 bound_box_length_y, sint8 bound_box_length_z,
sint16 z_offset,
uint32 rotation
) {
function_call call = {
.function = PAINT_98196C,
.paint = {
.image_id = image_id,
.offset = {x_offset, y_offset},
.bound_box_length = {bound_box_length_x, bound_box_length_y, bound_box_length_z},
.z_offset = z_offset,
.rotation = rotation
},
};
calls[callCount] = call;
callCount++;
return NULL;
}
paint_struct *sub_98197C(
uint32 image_id,
sint8 x_offset, sint8 y_offset,
sint16 bound_box_length_x, sint16 bound_box_length_y, sint8 bound_box_length_z,
sint16 z_offset,
sint16 bound_box_offset_x, sint16 bound_box_offset_y, sint16 bound_box_offset_z,
uint32 rotation
) {
function_call call = {
.function = PAINT_98197C,
.paint = {
.image_id = image_id,
.offset = {x_offset, y_offset},
.bound_box_length = {bound_box_length_x, bound_box_length_y, bound_box_length_z},
.bound_box_offset = {bound_box_offset_x, bound_box_offset_y, bound_box_offset_z},
.z_offset = z_offset,
.rotation = rotation,
},
};
calls[callCount] = call;
callCount++;
return NULL;
}
paint_struct *sub_98198C(
uint32 image_id,
sint8 x_offset, sint8 y_offset,
sint16 bound_box_length_x, sint16 bound_box_length_y, sint8 bound_box_length_z,
sint16 z_offset,
sint16 bound_box_offset_x, sint16 bound_box_offset_y, sint16 bound_box_offset_z,
uint32 rotation
) {
function_call call = {
.function = PAINT_98198C,
.paint = {
.image_id = image_id,
.offset = {x_offset, y_offset},
.bound_box_length = {bound_box_length_x, bound_box_length_y, bound_box_length_z},
.bound_box_offset = {bound_box_offset_x, bound_box_offset_y, bound_box_offset_z},
.z_offset = z_offset,
.rotation = rotation,
},
};
calls[callCount] = call;
callCount++;
return NULL;
}
paint_struct *sub_98199C(
uint32 image_id,
sint8 x_offset, sint8 y_offset,
sint16 bound_box_length_x, sint16 bound_box_length_y, sint8 bound_box_length_z,
sint16 z_offset,
sint16 bound_box_offset_x, sint16 bound_box_offset_y, sint16 bound_box_offset_z,
uint32 rotation
) {
function_call call = {
.function = PAINT_98199C,
.paint = {
.image_id = image_id,
.offset = {x_offset, y_offset},
.bound_box_length = {bound_box_length_x, bound_box_length_y, bound_box_length_z},
.bound_box_offset = {bound_box_offset_x, bound_box_offset_y, bound_box_offset_z},
.z_offset = z_offset,
.rotation = rotation,
},
};
calls[callCount] = call;
callCount++;
return NULL;
}
bool wooden_a_supports_paint_setup(int supportType, int special, int height, uint32 imageColourFlags, bool *underground) {
function_call call = {
.function = SUPPORTS_WOOD_A,
.supports = {
.type = supportType,
.special = special,
.height = height,
.colour_flags = imageColourFlags,
}
};
calls[callCount] = call;
callCount++;
return _woodenSupports;
}
bool wooden_b_supports_paint_setup(int supportType, int special, int height, uint32 imageColourFlags, bool *underground) {
function_call call = {
.function = SUPPORTS_WOOD_B,
.supports = {
.type = supportType,
.special = special,
.height = height,
.colour_flags = imageColourFlags,
}
};
calls[callCount] = call;
callCount++;
return _woodenSupports;
}
static void check_support_height()
{
// First get last known support height state
if (memcmp(gSupportSegments, &DefaultSegmentHeight, sizeof(support_height) * 9) == 0) {
// Nothing changed
return;
}
function_call call = {
.function = SET_SEGMENT_HEIGHT
};
calls[callCount] = call;
callCount++;
}
bool metal_a_supports_paint_setup(int supportType, int segment, int special, int height, uint32 imageColourFlags) {
check_support_height();
function_call call = {
.function = SUPPORTS_METAL_A,
.supports = {
.type = supportType,
.segment = segment,
.special = special,
.height = height,
.colour_flags = imageColourFlags,
}
};
calls[callCount] = call;
callCount++;
return false;
}
bool metal_b_supports_paint_setup(int supportType, uint8 segment, int special, int height, uint32 imageColourFlags) {
check_support_height();
function_call call = {
.function = SUPPORTS_METAL_B,
.supports = {
.type = supportType,
.segment = segment,
.special = special,
.height = height,
.colour_flags = imageColourFlags,
}
};
calls[callCount] = call;
callCount++;
return false;
}
enum {
SPRITEGROUP_NONE,
SPRITEGROUP_FENCE_METAL_A, // 14568
SPRITEGROUP_FENCE_METAL_B, // 14990
SPRITEGROUP_FENCE_SPIRAL_SLIDE, // 20564
SPRITEGROUP_FLOOR_CORK, // 22134
SPRITEGROUP_FENCE_ROPE, // 22138
};
static int getSpriteGroup(uint16 spriteIndex) {
if (spriteIndex >= 14568 && spriteIndex <= 14571) {
return SPRITEGROUP_FENCE_METAL_A;
}
if (spriteIndex >= 14990 && spriteIndex <= 14993) {
return SPRITEGROUP_FENCE_METAL_B;
}
if (spriteIndex >= 20564 && spriteIndex <= 20567) {
return SPRITEGROUP_FENCE_SPIRAL_SLIDE;
}
if (spriteIndex >= 22134 && spriteIndex <= 22137) {
return SPRITEGROUP_FLOOR_CORK;
}
if (spriteIndex >= 22138 && spriteIndex <= 22141) {
return SPRITEGROUP_FENCE_ROPE;
}
return SPRITEGROUP_NONE;
}
static void canonicalizeFunctionCall(function_call *call) {
if (call->function != PAINT_98197C) return;
if (call->paint.offset.x != call->paint.bound_box_offset.x) return;
if (call->paint.offset.y != call->paint.bound_box_offset.y) return;
if (call->paint.z_offset != call->paint.bound_box_offset.z) return;
call->function = PAINT_98196C;
}
bool assertFunctionCallEquals(function_call expected, function_call actual) {
canonicalizeFunctionCall(&actual);
canonicalizeFunctionCall(&expected);
if (expected.function != actual.function) {
return false;
}
uint8 function = expected.function;
if (function == SUPPORTS_WOOD_A || function == SUPPORTS_WOOD_B) {
if (expected.supports.type != actual.supports.type) return false;
if (expected.supports.special != actual.supports.special) return false;
if (expected.supports.height != actual.supports.height) return false;
if (expected.supports.colour_flags != actual.supports.colour_flags) return false;
return true;
}
if (function == SUPPORTS_METAL_A || function == SUPPORTS_METAL_B) {
if (expected.supports.type != actual.supports.type) return false;
if (expected.supports.segment != actual.supports.segment) return false;
if (expected.supports.special != actual.supports.special) return false;
if (expected.supports.height != actual.supports.height) return false;
if (expected.supports.colour_flags != actual.supports.colour_flags) return false;
return true;
}
if (function == SET_SEGMENT_HEIGHT) {
return true;
}
if (expected.paint.image_id != actual.paint.image_id) {
int expectedSpriteGroup = getSpriteGroup(expected.paint.image_id & 0x7FFFF);
int actualSpriteGroup = getSpriteGroup(actual.paint.image_id & 0x7FFFF);
if (expectedSpriteGroup != actualSpriteGroup) return false;
if (expectedSpriteGroup == SPRITEGROUP_NONE) return false;
return true;
}
if (expected.paint.offset.x != actual.paint.offset.x) return false;
if (expected.paint.offset.y != actual.paint.offset.y) return false;
if (expected.paint.bound_box_length.x != actual.paint.bound_box_length.x) return false;
if (expected.paint.bound_box_length.y != actual.paint.bound_box_length.y) return false;
if (expected.paint.bound_box_length.z != actual.paint.bound_box_length.z) return false;
if (function != PAINT_98196C) {
if (expected.paint.bound_box_offset.x != actual.paint.bound_box_offset.x) return false;
if (expected.paint.bound_box_offset.y != actual.paint.bound_box_offset.y) return false;
if (expected.paint.bound_box_offset.z != actual.paint.bound_box_offset.z) return false;
}
if (expected.paint.z_offset != actual.paint.z_offset) return false;
if (expected.paint.rotation != actual.paint.rotation) return false;
return true;
}
static bool assertFunctionCallArrayEquals(function_call expected[], uint8 expectedCount, function_call actual[], uint8 actualCount) {
if (expectedCount != actualCount) {
return false;
}
for (int i = 0; i < expectedCount; i++) {
function_call expectedCall = expected[i];
function_call actualCall = actual[i];
if (!assertFunctionCallEquals(expectedCall, actualCall)) {
return false;
}
}
return true;
}
static void printImageId(uint32 input, utf8string out, size_t len) {
uint32 image = input & 0x7FFFF;
uint32 palette = input & ~0x7FFFF;
utf8string paletteName;
if (palette == DEFAULT_SCHEME_TRACK)paletteName = "SCHEME_TRACK";
else if (palette == DEFAULT_SCHEME_SUPPORTS)paletteName = "SCHEME_SUPPORTS";
else if (palette == DEFAULT_SCHEME_MISC)paletteName = "SCHEME_MISC";
else if (palette == DEFAULT_SCHEME_3)paletteName = "SCHEME_3";
else {
paletteName = malloc(16);
snprintf(paletteName, 16, "0x%08X", palette);
}
if (image == 0) {
snprintf(out, len, "%s", paletteName);
} else if (image & 0x70000) {
snprintf(out, len, "%s | vehicle.base_image_id + %d", paletteName, image & ~0x70000);
} else {
snprintf(out, len, "%s | %d", paletteName, image);
}
}
static void printFunctionCall(utf8string out, size_t len, function_call call) {
utf8string imageId = malloc(64);
printImageId(call.supports.colour_flags, imageId, 64);
switch (call.function) {
case SUPPORTS_WOOD_A:
snprintf(out, len, "wooden_a_supports_paint_setup(%d, %d, %d, %s)", call.supports.type, call.supports.special, call.supports.height, imageId);
return;
case SUPPORTS_WOOD_B:
snprintf(out, len, "wooden_b_supports_paint_setup(%d, %d, %d, %s)", call.supports.type, call.supports.special, call.supports.height, imageId);
return;
case SUPPORTS_METAL_A:
snprintf(out, len, "metal_a_supports_paint_setup(%d, %d, %d, %d, %s)", call.supports.type, call.supports.segment, call.supports.special, call.supports.height, imageId);
return;
case SUPPORTS_METAL_B:
snprintf(out, len, "metal_b_supports_paint_setup(%d, %d, %d, %d, %s)", call.supports.type, call.supports.segment, call.supports.special, call.supports.height, imageId);
return;
case SET_SEGMENT_HEIGHT:
snprintf(out, len, "paint_util_set_segment_support_height");
return;
}
utf8string name = "_default";
switch (call.function) {
case PAINT_98196C:
name = "sub_98196C";
break;
case PAINT_98197C:
name = "sub_98197C";
break;
case PAINT_98198C:
name = "sub_98198C";
break;
case PAINT_98199C:
name = "sub_98199C";
break;
}
size_t slen;
printImageId(call.paint.image_id, imageId, 64);
slen = snprintf(
out,
len,
"%s(%s, %d, %d, %d, %d, %d, %d, ",
name,
imageId,
call.paint.offset.x, call.paint.offset.y,
call.paint.bound_box_length.x, call.paint.bound_box_length.y, call.paint.bound_box_length.z,
call.paint.z_offset
);
if (slen >= len) return;
if (call.function != PAINT_98196C) {
if (slen < len)
slen += snprintf(
out + slen,
len - slen,
"%d, %d, %d, ",
call.paint.bound_box_offset.x, call.paint.bound_box_offset.y, call.paint.bound_box_offset.z
);
}
if (slen < len)
slen += snprintf(out + slen, len - slen, "%d)", call.paint.rotation);
if (call.function != PAINT_98196C) {
if (slen < len)
snprintf(out + slen, len - slen, " = { %d, %d, %d }, { %d, %d, %d }, { %d, %d, %d }",
call.paint.offset.x, call.paint.offset.y, call.paint.z_offset - 48,
call.paint.bound_box_offset.x, call.paint.bound_box_offset.y, call.paint.bound_box_offset.z - 48,
call.paint.bound_box_length.x, call.paint.bound_box_length.y, call.paint.bound_box_length.z);
}
}
static void printFunctionCallArray(utf8string out, size_t len, function_call calls[], uint8 count) {
for (int i = 0; i < count; i++) {
utf8string callOut = malloc(1024);
printFunctionCall(callOut, 1024, calls[i]);
size_t slen = strlen(out);
if (slen < len)
snprintf(out + slen, len - slen, "%s\n", callOut);
}
}
int getTrackSequenceCount(uint8 rideType, uint8 trackType) {
int sequenceCount = 0;
const rct_preview_track **trackBlocks;
if (ride_type_has_flag(rideType, RIDE_TYPE_FLAG_FLAT_RIDE)) {
trackBlocks = FlatRideTrackBlocks;
} else {
trackBlocks = TrackBlocks;
}
for (int i = 0; i < 256; i++) {
if (trackBlocks[trackType][i].index == 0xFF) {
break;
}
sequenceCount++;
}
return sequenceCount;
}
bool rideSupportsTrackType(int rideType, int trackType)
{
TRACK_PAINT_FUNCTION_GETTER newPaintGetter = RideTypeTrackPaintFunctions[rideType];
if (newPaintGetter == NULL) {
return false;
}
if (newPaintGetter(trackType, 0) == NULL) {
return false;
}
if (RideTypeTrackPaintFunctionsOld[rideType][trackType] == 0) {
return false;
}
return true;
}
extern bool testSupportSegments(uint8 rideType, uint8 trackType);
extern bool testTunnels(uint8 rideType, uint8 trackType);
extern bool testVerticalTunnels(uint8 rideType, uint8 trackType);
static bool testTrackElement(uint8 rideType, uint8 trackType, utf8string error, size_t len) {
if (rideType == RIDE_TYPE_CHAIRLIFT) {
if (trackType == TRACK_ELEM_BEGIN_STATION || trackType == TRACK_ELEM_MIDDLE_STATION || trackType == TRACK_ELEM_END_STATION) {
// These rides chechk neighbouring tiles for tracks
snprintf(error, len, "Skipped");
return false;
}
}
uint8 rideIndex = 0;
rct_map_element mapElement = { 0 };
mapElement.flags |= MAP_ELEMENT_FLAG_LAST_TILE;
mapElement.properties.track.type = trackType;
mapElement.base_height = 3;
g_currently_drawn_item = &mapElement;
rct_map_element surfaceElement = { 0 };
surfaceElement.type = MAP_ELEMENT_TYPE_SURFACE;
surfaceElement.base_height = 2;
gPaintInteractionType = VIEWPORT_INTERACTION_ITEM_RIDE;
gTrackColours[SCHEME_TRACK] = DEFAULT_SCHEME_TRACK;
gTrackColours[SCHEME_SUPPORTS] = DEFAULT_SCHEME_SUPPORTS;
gTrackColours[SCHEME_MISC] = DEFAULT_SCHEME_MISC;
gTrackColours[SCHEME_3] = DEFAULT_SCHEME_3;
rct_drawpixelinfo dpi = {.zoom_level = 1};
unk_140E9A8 = &dpi;
rct_ride ride = { 0 };
ride.entrance_style = RIDE_ENTRANCE_STYLE_CANVAS_TENT;
rct_ride_entry rideEntry = { 0 };
rct_ride_entry_vehicle vehicleEntry = {.base_image_id = 0x70000};
rideEntry.vehicles[0] = vehicleEntry;
gRideList[0] = ride;
gRideEntries[0] = &rideEntry;
int height = 48;
snprintf(error, len, "rct2: 0x%08X\n", RideTypeTrackPaintFunctionsOld[rideType][trackType]);
TRACK_PAINT_FUNCTION_GETTER newPaintGetter = RideTypeTrackPaintFunctions[rideType];
int sequenceCount = getTrackSequenceCount(rideType, trackType);
for (int supports = 0; supports < 2; supports++) {
if (supports == 0) {
_woodenSupports = false;
} else {
_woodenSupports = true;
}
for (int inverted = 0; inverted < 2; inverted++) {
if (inverted == 0) {
mapElement.properties.track.colour &= ~TRACK_ELEMENT_COLOUR_FLAG_INVERTED;
} else {
mapElement.properties.track.colour |= TRACK_ELEMENT_COLOUR_FLAG_INVERTED;
}
for (int chainLift = 0; chainLift < 2; chainLift++) {
if (chainLift == 0) {
mapElement.type &= ~0x80;
} else {
mapElement.type |= 0x80;
}
for (int currentRotation = 0; currentRotation < 4; currentRotation++) {
gCurrentRotation = currentRotation;
for (int direction = 0; direction < 4; direction++) {
TRACK_PAINT_FUNCTION newPaintFunction = newPaintGetter(trackType, direction);
for (int trackSequence = 0; trackSequence < sequenceCount; trackSequence++) {
RCT2_GLOBAL(0x009DE56A, sint16) = 64; // x
RCT2_GLOBAL(0x009DE56E, sint16) = 64; // y
gDidPassSurface = true; // Above surface
gSurfaceElement = &surfaceElement;
g141E9DB = G141E9DB_FLAG_1 | G141E9DB_FLAG_2;
callCount = 0;
memset(&calls, 0, sizeof(calls));
memcpy(gSupportSegments, DefaultSegmentHeight, sizeof(support_height) * 9);
uint32 *trackDirectionList = (uint32 *)RideTypeTrackPaintFunctionsOld[rideType][trackType];
// Have to call from this point as it pushes esi and expects callee to pop it
RCT2_CALLPROC_X(
0x006C4934,
rideType,
(int) trackDirectionList,
direction,
height,
(int) &mapElement,
rideIndex * sizeof(rct_ride),
trackSequence
);
// segment heights
// tunnels
uint8 oldCallCount = callCount;
function_call oldCalls[256];
memcpy(&oldCalls, &calls, sizeof(calls));
callCount = 0;
testpaint_clear_ignore();
memcpy(gSupportSegments, DefaultSegmentHeight, sizeof(support_height) * 9);
newPaintFunction(rideIndex, trackSequence, direction, height, &mapElement);
if (testpaint_is_ignored(direction, trackSequence)) {
snprintf(error, len, "[ IGNORED ] [direction:%d trackSequence:%d chainLift:%d inverted:%d]\n",
direction, trackSequence, chainLift, inverted);
continue;
}
uint8 newCallCount = callCount;
function_call newCalls[256];
memcpy(&newCalls, &calls, sizeof(calls));
if (!assertFunctionCallArrayEquals(oldCalls, oldCallCount, newCalls, newCallCount)) {
utf8string diff = malloc(2048);
snprintf(diff, 2048, "<<< EXPECTED\n");
printFunctionCallArray(diff, 2048, oldCalls, oldCallCount);
size_t slen = strlen(diff);
if (slen < 2048)
snprintf(diff + slen, 2048 - slen, "====\n");
printFunctionCallArray(diff, 2048, newCalls, newCallCount);
slen = strlen(diff);
if (slen < 2048)
snprintf(diff + slen, 2048 - slen, ">>> ACTUAL\n");
if (oldCallCount != newCallCount) {
slen = strlen(error);
if (slen < len)
snprintf(error + slen, len - slen, "Call counts don't match (was %d, expected %d) [direction:%d trackSequence:%d chainLift:%d inverted:%d]",
newCallCount, oldCallCount, direction, trackSequence, chainLift, inverted);
} else {
slen = strlen(error);
if (slen < len)
snprintf(error + slen, len - slen, "Calls don't match [direction:%d trackSequence:%d chainLift:%d inverted:%d]",
direction, trackSequence, chainLift, inverted);
}
slen = strlen(error);
if (slen < len)
snprintf(error + slen, len - slen, "\n%s", diff);
free(diff);
return false;
}
}
}
}
}
}
}
bool segmentSuccess = testSupportSegments(rideType, trackType);
if (!segmentSuccess) {
return false;
}
bool tunnelSuccess = testTunnels(rideType, trackType);
if (!tunnelSuccess) {
return false;
}
bool verticalTunnelSuccess = testVerticalTunnels(rideType, trackType);
if (!verticalTunnelSuccess) {
return false;
}
return true;
}
bool rideIsImplemented(int rideType) {
TRACK_PAINT_FUNCTION_GETTER newPaintGetter = RideTypeTrackPaintFunctions[rideType];
return (newPaintGetter != 0);
}
bool testTrackPainting(int rideType, int trackType) {
TRACK_PAINT_FUNCTION_GETTER newPaintGetter = RideTypeTrackPaintFunctions[rideType];
if (newPaintGetter == NULL) {
return false;
}
if (newPaintGetter(trackType, 0) == NULL) {
return false;
}
utf8string error = malloc(2048);
bool success = testTrackElement(rideType, trackType, error, 2048);
if (!success) {
printf("%s\n", error);
}
free(error);
return success;
}
static int intercept_draw_6c(uint32 eax, uint32 ebx, uint32 ecx, uint32 edx, uint32 esi, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .ecx = ecx, .edx = edx, .esi = esi, .edi = edi, .ebp = ebp};
if ((ebp & 0x03) != get_current_rotation()) {
// Log error
log_error("Ebp is different from current rotation");
}
return (int) sub_98196C(ebx, regs.al, regs.cl, regs.di, regs.si, regs.ah, regs.dx, regs.ebp & 0x03);
}
static int intercept_draw_7c(uint32 eax, uint32 ebx, uint32 ecx, uint32 edx, uint32 esi, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .ecx = ecx, .edx = edx, .esi = esi, .edi = edi, .ebp = ebp};
if ((ebp & 0x03) != get_current_rotation()) {
// Log error
log_error("Ebp is different from current rotation");
}
rct_xyz16 boundOffset = {
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_X, sint16),
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_Y, sint16),
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_Z, sint16)
};
return (int) sub_98197C(ebx, regs.al, regs.cl, regs.di, regs.si, regs.ah, regs.dx, boundOffset.x, boundOffset.y, boundOffset.z, regs.ebp & 0x03);
}
static int intercept_draw_9c(uint32 eax, uint32 ebx, uint32 ecx, uint32 edx, uint32 esi, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .ecx = ecx, .edx = edx, .esi = esi, .edi = edi, .ebp = ebp};
if ((ebp & 0x03) != get_current_rotation()) {
// Log error
log_error("Ebp is different from current rotation");
}
rct_xyz16 boundOffset = {
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_X, sint16),
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_Y, sint16),
RCT2_GLOBAL(RCT2_ADDRESS_PAINT_BOUNDBOX_OFFSET_Z, sint16)
};
return (int) sub_98199C(ebx, regs.al, regs.cl, regs.di, regs.si, regs.ah, regs.dx, boundOffset.x, boundOffset.y, boundOffset.z, regs.ebp & 0x03);
}
static uint32 intercept_wooden_a_supports(uint32 eax, uint32 ebx, uint32 edx, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .edx = edx, .edi = edi, .ebp = ebp};
bool output = wooden_a_supports_paint_setup(regs.edi, (sint16) regs.ax, regs.dx, (uint32) regs.ebp, NULL);
return output ? 1 : 0;
}
static uint32 intercept_wooden_b_supports(uint32 eax, uint32 ebx, uint32 edx, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .edx = edx, .edi = edi, .ebp = ebp};
bool output = wooden_b_supports_paint_setup(regs.edi, (sint16) regs.ax, regs.dx, (uint32) regs.ebp, NULL);
return output ? 1 : 0;
}
static uint32 intercept_metal_a_supports(uint32 eax, uint32 ebx, uint32 edx, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .edx = edx, .edi = edi, .ebp = ebp};
metal_a_supports_paint_setup(regs.edi, regs.ebx, (sint16) regs.ax, regs.dx, (uint32) regs.ebp);
return 0;
}
static uint32 intercept_metal_b_supports(uint32 eax, uint32 ebx, uint32 edx, uint32 edi, uint32 ebp) {
registers regs = {.eax =eax, .ebx = ebx, .edx = edx, .edi = edi, .ebp = ebp};
metal_b_supports_paint_setup(regs.edi, regs.ebx, (sint16) regs.ax, regs.dx, (uint32) regs.ebp);
return 0;
}
void initHooks() {
addhook(0x00686806, (int) intercept_draw_7c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x006869B2, (int) intercept_draw_7c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x00686B6F, (int) intercept_draw_7c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x00686D31, (int) intercept_draw_7c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x006861AC, (int) intercept_draw_6c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x00686337, (int) intercept_draw_6c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x006864D0, (int) intercept_draw_6c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x0068666B, (int) intercept_draw_6c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x006874B0, (int) intercept_draw_9c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x00687618, (int) intercept_draw_9c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x0068778C, (int) intercept_draw_9c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x00687902, (int) intercept_draw_9c, 0, (int[]) {EAX, EBX, ECX, EDX, ESI, EDI, EBP, END}, 0, EBP);
addhook(0x006629BC, (int) intercept_wooden_a_supports, 0, (int[]) {EAX, EBX, EDX, EDI, EBP, END}, 0, EAX);
addhook(0x00662D5C, (int) intercept_wooden_b_supports, 0, (int[]) {EAX, EBX, EDX, EDI, EBP, END}, 0, EAX);
addhook(0x00663105, (int) intercept_metal_a_supports, 0, (int[]) {EAX, EBX, EDX, EDI, EBP, END}, 0, EAX);
addhook(0x00663584, (int) intercept_metal_b_supports, 0, (int[]) {EAX, EBX, EDX, EDI, EBP, END}, 0, EAX);
}
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