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Fix objects rendering

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This commit is contained in:
Alexander Batalov 2022-06-13 17:35:07 +03:00
parent 7872d4d3cb
commit 96771e9cdd
1 changed files with 55 additions and 29 deletions
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84
src/object.cc
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@ -758,35 +758,59 @@ void _obj_render_pre_roof(Rect* rect, int elevation)
return;
}
int lightLevel = lightGetLightLevel();
int v5 = updatedRect.left - 320;
int v4 = updatedRect.top - 240;
int v17 = updatedRect.right + 320;
int v18 = updatedRect.bottom + 240;
int v19 = tileFromScreenXY(v5, v4, elevation);
int v20 = (v17 - v5 + 1) / 32;
int v23 = (v18 - v4 + 1) / 12;
int ambientLight = lightGetLightLevel();
int minX = updatedRect.left - 320;
int minY = updatedRect.top - 240;
int maxX = updatedRect.right + 320;
int maxY = updatedRect.bottom + 240;
int topLeftTile = tileFromScreenXY(minX, minY, elevation);
int updateAreaHexWidth = (maxX - minX + 1) / 32;
int updateAreaHexHeight = (maxY - minY + 1) / 12;
int odd = gCenterTile & 1;
int* v7 = _orderTable[odd];
int* v8 = _offsetTable[odd];
// On some maps (which were designed too close to edges) HRP brings a new
// problem - extended update rect (+/- 320/240 stuff above) may end up
// outside of the map edge. In this case `topLeftTile` will be -1 which
// affect all subsequent calculations. In order to fix that attempt to
// find closest valid tile.
while (!hexGridTileIsValid(topLeftTile)) {
minX += 32;
minY += 12;
topLeftTile = tileFromScreenXY(minX, minY, elevation);
}
// Do the same for the for bottom-right part of the extended update rect.
int bottomRightTile = tileFromScreenXY(maxX, maxY, elevation);
while (!hexGridTileIsValid(bottomRightTile)) {
maxX -= 32;
maxY -= 12;
bottomRightTile = tileFromScreenXY(maxX, maxY, elevation);
}
updateAreaHexWidth = (maxX - minX + 1) / 32;
updateAreaHexHeight = (maxY - minY + 1) / 12;
int parity = gCenterTile & 1;
int* orders = _orderTable[parity];
int* offsets = _offsetTable[parity];
_outlineCount = 0;
int v34 = 0;
int renderCount = 0;
for (int i = 0; i < gObjectsUpdateAreaHexSize; i++) {
int v9 = *v7++;
if (v23 > _offsetDivTable[v9] && v20 > _offsetModTable[v9]) {
int v2;
int offsetIndex = *orders++;
if (updateAreaHexHeight > _offsetDivTable[offsetIndex] && updateAreaHexWidth > _offsetModTable[offsetIndex]) {
int light;
ObjectListNode* objectListNode = gObjectListHeadByTile[v19 + v8[v9]];
ObjectListNode* objectListNode = hexGridTileIsValid(topLeftTile + offsets[offsetIndex])
? gObjectListHeadByTile[topLeftTile + offsets[offsetIndex]]
: NULL;
if (objectListNode != NULL) {
// NOTE: calls _light_get_tile two times, probably result of min/max macro
int q = _light_get_tile(elevation, objectListNode->obj->tile);
if (q >= lightLevel) {
v2 = q;
int tileLight = _light_get_tile(elevation, objectListNode->obj->tile);
if (tileLight >= ambientLight) {
light = tileLight;
} else {
v2 = lightLevel;
light = ambientLight;
}
}
@ -801,7 +825,7 @@ void _obj_render_pre_roof(Rect* rect, int elevation)
}
if ((objectListNode->obj->flags & OBJECT_HIDDEN) == 0) {
_obj_render_object(objectListNode->obj, &updatedRect, v2);
_obj_render_object(objectListNode->obj, &updatedRect, light);
if ((objectListNode->obj->outline & OUTLINE_TYPE_MASK) != 0) {
if ((objectListNode->obj->outline & OUTLINE_DISABLED) == 0 && _outlineCount < 100) {
@ -815,20 +839,22 @@ void _obj_render_pre_roof(Rect* rect, int elevation)
}
if (objectListNode != NULL) {
_renderTable[v34++] = objectListNode;
_renderTable[renderCount++] = objectListNode;
}
}
}
for (int i = 0; i < v34; i++) {
int v2;
for (int i = 0; i < renderCount; i++) {
int light;
ObjectListNode* objectListNode = _renderTable[i];
if (objectListNode != NULL) {
v2 = lightLevel;
int w = _light_get_tile(elevation, objectListNode->obj->tile);
if (w > v2) {
v2 = w;
// NOTE: calls _light_get_tile two times, probably result of min/max macro
int tileLight = _light_get_tile(elevation, objectListNode->obj->tile);
if (tileLight >= ambientLight) {
light = tileLight;
} else {
light = ambientLight;
}
}
@ -840,7 +866,7 @@ void _obj_render_pre_roof(Rect* rect, int elevation)
if (elevation == objectListNode->obj->elevation) {
if ((objectListNode->obj->flags & OBJECT_HIDDEN) == 0) {
_obj_render_object(object, &updatedRect, v2);
_obj_render_object(object, &updatedRect, light);
if ((objectListNode->obj->outline & OUTLINE_TYPE_MASK) != 0) {
if ((objectListNode->obj->outline & OUTLINE_DISABLED) == 0 && _outlineCount < 100) {