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CON: Factor out implementations of setarray and resizearray commands

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Patch from Fox.

git-svn-id: https://svn.eduke32.com/eduke32@8622 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
hendricks266 2020-02-11 06:35:10 +00:00 committed by Christoph Oelckers
parent 8d7d8cc930
commit 8adb6be002
1 changed files with 77 additions and 68 deletions
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145
source/duke3d/src/gameexec.cpp
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@ -1262,6 +1262,81 @@ void Screen_Play(void)
} while (running);
}
static void SetArray(int const arrayNum, int const arrayIndex, int const newValue)
{
if (EDUKE32_PREDICT_FALSE((unsigned)arrayNum >= (unsigned)g_gameArrayCount || (unsigned)arrayIndex >= (unsigned)aGameArrays[arrayNum].size))
{
OSD_Printf(OSD_ERROR "Gv_SetVar(): tried to set invalid array %d or index out of bounds from "
"sprite %d (%d), player %d\n",
(int)arrayNum, vm.spriteNum, vm.pUSprite->picnum, vm.playerNum);
vm.flags |= VM_RETURN;
return;
}
auto &arr = aGameArrays[arrayNum];
if (EDUKE32_PREDICT_FALSE(arr.flags & GAMEARRAY_READONLY))
{
OSD_Printf(OSD_ERROR "Tried to set value in read-only array `%s'", arr.szLabel);
vm.flags |= VM_RETURN;
return;
}
switch (arr.flags & GAMEARRAY_TYPE_MASK)
{
case 0: arr.pValues[arrayIndex] = newValue; break;
case GAMEARRAY_INT16: ((int16_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_INT8: ((int8_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_UINT16: ((uint16_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_UINT8: ((int8_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_BITMAP:
{
uint32_t const mask = pow2char[arrayIndex&7];
uint8_t &value = ((uint8_t *)arr.pValues)[arrayIndex>>3];
value = (value & ~mask) | (-!!newValue & mask);
break;
}
}
}
static void ResizeArray(int const arrayNum, int const newSize)
{
auto &arr = aGameArrays[arrayNum];
int const oldSize = arr.size;
if (newSize == oldSize || newSize < 0)
return;
#if 0
OSD_Printf(OSDTEXT_GREEN "CON_RESIZEARRAY: resizing array %s from %d to %d\n",
array.szLabel, array.size, newSize);
#endif
if (newSize == 0)
{
Xaligned_free(arr.pValues);
arr.pValues = nullptr;
arr.size = 0;
return;
}
size_t const oldBytes = Gv_GetArrayAllocSizeForCount(arrayNum, oldSize);
size_t const newBytes = Gv_GetArrayAllocSizeForCount(arrayNum, newSize);
auto const oldArray = arr.pValues;
auto const newArray = (intptr_t *)Xaligned_alloc(ARRAY_ALIGNMENT, newBytes);
if (oldSize != 0)
Bmemcpy(newArray, oldArray, min(oldBytes, newBytes));
if (newSize > oldSize)
Bmemset((char *)newArray + oldBytes, 0, newBytes - oldBytes);
arr.pValues = newArray;
arr.size = newSize;
Xaligned_free(oldArray);
}
#if !defined LUNATIC
#if defined __GNUC__ || defined __clang__
// # define CON_USE_COMPUTED_GOTO does not work anymore with some of the changes.
@ -5506,39 +5581,7 @@ badindex:
int const arrayIndex = Gv_GetVar(*insptr++);
int const newValue = Gv_GetVar(*insptr++);
if (EDUKE32_PREDICT_FALSE((unsigned)tw >= (unsigned)g_gameArrayCount || (unsigned)arrayIndex >= (unsigned)aGameArrays[tw].size))
{
OSD_Printf(OSD_ERROR "Gv_SetVar(): tried to set invalid array %d or index out of bounds from "
"sprite %d (%d), player %d\n",
(int)tw, vm.spriteNum, vm.pUSprite->picnum, vm.playerNum);
vm.flags |= VM_RETURN;
dispatch();
}
auto &arr = aGameArrays[tw];
if (EDUKE32_PREDICT_FALSE(arr.flags & GAMEARRAY_READONLY))
{
OSD_Printf(OSD_ERROR "Tried to set value in read-only array `%s'", arr.szLabel);
vm.flags |= VM_RETURN;
dispatch();
}
switch (arr.flags & GAMEARRAY_TYPE_MASK)
{
case 0: arr.pValues[arrayIndex] = newValue; break;
case GAMEARRAY_INT16: ((int16_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_INT8: ((int8_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_UINT16: ((uint16_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_UINT8: ((int8_t *)arr.pValues)[arrayIndex] = newValue; break;
case GAMEARRAY_BITMAP:
{
uint32_t const mask = pow2char[arrayIndex&7];
uint8_t &value = ((uint8_t *)arr.pValues)[arrayIndex>>3];
value = (value & ~mask) | (-!!newValue & mask);
break;
}
}
SetArray(tw, arrayIndex, newValue);
dispatch();
}
@ -5671,42 +5714,8 @@ badindex:
insptr++;
{
tw = *insptr++;
auto &arr = aGameArrays[tw];
int const newSize = Gv_GetVar(*insptr++);
int const oldSize = arr.size;
if (newSize == oldSize || newSize < 0)
dispatch();
#if 0
OSD_Printf(OSDTEXT_GREEN "CON_RESIZEARRAY: resizing array %s from %d to %d\n",
array.szLabel, array.size, newSize);
#endif
if (newSize == 0)
{
Xaligned_free(arr.pValues);
arr.pValues = nullptr;
arr.size = 0;
dispatch();
}
size_t const oldBytes = Gv_GetArrayAllocSizeForCount(tw, oldSize);
size_t const newBytes = Gv_GetArrayAllocSizeForCount(tw, newSize);
auto const oldArray = arr.pValues;
auto const newArray = (intptr_t *)Xaligned_alloc(ARRAY_ALIGNMENT, newBytes);
if (oldSize != 0)
Bmemcpy(newArray, oldArray, min(oldBytes, newBytes));
if (newSize > oldSize)
Bmemset((char *)newArray + oldBytes, 0, newBytes - oldBytes);
arr.pValues = newArray;
arr.size = newSize;
Xaligned_free(oldArray);
ResizeArray(tw, newSize);
dispatch();
}