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/*
This file is part of the Spring engine (GPL v2 or later), see LICENSE.html
*/
#
include
"
MetalMap.h
"
#
include
"
System/SpringMath.h
"
#
include
"
System/EventHandler.h
"
#
include
<
cstring
>
CR_BIND
(CMetalMap, )
CR_REG_METADATA
(CMetalMap,(
CR_MEMBER
(metalScale),
CR_MEMBER(sizeX),
CR_MEMBER(sizeZ),
CR_IGNORED(texturePalette),
CR_MEMBER(distributionMap),
CR_MEMBER(extractionMap)
))
CMetalMap metalMap;
#
ifndef
NO_METALMAP
void
CMetalMap::Init
(
const
unsigned
char
* map,
int
_sizeX,
int
_sizeZ,
float
_metalScale)
{
metalScale = _metalScale;
sizeX = _sizeX;
sizeZ = _sizeZ;
extractionMap.
clear
();
extractionMap.
resize
(sizeX * sizeZ,
0
.
0f
);
distributionMap.
clear
();
distributionMap.
resize
(sizeX * sizeZ,
0
);
if
(map !=
nullptr
) {
memcpy
(&distributionMap[
0
], map, sizeX * sizeZ);
}
else
{
metalScale =
1
.
0f
;
}
for
(
int
a =
0
; a <
256
; ++a) {
texturePalette[a *
3
+
0
] = a;
texturePalette[a *
3
+
1
] =
std::min
(
255
, a *
2
);
texturePalette[a *
3
+
2
] =
std::max
(
0
, a *
2
-
255
);
}
}
float
CMetalMap::GetMetalAmount
(
int
x1,
int
z1,
int
x2,
int
z2)
const
{
x1 =
Clamp
(x1,
0
, sizeX -
1
);
x2 =
Clamp
(x2,
0
, sizeX -
1
);
z1 =
Clamp
(z1,
0
, sizeZ -
1
);
z2 =
Clamp
(z2,
0
, sizeZ -
1
);
float
metal =
0
.
0f
;
for
(
int
z = z1; z < z2; z++) {
for
(
int
x = x1; x < x2; x++) {
metal +=
GetMetalAmount
(x, z);
}
}
return
metal;
}
float
CMetalMap::GetMetalAmount
(
int
x,
int
z)
const
{
x =
Clamp
(x,
0
, sizeX -
1
);
z =
Clamp
(z,
0
, sizeZ -
1
);
return
distributionMap[(z * sizeX) + x] * metalScale;
}
void
CMetalMap::SetMetalAmount
(
int
x,
int
z,
float
m)
{
x =
Clamp
(x,
0
, sizeX -
1
);
z =
Clamp
(z,
0
, sizeZ -
1
);
distributionMap[(z * sizeX) + x] = (metalScale ==
0
.
0f
) ?
0
:
Clamp
((
int
)(m / metalScale),
0
,
255
);
eventHandler.
MetalMapChanged
(x, z);
}
float
CMetalMap::RequestExtraction
(
int
x,
int
z,
float
toDepth)
{
x =
Clamp
(x,
0
, sizeX -
1
);
z =
Clamp
(z,
0
, sizeZ -
1
);
const
float
current = extractionMap[(z * sizeX) + x];
if
(toDepth <= current)
return
0
.
0f
;
const
float
available = toDepth - current;
extractionMap[(z * sizeX) + x] = toDepth;
return
available;
}
void
CMetalMap::RemoveExtraction
(
int
x,
int
z,
float
depth)
{
x =
Clamp
(x,
0
, sizeX -
1
);
z =
Clamp
(z,
0
, sizeZ -
1
);
extractionMap[(z * sizeX) + x] -= depth;
}
int
CMetalMap::GetMetalExtraction
(
int
x,
int
z)
const
{
x =
Clamp
(x,
0
, sizeX -
1
);
z =
Clamp
(z,
0
, sizeZ -
1
);
return
extractionMap[(z * sizeX) + x];
}
#
else
void
CMetalMap::Init
(
const
unsigned
char
* map,
int
_sizeX,
int
_sizeZ,
float
_metalScale) {}
float
CMetalMap::GetMetalAmount
(
int
x1,
int
z1,
int
x2,
int
z2)
const
{
return
0
.
0f
; }
float
CMetalMap::GetMetalAmount
(
int
x,
int
z)
const
{
return
0
.
0f
; }
void
CMetalMap::SetMetalAmount
(
int
x,
int
z,
float
m) {}
float
CMetalMap::RequestExtraction
(
int
x,
int
z,
float
toDepth) {
return
0
.
0f
; }
void
CMetalMap::RemoveExtraction
(
int
x,
int
z,
float
depth) {}
int
CMetalMap::GetMetalExtraction
(
int
x,
int
z)
const
{
return
0
; }
#
endif
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