mirror of
https://github.com/cc65/cc65.git
synced 2025-04-04 06:29:41 +00:00
Add fixed Lynx sprite generation
This commit is contained in:
karri
parent
f6b3bdda21
commit
c2e9e5961d
@ -96,10 +96,10 @@ static unsigned GetActionPointX (const Bitmap* B, const Collection* A)
|
||||
if (ActionPointX) {
|
||||
if (strcmp (ActionPointX, "mid") == 0) {
|
||||
return GetBitmapWidth (B) / 2;
|
||||
}
|
||||
}
|
||||
if (strcmp (ActionPointX, "max") == 0) {
|
||||
return GetBitmapWidth (B) - 1;
|
||||
}
|
||||
}
|
||||
return atoi(ActionPointX);
|
||||
} else {
|
||||
return 0;
|
||||
@ -115,10 +115,10 @@ static unsigned GetActionPointY (const Bitmap* B, const Collection* A)
|
||||
if (ActionPointY) {
|
||||
if (strcmp (ActionPointY, "mid") == 0) {
|
||||
return GetBitmapHeight (B) / 2;
|
||||
}
|
||||
}
|
||||
if (strcmp (ActionPointY, "max") == 0) {
|
||||
return GetBitmapHeight (B) - 1;
|
||||
}
|
||||
}
|
||||
return atoi(ActionPointY);
|
||||
} else {
|
||||
return 0;
|
||||
@ -235,10 +235,10 @@ static unsigned GetPenpal (const Bitmap* B, const Collection* A, char *PenPal)
|
||||
if (strcmp (Pen, "opt") == 0) {
|
||||
/* So we need to optimize the penpal and colour depth */
|
||||
OptimizePenpal (B, PenPal);
|
||||
} else {
|
||||
strncpy(PenPal, Pen, 17);
|
||||
} else {
|
||||
strncpy(PenPal, Pen, 17);
|
||||
}
|
||||
return 1;
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
@ -322,52 +322,52 @@ static unsigned char AnalyseNextChunks(signed *newlen, signed len, char data[32]
|
||||
|
||||
for (i = 0; i < len; i++) {
|
||||
index = index + 1;
|
||||
if (data[i] == prev) {
|
||||
if (data[i] == prev) {
|
||||
count = count + 1;
|
||||
if (count >= longest) {
|
||||
if (count >= longest) {
|
||||
longest = count;
|
||||
lindex = index - count;
|
||||
}
|
||||
} else {
|
||||
prev = data[i];
|
||||
count = 1;
|
||||
}
|
||||
lindex = index - count;
|
||||
}
|
||||
} else {
|
||||
prev = data[i];
|
||||
count = 1;
|
||||
}
|
||||
}
|
||||
if (longest == 1) {
|
||||
if (len > 16) {
|
||||
*newlen = 16;
|
||||
} else {
|
||||
*newlen = len;
|
||||
}
|
||||
return 'L';
|
||||
if (len > 16) {
|
||||
*newlen = 16;
|
||||
} else {
|
||||
*newlen = len;
|
||||
}
|
||||
return 'L';
|
||||
}
|
||||
if ((lindex > 0) && (lindex + longest > 15)) {
|
||||
/* We cannot pack the stride in this packet */
|
||||
*newlen = lindex;
|
||||
return 'A';
|
||||
return 'A';
|
||||
}
|
||||
/* Cost till end of area */
|
||||
literal_cost = 5 + lindex * ColorBits + longest * ColorBits;
|
||||
packed_cost = 5 + lindex * ColorBits + 5 + ColorBits;
|
||||
if (packed_cost < literal_cost) {
|
||||
if (lindex == 0) {
|
||||
/* Use packed data */
|
||||
if (longest > 16) {
|
||||
*newlen = 16;
|
||||
} else {
|
||||
*newlen = longest;
|
||||
/* Use packed data */
|
||||
if (longest > 16) {
|
||||
*newlen = 16;
|
||||
} else {
|
||||
*newlen = longest;
|
||||
}
|
||||
return 'P';
|
||||
}
|
||||
/* We had a good find, but it was not at the start of the line */
|
||||
*newlen = lindex;
|
||||
return 'A';
|
||||
return 'P';
|
||||
}
|
||||
/* We had a good find, but it was not at the start of the line */
|
||||
*newlen = lindex;
|
||||
return 'A';
|
||||
}
|
||||
/* There is no point in packing - use literal */
|
||||
if (len > 16) {
|
||||
*newlen = 16;
|
||||
*newlen = 16;
|
||||
} else {
|
||||
*newlen = len;
|
||||
*newlen = len;
|
||||
}
|
||||
return 'L';
|
||||
}
|
||||
@ -378,7 +378,7 @@ static unsigned char GetNextChunk(signed *newlen, signed len, char data[32], cha
|
||||
|
||||
while (oper == 'A') {
|
||||
oper = AnalyseNextChunks(newlen, len, data, ColorBits);
|
||||
len = *newlen;
|
||||
len = *newlen;
|
||||
}
|
||||
return oper; /* The packet type is now P or L and the length is in newlen */
|
||||
}
|
||||
@ -439,27 +439,27 @@ static void encodeSprite(StrBuf *D, enum Mode M, char ColorBits, char ColorMask,
|
||||
break;
|
||||
case smPacked:
|
||||
case smShaped:
|
||||
if (M == smShaped) {
|
||||
if (M == smShaped) {
|
||||
if (LastOpaquePixel > -1) {
|
||||
if (LastOpaquePixel < len - 1) {
|
||||
len = LastOpaquePixel + 1;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
len = 0;
|
||||
}
|
||||
}
|
||||
i = 0;
|
||||
while (len) {
|
||||
signed analyselen;
|
||||
analyselen = len;
|
||||
if (analyselen > 32) {
|
||||
signed analyselen;
|
||||
analyselen = len;
|
||||
if (analyselen > 32) {
|
||||
analyselen = 32;
|
||||
}
|
||||
}
|
||||
if (GetNextChunk(&count, analyselen, LineBuffer + i, ColorBits) == 'P') {
|
||||
/* Make runlength packet */
|
||||
V = LineBuffer[i];
|
||||
i += count;
|
||||
len -= count;
|
||||
i += count;
|
||||
len -= count;
|
||||
AssembleByte(5, count-1);
|
||||
AssembleByte(ColorBits, V & ColorMask);
|
||||
|
||||
@ -468,8 +468,8 @@ static void encodeSprite(StrBuf *D, enum Mode M, char ColorBits, char ColorMask,
|
||||
AssembleByte(5, (count-1) | 0x10);
|
||||
do {
|
||||
AssembleByte(ColorBits, LineBuffer[i]);
|
||||
i++;
|
||||
len--;
|
||||
i++;
|
||||
len--;
|
||||
} while (--count > 0);
|
||||
}
|
||||
}
|
||||
@ -537,75 +537,75 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
|
||||
|
||||
/* Now check how to do the mapping */
|
||||
if (GetPenpal (B, A, &PenPal[0])) {
|
||||
signed I;
|
||||
signed I;
|
||||
|
||||
/* Modify the map by content of PenPal */
|
||||
PenColors = strlen(PenPal);
|
||||
for (I = 0; I < PenColors; I++) {
|
||||
switch (PenPal[I]) {
|
||||
/* Modify the map by content of PenPal */
|
||||
PenColors = strlen(PenPal);
|
||||
for (I = 0; I < PenColors; I++) {
|
||||
switch (PenPal[I]) {
|
||||
case '0':
|
||||
Map[0] = I;
|
||||
break;
|
||||
Map[0] = I;
|
||||
break;
|
||||
case '1':
|
||||
Map[1] = I;
|
||||
break;
|
||||
Map[1] = I;
|
||||
break;
|
||||
case '2':
|
||||
Map[2] = I;
|
||||
break;
|
||||
Map[2] = I;
|
||||
break;
|
||||
case '3':
|
||||
Map[3] = I;
|
||||
break;
|
||||
Map[3] = I;
|
||||
break;
|
||||
case '4':
|
||||
Map[4] = I;
|
||||
break;
|
||||
Map[4] = I;
|
||||
break;
|
||||
case '5':
|
||||
Map[5] = I;
|
||||
break;
|
||||
Map[5] = I;
|
||||
break;
|
||||
case '6':
|
||||
Map[6] = I;
|
||||
break;
|
||||
Map[6] = I;
|
||||
break;
|
||||
case '7':
|
||||
Map[7] = I;
|
||||
break;
|
||||
Map[7] = I;
|
||||
break;
|
||||
case '8':
|
||||
Map[8] = I;
|
||||
break;
|
||||
Map[8] = I;
|
||||
break;
|
||||
case '9':
|
||||
Map[9] = I;
|
||||
break;
|
||||
Map[9] = I;
|
||||
break;
|
||||
case 'a':
|
||||
case 'A':
|
||||
Map[10] = I;
|
||||
break;
|
||||
Map[10] = I;
|
||||
break;
|
||||
case 'b':
|
||||
case 'B':
|
||||
Map[11] = I;
|
||||
break;
|
||||
Map[11] = I;
|
||||
break;
|
||||
case 'c':
|
||||
case 'C':
|
||||
Map[12] = I;
|
||||
break;
|
||||
Map[12] = I;
|
||||
break;
|
||||
case 'd':
|
||||
case 'D':
|
||||
Map[13] = I;
|
||||
break;
|
||||
Map[13] = I;
|
||||
break;
|
||||
case 'e':
|
||||
case 'E':
|
||||
Map[14] = I;
|
||||
break;
|
||||
Map[14] = I;
|
||||
break;
|
||||
case 'f':
|
||||
case 'F':
|
||||
Map[15] = I;
|
||||
break;
|
||||
/* The X is reserved as transparency. This allows for shaped sprites */
|
||||
Map[15] = I;
|
||||
break;
|
||||
/* The X is reserved as transparency. This allows for shaped sprites */
|
||||
case 'x':
|
||||
case 'X':
|
||||
Map[16] = I;
|
||||
break;
|
||||
}
|
||||
}
|
||||
Map[16] = I;
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
PenColors = GetBitmapColors (B);
|
||||
PenColors = GetBitmapColors (B);
|
||||
}
|
||||
ColorBits = 4;
|
||||
if (PenColors < 9) {
|
||||
@ -643,183 +643,183 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
|
||||
SB_Realloc (D, 63);
|
||||
|
||||
for (quad = 0; quad < 4; quad++) {
|
||||
switch ((Quadrant + quad) & 3) {
|
||||
case 0:
|
||||
/* Convert the image for quadrant bottom right */
|
||||
for (Y = OY; Y < (signed)GetBitmapHeight (B); ++Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
switch ((Quadrant + quad) & 3) {
|
||||
case 0:
|
||||
/* Convert the image for quadrant bottom right */
|
||||
for (Y = OY; Y < (signed)GetBitmapHeight (B); ++Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX; X < (signed)GetBitmapWidth (B); ++X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX; X < (signed)GetBitmapWidth (B); ++X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == 0) && (OX == 0)) {
|
||||
/* Trivial case only one quadrant */
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == 0) && (OX == 0)) {
|
||||
/* Trivial case only one quadrant */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OY == 0)) {
|
||||
/* Special case only two quadrants */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OY == 0)) {
|
||||
/* Special case only two quadrants */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 1:
|
||||
/* Convert the image for quadrant top right */
|
||||
for (Y = OY - 1; Y >= 0; --Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 1:
|
||||
/* Convert the image for quadrant top right */
|
||||
for (Y = OY - 1; Y >= 0; --Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX; X < (signed)GetBitmapWidth (B); ++X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX; X < (signed)GetBitmapWidth (B); ++X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
|
||||
if ((OY == GetBitmapHeight (B) - 1) && (OX == 0)) {
|
||||
/* Trivial case only one quadrant */
|
||||
if ((OY == GetBitmapHeight (B) - 1) && (OX == 0)) {
|
||||
/* Trivial case only one quadrant */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OX == 0)) {
|
||||
/* Special case only two quadrants */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OX == 0)) {
|
||||
/* Special case only two quadrants */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
/* Convert the image for quadrant top left */
|
||||
for (Y = OY - 1; Y >= 0; --Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 2:
|
||||
/* Convert the image for quadrant top left */
|
||||
for (Y = OY - 1; Y >= 0; --Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX - 1; X >= 0; --X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX - 1; X >= 0; --X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == GetBitmapHeight (B) - 1) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Trivial case only one quadrant */
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == GetBitmapHeight (B) - 1) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Trivial case only one quadrant */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OY == GetBitmapHeight (B) - 1)) {
|
||||
/* Special case only two quadrants */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OY == GetBitmapHeight (B) - 1)) {
|
||||
/* Special case only two quadrants */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 3:
|
||||
/* Convert the image for quadrant bottom left */
|
||||
for (Y = OY; Y < (signed)GetBitmapHeight (B); ++Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
case 3:
|
||||
/* Convert the image for quadrant bottom left */
|
||||
for (Y = OY; Y < (signed)GetBitmapHeight (B); ++Y) {
|
||||
signed i = 0;
|
||||
signed LastOpaquePixel = -1;
|
||||
char LineBuffer[512]; /* The maximum size is 508 pixels */
|
||||
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX - 1; X >= 0; --X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
/* Fill the LineBuffer for easier optimisation */
|
||||
for (X = OX - 1; X >= 0; --X) {
|
||||
/* Fetch next bit into byte buffer */
|
||||
Val = GetPixel (B, X, Y).Index;
|
||||
if (Val > 16) Val = 16;
|
||||
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
LineBuffer[i] = Map[Val] & ColorMask;
|
||||
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
if (Val != EdgeIndex) {
|
||||
LastOpaquePixel = i;
|
||||
}
|
||||
++i;
|
||||
}
|
||||
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == 0) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Trivial case only one quadrant */
|
||||
encodeSprite(D, M, ColorBits, ColorMask, LineBuffer, i, LastOpaquePixel);
|
||||
}
|
||||
if ((OY == 0) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Trivial case only one quadrant */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Special case only two quadrants */
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
if ((quad == 1) && (OX == GetBitmapWidth (B) - 1)) {
|
||||
/* Special case only two quadrants */
|
||||
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
/* Mark end of sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
}
|
||||
if (quad < 3) {
|
||||
/* Return the converted bitmap */
|
||||
return D;
|
||||
}
|
||||
break;
|
||||
}
|
||||
if (quad < 3) {
|
||||
/* Next quadrant */
|
||||
SB_AppendChar (D, 1);
|
||||
} else {
|
||||
} else {
|
||||
/* End sprite */
|
||||
SB_AppendChar (D, 0);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Return the converted bitmap */
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user