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Add edge parameter

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5935 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
karri 2012-11-14 19:08:24 +00:00
parent 1ebee7cbd3
commit 7cda393a82
1 changed files with 23 additions and 7 deletions
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30
src/sp65/lynxsprite.c
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@ -113,6 +113,18 @@ static unsigned GetActionPointY (const Collection* A)
}
}
static unsigned GetEdgeIndex (const Collection* A)
/* Return the sprite mode from the attribute collection A */
{
/* Get index for edge color in shaped mode */
const char* EdgeIndex = GetAttrVal (A, "edge");
if (EdgeIndex) {
return atoi(EdgeIndex);
} else {
return 0;
}
}
static char OutBuffer[512]; /* The maximum size is 508 pixels */
static unsigned char OutIndex;
@ -133,12 +145,12 @@ static void AssembleByte(unsigned bits, char val)
byte <<= bit_counter;
OutBuffer[OutIndex++] = byte;
if (!OutIndex) {
Error ("ASprite is too large for the Lynx");
Error ("Sprite is too large for the Lynx");
}
if (byte & 0x1) {
OutBuffer[OutIndex++] = byte;
if (!OutIndex) {
Error ("BSprite is too large for the Lynx");
Error ("Sprite is too large for the Lynx");
}
}
}
@ -150,7 +162,7 @@ static void AssembleByte(unsigned bits, char val)
byte <<= bit_counter;
OutBuffer[OutIndex++] = byte;
if (!OutIndex) {
Error ("ASprite is too large for the Lynx");
Error ("Sprite is too large for the Lynx");
}
}
return;
@ -363,6 +375,10 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
unsigned OX, OY;
char ColorBits;
char ColorMask;
char EdgeIndex;
/* Get EdgeIndex */
EdgeIndex = GetEdgeIndex (A);
/* Action point of the sprite */
OX = GetActionPointX (A);
@ -417,7 +433,7 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
/* Fetch next bit into byte buffer */
LineBuffer[i] = GetPixel (B, X, Y).Index & ColorMask;
if (LineBuffer[i]) {
if (LineBuffer[i] != EdgeIndex) {
LastOpaquePixel = i;
}
++i;
@ -451,7 +467,7 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
/* Fetch next bit into byte buffer */
LineBuffer[i] = GetPixel (B, X, Y).Index & ColorMask;
if (LineBuffer[i]) {
if (LineBuffer[i] != EdgeIndex) {
LastOpaquePixel = i;
}
++i;
@ -485,7 +501,7 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
/* Fetch next bit into byte buffer */
LineBuffer[i] = GetPixel (B, X, Y).Index & ColorMask;
if (LineBuffer[i]) {
if (LineBuffer[i] != EdgeIndex) {
LastOpaquePixel = i;
}
++i;
@ -509,7 +525,7 @@ StrBuf* GenLynxSprite (const Bitmap* B, const Collection* A)
/* Fetch next bit into byte buffer */
LineBuffer[i] = GetPixel (B, X, Y).Index & ColorMask;
if (LineBuffer[i]) {
if (LineBuffer[i] != EdgeIndex) {
LastOpaquePixel = i;
}
++i;