diff options
| author | Eugene Sandulenko | 2016-05-12 15:41:13 +0200 |
|---|---|---|
| committer | Eugene Sandulenko | 2016-05-12 15:41:13 +0200 |
| commit | c5ed11eaede54c6e7fafd210431a4c617708ca3e (patch) | |
| tree | c36a12711e1dc84b937d86b880cbbe8782752a58 /engines/scumm | |
| parent | b3a238a7508b51927c436f3beb1bf0dd556c44f3 (diff) | |
| download | scummvm-rg350-c5ed11eaede54c6e7fafd210431a4c617708ca3e.tar.gz scummvm-rg350-c5ed11eaede54c6e7fafd210431a4c617708ca3e.tar.bz2 scummvm-rg350-c5ed11eaede54c6e7fafd210431a4c617708ca3e.zip | |
SCUMM HE: Merge in quad and singles code
Diffstat (limited to 'engines/scumm')
| -rw-r--r-- | engines/scumm/he/moonbase/moonbase.cpp | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/engines/scumm/he/moonbase/moonbase.cpp b/engines/scumm/he/moonbase/moonbase.cpp index 9dc58aff1e..414a1772fa 100644 --- a/engines/scumm/he/moonbase/moonbase.cpp +++ b/engines/scumm/he/moonbase/moonbase.cpp @@ -88,13 +88,25 @@ void Moonbase::blitT14WizImage(uint8 *dst, int dstw, int dsth, int dstPitch, con int code = *codes - 2; codes++; - if (code == 0) { // quad - for (int c = 0; c < 4; c++) { + if (code <= 0) { // quad or single + uint8 *src; + int cnt; + if (code == 0) { // quad + src = quadsOffset; + quadsOffset += 8; + cnt = 4; // 4 pixels + } else { // single + src = singlesOffset; + singlesOffset += 2; + cnt = 1; + } + + for (int c = 0; c < cnt; c++) { if (pixels >= sx) { if (rawROP == 1) { // MMX_PREMUL_ALPHA_COPY - WRITE_LE_UINT16(dst1, READ_LE_UINT16(quadsOffset)); + WRITE_LE_UINT16(dst1, READ_LE_UINT16(src)); } else if (rawROP == 2) { // MMX_ADDITIVE - uint16 color = READ_LE_UINT16(quadsOffset); + uint16 color = READ_LE_UINT16(src); uint32 orig = READ_LE_UINT16(dst1); uint32 r = MIN<uint32>(0x7c00, (orig & 0x7c00) + (color & 0x7c00)); @@ -104,26 +116,9 @@ void Moonbase::blitT14WizImage(uint8 *dst, int dstw, int dsth, int dstPitch, con } dst1 += 2; } - quadsOffset += 2; + src += 2; pixels++; } - } else if (code < 0) { // single - if (pixels >= sx) { - if (rawROP == 1) { // MMX_PREMUL_ALPHA_COPY - WRITE_LE_UINT16(dst1, READ_LE_UINT16(singlesOffset)); - } else if (rawROP == 2) { // MMX_ADDITIVE - uint16 color = READ_LE_UINT16(singlesOffset); - uint32 orig = READ_LE_UINT16(dst1); - - uint32 r = MIN<uint32>(0x7c00u, (orig & 0x7c00) + (color & 0x7c00)); - uint32 g = MIN<uint32>(0x03e0u, (orig & 0x03e0) + (color & 0x03e0)); - uint32 b = MIN<uint32>(0x001fu, (orig & 0x001f) + (color & 0x001f)); - WRITE_LE_UINT16(dst1, (r | g | b)); - } - dst1 += 2; - } - singlesOffset += 2; - pixels++; } else { // skip if ((code & 1) == 0) { code >>= 1; |