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Cleaned up kPlatform() a bit, and changed it to return appropriate values for the CD hires version of KQ6

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svn-id: r45551
This commit is contained in:
Filippos Karapetis 2009-10-30 22:53:00 +00:00
parent 29fb3b0f3f
commit 1c158c52a1
1 changed files with 27 additions and 12 deletions
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39
engines/sci/engine/kmisc.cpp
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@ -236,19 +236,34 @@ reg_t kMemory(EngineState *s, int argc, reg_t *argv) {
return s->r_acc;
}
enum kSciPlatforms {
kSciPlatformDOS = 1,
kSciPlatformWindows = 2
};
enum kPlatformOps {
kPlatformGetPlatform = 4,
kPlatformUnk5 = 5,
kPlatformIsHiRes = 6,
kPlatformIsItWindows = 7
};
reg_t kPlatform(EngineState *s, int argc, reg_t *argv) {
if (argc == 1) {
if (argv[0].toUint16() == 4)
if (((SciEngine*)g_engine)->getPlatform() == Common::kPlatformWindows)
return make_reg(0, 2);
else
return make_reg(0, 1);
else if (argv[0].toUint16() == 5)
warning("kPlatform(5)"); // TODO: return 1 based on some variable
else if (argv[0].toUint16() == 6)
warning("kPlatform(6)"); // TODO: return some variable
else if (argv[0].toUint16() == 7 && ((SciEngine*)g_engine)->getPlatform() == Common::kPlatformWindows)
return make_reg(0, 1);
bool isWindows = ((SciEngine*)g_engine)->getPlatform() == Common::kPlatformWindows;
uint16 operation = argv[0].toUint16();
switch (operation) {
case kPlatformGetPlatform:
return make_reg(0, (isWindows) ? kSciPlatformWindows : kSciPlatformDOS);
case kPlatformUnk5:
// This case needs to return the opposite of case 6 to get hires graphics
return make_reg(0, !isWindows);
case kPlatformIsHiRes:
return make_reg(0, isWindows);
case kPlatformIsItWindows:
return make_reg(0, isWindows);
default:
warning("Unsupported kPlatform operation %d", operation);
}
return NULL_REG;