Moved kMulDiv together with the rest of the math functions, and kPlayVMD together with the rest of the video playing functions

svn-id: r49920
This commit is contained in:
Filippos Karapetis 2010-06-17 07:26:06 +00:00
parent f10b1a23f8
commit 894ba682cd
3 changed files with 93 additions and 84 deletions

View File

@ -30,10 +30,8 @@
#include "sci/engine/segment.h"
#include "sci/engine/state.h"
#include "sci/engine/selector.h"
#include "sci/graphics/cursor.h"
#include "sci/graphics/frameout.h"
#include "sci/graphics/screen.h"
#include "sci/video/vmd_decoder.h"
#include "common/system.h"
@ -881,88 +879,6 @@ reg_t kCreateTextBitmap(EngineState *s, int argc, reg_t *argv) {
return NULL_REG;
}
reg_t kMulDiv(EngineState *s, int argc, reg_t *argv) {
int16 multiplicant = argv[0].toSint16();
int16 multiplier = argv[1].toSint16();
int16 denominator = argv[2].toSint16();
// Sanity check...
if (!denominator) {
warning("kMulDiv: attempt to divide by zero (%d * %d / %d", multiplicant, multiplier, denominator);
return NULL_REG;
}
return make_reg(0, multiplicant * multiplier / denominator);
}
reg_t kPlayVMD(EngineState *s, int argc, reg_t *argv) {
uint16 operation = argv[0].toUint16();
Graphics::VideoDecoder *videoDecoder = 0;
bool reshowCursor = g_sci->_gfxCursor->isVisible();
Common::String fileName, warningMsg;
switch (operation) {
case 0: // play
fileName = s->_segMan->derefString(argv[1]);
// TODO: argv[2] (usually 0)
videoDecoder = new VMDDecoder(g_system->getMixer());
if (reshowCursor)
g_sci->_gfxCursor->kernelHide();
if (videoDecoder && videoDecoder->loadFile(fileName)) {
uint16 x = (g_system->getWidth() - videoDecoder->getWidth()) / 2;
uint16 y = (g_system->getHeight() - videoDecoder->getHeight()) / 2;
bool skipVideo = false;
while (!g_engine->shouldQuit() && !videoDecoder->endOfVideo() && !skipVideo) {
if (videoDecoder->needsUpdate()) {
Graphics::Surface *frame = videoDecoder->decodeNextFrame();
if (frame) {
g_system->copyRectToScreen((byte *)frame->pixels, frame->pitch, x, y, frame->w, frame->h);
if (videoDecoder->hasDirtyPalette())
videoDecoder->setSystemPalette();
g_system->updateScreen();
}
}
Common::Event event;
while (g_system->getEventManager()->pollEvent(event)) {
if ((event.type == Common::EVENT_KEYDOWN && event.kbd.keycode == Common::KEYCODE_ESCAPE) || event.type == Common::EVENT_LBUTTONUP)
skipVideo = true;
}
g_system->delayMillis(10);
}
// Copy video contents to screen buffer
g_sci->_gfxScreen->kernelSyncWithFramebuffer();
delete videoDecoder;
} else
warning("Could not play video %s\n", fileName.c_str());
if (reshowCursor)
g_sci->_gfxCursor->kernelShow();
break;
default:
warningMsg = "PlayVMD - unsupported subop. Params: " +
Common::String::printf("%d", argc) + " (";
for (int i = 0; i < argc; i++) {
warningMsg += Common::String::printf("%04x:%04x", PRINT_REG(argv[i]));
warningMsg += (i == argc - 1 ? ")" : ", ");
}
warning("%s", warningMsg.c_str());
break;
}
return s->r_acc;
}
} // End of namespace Sci
#endif // ENABLE_SCI32

View File

@ -48,6 +48,9 @@
#include "sci/graphics/screen.h"
#include "sci/graphics/text16.h"
#include "sci/graphics/view.h"
#ifdef ENABLE_SCI32
#include "sci/video/vmd_decoder.h"
#endif
namespace Sci {
@ -1230,6 +1233,78 @@ reg_t kRobot(EngineState *s, int argc, reg_t *argv) {
return s->r_acc;
}
reg_t kPlayVMD(EngineState *s, int argc, reg_t *argv) {
uint16 operation = argv[0].toUint16();
Graphics::VideoDecoder *videoDecoder = 0;
bool reshowCursor = g_sci->_gfxCursor->isVisible();
Common::String fileName, warningMsg;
switch (operation) {
case 0: // play
fileName = s->_segMan->derefString(argv[1]);
// TODO: argv[2] (usually 0)
if (argv[2] != NULL_REG)
warning("kPlayVMD: third parameter isn't 0 (it's %04x:%04x)", PRINT_REG(argv[2]));
videoDecoder = new VMDDecoder(g_system->getMixer());
if (reshowCursor)
g_sci->_gfxCursor->kernelHide();
if (videoDecoder && videoDecoder->loadFile(fileName)) {
uint16 x = (g_system->getWidth() - videoDecoder->getWidth()) / 2;
uint16 y = (g_system->getHeight() - videoDecoder->getHeight()) / 2;
bool skipVideo = false;
while (!g_engine->shouldQuit() && !videoDecoder->endOfVideo() && !skipVideo) {
if (videoDecoder->needsUpdate()) {
Graphics::Surface *frame = videoDecoder->decodeNextFrame();
if (frame) {
g_system->copyRectToScreen((byte *)frame->pixels, frame->pitch, x, y, frame->w, frame->h);
if (videoDecoder->hasDirtyPalette())
videoDecoder->setSystemPalette();
g_system->updateScreen();
}
}
Common::Event event;
while (g_system->getEventManager()->pollEvent(event)) {
if ((event.type == Common::EVENT_KEYDOWN && event.kbd.keycode == Common::KEYCODE_ESCAPE) || event.type == Common::EVENT_LBUTTONUP)
skipVideo = true;
}
g_system->delayMillis(10);
}
// Copy video contents to screen buffer
g_sci->_gfxScreen->kernelSyncWithFramebuffer();
delete videoDecoder;
} else
warning("Could not play video %s\n", fileName.c_str());
if (reshowCursor)
g_sci->_gfxCursor->kernelShow();
break;
default:
warningMsg = "PlayVMD - unsupported subop. Params: " +
Common::String::printf("%d", argc) + " (";
for (int i = 0; i < argc; i++) {
warningMsg += Common::String::printf("%04x:%04x", PRINT_REG(argv[i]));
warningMsg += (i == argc - 1 ? ")" : ", ");
}
warning("%s", warningMsg.c_str());
break;
}
return s->r_acc;
}
#endif
reg_t kSetVideoMode(EngineState *s, int argc, reg_t *argv) {

View File

@ -153,4 +153,22 @@ reg_t kTimesCot(EngineState *s, int argc, reg_t *argv) {
return make_reg(0, (int16)(tan(param * PI / 180.0) * scale));
}
#ifdef ENABLE_SCI32
reg_t kMulDiv(EngineState *s, int argc, reg_t *argv) {
int16 multiplicant = argv[0].toSint16();
int16 multiplier = argv[1].toSint16();
int16 denominator = argv[2].toSint16();
// Sanity check...
if (!denominator) {
warning("kMulDiv: attempt to divide by zero (%d * %d / %d", multiplicant, multiplier, denominator);
return NULL_REG;
}
return make_reg(0, multiplicant * multiplier / denominator);
}
#endif
} // End of namespace Sci