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- Changes submitted by krom: cleaned up spacing in Games.cpp, optimized byte swapping functions in Supermodel.h, minor changes to fix compiler errors in gcc.

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This commit is contained in:
Bart Trzynadlowski 2011-08-01 19:12:44 +00:00
parent 4c02a8af05
commit 2ca7898f1a
4 changed files with 564 additions and 565 deletions
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1074
Src/Games.cpp
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File diff suppressed because it is too large Load diff

4
Src/Model3/DSB.cpp
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@ -422,7 +422,7 @@ void CDSB1::Reset(void)
#define DSB1_OFFSET_RAM 0 // 32KB Z80 RAM
#define DSB1_OFFSET_MPEG_LEFT 0x8000 // 1604 bytes (48 KHz max., 1/60th second, 2 extra = 2*(48000/60+2)) left MPEG buffer
#define DSB1_OFFSET_MPEG_RIGHT 0x8644 // 1604 bytes right MPEG buffer
#define DSB1_MEMORY_POOL_SIZE (0x8000+0x644+0x644)
#define DSB1_MEMORY_POOL_SIZE (0x8000 + 0x644 + 0x644)
BOOL CDSB1::Init(const UINT8 *progROMPtr, const UINT8 *mpegROMPtr)
{
@ -809,7 +809,7 @@ void CDSB2::Reset(void)
#define DSB2_OFFSET_RAM 0 // 128KB 68K RAM
#define DSB2_OFFSET_MPEG_LEFT 0x20000 // 1604 bytes (48 KHz max., 1/60th second, 2 extra = 2*(48000/60+2)) left MPEG buffer
#define DSB2_OFFSET_MPEG_RIGHT 0x20644 // 1604 bytes right MPEG buffer
#define DSB2_MEMORY_POOL_SIZE (0x20000+0x644+0x644)
#define DSB2_MEMORY_POOL_SIZE (0x20000 + 0x644 + 0x644)
BOOL CDSB2::Init(const UINT8 *progROMPtr, const UINT8 *mpegROMPtr)
{

42
Src/OSD/SDL/Audio.cpp
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@ -1,25 +1,25 @@
#include "Supermodel.h"
#ifdef SUPERMODEL_OSX
#include "Supermodel.h"
#ifdef SUPERMODEL_OSX
#include <SDL/SDL.h>
#include <SDL/SDL_audio.h>
#else
#include <SDL/SDL_audio.h>
#else
#include <SDL.h>
#include <SDL_audio.h>
#include <SDL_audio.h>
#endif
#include <math.h>
// Model3 audio output is 44.1KHz 2-channel sound and frame rate is 60fps
#define SAMPLE_RATE 44100
#define NUM_CHANNELS 2
#define SUPERMODEL_FPS 60
#define BYTES_PER_SAMPLE (NUM_CHANNELS * sizeof(INT16))
#define SAMPLES_PER_FRAME (SAMPLE_RATE / SUPERMODEL_FPS)
#include <math.h>
// Model3 audio output is 44.1KHz 2-channel sound and frame rate is 60fps
#define SAMPLE_RATE 44100
#define NUM_CHANNELS 2
#define SUPERMODEL_FPS 60
#define BYTES_PER_SAMPLE (NUM_CHANNELS * sizeof(INT16))
#define SAMPLES_PER_FRAME (SAMPLE_RATE / SUPERMODEL_FPS)
#define BYTES_PER_FRAME (SAMPLES_PER_FRAME * BYTES_PER_SAMPLE)
#define MAX_LATENCY 100
#define MAX_LATENCY 100
static bool enabled = true; // True if sound output is enabled
static unsigned latency = 20; // Audio latency to use (ie size of audio buffer) as percentage of max buffer size
@ -178,6 +178,10 @@ void OutputAudio(unsigned numSamples, INT16 *leftBuffer, INT16 *rightBuffer)
{
//printf("OutputAudio(%u)\n", numSamples);
UINT32 bytesRemaining;
UINT32 bytesToCopy;
INT16 *src;
// Number of samples should never be more than max number of samples per frame
if (numSamples > SAMPLES_PER_FRAME)
numSamples = SAMPLES_PER_FRAME;
@ -224,7 +228,7 @@ void OutputAudio(unsigned numSamples, INT16 *leftBuffer, INT16 *rightBuffer)
writeWrapped = true;
}
INT16 *src = mixBuffer;
src = mixBuffer;
INT8 *dst1;
INT8 *dst2;
UINT32 len1;
@ -249,8 +253,8 @@ void OutputAudio(unsigned numSamples, INT16 *leftBuffer, INT16 *rightBuffer)
}
// Copy chunk to write position in buffer
UINT32 bytesRemaining = numBytes;
UINT32 bytesToCopy = (bytesRemaining > len1 ? len1 : bytesRemaining);
bytesRemaining = numBytes;
bytesToCopy = (bytesRemaining > len1 ? len1 : bytesRemaining);
memcpy(dst1, src, bytesToCopy);
// Adjust for number of bytes copied

9
Src/Supermodel.h
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@ -169,6 +169,7 @@ extern void InfoLog(const char *fmt, ...);
#include "Model3/DSB.h"
#include "Model3/Model3.h"
/******************************************************************************
Helpful Macros and Inlines
******************************************************************************/
@ -187,16 +188,12 @@ extern void InfoLog(const char *fmt, ...);
*/
static inline UINT16 FLIPENDIAN16(UINT16 d)
{
return(((d >> 8) & 0x00FF) |
((d << 8) & 0xFF00));
return ((d>>8) | (d<<8));
}
static inline UINT32 FLIPENDIAN32(UINT32 d)
{
return(((d >> 24) & 0x000000FF) |
((d >> 8) & 0x0000FF00) |
((d << 8) & 0x00FF0000) |
((d << 24) & 0xFF000000));
return ((d>>24) | ((d<<8)&0x00FF0000) | ((d>>8)&0x0000FF00) | (d<<24));
}
#endif // INCLUDED_SUPERMODEL_H