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/***************************************************************************
drawgl.m
an odd set of functions that seem misplaced ATM.
presumably this is the glue to the C GPU plugin stuff
but a much better place might be "PluginWindowController.m" as
gluing is what a controller is made for.
PeopsOpenGPU
Created by Gil Pedersen on Sun April 18 2004.
Copyright (c) 2004 Gil Pedersen.
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. See also the license.txt file for *
* additional informations. *
* *
***************************************************************************/
#import "PluginWindowController.h"
#import "PluginGLView.h"
#include "ExtendedKeys.h"
#include "externals.h"
#include "draw.h"
#include "gpu.h"
#include "menu.h"
#include "drawgl.h"
////////////////////////////////////////////////////////////////////////////////////
// misc globals
////////////////////////////////////////////////////////////////////////////////////
#if 0 // globals for OpenGL (vs. SoftGPU) are owned by others... weird
int iResX;
int iResY;
long lLowerpart;
BOOL bIsFirstFrame = TRUE;
BOOL bCheckMask=FALSE;
unsigned short sSetMask=0;
/* unsigned long lSetMask=0; */
uint32_t sSetMassk=0;
int iDesktopCol=16;
int iShowFPS=0;
int iWinSize;
int iUseScanLines=0;
int iUseNoStretchBlt=0;
int iFastFwd=0;
int iDebugMode=0;
int iFVDisplay=0;
PSXPoint_t ptCursorPoint[8];
unsigned short usCursorActive=0;
char * Xpixels;
char * pCaptionText;
#endif
extern BOOL bCheckMask;
extern BOOL bIsFirstFrame;
extern int iShowFPS;
extern unsigned short sSetMask;
extern int iUseScanLines;
extern unsigned short usCursorActive;
int iResX;
int iResY;
long lLowerpart;
uint32_t sSetMassk=0;
int iDesktopCol=16;
int iWinSize;
int iUseNoStretchBlt=0;
int iFastFwd=0;
int iDebugMode=0;
int iFVDisplay=0;
PSXPoint_t ptCursorPoint[8];
char * Xpixels;
char * pCaptionText;
//static PluginWindowController *windowController;
// static is BAD NEWS if user uses other plug ins
PluginGLView *glView;
////////////////////////////////////////////////////////////////////////
void DoBufferSwap(void) // SWAP BUFFERS
{
#if 1
[glView swapBuffer];
#else
static long long lastTickCount = -1;
static int skipCount = 0;
long long microTickCount;
long deltaTime;
Microseconds((struct UnsignedWide *)µTickCount);
deltaTime = (long)(microTickCount - lastTickCount);
if (deltaTime <= (PSXDisplay.PAL ? 1000000/50 : 100000000 / 5994) ||
skipCount >= 3) {
skipCount = 0;
[glView swapBuffer];
} else {
skipCount++;
}
NSLog(@"count: %i", deltaTime);
lastTickCount = microTickCount;
#endif
}
////////////////////////////////////////////////////////////////////////
void DoClearScreenBuffer(void) // CLEAR DX BUFFER
{
// clear the screen, and DON'T flush it
[glView clearBuffer:NO];
}
////////////////////////////////////////////////////////////////////////
void DoClearFrontBuffer(void) // CLEAR DX BUFFER
{
// clear the screen, and flush it
[glView clearBuffer:YES];
}
////////////////////////////////////////////////////////////////////////
unsigned long ulInitDisplay(void) // OPEN GAME WINDOW
{
bUsingTWin = FALSE;
//InitMenu(); // This function does nothing
bIsFirstFrame = FALSE;
if(iShowFPS)
{
//iShowFPS=0;
ulKeybits |= KEY_SHOWFPS;
szDispBuf[0] = 0;
BuildDispMenu(0);
}
__block PluginWindowController *windowController;
// this causes a runtime error if it's done on a thread other than the main thread
RunOnMainThreadSync(^{
windowController = [PluginWindowController openGameView];
glView = [windowController openGLView];
[[windowController window] setTitle:@(pCaptionText)];
});
return (unsigned long)[windowController window];
}
////////////////////////////////////////////////////////////////////////
void CloseDisplay(void)
{
if (gameController) {
[gameController close];
gameController = nil;
gameWindow = nil;
}
}
void BringContextForward(void)
{
[[glView openGLContext] makeCurrentContext];
}
void SendContextBack(void)
{
[NSOpenGLContext clearCurrentContext];
}
void SetVSync(GLint myValue)
{
GLint DoItMyFriend = myValue;
[[glView openGLContext] setValues: &DoItMyFriend forParameter: NSOpenGLCPSwapInterval];
}
////////////////////////////////////////////////////////////////////////
/* taken care of in menu.c
void CreatePic(unsigned char * pMem)
{
}
*/
///////////////////////////////////////////////////////////////////////////////////////
/* taken care of in menu.c
void DestroyPic(void)
{
}
*/
///////////////////////////////////////////////////////////////////////////////////////
/* taken care of in menu.c
void DisplayPic(void)
{
}
*/
///////////////////////////////////////////////////////////////////////////////////////
void ShowGpuPic(void)
{
// this is the default implementation...
}
///////////////////////////////////////////////////////////////////////////////////////
void ShowTextGpuPic(void)
{
// this is the default implementation...
}
void HandleKey(int keycode)
{
switch (keycode) {
case GPU_FRAME_LIMIT:
if(bUseFrameLimit) {
bUseFrameLimit = false;
iFrameLimit = 1;
}
else {
bUseFrameLimit = true;
iFrameLimit = 2;
}
SetAutoFrameCap();
break;
case GPU_FAST_FORWARD:
if(bUseFrameLimit) {
bUseFrameLimit = false;
iFrameLimit = 1;
bUseFrameSkip = true;
iFastFwd = 0;
}
else {
bUseFrameLimit = true;
iFrameLimit = 2;
bUseFrameSkip = false;
iFastFwd = 0;
}
bSkipNextFrame = FALSE;
break;
case GPU_FULLSCREEN_KEY:
[gameController setFullscreen:![gameController fullscreen]];
break;
}
}
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