mirror of
https://github.com/izzy2lost/PSX1.git
synced 2026-03-26 16:38:52 -07:00
notaz
1395 lines
39 KiB
C
1395 lines
39 KiB
C
/***************************************************************************
|
|
draw.c - description
|
|
-------------------
|
|
begin : Sun Mar 08 2009
|
|
copyright : (C) 1999-2009 by Pete Bernert
|
|
web : www.pbernert.com
|
|
***************************************************************************/
|
|
|
|
/***************************************************************************
|
|
* *
|
|
* 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. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
//*************************************************************************//
|
|
// History of changes:
|
|
//
|
|
// 2009/03/08 - Pete
|
|
// - generic cleanup for the Peops release
|
|
//
|
|
//*************************************************************************//
|
|
|
|
|
|
#define _IN_DRAW
|
|
|
|
|
|
#include "gpuExternals.h"
|
|
#include "gpuPlugin.h"
|
|
#include "gpuDraw.h"
|
|
#include "gpuPrim.h"
|
|
#include "gpuTexture.h"
|
|
#include "gpuStdafx.h"
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <math.h>
|
|
//#include "menu.h"
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////
|
|
// defines
|
|
|
|
#define SIGNBIT 0x800
|
|
#define S_MASK 0xf000
|
|
#define L_MASK 0xfffff000
|
|
|
|
// ownscale: some ogl drivers have buggy texture matrix funcs, so it
|
|
// is safer to calc sow/tow ourselves
|
|
|
|
#ifdef OWNSCALE
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
#define ST_FACSPRITE 255.99f
|
|
#define ST_BFFACSPRITE 0.5f/256.0f
|
|
#define ST_BFFACSPRITESORT 0.333f/256.0f
|
|
|
|
#define ST_OFFSET 0.5f/256.0f;
|
|
|
|
#define ST_FAC 255.99f
|
|
#define ST_BFFAC 0.5f/256.0f
|
|
#define ST_BFFACSORT 0.333f/256.0f
|
|
|
|
#define ST_FACTRI 255.99f
|
|
#define ST_BFFACTRI 0.5f/256.0f
|
|
#define ST_BFFACTRISORT 0.333f/256.0f
|
|
|
|
#define ST_FACVRAMX 255.0f
|
|
#define ST_FACVRAM 256.0f
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
#else
|
|
|
|
#define ST_BFFACSPRITE 0.5f
|
|
#define ST_BFFACSPRITESORT 0.333f
|
|
|
|
#define ST_BFFAC 0.5f
|
|
#define ST_BFFACSORT 0.333f
|
|
|
|
#define ST_BFFACTRI 0.5f
|
|
#define ST_BFFACTRISORT 0.333f
|
|
|
|
#define ST_OFFSET 0.5f;
|
|
|
|
#endif
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////
|
|
// draw globals
|
|
|
|
void glBlendEquationEXT(GLenum mode);
|
|
void glColorTableEXT(GLenum target, GLenum internalFormat, GLsizei width, GLenum format,GLenum type, const GLvoid *data);
|
|
|
|
// draw globals; most will be initialized again later (by config or checks)
|
|
|
|
BOOL bIsFirstFrame=TRUE;
|
|
|
|
// resolution/ratio vars
|
|
|
|
int iResX;
|
|
int iResY;
|
|
BOOL bKeepRatio=FALSE;
|
|
RECT rRatioRect;
|
|
|
|
// psx mask related vars
|
|
|
|
BOOL bCheckMask=FALSE;
|
|
int iUseMask=0;
|
|
int iSetMask=0;
|
|
unsigned short sSetMask=0;
|
|
unsigned int lSetMask=0;
|
|
|
|
// drawing/coord vars
|
|
|
|
OGLVertex vertex[4];
|
|
GLubyte gl_ux[8];
|
|
GLubyte gl_vy[8];
|
|
short sprtY,sprtX,sprtH,sprtW;
|
|
|
|
// drawing options
|
|
|
|
BOOL bOpaquePass;
|
|
BOOL bAdvancedBlend;
|
|
|
|
// OGL extension support
|
|
|
|
|
|
// gfx card buffer infos
|
|
|
|
int iDepthFunc=0;
|
|
int iZBufferDepth=0;
|
|
GLbitfield uiBufferBits=GL_COLOR_BUFFER_BIT;
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Set OGL pixel format
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Get extension infos (f.e. pal textures / packed pixels)
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
void GetExtInfos(void)
|
|
{
|
|
BOOL bPacked=FALSE; // default: no packed pixel support
|
|
|
|
if(strstr((char *)glGetString(GL_EXTENSIONS), // packed pixels available?
|
|
"GL_EXT_packed_pixels"))
|
|
bPacked=TRUE; // -> ok
|
|
|
|
|
|
iClampType=GL_CLAMP_TO_EDGE;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Setup some stuff depending on user settings or in-game toggle
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
void SetExtGLFuncs(void)
|
|
{
|
|
//----------------------------------------------------//
|
|
|
|
SetFixes(); // update fix infos
|
|
|
|
//----------------------------------------------------//
|
|
|
|
{
|
|
if(bAdvancedBlend) bUseMultiPass=TRUE; // -> pseudo-advanced with 2 passes
|
|
else bUseMultiPass=FALSE; // -> or simple 'bright color' mode
|
|
// bGLBlend=FALSE; // -> no ext blending!
|
|
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); glError();
|
|
}
|
|
|
|
if(bOpaquePass) // opaque mode?
|
|
{
|
|
if(dwActFixes&32)
|
|
{
|
|
TCF[0]=CP8RGBA_0;
|
|
PalTexturedColourFn=CP8RGBA; // -> init col func
|
|
}
|
|
else
|
|
{
|
|
TCF[0]=XP8RGBA_0;
|
|
PalTexturedColourFn=XP8RGBA; // -> init col func
|
|
}
|
|
|
|
TCF[1]=XP8RGBA_1;
|
|
glAlphaFuncx(GL_GREATER,0.49f); glError();
|
|
|
|
}
|
|
else // no opaque mode?
|
|
{
|
|
TCF[0]=TCF[1]=P8RGBA;
|
|
PalTexturedColourFn=P8RGBA; // -> init col func
|
|
glAlphaFuncx(GL_NOTEQUAL,0); glError(); // --> set alpha func
|
|
|
|
}
|
|
|
|
//----------------------------------------------------//
|
|
|
|
LoadSubTexFn=LoadSubTexturePageSort; // init load tex ptr
|
|
|
|
bBlendEnable=FALSE; // init blending: off
|
|
glDisable(GL_BLEND); glError();
|
|
|
|
|
|
SetScanTrans(); // init scan lines (if wanted)
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// setup scan lines
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
#define R_TSP 0x00,0x45,0x00,0xff
|
|
#define G_TSP 0x00,0x00,0x45,0xff
|
|
#define B_TSP 0x45,0x00,0x00,0xff
|
|
#define O_TSP 0x45,0x45,0x45,0xff
|
|
#define N_TSP 0x00,0x00,0x00,0xff
|
|
|
|
GLuint gTexScanName=0;
|
|
|
|
GLubyte texscan[4][16]=
|
|
{
|
|
{R_TSP, G_TSP, B_TSP, N_TSP},
|
|
{O_TSP, N_TSP, O_TSP, N_TSP},
|
|
{B_TSP, N_TSP, R_TSP, G_TSP},
|
|
{O_TSP, N_TSP, O_TSP, N_TSP}
|
|
};
|
|
|
|
void CreateScanLines(void)
|
|
{
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Initialize OGL
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
#define MODE_RAW 0
|
|
#define MODE_X11 1
|
|
#define MODE_SDL 2
|
|
int use_fsaa = 0;
|
|
|
|
EGLDisplay display;
|
|
EGLSurface surface;
|
|
static EGLConfig config;
|
|
static EGLContext context;
|
|
|
|
#if defined(USE_X11)
|
|
#include "X11/Xlib.h"
|
|
#include "X11/Xutil.h"
|
|
#include "X11/Xatom.h"
|
|
|
|
Window x11Window = 0;
|
|
Display* x11Display = 0;
|
|
long x11Screen = 0;
|
|
XVisualInfo x11Visual;
|
|
XVisualInfo* px11Visual = 0;
|
|
Colormap x11Colormap = 0;
|
|
#endif
|
|
|
|
EGLint attrib_list_fsaa[] =
|
|
{
|
|
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
|
|
EGL_BUFFER_SIZE, 0,
|
|
EGL_DEPTH_SIZE, 16,
|
|
EGL_SAMPLE_BUFFERS, 1,
|
|
EGL_SAMPLES, 4,
|
|
EGL_NONE
|
|
};
|
|
|
|
EGLint attrib_list[] =
|
|
{
|
|
// EGL_DEPTH_SIZE, 16,
|
|
EGL_NONE
|
|
};
|
|
|
|
bool TestEGLError(const char* pszLocation)
|
|
{
|
|
/*
|
|
eglGetError returns the last error that has happened using egl,
|
|
not the status of the last called function. The user has to
|
|
check after every single egl call or at least once every frame.
|
|
*/
|
|
EGLint iErr = eglGetError();
|
|
if (iErr != EGL_SUCCESS)
|
|
{
|
|
printf("%s failed (0x%x).\n", pszLocation, (int)iErr);
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static int initEGL(void)
|
|
{
|
|
NativeWindowType window = 0;
|
|
|
|
printf ("GL init\n");
|
|
|
|
EGLint numConfigs;
|
|
EGLint majorVersion;
|
|
EGLint minorVersion;
|
|
#if defined(USE_X11)
|
|
enum
|
|
{
|
|
_NET_WM_STATE_REMOVE =0,
|
|
_NET_WM_STATE_ADD = 1,
|
|
_NET_WM_STATE_TOGGLE =2
|
|
};
|
|
|
|
Window sRootWindow;
|
|
XSetWindowAttributes sWA;
|
|
unsigned int ui32Mask;
|
|
int i32Depth;
|
|
#endif
|
|
|
|
EGLint *attribList = NULL;
|
|
if (use_fsaa)
|
|
{
|
|
printf( "GLES: Using Full Scene Antialiasing\n" );
|
|
attribList = attrib_list_fsaa;
|
|
}
|
|
else
|
|
{
|
|
attribList = attrib_list;
|
|
}
|
|
|
|
#if defined(USE_X11)
|
|
// Initializes the display and screen
|
|
x11Display = XOpenDisplay( ":0" );
|
|
if (!x11Display)
|
|
{
|
|
printf("GLES Error: Unable to open X display\n");
|
|
return -1;
|
|
}
|
|
x11Screen = XDefaultScreen( x11Display );
|
|
|
|
// Gets the display parameters so we can pass the same parameters to the window to be created.
|
|
sRootWindow = RootWindow(x11Display, x11Screen);
|
|
i32Depth = DefaultDepth(x11Display, x11Screen);
|
|
px11Visual = &x11Visual;
|
|
XMatchVisualInfo( x11Display, x11Screen, i32Depth, TrueColor, px11Visual);
|
|
if (!px11Visual)
|
|
{
|
|
printf("GLES Error: Unable to acquire visual\n");
|
|
return -1;
|
|
}
|
|
// Colormap of the specified visual type for the display.
|
|
x11Colormap = XCreateColormap( x11Display, sRootWindow, px11Visual->visual, AllocNone );
|
|
sWA.colormap = x11Colormap;
|
|
|
|
// List of events to be handled by the application. Add to these for handling other events.
|
|
sWA.event_mask = StructureNotifyMask | ExposureMask | ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyReleaseMask;
|
|
|
|
// Display capabilities list.
|
|
ui32Mask = CWBackPixel | CWBorderPixel | CWEventMask | CWColormap;
|
|
|
|
// Creates the X11 window
|
|
x11Window = XCreateWindow( x11Display, RootWindow(x11Display, x11Screen), 0, 0, iResX, iResY,
|
|
0, CopyFromParent, InputOutput, CopyFromParent, ui32Mask, &sWA);
|
|
|
|
// Make the window viewable and flush the output buffer.
|
|
XMapWindow(x11Display, x11Window);
|
|
XFlush(x11Display);
|
|
|
|
// Make the window fullscreen
|
|
unsigned char fullScreen = 1;
|
|
Atom wmState = XInternAtom(x11Display, "_NET_WM_STATE", False);
|
|
Atom wmFullScreen = XInternAtom(x11Display,"_NET_WM_STATE_FULLSCREEN", False);
|
|
|
|
XEvent xev;
|
|
xev.xclient.type = ClientMessage;
|
|
xev.xclient.serial = 0;
|
|
xev.xclient.send_event = True;
|
|
xev.xclient.window = x11Window;
|
|
xev.xclient.message_type = wmState;
|
|
xev.xclient.format = 32;
|
|
xev.xclient.data.l[0] = (fullScreen ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE);
|
|
xev.xclient.data.l[1] = wmFullScreen;
|
|
xev.xclient.data.l[2] = 0;
|
|
|
|
XSendEvent(x11Display, DefaultRootWindow(x11Display), False, SubstructureRedirectMask | SubstructureNotifyMask, &xev);
|
|
|
|
display = eglGetDisplay( (EGLNativeDisplayType)x11Display );
|
|
window = x11Window;
|
|
#else
|
|
display = eglGetDisplay( (EGLNativeDisplayType)0 );
|
|
#endif
|
|
|
|
if( display == EGL_NO_DISPLAY )
|
|
{
|
|
printf( "GLES EGL Error: GL No Display\n" );
|
|
return -1;
|
|
}
|
|
|
|
if( !eglInitialize( display, &majorVersion, &minorVersion ) )
|
|
{
|
|
printf( "GLES EGL Error: eglInitialize failed\n" );
|
|
return -1;
|
|
}
|
|
|
|
if( !eglChooseConfig( display, attribList, &config, 1, &numConfigs ) )
|
|
{
|
|
printf( "GLES EGL Error: eglChooseConfig failed\n" );
|
|
return -1;
|
|
}
|
|
|
|
context = eglCreateContext( display, config, NULL, NULL );
|
|
if( context==0 )
|
|
{
|
|
printf( "GLES EGL Error: eglCreateContext failed\n" );
|
|
return -1;
|
|
}
|
|
|
|
#ifdef FAKE_WINDOW
|
|
// broken Caanoo libs won't accept NULL window
|
|
window = (NativeWindowType)1;
|
|
#endif
|
|
surface = eglCreateWindowSurface( display, config, window, NULL );
|
|
if (!TestEGLError("eglCreateWindowSurface"))
|
|
return -1;
|
|
|
|
eglMakeCurrent( display, surface, surface, context );
|
|
if (!TestEGLError("eglMakeCurrent"))
|
|
return -1;
|
|
|
|
printf("GLES init ok\n");
|
|
return 0;
|
|
}
|
|
|
|
static int created_gles_context;
|
|
|
|
int GLinitialize(void *ext_gles_display, void *ext_gles_surface)
|
|
{
|
|
if(ext_gles_display != NULL && ext_gles_surface != NULL) {
|
|
display = (EGLDisplay)ext_gles_display;
|
|
surface = (EGLSurface)ext_gles_surface;
|
|
}
|
|
else {
|
|
if(initEGL()!=0)
|
|
return -1;
|
|
created_gles_context=1;
|
|
}
|
|
|
|
//----------------------------------------------------//
|
|
|
|
glDepthRangef(0.0f, 1.0f);glError();
|
|
|
|
glViewport(rRatioRect.left, // init viewport by ratio rect
|
|
iResY-(rRatioRect.top+rRatioRect.bottom),
|
|
rRatioRect.right,
|
|
rRatioRect.bottom); glError();
|
|
|
|
glScissor(0, 0, iResX, iResY); glError(); // init clipping (fullscreen)
|
|
glEnable(GL_SCISSOR_TEST); glError();
|
|
|
|
#ifndef OWNSCALE
|
|
glMatrixMode(GL_TEXTURE); // init psx tex sow and tow if not "ownscale"
|
|
glLoadIdentity();
|
|
glScalef(1.0f/255.99f,1.0f/255.99f,1.0f); // geforce precision hack
|
|
#endif
|
|
|
|
//glPolygonOffset( -0.2f, -0.2f );glError();
|
|
|
|
glMatrixMode(GL_PROJECTION); glError(); // init projection with psx resolution
|
|
glLoadIdentity(); glError();
|
|
|
|
glOrtho(0,PSXDisplay.DisplayMode.x,
|
|
PSXDisplay.DisplayMode.y, 0, -1, 1); glError();
|
|
|
|
if(iZBufferDepth) // zbuffer?
|
|
{
|
|
uiBufferBits=GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT;
|
|
glEnable(GL_DEPTH_TEST); glError();
|
|
glDepthFunc(GL_ALWAYS); glError();
|
|
iDepthFunc=1;
|
|
}
|
|
else // no zbuffer?
|
|
{
|
|
uiBufferBits=GL_COLOR_BUFFER_BIT;
|
|
glDisable(GL_DEPTH_TEST); glError();
|
|
}
|
|
|
|
glClearColor(0.0f, 0.0f, 0.0f, 0.0f); glError(); // first buffer clear
|
|
glClear(uiBufferBits); glError();
|
|
|
|
GetExtInfos(); // get ext infos
|
|
SetExtGLFuncs(); // init all kind of stuff (tex function pointers)
|
|
|
|
glEnable(GL_ALPHA_TEST); glError(); // wanna alpha test
|
|
|
|
{
|
|
glDisable(GL_LINE_SMOOTH); glError();
|
|
glDisable(GL_POINT_SMOOTH); glError();
|
|
}
|
|
|
|
ubGloAlpha=127; // init some drawing vars
|
|
ubGloColAlpha=127;
|
|
TWin.UScaleFactor = 1;
|
|
TWin.VScaleFactor = 1;
|
|
bDrawMultiPass=FALSE;
|
|
bTexEnabled=FALSE;
|
|
bUsingTWin=FALSE;
|
|
|
|
if(bDrawDither) glEnable(GL_DITHER); // dither mode
|
|
else glDisable(GL_DITHER);
|
|
glError();
|
|
glDisable(GL_FOG); glError(); // turn all (currently) unused modes off
|
|
glDisable(GL_LIGHTING); glError();
|
|
glDisable(GL_STENCIL_TEST); glError();
|
|
glDisable(GL_TEXTURE_2D); glError();
|
|
glDisable(GL_CULL_FACE);
|
|
|
|
glFlush(); glError(); // we are done...
|
|
glFinish(); glError();
|
|
|
|
CreateScanLines(); // setup scanline stuff (if wanted)
|
|
|
|
CheckTextureMemory(); // check available tex memory
|
|
|
|
if(bKeepRatio) SetAspectRatio(); // set ratio
|
|
|
|
|
|
bIsFirstFrame = FALSE; // we have survived the first frame :)
|
|
|
|
return 0;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// clean up OGL stuff
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
void GLcleanup()
|
|
{
|
|
CleanupTextureStore(); // bye textures
|
|
|
|
if(created_gles_context) {
|
|
eglMakeCurrent( display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );
|
|
eglDestroySurface( display, surface );
|
|
eglDestroyContext( display, context );
|
|
eglTerminate( display );
|
|
|
|
#if defined(USE_X11)
|
|
if (x11Window) XDestroyWindow(x11Display, x11Window);
|
|
if (x11Colormap) XFreeColormap( x11Display, x11Colormap );
|
|
if (x11Display) XCloseDisplay(x11Display);
|
|
#endif
|
|
created_gles_context=0;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// Offset stuff
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
// please note: it is hardly do-able in a hw/accel plugin to get the
|
|
// real psx polygon coord mapping right... the following
|
|
// works not to bad with many games, though
|
|
|
|
static __inline BOOL CheckCoord4()
|
|
{
|
|
if(lx0<0)
|
|
{
|
|
if(((lx1-lx0)>CHKMAX_X) ||
|
|
((lx2-lx0)>CHKMAX_X))
|
|
{
|
|
if(lx3<0)
|
|
{
|
|
if((lx1-lx3)>CHKMAX_X) return TRUE;
|
|
if((lx2-lx3)>CHKMAX_X) return TRUE;
|
|
}
|
|
}
|
|
}
|
|
if(lx1<0)
|
|
{
|
|
if((lx0-lx1)>CHKMAX_X) return TRUE;
|
|
if((lx2-lx1)>CHKMAX_X) return TRUE;
|
|
if((lx3-lx1)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(lx2<0)
|
|
{
|
|
if((lx0-lx2)>CHKMAX_X) return TRUE;
|
|
if((lx1-lx2)>CHKMAX_X) return TRUE;
|
|
if((lx3-lx2)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(lx3<0)
|
|
{
|
|
if(((lx1-lx3)>CHKMAX_X) ||
|
|
((lx2-lx3)>CHKMAX_X))
|
|
{
|
|
if(lx0<0)
|
|
{
|
|
if((lx1-lx0)>CHKMAX_X) return TRUE;
|
|
if((lx2-lx0)>CHKMAX_X) return TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
if(ly0<0)
|
|
{
|
|
if((ly1-ly0)>CHKMAX_Y) return TRUE;
|
|
if((ly2-ly0)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly1<0)
|
|
{
|
|
if((ly0-ly1)>CHKMAX_Y) return TRUE;
|
|
if((ly2-ly1)>CHKMAX_Y) return TRUE;
|
|
if((ly3-ly1)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly2<0)
|
|
{
|
|
if((ly0-ly2)>CHKMAX_Y) return TRUE;
|
|
if((ly1-ly2)>CHKMAX_Y) return TRUE;
|
|
if((ly3-ly2)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly3<0)
|
|
{
|
|
if((ly1-ly3)>CHKMAX_Y) return TRUE;
|
|
if((ly2-ly3)>CHKMAX_Y) return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static __inline BOOL CheckCoord3()
|
|
{
|
|
if(lx0<0)
|
|
{
|
|
if((lx1-lx0)>CHKMAX_X) return TRUE;
|
|
if((lx2-lx0)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(lx1<0)
|
|
{
|
|
if((lx0-lx1)>CHKMAX_X) return TRUE;
|
|
if((lx2-lx1)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(lx2<0)
|
|
{
|
|
if((lx0-lx2)>CHKMAX_X) return TRUE;
|
|
if((lx1-lx2)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(ly0<0)
|
|
{
|
|
if((ly1-ly0)>CHKMAX_Y) return TRUE;
|
|
if((ly2-ly0)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly1<0)
|
|
{
|
|
if((ly0-ly1)>CHKMAX_Y) return TRUE;
|
|
if((ly2-ly1)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly2<0)
|
|
{
|
|
if((ly0-ly2)>CHKMAX_Y) return TRUE;
|
|
if((ly1-ly2)>CHKMAX_Y) return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
static __inline BOOL CheckCoord2()
|
|
{
|
|
if(lx0<0)
|
|
{
|
|
if((lx1-lx0)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(lx1<0)
|
|
{
|
|
if((lx0-lx1)>CHKMAX_X) return TRUE;
|
|
}
|
|
if(ly0<0)
|
|
{
|
|
if((ly1-ly0)>CHKMAX_Y) return TRUE;
|
|
}
|
|
if(ly1<0)
|
|
{
|
|
if((ly0-ly1)>CHKMAX_Y) return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// Pete's way: a very easy (and hopefully fast) approach for lines
|
|
// without sqrt... using a small float -> short cast trick :)
|
|
|
|
#define VERTEX_OFFX 0.2f
|
|
#define VERTEX_OFFY 0.2f
|
|
|
|
BOOL offsetline(void)
|
|
{
|
|
short x0,x1,y0,y1,dx,dy;float px,py;
|
|
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(!(dwActFixes&16))
|
|
{
|
|
lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
|
|
if(CheckCoord2()) return TRUE;
|
|
}
|
|
|
|
x0 = (lx0 + PSXDisplay.CumulOffset.x)+1;
|
|
x1 = (lx1 + PSXDisplay.CumulOffset.x)+1;
|
|
y0 = (ly0 + PSXDisplay.CumulOffset.y)+1;
|
|
y1 = (ly1 + PSXDisplay.CumulOffset.y)+1;
|
|
|
|
dx=x1-x0;
|
|
dy=y1-y0;
|
|
|
|
if(dx>=0)
|
|
{
|
|
if(dy>=0)
|
|
{
|
|
px=0.5f;
|
|
if(dx>dy) py=-0.5f;
|
|
else if(dx<dy) py= 0.5f;
|
|
else py= 0.0f;
|
|
}
|
|
else
|
|
{
|
|
py=-0.5f;
|
|
dy=-dy;
|
|
if(dx>dy) px= 0.5f;
|
|
else if(dx<dy) px=-0.5f;
|
|
else px= 0.0f;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if(dy>=0)
|
|
{
|
|
py=0.5f;
|
|
dx=-dx;
|
|
if(dx>dy) px=-0.5f;
|
|
else if(dx<dy) px= 0.5f;
|
|
else px= 0.0f;
|
|
}
|
|
else
|
|
{
|
|
px=-0.5f;
|
|
if(dx>dy) py=-0.5f;
|
|
else if(dx<dy) py= 0.5f;
|
|
else py= 0.0f;
|
|
}
|
|
}
|
|
|
|
vertex[0].x=(short)((float)x0-px);
|
|
vertex[3].x=(short)((float)x0+py);
|
|
|
|
vertex[0].y=(short)((float)y0-py);
|
|
vertex[3].y=(short)((float)y0-px);
|
|
|
|
vertex[1].x=(short)((float)x1-py);
|
|
vertex[2].x=(short)((float)x1+px);
|
|
|
|
vertex[1].y=(short)((float)y1+px);
|
|
vertex[2].y=(short)((float)y1+py);
|
|
|
|
if(vertex[0].x==vertex[3].x && // ortho rect? done
|
|
vertex[1].x==vertex[2].x &&
|
|
vertex[0].y==vertex[1].y &&
|
|
vertex[2].y==vertex[3].y) return FALSE;
|
|
if(vertex[0].x==vertex[1].x &&
|
|
vertex[2].x==vertex[3].x &&
|
|
vertex[0].y==vertex[3].y &&
|
|
vertex[1].y==vertex[2].y) return FALSE;
|
|
|
|
vertex[0].x-=VERTEX_OFFX; // otherwise a small offset
|
|
vertex[0].y-=VERTEX_OFFY; // to get better accuracy
|
|
vertex[1].x-=VERTEX_OFFX;
|
|
vertex[1].y-=VERTEX_OFFY;
|
|
vertex[2].x-=VERTEX_OFFX;
|
|
vertex[2].y-=VERTEX_OFFY;
|
|
vertex[3].x-=VERTEX_OFFX;
|
|
vertex[3].y-=VERTEX_OFFY;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
BOOL offset2(void)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(!(dwActFixes&16))
|
|
{
|
|
lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
|
|
if(CheckCoord2()) return TRUE;
|
|
}
|
|
|
|
vertex[0].x=lx0+PSXDisplay.CumulOffset.x;
|
|
vertex[1].x=lx1+PSXDisplay.CumulOffset.x;
|
|
vertex[0].y=ly0+PSXDisplay.CumulOffset.y;
|
|
vertex[1].y=ly1+PSXDisplay.CumulOffset.y;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
BOOL offset3(void)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(!(dwActFixes&16))
|
|
{
|
|
lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);
|
|
|
|
if(CheckCoord3()) return TRUE;
|
|
}
|
|
|
|
vertex[0].x=lx0+PSXDisplay.CumulOffset.x;
|
|
vertex[1].x=lx1+PSXDisplay.CumulOffset.x;
|
|
vertex[2].x=lx2+PSXDisplay.CumulOffset.x;
|
|
vertex[0].y=ly0+PSXDisplay.CumulOffset.y;
|
|
vertex[1].y=ly1+PSXDisplay.CumulOffset.y;
|
|
vertex[2].y=ly2+PSXDisplay.CumulOffset.y;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
BOOL offset4(void)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(!(dwActFixes&16))
|
|
{
|
|
lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx1=(short)(((int)lx1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx2=(short)(((int)lx2<<SIGNSHIFT)>>SIGNSHIFT);
|
|
lx3=(short)(((int)lx3<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly1=(short)(((int)ly1<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly2=(short)(((int)ly2<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly3=(short)(((int)ly3<<SIGNSHIFT)>>SIGNSHIFT);
|
|
|
|
if(CheckCoord4()) return TRUE;
|
|
}
|
|
|
|
vertex[0].x=lx0+PSXDisplay.CumulOffset.x;
|
|
vertex[1].x=lx1+PSXDisplay.CumulOffset.x;
|
|
vertex[2].x=lx2+PSXDisplay.CumulOffset.x;
|
|
vertex[3].x=lx3+PSXDisplay.CumulOffset.x;
|
|
vertex[0].y=ly0+PSXDisplay.CumulOffset.y;
|
|
vertex[1].y=ly1+PSXDisplay.CumulOffset.y;
|
|
vertex[2].y=ly2+PSXDisplay.CumulOffset.y;
|
|
vertex[3].y=ly3+PSXDisplay.CumulOffset.y;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void offsetST(void)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(!(dwActFixes&16))
|
|
{
|
|
lx0=(short)(((int)lx0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
ly0=(short)(((int)ly0<<SIGNSHIFT)>>SIGNSHIFT);
|
|
|
|
if(lx0<-512 && PSXDisplay.DrawOffset.x<=-512)
|
|
lx0+=2048;
|
|
|
|
if(ly0<-512 && PSXDisplay.DrawOffset.y<=-512)
|
|
ly0+=2048;
|
|
}
|
|
|
|
ly1 = ly0;
|
|
ly2 = ly3 = ly0+sprtH;
|
|
lx3 = lx0;
|
|
lx1 = lx2 = lx0+sprtW;
|
|
|
|
vertex[0].x=lx0+PSXDisplay.CumulOffset.x;
|
|
vertex[1].x=lx1+PSXDisplay.CumulOffset.x;
|
|
vertex[2].x=lx2+PSXDisplay.CumulOffset.x;
|
|
vertex[3].x=lx3+PSXDisplay.CumulOffset.x;
|
|
vertex[0].y=ly0+PSXDisplay.CumulOffset.y;
|
|
vertex[1].y=ly1+PSXDisplay.CumulOffset.y;
|
|
vertex[2].y=ly2+PSXDisplay.CumulOffset.y;
|
|
vertex[3].y=ly3+PSXDisplay.CumulOffset.y;
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void offsetScreenUpload(int Position)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
if(Position==-1)
|
|
{
|
|
int lmdx,lmdy;
|
|
|
|
lmdx=xrUploadArea.x0;
|
|
lmdy=xrUploadArea.y0;
|
|
|
|
lx0-=lmdx;
|
|
ly0-=lmdy;
|
|
lx1-=lmdx;
|
|
ly1-=lmdy;
|
|
lx2-=lmdx;
|
|
ly2-=lmdy;
|
|
lx3-=lmdx;
|
|
ly3-=lmdy;
|
|
}
|
|
else
|
|
if(Position)
|
|
{
|
|
lx0-=PSXDisplay.DisplayPosition.x;
|
|
ly0-=PSXDisplay.DisplayPosition.y;
|
|
lx1-=PSXDisplay.DisplayPosition.x;
|
|
ly1-=PSXDisplay.DisplayPosition.y;
|
|
lx2-=PSXDisplay.DisplayPosition.x;
|
|
ly2-=PSXDisplay.DisplayPosition.y;
|
|
lx3-=PSXDisplay.DisplayPosition.x;
|
|
ly3-=PSXDisplay.DisplayPosition.y;
|
|
}
|
|
else
|
|
{
|
|
lx0-=PreviousPSXDisplay.DisplayPosition.x;
|
|
ly0-=PreviousPSXDisplay.DisplayPosition.y;
|
|
lx1-=PreviousPSXDisplay.DisplayPosition.x;
|
|
ly1-=PreviousPSXDisplay.DisplayPosition.y;
|
|
lx2-=PreviousPSXDisplay.DisplayPosition.x;
|
|
ly2-=PreviousPSXDisplay.DisplayPosition.y;
|
|
lx3-=PreviousPSXDisplay.DisplayPosition.x;
|
|
ly3-=PreviousPSXDisplay.DisplayPosition.y;
|
|
}
|
|
|
|
vertex[0].x=lx0 + PreviousPSXDisplay.Range.x0;
|
|
vertex[1].x=lx1 + PreviousPSXDisplay.Range.x0;
|
|
vertex[2].x=lx2 + PreviousPSXDisplay.Range.x0;
|
|
vertex[3].x=lx3 + PreviousPSXDisplay.Range.x0;
|
|
vertex[0].y=ly0 + PreviousPSXDisplay.Range.y0;
|
|
vertex[1].y=ly1 + PreviousPSXDisplay.Range.y0;
|
|
vertex[2].y=ly2 + PreviousPSXDisplay.Range.y0;
|
|
vertex[3].y=ly3 + PreviousPSXDisplay.Range.y0;
|
|
|
|
if(iUseMask)
|
|
{
|
|
vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;
|
|
gl_z+=0.00004f;
|
|
}
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void offsetBlk(void)
|
|
{
|
|
if(bDisplayNotSet)
|
|
SetOGLDisplaySettings(1);
|
|
|
|
vertex[0].x=lx0-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;
|
|
vertex[1].x=lx1-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;
|
|
vertex[2].x=lx2-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;
|
|
vertex[3].x=lx3-PSXDisplay.GDrawOffset.x + PreviousPSXDisplay.Range.x0;
|
|
vertex[0].y=ly0-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;
|
|
vertex[1].y=ly1-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;
|
|
vertex[2].y=ly2-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;
|
|
vertex[3].y=ly3-PSXDisplay.GDrawOffset.y + PreviousPSXDisplay.Range.y0;
|
|
|
|
if(iUseMask)
|
|
{
|
|
vertex[0].z=vertex[1].z=vertex[2].z=vertex[3].z=gl_z;
|
|
gl_z+=0.00004f;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// texture sow/tow calculations
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
void assignTextureVRAMWrite(void)
|
|
{
|
|
#ifdef OWNSCALE
|
|
|
|
vertex[0].sow=0.5f/ ST_FACVRAMX;
|
|
vertex[0].tow=0.5f/ ST_FACVRAM;
|
|
|
|
vertex[1].sow=(float)gl_ux[1]/ ST_FACVRAMX;
|
|
vertex[1].tow=0.5f/ ST_FACVRAM;
|
|
|
|
vertex[2].sow=(float)gl_ux[2]/ ST_FACVRAMX;
|
|
vertex[2].tow=(float)gl_vy[2]/ ST_FACVRAM;
|
|
|
|
vertex[3].sow=0.5f/ ST_FACVRAMX;
|
|
vertex[3].tow=(float)gl_vy[3]/ ST_FACVRAM;
|
|
|
|
#else
|
|
|
|
if(gl_ux[1]==255)
|
|
{
|
|
vertex[0].sow=(gl_ux[0]*255.99f)/255.0f;
|
|
vertex[1].sow=(gl_ux[1]*255.99f)/255.0f;
|
|
vertex[2].sow=(gl_ux[2]*255.99f)/255.0f;
|
|
vertex[3].sow=(gl_ux[3]*255.99f)/255.0f;
|
|
}
|
|
else
|
|
{
|
|
vertex[0].sow=gl_ux[0];
|
|
vertex[1].sow=gl_ux[1];
|
|
vertex[2].sow=gl_ux[2];
|
|
vertex[3].sow=gl_ux[3];
|
|
}
|
|
|
|
vertex[0].tow=gl_vy[0];
|
|
vertex[1].tow=gl_vy[1];
|
|
vertex[2].tow=gl_vy[2];
|
|
vertex[3].tow=gl_vy[3];
|
|
|
|
#endif
|
|
}
|
|
|
|
GLuint gLastTex=0;
|
|
GLuint gLastFMode=(GLuint)-1;
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void assignTextureSprite(void)
|
|
{
|
|
if(bUsingTWin)
|
|
{
|
|
vertex[0].sow=vertex[3].sow=(float)gl_ux[0]/TWin.UScaleFactor;
|
|
vertex[1].sow=vertex[2].sow=(float)sSprite_ux2/TWin.UScaleFactor;
|
|
vertex[0].tow=vertex[1].tow=(float)gl_vy[0]/TWin.VScaleFactor;
|
|
vertex[2].tow=vertex[3].tow=(float)sSprite_vy2/TWin.VScaleFactor;
|
|
gLastTex=gTexName;
|
|
}
|
|
else
|
|
{
|
|
#ifdef OWNSCALE
|
|
|
|
vertex[0].sow=vertex[3].sow=(float)gl_ux[0] / ST_FACSPRITE;
|
|
vertex[1].sow=vertex[2].sow=(float)sSprite_ux2 / ST_FACSPRITE;
|
|
vertex[0].tow=vertex[1].tow=(float)gl_vy[0] / ST_FACSPRITE;
|
|
vertex[2].tow=vertex[3].tow=(float)sSprite_vy2 / ST_FACSPRITE;
|
|
|
|
#else
|
|
|
|
vertex[0].sow=vertex[3].sow=gl_ux[0];
|
|
vertex[1].sow=vertex[2].sow=sSprite_ux2;
|
|
vertex[0].tow=vertex[1].tow=gl_vy[0];
|
|
vertex[2].tow=vertex[3].tow=sSprite_vy2;
|
|
|
|
#endif
|
|
|
|
if(iFilterType>2)
|
|
{
|
|
if(gLastTex!=gTexName || gLastFMode!=0)
|
|
{
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glError();
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glError();
|
|
gLastTex=gTexName;gLastFMode=0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(usMirror & 0x1000)
|
|
{
|
|
vertex[0].sow=vertex[1].sow;
|
|
vertex[1].sow=vertex[2].sow=vertex[3].sow;
|
|
vertex[3].sow=vertex[0].sow;
|
|
}
|
|
|
|
if(usMirror & 0x2000)
|
|
{
|
|
vertex[0].tow=vertex[3].tow;
|
|
vertex[2].tow=vertex[3].tow=vertex[1].tow;
|
|
vertex[1].tow=vertex[0].tow;
|
|
}
|
|
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void assignTexture3(void)
|
|
{
|
|
if(bUsingTWin)
|
|
{
|
|
vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;
|
|
vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;
|
|
vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;
|
|
vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;
|
|
vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;
|
|
vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;
|
|
gLastTex=gTexName;
|
|
}
|
|
else
|
|
{
|
|
#ifdef OWNSCALE
|
|
vertex[0].sow=(float)gl_ux[0] / ST_FACTRI;
|
|
vertex[0].tow=(float)gl_vy[0] / ST_FACTRI;
|
|
vertex[1].sow=(float)gl_ux[1] / ST_FACTRI;
|
|
|
|
vertex[1].tow=(float)gl_vy[1] / ST_FACTRI;
|
|
vertex[2].sow=(float)gl_ux[2] / ST_FACTRI;
|
|
vertex[2].tow=(float)gl_vy[2] / ST_FACTRI;
|
|
#else
|
|
vertex[0].sow=gl_ux[0];
|
|
vertex[0].tow=gl_vy[0];
|
|
vertex[1].sow=gl_ux[1];
|
|
vertex[1].tow=gl_vy[1];
|
|
vertex[2].sow=gl_ux[2];
|
|
vertex[2].tow=gl_vy[2];
|
|
#endif
|
|
|
|
if(iFilterType>2)
|
|
{
|
|
if(gLastTex!=gTexName || gLastFMode!=1)
|
|
{
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glError();
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glError();
|
|
gLastTex=gTexName;gLastFMode=1;
|
|
}
|
|
}
|
|
|
|
if(iFilterType)
|
|
{
|
|
float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;
|
|
for(i=0;i<3;i++)
|
|
{
|
|
if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;
|
|
if(vertex[i].tow<fymin) fymin=vertex[i].tow;
|
|
if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;
|
|
if(vertex[i].tow>fymax) fymax=vertex[i].tow;
|
|
}
|
|
|
|
for(i=0;i<3;i++)
|
|
{
|
|
if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;
|
|
if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;
|
|
if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;
|
|
if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/////////////////////////////////////////////////////////
|
|
|
|
void assignTexture4(void)
|
|
{
|
|
if(bUsingTWin)
|
|
{
|
|
vertex[0].sow=(float)gl_ux[0]/TWin.UScaleFactor;
|
|
vertex[0].tow=(float)gl_vy[0]/TWin.VScaleFactor;
|
|
vertex[1].sow=(float)gl_ux[1]/TWin.UScaleFactor;
|
|
vertex[1].tow=(float)gl_vy[1]/TWin.VScaleFactor;
|
|
vertex[2].sow=(float)gl_ux[2]/TWin.UScaleFactor;
|
|
vertex[2].tow=(float)gl_vy[2]/TWin.VScaleFactor;
|
|
vertex[3].sow=(float)gl_ux[3]/TWin.UScaleFactor;
|
|
vertex[3].tow=(float)gl_vy[3]/TWin.VScaleFactor;
|
|
gLastTex=gTexName;
|
|
}
|
|
else
|
|
{
|
|
#ifdef OWNSCALE
|
|
vertex[0].sow=(float)gl_ux[0] / ST_FAC;
|
|
vertex[0].tow=(float)gl_vy[0] / ST_FAC;
|
|
vertex[1].sow=(float)gl_ux[1] / ST_FAC;
|
|
vertex[1].tow=(float)gl_vy[1] / ST_FAC;
|
|
vertex[2].sow=(float)gl_ux[2] / ST_FAC;
|
|
vertex[2].tow=(float)gl_vy[2] / ST_FAC;
|
|
vertex[3].sow=(float)gl_ux[3] / ST_FAC;
|
|
vertex[3].tow=(float)gl_vy[3] / ST_FAC;
|
|
#else
|
|
vertex[0].sow=gl_ux[0];
|
|
vertex[0].tow=gl_vy[0];
|
|
vertex[1].sow=gl_ux[1];
|
|
vertex[1].tow=gl_vy[1];
|
|
vertex[2].sow=gl_ux[2];
|
|
vertex[2].tow=gl_vy[2];
|
|
vertex[3].sow=gl_ux[3];
|
|
vertex[3].tow=gl_vy[3];
|
|
#endif
|
|
|
|
if(iFilterType>2)
|
|
{
|
|
if(gLastTex!=gTexName || gLastFMode!=1)
|
|
{
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); glError();
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); glError();
|
|
gLastTex=gTexName;gLastFMode=1;
|
|
}
|
|
}
|
|
|
|
if(iFilterType)
|
|
{
|
|
float fxmin=256.0f,fxmax=0.0f,fymin=256.0f,fymax=0.0f;int i;
|
|
for(i=0;i<4;i++)
|
|
{
|
|
if(vertex[i].sow<fxmin) fxmin=vertex[i].sow;
|
|
if(vertex[i].tow<fymin) fymin=vertex[i].tow;
|
|
if(vertex[i].sow>fxmax) fxmax=vertex[i].sow;
|
|
if(vertex[i].tow>fymax) fymax=vertex[i].tow;
|
|
}
|
|
|
|
for(i=0;i<4;i++)
|
|
{
|
|
if(vertex[i].sow==fxmin) vertex[i].sow+=ST_BFFACSORT;
|
|
if(vertex[i].sow==fxmax) vertex[i].sow-=ST_BFFACSORT;
|
|
if(vertex[i].tow==fymin) vertex[i].tow+=ST_BFFACSORT;
|
|
if(vertex[i].tow==fymax) vertex[i].tow-=ST_BFFACSORT;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// render pos / buffers
|
|
////////////////////////////////////////////////////////////////////////
|
|
|
|
#define EqualRect(pr1,pr2) ((pr1)->left==(pr2)->left && (pr1)->top==(pr2)->top && (pr1)->right==(pr2)->right && (pr1)->bottom==(pr2)->bottom)
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
// SetDisplaySettings: "simply" calcs the new drawing area and updates
|
|
// the ogl clipping (scissor)
|
|
|
|
BOOL bSetClip=FALSE;
|
|
|
|
void SetOGLDisplaySettings(BOOL DisplaySet)
|
|
{
|
|
static RECT rprev={0,0,0,0};
|
|
static RECT rC ={0,0,0,0};
|
|
static int iOldX=0;
|
|
static int iOldY=0;
|
|
RECT r;float XS,YS;
|
|
|
|
bDisplayNotSet = FALSE;
|
|
|
|
//----------------------------------------------------// that's a whole screen upload
|
|
if(!DisplaySet)
|
|
{
|
|
RECT rX;
|
|
PSXDisplay.GDrawOffset.x=0;
|
|
PSXDisplay.GDrawOffset.y=0;
|
|
|
|
PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x+PreviousPSXDisplay.Range.x0;
|
|
PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y+PreviousPSXDisplay.Range.y0;
|
|
|
|
rprev.left=rprev.left+1;
|
|
|
|
rX=rRatioRect;
|
|
rX.top=iResY-(rRatioRect.top+rRatioRect.bottom);
|
|
|
|
if(bSetClip || !EqualRect(&rC,&rX))
|
|
{
|
|
rC=rX;
|
|
glScissor(rC.left,rC.top,rC.right,rC.bottom); glError();
|
|
//LOGE("glscissor:%d %d %d %d",rC.left,rC.top,rC.right,rC.bottom);
|
|
bSetClip=FALSE;
|
|
}
|
|
return;
|
|
}
|
|
//----------------------------------------------------//
|
|
|
|
PSXDisplay.GDrawOffset.y = PreviousPSXDisplay.DisplayPosition.y;
|
|
PSXDisplay.GDrawOffset.x = PreviousPSXDisplay.DisplayPosition.x;
|
|
PSXDisplay.CumulOffset.x = PSXDisplay.DrawOffset.x - PSXDisplay.GDrawOffset.x+PreviousPSXDisplay.Range.x0;
|
|
PSXDisplay.CumulOffset.y = PSXDisplay.DrawOffset.y - PSXDisplay.GDrawOffset.y+PreviousPSXDisplay.Range.y0;
|
|
|
|
r.top =PSXDisplay.DrawArea.y0 - PreviousPSXDisplay.DisplayPosition.y;
|
|
r.bottom=PSXDisplay.DrawArea.y1 - PreviousPSXDisplay.DisplayPosition.y;
|
|
|
|
if(r.bottom<0 || r.top>=PSXDisplay.DisplayMode.y)
|
|
{
|
|
r.top =PSXDisplay.DrawArea.y0 - PSXDisplay.DisplayPosition.y;
|
|
r.bottom=PSXDisplay.DrawArea.y1 - PSXDisplay.DisplayPosition.y;
|
|
}
|
|
|
|
r.left =PSXDisplay.DrawArea.x0 - PreviousPSXDisplay.DisplayPosition.x;
|
|
r.right =PSXDisplay.DrawArea.x1 - PreviousPSXDisplay.DisplayPosition.x;
|
|
|
|
if(r.right<0 || r.left>=PSXDisplay.DisplayMode.x)
|
|
{
|
|
r.left =PSXDisplay.DrawArea.x0 - PSXDisplay.DisplayPosition.x;
|
|
r.right =PSXDisplay.DrawArea.x1 - PSXDisplay.DisplayPosition.x;
|
|
}
|
|
|
|
if(!bSetClip && EqualRect(&r,&rprev) &&
|
|
iOldX == PSXDisplay.DisplayMode.x &&
|
|
iOldY == PSXDisplay.DisplayMode.y)
|
|
return;
|
|
|
|
rprev = r;
|
|
iOldX = PSXDisplay.DisplayMode.x;
|
|
iOldY = PSXDisplay.DisplayMode.y;
|
|
|
|
XS=(float)rRatioRect.right/(float)PSXDisplay.DisplayMode.x;
|
|
YS=(float)rRatioRect.bottom/(float)PSXDisplay.DisplayMode.y;
|
|
|
|
if(PreviousPSXDisplay.Range.x0)
|
|
{
|
|
short s=PreviousPSXDisplay.Range.x0+PreviousPSXDisplay.Range.x1;
|
|
|
|
r.left+=PreviousPSXDisplay.Range.x0+1;
|
|
|
|
r.right+=PreviousPSXDisplay.Range.x0;
|
|
|
|
if(r.left>s) r.left=s;
|
|
if(r.right>s) r.right=s;
|
|
}
|
|
|
|
if(PreviousPSXDisplay.Range.y0)
|
|
{
|
|
short s=PreviousPSXDisplay.Range.y0+PreviousPSXDisplay.Range.y1;
|
|
|
|
r.top+=PreviousPSXDisplay.Range.y0+1;
|
|
r.bottom+=PreviousPSXDisplay.Range.y0;
|
|
|
|
if(r.top>s) r.top=s;
|
|
if(r.bottom>s) r.bottom=s;
|
|
}
|
|
|
|
// Set the ClipArea variables to reflect the new screen,
|
|
// offset from zero (since it is a new display buffer)
|
|
r.left = (int)(((float)(r.left)) *XS);
|
|
r.top = (int)(((float)(r.top)) *YS);
|
|
r.right = (int)(((float)(r.right + 1))*XS);
|
|
r.bottom = (int)(((float)(r.bottom + 1))*YS);
|
|
|
|
// Limit clip area to the screen size
|
|
if (r.left > iResX) r.left = iResX;
|
|
if (r.left < 0) r.left = 0;
|
|
if (r.top > iResY) r.top = iResY;
|
|
if (r.top < 0) r.top = 0;
|
|
if (r.right > iResX) r.right = iResX;
|
|
if (r.right < 0) r.right = 0;
|
|
if (r.bottom > iResY) r.bottom = iResY;
|
|
if (r.bottom < 0) r.bottom = 0;
|
|
|
|
r.right -=r.left;
|
|
r.bottom-=r.top;
|
|
r.top=iResY-(r.top+r.bottom);
|
|
|
|
r.left+=rRatioRect.left;
|
|
r.top -=rRatioRect.top;
|
|
|
|
if(bSetClip || !EqualRect(&r,&rC))
|
|
{
|
|
glScissor(r.left,r.top,r.right,r.bottom); glError();
|
|
|
|
rC=r;
|
|
bSetClip=FALSE;
|
|
}
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
////////////////////////////////////////////////////////////////////////
|
|
|