diff options
Diffstat (limited to 'plugins/peopsxgl/draw.c')
| -rw-r--r-- | plugins/peopsxgl/draw.c | 1517 |
1 files changed, 0 insertions, 1517 deletions
diff --git a/plugins/peopsxgl/draw.c b/plugins/peopsxgl/draw.c deleted file mode 100644 index 33381e5..0000000 --- a/plugins/peopsxgl/draw.c +++ /dev/null @@ -1,1517 +0,0 @@ -/***************************************************************************
- 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. *
- * *
- ***************************************************************************/
-
-#include "stdafx.h"
-
-#define _IN_DRAW
-
-#include "externals.h"
-#include "gpu.h"
-#include "draw.h"
-#include "prim.h"
-#include "texture.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; 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;
-uint32_t 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;
-BOOL bUseLines;
-BOOL bUseAntiAlias;
-int iTexQuality;
-int iUsePalTextures=1;
-BOOL bSnapShot=FALSE;
-BOOL bSmallAlpha=FALSE;
-int iShowFPS=0;
-
-// OGL extension support
-
-int iForceVSync=-1;
-int iUseExts=0;
-BOOL bGLExt;
-BOOL bGLFastMovie=FALSE;
-BOOL bGLSoft;
-BOOL bGLBlend;
-PFNGLBLENDEQU glBlendEquationEXTEx=NULL;
-PFNGLCOLORTABLEEXT glColorTableEXTEx=NULL;
-
-// gfx card buffer infos
-
-int iDepthFunc=0;
-int iZBufferDepth=0;
-GLbitfield uiBufferBits=GL_COLOR_BUFFER_BIT;
-
-////////////////////////////////////////////////////////////////////////
-// Get extension infos (f.e. pal textures / packed pixels)
-////////////////////////////////////////////////////////////////////////
-
-void GetExtInfos(void)
-{
- BOOL bPacked=FALSE; // default: no packed pixel support
-
- bGLExt=FALSE; // default: no extensions
- bGLFastMovie=FALSE;
-
- if(strstr((char *)glGetString(GL_EXTENSIONS), // packed pixels available?
- "GL_EXT_packed_pixels"))
- bPacked=TRUE; // -> ok
-
- if(bPacked && bUse15bitMdec) // packed available and 15bit mdec wanted?
- bGLFastMovie=TRUE; // -> ok
-
- if(bPacked && (iTexQuality==1 || iTexQuality==2)) // packed available and 16 bit texture format?
- {
- bGLFastMovie=TRUE; // -> ok
- bGLExt=TRUE;
- }
-
- if(iUseExts && // extension support wanted?
- (strstr((char *)glGetString(GL_EXTENSIONS),
- "GL_EXT_texture_edge_clamp") ||
- strstr((char *)glGetString(GL_EXTENSIONS), // -> check clamp support, if yes: use it
- "GL_SGIS_texture_edge_clamp")))
- iClampType=GL_TO_EDGE_CLAMP;
- else iClampType=GL_CLAMP;
-
- glColorTableEXTEx=(PFNGLCOLORTABLEEXT)NULL; // init ogl palette func pointer
-
-#ifndef __sun
- if(iGPUHeight!=1024 && // no pal textures in ZN mode (height=1024)!
- strstr((char *)glGetString(GL_EXTENSIONS), // otherwise: check ogl support
- "GL_EXT_paletted_texture"))
- {
- iUsePalTextures=1; // -> wow, supported, get func pointer
-
- glColorTableEXTEx=(PFNGLCOLORTABLEEXT)glXGetProcAddress("glColorTableEXT");
-
- if(glColorTableEXTEx==NULL) iUsePalTextures=0; // -> ha, cheater... no func, no support
- }
- else iUsePalTextures=0;
-#else
- iUsePalTextures=0;
-#endif
-}
-
-////////////////////////////////////////////////////////////////////////
-// Setup some stuff depending on user settings or in-game toggle
-////////////////////////////////////////////////////////////////////////
-
-void SetExtGLFuncs(void)
-{
- //----------------------------------------------------//
-
- SetFixes(); // update fix infos
-
- //----------------------------------------------------//
-
- if(iUseExts && !(dwActFixes&1024) && // extensions wanted? and not turned off by game fix?
- strstr((char *)glGetString(GL_EXTENSIONS), // and blend_subtract available?
- "GL_EXT_blend_subtract"))
- { // -> get ogl blend function pointer
- glBlendEquationEXTEx=(PFNGLBLENDEQU)glXGetProcAddress("glBlendEquationEXT");
- }
- else // no subtract blending?
- {
- if(glBlendEquationEXTEx) // -> change to additive blending (if subract was active)
- glBlendEquationEXTEx(FUNC_ADD_EXT);
- glBlendEquationEXTEx=(PFNGLBLENDEQU)NULL; // -> no more blend function pointer
- }
-
- //----------------------------------------------------//
-
- if(iUseExts && bAdvancedBlend && // advanced blending wanted ?
- strstr((char *)glGetString(GL_EXTENSIONS), // and extension avail?
- "GL_EXT_texture_env_combine"))
- {
- bUseMultiPass=FALSE;bGLBlend=TRUE; // -> no need for 2 passes, perfect
-
- glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, COMBINE_EXT);
- glTexEnvf(GL_TEXTURE_ENV, COMBINE_RGB_EXT, GL_MODULATE);
- glTexEnvf(GL_TEXTURE_ENV, COMBINE_ALPHA_EXT, GL_MODULATE);
- glTexEnvf(GL_TEXTURE_ENV, RGB_SCALE_EXT, 2.0f);
- }
- else // no advanced blending wanted/available:
- {
- 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);
- }
-
- //----------------------------------------------------//
- // init standard tex quality 0-2, and big alpha mode 3
-
- if(!(dwActFixes&0x4000) && iFilterType && iTexQuality>=3)
- bSmallAlpha=TRUE;
- else bSmallAlpha=FALSE;
-
- 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;
- glAlphaFunc(GL_GREATER,0.49f);
- }
- else // no opaque mode?
- {
- TCF[0]=TCF[1]=P8RGBA;
- PalTexturedColourFn=P8RGBA; // -> init col func
- glAlphaFunc(GL_NOTEQUAL,0); // --> set alpha func
- }
-
- //----------------------------------------------------//
-
- LoadSubTexFn=LoadSubTexturePageSort; // init load tex ptr
-
- giWantedFMT=GL_RGBA; // init ogl tex format
-
- switch(iTexQuality) // -> quality:
- {
- //--------------------------------------------------//
- case 0: // -> don't care
- giWantedRGBA=4;
- giWantedTYPE=GL_UNSIGNED_BYTE;
- break;
- //--------------------------------------------------//
- case 1: // -> R4G4B4A4
- if(bGLExt)
- {
- giWantedRGBA=GL_RGBA4;
- giWantedTYPE=GL_UNSIGNED_SHORT_4_4_4_4_EXT;
- LoadSubTexFn=LoadPackedSubTexturePageSort;
- if(bOpaquePass)
- {
- if(dwActFixes&32) PTCF[0]=CP4RGBA_0;
- else PTCF[0]=XP4RGBA_0;
- PTCF[1]=XP4RGBA_1;
- }
- else
- {
- PTCF[0]=PTCF[1]=P4RGBA;
- }
- }
- else
- {
- giWantedRGBA=GL_RGBA4;
- giWantedTYPE=GL_UNSIGNED_BYTE;
- }
- break;
- //--------------------------------------------------//
- case 2: // -> R5B5G5A1
- if(bGLExt)
- {
- giWantedRGBA=GL_RGB5_A1;
- giWantedTYPE=GL_UNSIGNED_SHORT_5_5_5_1_EXT;
- LoadSubTexFn=LoadPackedSubTexturePageSort;
- if(bOpaquePass)
- {
- if(dwActFixes&32) PTCF[0]=CP5RGBA_0;
- else PTCF[0]=XP5RGBA_0;
- PTCF[1]=XP5RGBA_1;
- }
- else
- {
- PTCF[0]=PTCF[1]=P5RGBA;
- }
- }
- else
- {
- giWantedRGBA=GL_RGB5_A1;giWantedTYPE=GL_UNSIGNED_BYTE;
- }
- break;
- //--------------------------------------------------//
- case 3: // -> R8G8B8A8
- giWantedRGBA=GL_RGBA8;
- giWantedTYPE=GL_UNSIGNED_BYTE;
-
- if(bSmallAlpha)
- {
- if(bOpaquePass) // opaque mode?
- {
- if(dwActFixes&32) {TCF[0]=CP8RGBAEx_0;PalTexturedColourFn=CP8RGBAEx;}
- else {TCF[0]=XP8RGBAEx_0;PalTexturedColourFn=XP8RGBAEx;}
- TCF[1]=XP8RGBAEx_1;
- }
- }
-
- break;
- //--------------------------------------------------//
- case 4: // -> R8G8B8A8
- giWantedRGBA = GL_RGBA8;
- giWantedTYPE = GL_UNSIGNED_BYTE;
-
- if(strstr((char *)glGetString(GL_EXTENSIONS), // and extension avail?
- "GL_EXT_bgra"))
- {
- giWantedFMT = GL_BGRA_EXT;
-
- if(bOpaquePass) // opaque mode?
- {
- if(bSmallAlpha)
- {
- if(dwActFixes&32) {TCF[0]=CP8BGRAEx_0;PalTexturedColourFn=CP8RGBAEx;}
- else {TCF[0]=XP8BGRAEx_0;PalTexturedColourFn=XP8RGBAEx;}
- TCF[1]=XP8BGRAEx_1;
- }
- else
- {
- if(dwActFixes&32) {TCF[0]=CP8BGRA_0;PalTexturedColourFn=CP8RGBA;}
- else {TCF[0]=XP8BGRA_0;PalTexturedColourFn=XP8RGBA;}
- TCF[1]=XP8BGRA_1;
- }
- }
- else // no opaque mode?
- {
- TCF[0]=TCF[1]=P8BGRA; // -> init col func
- }
- }
- else
- {
- iTexQuality=3;
- if(bSmallAlpha)
- {
- if(bOpaquePass) // opaque mode?
- {
- if(dwActFixes&32) {TCF[0]=CP8RGBAEx_0;PalTexturedColourFn=CP8RGBAEx;}
- else {TCF[0]=XP8RGBAEx_0;PalTexturedColourFn=XP8RGBAEx;}
- TCF[1]=XP8RGBAEx_1;
- }
- }
- }
-
- break;
- //--------------------------------------------------//
- }
-
- bBlendEnable=FALSE; // init blending: off
- glDisable(GL_BLEND);
-
- 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)
-{
- if(iUseScanLines)
- {
- int y;
- if(iScanBlend<0) // special scan mask mode
- {
- glGenTextures(1, &gTexScanName);
- glBindTexture(GL_TEXTURE_2D, gTexScanName);
-
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- glTexImage2D(GL_TEXTURE_2D, 0, 4, 4, 4, 0,GL_RGBA, GL_UNSIGNED_BYTE, texscan);
- }
- else // otherwise simple lines in a display list
- {
- uiScanLine=glGenLists(1);
- glNewList(uiScanLine,GL_COMPILE);
-
- for(y=0;y<iResY;y+=2)
- {
- glBegin(GL_QUADS);
- glVertex2f(0,y);
- glVertex2f(iResX,y);
- glVertex2f(iResX,y+1);
- glVertex2f(0,y+1);
- glEnd();
- }
- glEndList();
- }
- }
-}
-
-////////////////////////////////////////////////////////////////////////
-// Initialize OGL
-////////////////////////////////////////////////////////////////////////
-
-int GLinitialize()
-{
- glViewport(rRatioRect.left, // init viewport by ratio rect
- iResY-(rRatioRect.top+rRatioRect.bottom),
- rRatioRect.right,
- rRatioRect.bottom);
-
- glScissor(0, 0, iResX, iResY); // init clipping (fullscreen)
- glEnable(GL_SCISSOR_TEST);
-
-#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
-
- glMatrixMode(GL_PROJECTION); // init projection with psx resolution
- glLoadIdentity();
- glOrtho(0,PSXDisplay.DisplayMode.x,
- PSXDisplay.DisplayMode.y, 0, -1, 1);
-
- if(iZBufferDepth) // zbuffer?
- {
- uiBufferBits=GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT;
- glEnable(GL_DEPTH_TEST);
- glDepthFunc(GL_ALWAYS);
- iDepthFunc=1;
- }
- else // no zbuffer?
- {
- uiBufferBits=GL_COLOR_BUFFER_BIT;
- glDisable(GL_DEPTH_TEST);
- }
-
- glClearColor(0.0f, 0.0f, 0.0f, 0.0f); // first buffer clear
- glClear(uiBufferBits);
-
- if(bUseLines) // funny lines
- {
- glPolygonMode(GL_FRONT, GL_LINE);
- glPolygonMode(GL_BACK, GL_LINE);
- }
- else // or the real filled thing
- {
- glPolygonMode(GL_FRONT, GL_FILL);
- glPolygonMode(GL_BACK, GL_FILL);
- }
-
- MakeDisplayLists(); // lists for menu/opaque
- GetExtInfos(); // get ext infos
- SetExtGLFuncs(); // init all kind of stuff (tex function pointers)
-
- glEnable(GL_ALPHA_TEST); // wanna alpha test
-
- if(!bUseAntiAlias) // no anti-alias (default)
- {
- glDisable(GL_LINE_SMOOTH);
- glDisable(GL_POLYGON_SMOOTH);
- glDisable(GL_POINT_SMOOTH);
- }
- else // wanna try it? glitches galore...
- {
- glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
- glEnable(GL_LINE_SMOOTH);
- glEnable(GL_POLYGON_SMOOTH);
- glEnable(GL_POINT_SMOOTH);
- glHint(GL_LINE_SMOOTH_HINT,GL_NICEST);
- glHint(GL_POINT_SMOOTH_HINT,GL_NICEST);
- glHint(GL_POLYGON_SMOOTH_HINT,GL_NICEST);
- }
-
- 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);
-
- glDisable(GL_FOG); // turn all (currently) unused modes off
- glDisable(GL_LIGHTING);
- glDisable(GL_LOGIC_OP);
- glDisable(GL_STENCIL_TEST);
- glDisable(GL_TEXTURE_1D);
- glDisable(GL_TEXTURE_2D);
- glDisable(GL_CULL_FACE);
-
- glPixelTransferi(GL_RED_SCALE, 1); // to be sure:
- glPixelTransferi(GL_RED_BIAS, 0); // init more OGL vals
- glPixelTransferi(GL_GREEN_SCALE, 1);
- glPixelTransferi(GL_GREEN_BIAS, 0);
- glPixelTransferi(GL_BLUE_SCALE, 1);
- glPixelTransferi(GL_BLUE_BIAS, 0);
- glPixelTransferi(GL_ALPHA_SCALE, 1);
- glPixelTransferi(GL_ALPHA_BIAS, 0);
-
- printf(glGetString(GL_VENDOR)); // linux: tell user what is getting used
- printf("\n");
- printf(glGetString(GL_RENDERER));
- printf("\n");
-
- glFlush(); // we are done...
- glFinish();
-
- CreateScanLines(); // setup scanline stuff (if wanted)
-
- CheckTextureMemory(); // check available tex memory
-
- if(bKeepRatio) SetAspectRatio(); // set ratio
-
- if(iShowFPS) // user wants FPS display on startup?
- {
- ulKeybits|=KEY_SHOWFPS; // -> ok, turn display on
- szDispBuf[0]=0;
- BuildDispMenu(0);
- }
-
- bIsFirstFrame = FALSE; // we have survived the first frame :)
-
- return 0;
-}
-
-////////////////////////////////////////////////////////////////////////
-// clean up OGL stuff
-////////////////////////////////////////////////////////////////////////
-
-void GLcleanup()
-{
- KillDisplayLists(); // bye display lists
-
- if(iUseScanLines) // scanlines used?
- {
- if(iScanBlend<0)
- {
- if(gTexScanName!=0) // some scanline tex?
- glDeleteTextures(1, &gTexScanName); // -> delete it
- gTexScanName=0;
- }
- else glDeleteLists(uiScanLine,1); // otherwise del scanline display list
- }
-
- CleanupTextureStore(); // bye textures
-}
-
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-// 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
-
-__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;
-}
-
-__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;
-}
-
-
-__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;
-}
-
-/*
-//Lewpys "offsetline" func:
-
-void offsetline(void)
-{
- float x0, x1, y0, y1, oolength, xl, yl;
-
- if(bDisplayNotSet)
- SetOGLDisplaySettings(1);
-
- if(!(dwActFixes&16))
- {
- if((lx0 & SIGNBIT)) lx0|=S_MASK;
- else lx0&=~S_MASK;
- if((lx1 & SIGNBIT)) lx1|=S_MASK;
- else lx1&=~S_MASK;
- if((ly0 & SIGNBIT)) ly0|=S_MASK;
- else ly0&=~S_MASK;
- if((ly1 & SIGNBIT)) ly1|=S_MASK;
- else ly1&=~S_MASK;
- }
-
- x0 = (float)(lx0 + PSXDisplay.CumulOffset.x);
- x1 = (float)(lx1 + PSXDisplay.CumulOffset.x);
- y0 = (float)(ly0 + PSXDisplay.CumulOffset.y);
- y1 = (float)(ly1 + PSXDisplay.CumulOffset.y);
-
- oolength = (float)1/((float)sqrt((y1 - y0)*(y1 - y0) + (x1 - x0)*(x1 - x0)) * (float)2);
-// oolength = (float)1/((float)sqrt(((y1 - y0)*(y1 - y0) + (x1 - x0)*(x1 - x0)) * (float)2));
-
- xl = (x1 - x0) * oolength;
- yl = (y1 - y0) * oolength;
-
- x0 += 0.5f;
- x1 += 0.5f;
-
- x0 -= xl - yl;
- x1 += xl + yl;
- y0 -= yl + xl;
- y1 += yl - xl;
-
- vertex[0].x=x0;
- vertex[1].x=x1;
- vertex[0].y=y0;
- vertex[1].y=y1;
-
- x0 -= yl * 2;
- x1 -= yl * 2;
- y0 += xl * 2;
- y1 += xl * 2;
-
- vertex[2].x=x1;
- vertex[3].x=x0;
- vertex[2].y=y1;
- vertex[3].y=y0;
-}
-*/
-
-
-// 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;
-
- if(iFilterType>0 && iFilterType<3 && iHiResTextures!=2)
- {
- float fxmin=65536.0f,fxmax=0.0f,fymin=65536.0f,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++)
- {
-#ifdef OWNSCALE
- if(vertex[i].sow==fxmin) vertex[i].sow+=0.375f/(float)TWin.Position.x1;
- if(vertex[i].sow==fxmax) vertex[i].sow-=0.375f/(float)TWin.Position.x1;
- if(vertex[i].tow==fymin) vertex[i].tow+=0.375f/(float)TWin.Position.y1;
- if(vertex[i].tow==fymax) vertex[i].tow-=0.375f/(float)TWin.Position.y1;
-#else
- if(vertex[i].sow==fxmin) vertex[i].sow+=96.0f/(float)TWin.Position.x1;
- if(vertex[i].sow==fxmax) vertex[i].sow-=96.0f/(float)TWin.Position.x1;
- if(vertex[i].tow==fymin) vertex[i].tow+=96.0f/(float)TWin.Position.y1;
- if(vertex[i].tow==fymax) vertex[i].tow-=96.0f/(float)TWin.Position.y1;
-#endif
- }
- }
-
- }
- 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_NEAREST);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- 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);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- 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);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
- 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);
- 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);
- rC=r;
- bSetClip=FALSE;
- }
-}
-
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-////////////////////////////////////////////////////////////////////////
-
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