533 lines
16 KiB
C++
533 lines
16 KiB
C++
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//text.cpp
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//texture-based OpenGL font drawing code
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#include <OpenGL/gl.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include <math.h>
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#include "fileio.h"
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#include "gamemem.h"
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#include "text.h"
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#include "config.h"
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#include "parser.h"
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#include "textures.h"
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#include "renderframe.h"
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#include "gameframe.h"
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#include "environment.h"
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#include "screen.h"
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#include "gameinitexit.h"
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#define kMessageBufferSize 128
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#define kMessageSize 512
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//one element of the Message Buffer, which will be drawn to the screen
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//when TextPrintBuffer is called
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typedef struct{
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char text[kMessageSize];//the actual string
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float r,g,b,a; //color to draw text in
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tVector3 pos; //position on screen
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float size; //size of text
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int startFadeIn;
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int startFade,endFade; //
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int align; //alignment of text
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float tilt;
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} tMessage;
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tMessage gMessageBuffer[kMessageBufferSize];
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int gMessagePos=0;
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tFontInfo *gTextFont;
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float gTextSize=0.03;
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float gTextLineSpacing=0;
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tVector2 gTextBufferScale=Vector(1,1);
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float gTextOpacity=1;
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//loads the font described by the file referenced to by fontRef
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void TextLoadFont(int fontRef)
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{
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gTextFont=(tFontInfo*)FileGetParsedDataPtr(fontRef,kParserTypeFontInfoDesc,sizeof(tFontInfo));
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static int s=false;
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if(!s){
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for(int i=0;i<gTextFont->numChars;i++)
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{
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gTextFont->chars[i].x1+=0.003;
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gTextFont->chars[i].x2-=0.003;
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}s=true;}
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}
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void TextDrawSimple(char *text,float maxWidth,float size,int align)
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{
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TexturesSelectTex(gTextFont->fontTexture);
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//glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
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glPushAttrib(GL_COLOR_BUFFER_BIT);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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int l=0;
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float xPos=0;
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float yPos=0;
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char *printPos=text;
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float totalWidth=0;
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while(*printPos!='\0')
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{
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if(*printPos=='\255')
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{
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do{
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printPos++;
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l++;
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}while(*printPos!='\255'&&*printPos!='\0');
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if(*printPos=='\0')
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{
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printPos--;
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}
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else
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l++;
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}
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if(*printPos>=gTextFont->startChar&&*printPos<gTextFont->startChar+gTextFont->numChars)
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{
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char ch=*printPos;
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if(ch>='a'&&ch<='z')ch+='A'-'a';
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tFontCharInfo *cInfo=gTextFont->chars+(ch-gTextFont->startChar);
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if(cInfo->y2-cInfo->y1>0)
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if(totalWidth+(cInfo->x2-cInfo->x1)/(cInfo->y2-cInfo->y1)*size<maxWidth)
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{
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totalWidth+=(cInfo->x2-cInfo->x1)/(cInfo->y2-cInfo->y1)*size;
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l++;
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}
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}
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printPos++;
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}
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printPos=text;
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if(align==kTextAlignRight)
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xPos-=totalWidth;
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else if(align==kTextAlignMiddle)
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xPos-=totalWidth/2;
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int i=0;
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while(printPos<text+l)
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{
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if(*printPos=='\255')
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{
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do{
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printPos++;
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}while(*printPos!='\255'&&printPos<text+l);
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}
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if(*printPos>=gTextFont->startChar&&*printPos<gTextFont->startChar+gTextFont->numChars)
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{
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char ch=*printPos;
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if(ch>='a'&&ch<='z')ch+='A'-'a';
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tFontCharInfo *cInfo=gTextFont->chars+(ch-gTextFont->startChar);
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if(cInfo->y2-cInfo->y1>0)
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{
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float width=(cInfo->x2-cInfo->x1)/(cInfo->y2-cInfo->y1)*size;
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glBegin(GL_TRIANGLE_STRIP);
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glTexCoord2d(cInfo->x2,cInfo->y2); glVertex2f(xPos+width,yPos-size);
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glTexCoord2d(cInfo->x2,cInfo->y1); glVertex2f(xPos+width,yPos);
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glTexCoord2d(cInfo->x1,cInfo->y2); glVertex2f(xPos,yPos-size);
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glTexCoord2d(cInfo->x1,cInfo->y1); glVertex2f(xPos,yPos);
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glEnd();
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#ifdef __POLYCOUNT
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gPolyCount+=2;
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#endif
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xPos+=width;
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}
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}
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printPos++;
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}
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glPopAttrib();
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}
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float TextWidth(char *str,float size)
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{
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float width=0;
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while(*str!='\0')
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{
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if(*str>=gTextFont->startChar&&*str<gTextFont->startChar+gTextFont->numChars)
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{
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tFontCharInfo *cInfo=gTextFont->chars+(*str-gTextFont->startChar);
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if(cInfo->y2-cInfo->y1>0)
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width+=(cInfo->x2-cInfo->x1)/(cInfo->y2-cInfo->y1)*size;
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}
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if(*str=='\255')
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{
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str++;
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char iconFile[256];
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int chi=0;
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while(*str!='\255'&&*str!='\0')
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iconFile[chi++]=*(str++);
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iconFile[chi]='\0';
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if(iconFile[0]!='#')
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width+=size;
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}
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str++;
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}
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return width;
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}
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//#include "error.h"
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#define kTabSpaces 10
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//draws all the messages in the text buffer to the screen
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void TextPrintBuffer(float opacity,int useInstrumentColor)
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{
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gTexturesQualityModifier=-255;
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int tmpFileError=gFileErrorReporting;
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gFileErrorReporting=false;
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glLoadIdentity();
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glTranslatef(0.0f,0.0f,0.0f);
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glScalef(gTextBufferScale.x,gTextBufferScale.y,1);
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TexturesSelectTex(gTextFont->fontTexture);
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR_MIPMAP_LINEAR);
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glPushAttrib(GL_LIGHTING_BIT+GL_DEPTH_BUFFER_BIT+GL_COLOR_BUFFER_BIT+GL_CURRENT_BIT);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
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glDisable(GL_LIGHTING);
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glDisable(GL_DEPTH_TEST);
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glDepthMask(GL_FALSE);
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for(int i=gMessagePos-1;i>=0;i--)
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if(gMessageBuffer[i].a>0)
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{
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float xPos=gMessageBuffer[i].pos.x;
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float yPos=gMessageBuffer[i].pos.y;
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float zPos=gMessageBuffer[i].pos.z;
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if(fabs(zPos)>10)
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glEnable(GL_DEPTH_TEST);
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else
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glDisable(GL_DEPTH_TEST);
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if(zPos!=-1.0)
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SetupAspect(1.0+~gCameraEntity->velo*0.0015*((gGameInfo->arcade!=3&&gGameInfo->arcade!=0)?(gGameInfo->arcade+1):0));
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else
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SetupAspect(kNormalFOVY);
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float size=gMessageBuffer[i].size;
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char *printPos=gMessageBuffer[i].text;
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float totalWidth=TextWidth(printPos,size);
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printPos=gMessageBuffer[i].text;
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if((gMessageBuffer[i].align&kTextAlignMask)==kTextAlignRight)
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xPos-=totalWidth;
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else if((gMessageBuffer[i].align&kTextAlignMask)==kTextAlignMiddle)
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xPos-=totalWidth/2;
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float fade=1;
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if(gMessageBuffer[i].startFade!=-1)
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{
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if(gFrameCount>gMessageBuffer[i].startFade)
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fade=1-(gFrameCount-gMessageBuffer[i].startFade)/(float)(gMessageBuffer[i].endFade-gMessageBuffer[i].startFade);
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else if(gFrameCount<gMessageBuffer[i].startFadeIn+0.2*kFPS)
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fade=(gFrameCount-gMessageBuffer[i].startFadeIn)/(float)(0.2*kFPS);
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}
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if(useInstrumentColor)
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glColor4f(gEnvironment->instrumentColor.x*gMessageBuffer[i].r
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,gEnvironment->instrumentColor.y*gMessageBuffer[i].g
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,gEnvironment->instrumentColor.z*gMessageBuffer[i].b
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,fade*gMessageBuffer[i].a*opacity);
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else
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glColor4f(gMessageBuffer[i].r
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,gMessageBuffer[i].g
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,gMessageBuffer[i].b
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,fade*gMessageBuffer[i].a*opacity);
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// PrintConsoleString(gMessageBuffer[i].text);
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while(*printPos!='\0')
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{
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if(*printPos>=gTextFont->startChar&&*printPos<gTextFont->startChar+gTextFont->numChars)
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{
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tFontCharInfo *cInfo=gTextFont->chars+(*printPos-gTextFont->startChar);
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if(cInfo->y2-cInfo->y1>0)
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{
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float width=(cInfo->x2-cInfo->x1)/(cInfo->y2-cInfo->y1)*size;
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glBegin(GL_TRIANGLE_STRIP);
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glTexCoord2d(cInfo->x2,cInfo->y2); glVertex3f(xPos+width,yPos-size,zPos);
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glTexCoord2d(cInfo->x2,cInfo->y1); glVertex3f(xPos+size*gMessageBuffer[i].tilt+width,yPos,zPos);
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glTexCoord2d(cInfo->x1,cInfo->y2); glVertex3f(xPos,yPos-size,zPos);
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glTexCoord2d(cInfo->x1,cInfo->y1); glVertex3f(xPos+size*gMessageBuffer[i].tilt,yPos,zPos);
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glEnd();
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#ifdef __POLYCOUNT
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gPolyCount+=2;
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#endif
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xPos+=width;
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}
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}
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else if(*printPos=='\t')
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xPos=ceil(xPos*kTabSpaces/2)/(kTabSpaces/2);
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else if(*printPos=='\255')
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{
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printPos++;
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char iconFile[256];
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int chi=0;
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while(*printPos!='\255'&&*printPos!='\0'&&chi<255)
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iconFile[chi++]=*(printPos++);
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//printPos++;
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iconFile[chi]='\0';
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if(iconFile[0]=='#')
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{
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float r,g,b;
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switch(iconFile[1])
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{
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case 'w': r=1;g=1;b=1; break;
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case 'r': r=1;g=0;b=0; break;
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case 'g': r=0;g=1;b=0; break;
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case 'b': r=0;g=0;b=1; break;
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case 'y': r=1;g=1;b=0; break;
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case 'c': r=0;g=1;b=1; break;
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case 'm': r=1;g=0;b=1; break;
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case 'a': r=0.8;g=0.8;b=0.8; break;
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case 'd': r=0.6;g=0.6;b=0.6; break;
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case 'l': r=0;g=0;b=0; break;
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case 'n': r=gMessageBuffer[i].r;g=gMessageBuffer[i].g;b=gMessageBuffer[i].b; break;
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case '0': r=0;g=0;b=0; break;
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}
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if(useInstrumentColor)
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glColor4f(gEnvironment->instrumentColor.x*r
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,gEnvironment->instrumentColor.y*g
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,gEnvironment->instrumentColor.z*b
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,fade*gMessageBuffer[i].a*opacity);
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else
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glColor4f(r,g,b,fade*gMessageBuffer[i].a*opacity);
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}
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else
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{
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tFileRef icon=FileGetReference(iconFile);
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if(icon!=kFileErr)
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{
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char *extension=FileGetExtension(icon);
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if(!(_stricmp(extension,".pct")&&_stricmp(extension,".tif")&&_stricmp(extension,".png")&&_stricmp(extension,".txr")))
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{
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glPushAttrib(GL_CURRENT_BIT);
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glColor4f(1,1,1,fade*gMessageBuffer[i].a*opacity);
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TexturesSelectTex(icon);
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GLint width,height;
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glGetTexLevelParameteriv(GL_TEXTURE_2D,0,GL_TEXTURE_WIDTH,&width);
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glGetTexLevelParameteriv(GL_TEXTURE_2D,0,GL_TEXTURE_HEIGHT,&height);
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float ratio=height/(float)width;
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glBegin(GL_TRIANGLE_STRIP);
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glTexCoord2d(1,1); glVertex3f(xPos+size,yPos-size*ratio,zPos);
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glTexCoord2d(1,0); glVertex3f(xPos+size,yPos,zPos);
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glTexCoord2d(0,1); glVertex3f(xPos,yPos-size*ratio,zPos);
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glTexCoord2d(0,0); glVertex3f(xPos,yPos,zPos);
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glEnd();
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glPopAttrib();
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TexturesSelectTex(gTextFont->fontTexture);
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xPos+=size;
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}
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}
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}
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}
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if(gMessageBuffer[i].align==(kTextAlignLeft|kTextAutoWrap))
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if(xPos>0.43&&*printPos==' ')
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{
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xPos=gMessageBuffer[i].pos.x;
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yPos-=size;
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}
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if(gMessageBuffer[i].align==(kTextAlignLeft|kTextAutoCut))
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if(xPos>0.49)
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xPos=10;
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if((*printPos=='\n'||*printPos=='\r')&&(gMessageBuffer[i].align&kTextAlignMask)==kTextAlignLeft)
|
||
|
|
{
|
||
|
|
xPos=gMessageBuffer[i].pos.x;
|
||
|
|
yPos-=size;
|
||
|
|
}
|
||
|
|
if(*printPos!='\0')
|
||
|
|
printPos++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
glPopAttrib();
|
||
|
|
gFileErrorReporting=tmpFileError;
|
||
|
|
gTexturesQualityModifier=0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextClearBuffer()
|
||
|
|
{
|
||
|
|
int fadeCount=0;
|
||
|
|
for(int i=0;i<gMessagePos;i++)
|
||
|
|
if(gMessageBuffer[i].startFade!=-1&&gFrameCount<=gMessageBuffer[i].endFade)
|
||
|
|
{
|
||
|
|
gMessageBuffer[fadeCount]=gMessageBuffer[i];
|
||
|
|
fadeCount++;
|
||
|
|
}
|
||
|
|
gMessagePos=fadeCount;
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextClearBufferFading()
|
||
|
|
{
|
||
|
|
gMessagePos=0;
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBuffer(const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
gMessageBuffer[gMessagePos].pos=Vector(0,0,-1);
|
||
|
|
gMessageBuffer[gMessagePos].size=gTextSize;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].r=1;
|
||
|
|
gMessageBuffer[gMessagePos].g=1;
|
||
|
|
gMessageBuffer[gMessagePos].b=1;
|
||
|
|
gMessageBuffer[gMessagePos].a=gTextOpacity;
|
||
|
|
gMessageBuffer[gMessagePos].align=kTextAlignLeft;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=0;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBufferFormated(tVector2 pos,float size,int align,const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
gMessageBuffer[gMessagePos].pos.x=pos.x*kTextXPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.y=pos.y*kTextYPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.z=-1;
|
||
|
|
gMessageBuffer[gMessagePos].size=size;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].r=1;
|
||
|
|
gMessageBuffer[gMessagePos].g=1;
|
||
|
|
gMessageBuffer[gMessagePos].b=1;
|
||
|
|
gMessageBuffer[gMessagePos].a=gTextOpacity;
|
||
|
|
gMessageBuffer[gMessagePos].align=align;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=0;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBufferFormatedVector3(tVector3 pos,float size,int align,const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
pos.z=-pos.z;
|
||
|
|
pos.x=-pos.x;
|
||
|
|
gMessageBuffer[gMessagePos].pos=pos;
|
||
|
|
gMessageBuffer[gMessagePos].size=size;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].r=1;
|
||
|
|
gMessageBuffer[gMessagePos].g=1;
|
||
|
|
gMessageBuffer[gMessagePos].b=1;
|
||
|
|
float dist=fabs(pos.z)/20.0;
|
||
|
|
if(dist>1)dist=1;
|
||
|
|
gMessageBuffer[gMessagePos].a=gTextOpacity*dist;
|
||
|
|
gMessageBuffer[gMessagePos].align=align;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=0;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBufferFormatedColored(tVector2 pos,float size,int align,float r,float g,float b,float a,const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
gMessageBuffer[gMessagePos].pos.x=pos.x*kTextXPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.y=pos.y*kTextYPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.z=-1;
|
||
|
|
gMessageBuffer[gMessagePos].size=size;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].r=r;
|
||
|
|
gMessageBuffer[gMessagePos].g=g;
|
||
|
|
gMessageBuffer[gMessagePos].b=b;
|
||
|
|
gMessageBuffer[gMessagePos].a=a*gTextOpacity;
|
||
|
|
gMessageBuffer[gMessagePos].align=align;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=0;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBufferFormatedColoredTilted(tVector2 pos,float size,int align,float tilt,float r,float g,float b,float a,const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
gMessageBuffer[gMessagePos].pos.x=pos.x*kTextXPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.y=pos.y*kTextYPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.z=-1;
|
||
|
|
gMessageBuffer[gMessagePos].size=size;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=-1;
|
||
|
|
gMessageBuffer[gMessagePos].r=r;
|
||
|
|
gMessageBuffer[gMessagePos].g=g;
|
||
|
|
gMessageBuffer[gMessagePos].b=b;
|
||
|
|
gMessageBuffer[gMessagePos].a=a*gTextOpacity;
|
||
|
|
gMessageBuffer[gMessagePos].align=align;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=tilt;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|
||
|
|
void TextPrintfToBufferFormatedFading(tVector2 pos,float size,int align,float startFade,float endFade,const char *fmt, ...)
|
||
|
|
{
|
||
|
|
if(gMessagePos>=kMessageBufferSize)
|
||
|
|
return;
|
||
|
|
|
||
|
|
va_list ap; // Pointer To List Of Arguments
|
||
|
|
|
||
|
|
if (fmt == NULL) // If There's No Text
|
||
|
|
return; // Do Nothing
|
||
|
|
|
||
|
|
va_start(ap, fmt); // Parses The String For Variables
|
||
|
|
gMessageBuffer[gMessagePos].pos.x=pos.x*kTextXPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.y=pos.y*kTextYPos;
|
||
|
|
gMessageBuffer[gMessagePos].pos.z=-1;
|
||
|
|
gMessageBuffer[gMessagePos].size=size;
|
||
|
|
gMessageBuffer[gMessagePos].startFade=gFrameCount+startFade*kFPS;
|
||
|
|
gMessageBuffer[gMessagePos].endFade=gFrameCount+endFade*kFPS;
|
||
|
|
gMessageBuffer[gMessagePos].startFadeIn=gFrameCount;
|
||
|
|
gMessageBuffer[gMessagePos].r=1;
|
||
|
|
gMessageBuffer[gMessagePos].g=1;
|
||
|
|
gMessageBuffer[gMessagePos].b=1;
|
||
|
|
gMessageBuffer[gMessagePos].a=gTextOpacity*0.7;
|
||
|
|
gMessageBuffer[gMessagePos].align=align;
|
||
|
|
gMessageBuffer[gMessagePos].tilt=0;
|
||
|
|
vsprintf(gMessageBuffer[gMessagePos++].text,fmt,ap); // And Converts Symbols To Actual Numbers
|
||
|
|
va_end(ap); // Results Are Stored In Text
|
||
|
|
}
|
||
|
|
|