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Renderer.cpp
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Renderer.cpp
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#include <cmath>
#include <iostream>
#include <vector>
#include <cstdio>
#include <cstdlib>
#include "Config.h"
#include "Renderer.h"
#include "Graphics.h"
#include "simulation/Elements.h"
#include "simulation/ElementGraphics.h"
#include "simulation/Air.h"
#ifdef LUACONSOLE
#include "lua/LuaScriptInterface.h"
#include "lua/LuaScriptHelper.h"
#endif
extern "C"
{
#include "hmap.h"
#ifdef OGLR
#include "Shaders.h"
#endif
}
#ifndef OGLI
#define VIDXRES WINDOWW
#define VIDYRES WINDOWH
#else
#define VIDXRES XRES
#define VIDYRES YRES
#endif
void Renderer::RenderBegin()
{
#ifdef OGLI
#ifdef OGLR
draw_air();
draw_grav();
DrawWalls();
render_parts();
render_fire();
draw_other();
draw_grav_zones();
DrawSigns();
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
glTranslated(0, MENUSIZE, 0);
#else
if(display_mode & DISPLAY_PERS)
{
std::copy(persistentVid, persistentVid+(VIDXRES*YRES), vid);
}
pixel * oldVid;
if(display_mode & DISPLAY_WARP)
{
oldVid = vid;
vid = warpVid;
std::fill(warpVid, warpVid+(VIDXRES*VIDYRES), 0);
}
draw_air();
draw_grav();
DrawWalls();
render_parts();
if(display_mode & DISPLAY_PERS)
{
int i,r,g,b;
for (i = 0; i < VIDXRES*YRES; i++)
{
r = PIXR(vid[i]);
g = PIXG(vid[i]);
b = PIXB(vid[i]);
if (r>0)
r--;
if (g>0)
g--;
if (b>0)
b--;
persistentVid[i] = PIXRGB(r,g,b);
}
}
render_fire();
draw_other();
draw_grav_zones();
DrawSigns();
if(display_mode & DISPLAY_WARP)
{
vid = oldVid;
}
#endif
#else
if(display_mode & DISPLAY_PERS)
{
std::copy(persistentVid, persistentVid+(VIDXRES*YRES), vid);
}
pixel * oldVid = NULL;
if(display_mode & DISPLAY_WARP)
{
oldVid = vid;
vid = warpVid;
std::fill(warpVid, warpVid+(VIDXRES*VIDYRES), 0);
}
draw_air();
draw_grav();
DrawWalls();
render_parts();
if(display_mode & DISPLAY_PERS)
{
int i,r,g,b;
for (i = 0; i < VIDXRES*YRES; i++)
{
r = PIXR(vid[i]);
g = PIXG(vid[i]);
b = PIXB(vid[i]);
if (r>0)
r--;
if (g>0)
g--;
if (b>0)
b--;
persistentVid[i] = PIXRGB(r,g,b);
}
}
render_fire();
draw_other();
draw_grav_zones();
DrawSigns();
if(display_mode & DISPLAY_WARP)
{
vid = oldVid;
}
FinaliseParts();
#endif
}
void Renderer::RenderEnd()
{
#ifdef OGLI
#ifdef OGLR
glTranslated(0, -MENUSIZE, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, prevFbo);
FinaliseParts();
RenderZoom();
#else
RenderZoom();
FinaliseParts();
#endif
#else
RenderZoom();
#endif
}
void Renderer::SetSample(int x, int y)
{
sampleColor = GetPixel(x, y);
}
void Renderer::clearScreen(float alpha)
{
#ifdef OGLR
GLint prevFbo;
if(alpha > 0.999f)
{
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
glClear(GL_COLOR_BUFFER_BIT);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, prevFbo);
}
else
{
glBlendEquation(GL_FUNC_REVERSE_SUBTRACT);
glColor4f(1.0f, 1.0f, 1.0f, alpha);
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
glBegin(GL_QUADS);
glVertex2f(0, 0);
glVertex2f(XRES, 0);
glVertex2f(XRES, YRES);
glVertex2f(0, YRES);
glEnd();
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, prevFbo);
glBlendEquation(GL_FUNC_ADD);
}
glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
#endif
#ifdef OGLI
#ifndef OGLR
std::fill(vid, vid+(VIDXRES*VIDYRES), 0);
#endif
#else
g->Clear();
#endif
}
#ifdef OGLR
void Renderer::checkShader(GLuint shader, const char * shname)
{
GLint status;
glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
if (status == GL_FALSE)
{
char errorBuf[ GL_INFO_LOG_LENGTH];
int errLen;
glGetShaderInfoLog(shader, GL_INFO_LOG_LENGTH, &errLen, errorBuf);
fprintf(stderr, "Failed to compile %s shader:\n%s\n", shname, errorBuf);
exit(1);
}
}
void Renderer::checkProgram(GLuint program, const char * progname)
{
GLint status;
glGetProgramiv(program, GL_LINK_STATUS, &status);
if (status == GL_FALSE)
{
char errorBuf[ GL_INFO_LOG_LENGTH];
int errLen;
glGetShaderInfoLog(program, GL_INFO_LOG_LENGTH, &errLen, errorBuf);
fprintf(stderr, "Failed to link %s program:\n%s\n", progname, errorBuf);
exit(1);
}
}
void Renderer::loadShaders()
{
GLuint vertexShader, fragmentShader;
//Particle texture
vertexShader = glCreateShader(GL_VERTEX_SHADER);
fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource( vertexShader, 1, &fireVertex, NULL);
glShaderSource( fragmentShader, 1, &fireFragment, NULL);
glCompileShader( vertexShader );
checkShader(vertexShader, "FV");
glCompileShader( fragmentShader );
checkShader(fragmentShader, "FF");
fireProg = glCreateProgram();
glAttachShader( fireProg, vertexShader );
glAttachShader( fireProg, fragmentShader );
glLinkProgram( fireProg );
checkProgram(fireProg, "F");
//Lensing
vertexShader = glCreateShader(GL_VERTEX_SHADER);
fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource( vertexShader, 1, &lensVertex, NULL);
glShaderSource( fragmentShader, 1, &lensFragment, NULL);
glCompileShader( vertexShader );
checkShader(vertexShader, "LV");
glCompileShader( fragmentShader );
checkShader(fragmentShader, "LF");
lensProg = glCreateProgram();
glAttachShader( lensProg, vertexShader );
glAttachShader( lensProg, fragmentShader );
glLinkProgram( lensProg );
checkProgram(lensProg, "L");
//Air Velocity
vertexShader = glCreateShader(GL_VERTEX_SHADER);
fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource( vertexShader, 1, &airVVertex, NULL);
glShaderSource( fragmentShader, 1, &airVFragment, NULL);
glCompileShader( vertexShader );
checkShader(vertexShader, "AVX");
glCompileShader( fragmentShader );
checkShader(fragmentShader, "AVF");
airProg_Velocity = glCreateProgram();
glAttachShader( airProg_Velocity, vertexShader );
glAttachShader( airProg_Velocity, fragmentShader );
glLinkProgram( airProg_Velocity );
checkProgram(airProg_Velocity, "AV");
//Air Pressure
vertexShader = glCreateShader(GL_VERTEX_SHADER);
fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource( vertexShader, 1, &airPVertex, NULL);
glShaderSource( fragmentShader, 1, &airPFragment, NULL);
glCompileShader( vertexShader );
checkShader(vertexShader, "APV");
glCompileShader( fragmentShader );
checkShader(fragmentShader, "APF");
airProg_Pressure = glCreateProgram();
glAttachShader( airProg_Pressure, vertexShader );
glAttachShader( airProg_Pressure, fragmentShader );
glLinkProgram( airProg_Pressure );
checkProgram(airProg_Pressure, "AP");
//Air cracker
vertexShader = glCreateShader(GL_VERTEX_SHADER);
fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource( vertexShader, 1, &airCVertex, NULL);
glShaderSource( fragmentShader, 1, &airCFragment, NULL);
glCompileShader( vertexShader );
checkShader(vertexShader, "ACV");
glCompileShader( fragmentShader );
checkShader(fragmentShader, "ACF");
airProg_Cracker = glCreateProgram();
glAttachShader( airProg_Cracker, vertexShader );
glAttachShader( airProg_Cracker, fragmentShader );
glLinkProgram( airProg_Cracker );
checkProgram(airProg_Cracker, "AC");
}
#endif
void Renderer::FinaliseParts()
{
#ifdef OGLR
glEnable( GL_TEXTURE_2D );
if(display_mode & DISPLAY_WARP)
{
float xres = XRES, yres = YRES;
glUseProgram(lensProg);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, partsFboTex);
glUniform1i(glGetUniformLocation(lensProg, "pTex"), 0);
glActiveTexture(GL_TEXTURE1);
glBindTexture(GL_TEXTURE_2D, partsTFX);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, XRES/CELL, YRES/CELL, GL_RED, GL_FLOAT, sim->gravx);
glUniform1i(glGetUniformLocation(lensProg, "tfX"), 1);
glActiveTexture(GL_TEXTURE2);
glBindTexture(GL_TEXTURE_2D, partsTFY);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, XRES/CELL, YRES/CELL, GL_GREEN, GL_FLOAT, sim->gravy);
glUniform1i(glGetUniformLocation(lensProg, "tfY"), 2);
glActiveTexture(GL_TEXTURE0);
glUniform1fv(glGetUniformLocation(lensProg, "xres"), 1, &xres);
glUniform1fv(glGetUniformLocation(lensProg, "yres"), 1, &yres);
}
else
{
glBindTexture(GL_TEXTURE_2D, partsFboTex);
glBlendFunc(GL_ONE, GL_ONE);
}
int sdl_scale = 1;
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_QUADS);
glTexCoord2d(1, 0);
//glVertex3f(XRES*sdl_scale, WINDOWH*sdl_scale, 1.0);
glVertex3f(XRES*sdl_scale, YRES*sdl_scale, 1.0);
glTexCoord2d(0, 0);
//glVertex3f(0, WINDOWH*sdl_scale, 1.0);
glVertex3f(0, YRES*sdl_scale, 1.0);
glTexCoord2d(0, 1);
//glVertex3f(0, MENUSIZE*sdl_scale, 1.0);
glVertex3f(0, 0, 1.0);
glTexCoord2d(1, 1);
//glVertex3f(XRES*sdl_scale, MENUSIZE*sdl_scale, 1.0);
glVertex3f(XRES*sdl_scale, 0, 1.0);
glEnd();
if(display_mode & DISPLAY_WARP)
{
glUseProgram(0);
}
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable( GL_TEXTURE_2D );
#endif
#if defined(OGLI) && !defined(OGLR)
if(display_mode & DISPLAY_WARP)
{
render_gravlensing(warpVid);
}
g->draw_image(vid, 0, 0, VIDXRES, VIDYRES, 255);
#endif
#if !defined(OGLR) && !defined(OGLI)
if(display_mode & DISPLAY_WARP)
{
render_gravlensing(warpVid);
}
#endif
}
void Renderer::RenderZoom()
{
if(!zoomEnabled)
return;
#if defined(OGLR)
int sdl_scale = 1;
int origBlendSrc, origBlendDst;
float zcx1, zcx0, zcy1, zcy0, yfactor, xfactor, i; //X-Factor is shit, btw
xfactor = 1.0f/(float)XRES;
yfactor = 1.0f/(float)YRES;
yfactor*=-1.0f;
zcx1 = (zoomScopePosition.X)*xfactor;
zcx0 = (zoomScopePosition.X+zoomScopeSize)*xfactor;
zcy1 = (zoomScopePosition.Y-1)*yfactor;
zcy0 = ((zoomScopePosition.Y-1+zoomScopeSize))*yfactor;
glGetIntegerv(GL_BLEND_SRC, &origBlendSrc);
glGetIntegerv(GL_BLEND_DST, &origBlendDst);
glBlendFunc(GL_ONE, GL_ZERO);
glEnable( GL_TEXTURE_2D );
//glReadBuffer(GL_AUX0);
glBindTexture(GL_TEXTURE_2D, partsFboTex);
//Draw zoomed texture
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_QUADS);
glTexCoord2d(zcx1, zcy1);
glVertex2i(zoomWindowPosition.X, zoomWindowPosition.Y);
glTexCoord2d(zcx0, zcy1);
glVertex2i(zoomWindowPosition.X+(zoomScopeSize*ZFACTOR), zoomWindowPosition.Y);
glTexCoord2d(zcx0, zcy0);
glVertex2i(zoomWindowPosition.X+(zoomScopeSize*ZFACTOR), zoomWindowPosition.Y+(zoomScopeSize*ZFACTOR));
glTexCoord2d(zcx1, zcy0);
glVertex2i(zoomWindowPosition.X, zoomWindowPosition.Y+(zoomScopeSize*ZFACTOR));
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
glDisable( GL_TEXTURE_2D );
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
//Lines to make the pixels stand out
glLineWidth(sdl_scale);
//glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES);
glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
for(i = 0; i < zoomScopeSize; i++)
{
//Across
glVertex2i(zoomWindowPosition.X, zoomWindowPosition.Y+(i*ZFACTOR));
glVertex2i(zoomWindowPosition.X+(zoomScopeSize*ZFACTOR), zoomWindowPosition.Y+(i*ZFACTOR));
//Down
glVertex2i(zoomWindowPosition.X+(i*ZFACTOR), zoomWindowPosition.Y);
glVertex2i(zoomWindowPosition.X+(i*ZFACTOR), zoomWindowPosition.Y+(zoomScopeSize*ZFACTOR));
}
glEnd();
//Draw zoom window border
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_LINE_LOOP);
glVertex2i(zoomWindowPosition.X, zoomWindowPosition.Y);
glVertex2i(zoomWindowPosition.X+(zoomScopeSize*ZFACTOR), zoomWindowPosition.Y);
glVertex2i(zoomWindowPosition.X+(zoomScopeSize*ZFACTOR), zoomWindowPosition.Y+(zoomScopeSize*ZFACTOR));
glVertex2i(zoomWindowPosition.X, zoomWindowPosition.Y+(zoomScopeSize*ZFACTOR));
glEnd();
//glDisable(GL_LINE_SMOOTH);
if(zoomEnabled)
{
glEnable(GL_COLOR_LOGIC_OP);
//glEnable(GL_LINE_SMOOTH);
glLogicOp(GL_XOR);
glColor4f(1.0f, 1.0f, 1.0f, 1.0f);
glBegin(GL_LINE_LOOP);
glVertex2i(zoomScopePosition.X, zoomScopePosition.Y);
glVertex2i(zoomScopePosition.X+zoomScopeSize, zoomScopePosition.Y);
glVertex2i(zoomScopePosition.X+zoomScopeSize, zoomScopePosition.Y+zoomScopeSize);
glVertex2i(zoomScopePosition.X, zoomScopePosition.Y+zoomScopeSize);
/*glVertex3i((zoomScopePosition.X-1)*sdl_scale, (WINDOWH-(zoomScopePosition.Y-1))*sdl_scale, 0);
glVertex3i((zoomScopePosition.X-1)*sdl_scale, (WINDOWH-(zoomScopePosition.Y+zoomScopeSize))*sdl_scale, 0);
glVertex3i((zoomScopePosition.X+zoomScopeSize)*sdl_scale, (WINDOWH-(zoomScopePosition.Y+zoomScopeSize))*sdl_scale, 0);
glVertex3i((zoomScopePosition.X+zoomScopeSize)*sdl_scale, (WINDOWH-(zoomScopePosition.Y-1))*sdl_scale, 0);
glVertex3i((zoomScopePosition.X-1)*sdl_scale, (WINDOWH-(zoomScopePosition.Y-1))*sdl_scale, 0);*/
glEnd();
glDisable(GL_COLOR_LOGIC_OP);
}
glLineWidth(1);
glBlendFunc(origBlendSrc, origBlendDst);
#else
int x, y, i, j;
pixel pix;
pixel * img = vid;
clearrect(zoomWindowPosition.X-1, zoomWindowPosition.Y-1, zoomScopeSize*ZFACTOR+1, zoomScopeSize*ZFACTOR+1);
drawrect(zoomWindowPosition.X-2, zoomWindowPosition.Y-2, zoomScopeSize*ZFACTOR+3, zoomScopeSize*ZFACTOR+3, 192, 192, 192, 255);
drawrect(zoomWindowPosition.X-1, zoomWindowPosition.Y-1, zoomScopeSize*ZFACTOR+1, zoomScopeSize*ZFACTOR+1, 0, 0, 0, 255);
for (j=0; j<zoomScopeSize; j++)
for (i=0; i<zoomScopeSize; i++)
{
pix = img[(j+zoomScopePosition.Y)*(VIDXRES)+(i+zoomScopePosition.X)];
for (y=0; y<ZFACTOR-1; y++)
for (x=0; x<ZFACTOR-1; x++)
img[(j*ZFACTOR+y+zoomWindowPosition.Y)*(VIDXRES)+(i*ZFACTOR+x+zoomWindowPosition.X)] = pix;
}
if (zoomEnabled)
{
for (j=-1; j<=zoomScopeSize; j++)
{
xor_pixel(zoomScopePosition.X+j, zoomScopePosition.Y-1);
xor_pixel(zoomScopePosition.X+j, zoomScopePosition.Y+zoomScopeSize);
}
for (j=0; j<zoomScopeSize; j++)
{
xor_pixel(zoomScopePosition.X-1, zoomScopePosition.Y+j);
xor_pixel(zoomScopePosition.X+zoomScopeSize, zoomScopePosition.Y+j);
}
}
#endif
}
int Renderer_wtypesCount;
wall_type * Renderer_wtypes = LoadWalls(Renderer_wtypesCount);
VideoBuffer * Renderer::WallIcon(int wallID, int width, int height)
{
int i, j;
int wt = wallID;
if (wt<0 || wt>=Renderer_wtypesCount)
return 0;
wall_type *wtypes = Renderer_wtypes;
pixel pc = wtypes[wt].colour;
pixel gc = wtypes[wt].eglow;
VideoBuffer * newTexture = new VideoBuffer(width, height);
if (wtypes[wt].drawstyle==1)
{
for (j=0; j<height; j+=2)
for (i=(j>>1)&1; i<width; i+=2)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
else if (wtypes[wt].drawstyle==2)
{
for (j=0; j<height; j+=2)
for (i=0; i<width; i+=2)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
else if (wtypes[wt].drawstyle==3)
{
for (j=0; j<height; j++)
for (i=0; i<width; i++)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
else if (wtypes[wt].drawstyle==4)
{
for (j=0; j<height; j++)
for (i=0; i<width; i++)
if(i%CELL == j%CELL)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
else if (i%CELL == (j%CELL)+1 || (i%CELL == 0 && j%CELL == CELL-1))
newTexture->SetPixel(i, j, PIXR(gc), PIXG(gc), PIXB(gc), 255);
else
newTexture->SetPixel(i, j, 0x20, 0x20, 0x20, 255);
}
// special rendering for some walls
if (wt==WL_EWALL)
{
for (j=0; j<height; j++)
{
for (i=0; i<(width/4)+j; i++)
{
if (!(i&j&1))
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
for (; i<width; i++)
{
if (i&j&1)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
}
}
else if (wt==WL_WALLELEC)
{
for (j=0; j<height; j++)
for (i=0; i<width; i++)
{
if (!(j%2) && !(i%2))
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
else
newTexture->SetPixel(i, j, 0x80, 0x80, 0x80, 255);
}
}
else if (wt==WL_EHOLE)
{
for (j=0; j<height; j++)
{
for (i=0; i<(width/4)+j; i++)
{
if (i&j&1)
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
for (; i<width; i++)
{
if (!(i&j&1))
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
}
}
else if (wt == WL_ERASE)
{
for (j=0; j<height; j+=2)
{
for (i=1+(1&(j>>1)); i<width/2; i+=2)
{
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
}
for (j=0; j<height; j++)
{
for (i=width/2; i<width; i++)
{
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
}
for (j=3; j<(width-4)/2; j++)
{
newTexture->SetPixel(j+6, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(j+7, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+19, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+20, j, 0xFF, 0, 0, 255);
}
}
else if (wt == WL_ERASEALL)
{
for (int j = 0; j < height; j++)
{
int r = 100, g = 150, b = 50;
int rd = 1, gd = -1, bd = -1;
for (int i = 0; i < width; i++)
{
r += 15*rd;
g += 15*gd;
b += 15*bd;
if (r > 200) rd = -1;
if (g > 200) gd = -1;
if (b > 200) bd = -1;
if (r < 15) rd = 1;
if (g < 15) gd = 1;
if (b < 15) bd = 1;
int rc = std::min(150, std::max(0, r));
int gc = std::min(200, std::max(0, g));
int bc = std::min(200, std::max(0, b));
newTexture->SetPixel(i, j, rc, gc, bc, 255);
}
}
for (int j = 3; j < (width-4)/2; j++)
{
newTexture->SetPixel(j+0, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(j+1, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+13, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+14, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(j+11, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(j+12, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+24, j, 0xFF, 0, 0, 255);
newTexture->SetPixel(-j+25, j, 0xFF, 0, 0, 255);
}
}
else if(wt == WL_STREAM)
{
for (j=0; j<height; j++)
{
for (i=0; i<width; i++)
{
pc = i==0||i==width-1||j==0||j==height-1 ? PIXPACK(0xA0A0A0) : PIXPACK(0x000000);
newTexture->SetPixel(i, j, PIXR(pc), PIXG(pc), PIXB(pc), 255);
}
}
newTexture->SetCharacter(4, 2, 0x8D, 255, 255, 255, 255);
for (i=width/3; i<width; i++)
{
newTexture->SetPixel(i, 7+(int)(3.9f*cos(i*0.3f)), 255, 255, 255, 255);
}
}
return newTexture;
}
void Renderer::DrawBlob(int x, int y, unsigned char cr, unsigned char cg, unsigned char cb)
{
blendpixel(x+1, y, cr, cg, cb, 112);
blendpixel(x-1, y, cr, cg, cb, 112);
blendpixel(x, y+1, cr, cg, cb, 112);
blendpixel(x, y-1, cr, cg, cb, 112);
blendpixel(x+1, y-1, cr, cg, cb, 64);
blendpixel(x-1, y-1, cr, cg, cb, 64);
blendpixel(x+1, y+1, cr, cg, cb, 64);
blendpixel(x-1, y+1, cr, cg, cb, 64);
}
void Renderer::DrawWalls()
{
#ifdef OGLR
// terrible OpenGL "support"
GLint prevFbo;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
glTranslated(0, MENUSIZE, 0);
for (int y = 0; y < YRES/CELL; y++)
for (int x = 0; x < XRES/CELL; x++)
if (sim->bmap[y][x])
{
unsigned char wt = sim->bmap[y][x];
if (wt >= UI_WALLCOUNT)
continue;
pixel pc = sim->wtypes[wt].colour;
pixel gc = sim->wtypes[wt].eglow;
int cr = PIXR(pc);
int cg = PIXG(pc);
int cb = PIXB(pc);
fillrect(x*CELL, y*CELL, CELL, CELL, cr, cg, cb, 255);
}
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, prevFbo);
glTranslated(0, -MENUSIZE, 0);
#else
for (int y = 0; y < YRES/CELL; y++)
for (int x =0; x < XRES/CELL; x++)
if (sim->bmap[y][x])
{
unsigned char wt = sim->bmap[y][x];
if (wt >= UI_WALLCOUNT)
continue;
unsigned char powered = sim->emap[y][x];
pixel pc = PIXPACK(sim->wtypes[wt].colour);
pixel gc = PIXPACK(sim->wtypes[wt].eglow);
if (findingElement)
{
pc = PIXRGB(PIXR(pc)/10,PIXG(pc)/10,PIXB(pc)/10);
gc = PIXRGB(PIXR(gc)/10,PIXG(gc)/10,PIXB(gc)/10);
}
switch (sim->wtypes[wt].drawstyle)
{
case 0:
if (wt == WL_EWALL)
{
if (powered)
{
for (int j = 0; j < CELL; j++)
for (int i =0; i < CELL; i++)
if (i&j&1)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
}
else
{
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
if (!(i&j&1))
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
}
}
else if (wt == WL_WALLELEC)
{
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
{
if (!((y*CELL+j)%2) && !((x*CELL+i)%2))
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
else
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x808080);
}
}
else if (wt == WL_EHOLE)
{
if (powered)
{
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x242424);
for (int j = 0; j < CELL; j += 2)
for (int i = 0; i < CELL; i += 2)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x000000);
}
else
{
for (int j = 0; j < CELL; j += 2)
for (int i =0; i < CELL; i += 2)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x242424);
}
}
else if (wt == WL_STREAM)
{
float xf = x*CELL + CELL*0.5f;
float yf = y*CELL + CELL*0.5f;
int oldX = (int)(xf+0.5f), oldY = (int)(yf+0.5f);
int newX, newY;
float xVel = sim->vx[y][x]*0.125f, yVel = sim->vy[y][x]*0.125f;
// there is no velocity here, draw a streamline and continue
if (!xVel && !yVel)
{
drawtext(x*CELL, y*CELL-2, "\x8D", 255, 255, 255, 128);
addpixel(oldX, oldY, 255, 255, 255, 255);
continue;
}
bool changed = false;
for (int t = 0; t < 1024; t++)
{
newX = (int)(xf+0.5f);
newY = (int)(yf+0.5f);
if (newX != oldX || newY != oldY)
{
changed = true;
oldX = newX;
oldY = newY;
}
if (changed && (newX<0 || newX>=XRES || newY<0 || newY>=YRES))
break;
addpixel(newX, newY, 255, 255, 255, 64);
// cache velocity and other checks so we aren't running them constantly
if (changed)
{
int wallX = newX/CELL;
int wallY = newY/CELL;
xVel = sim->vx[wallY][wallX]*0.125f;
yVel = sim->vy[wallY][wallX]*0.125f;
if (wallX != x && wallY != y && sim->bmap[wallY][wallX] == WL_STREAM)
break;
}
xf += xVel;
yf += yVel;
}
drawtext(x*CELL, y*CELL-2, "\x8D", 255, 255, 255, 128);
}
break;
case 1:
for (int j = 0; j < CELL; j += 2)
for (int i = (j>>1)&1; i < CELL; i += 2)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
break;
case 2:
for (int j = 0; j < CELL; j += 2)
for (int i = 0; i < CELL; i += 2)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
break;
case 3:
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
break;
case 4:
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
if (i == j)
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = pc;
else if (i == j+1 || (i == 0 && j == CELL-1))
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = gc;
else
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x202020);
break;
}
// when in blob view, draw some blobs...
if (render_mode & PMODE_BLOB)
{
switch (sim->wtypes[wt].drawstyle)
{
case 0:
if (wt == WL_EWALL)
{
if (powered)
{
for (int j = 0; j < CELL; j++)
for (int i =0; i < CELL; i++)
if (i&j&1)
drawblob((x*CELL+i), (y*CELL+j), 0x80, 0x80, 0x80);
}
else
{
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
if (!(i&j&1))
drawblob((x*CELL+i), (y*CELL+j), 0x80, 0x80, 0x80);
}
}
else if (wt == WL_WALLELEC)
{
for (int j = 0; j < CELL; j++)
for (int i =0; i < CELL; i++)
{
if (!((y*CELL+j)%2) && !((x*CELL+i)%2))
drawblob((x*CELL+i), (y*CELL+j), PIXR(pc), PIXG(pc), PIXB(pc));
else
drawblob((x*CELL+i), (y*CELL+j), 0x80, 0x80, 0x80);
}
}
else if (wt == WL_EHOLE)
{
if (powered)
{
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
drawblob((x*CELL+i), (y*CELL+j), 0x24, 0x24, 0x24);
for (int j = 0; j < CELL; j += 2)
for (int i = 0; i < CELL; i += 2)
// looks bad if drawing black blobs
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x000000);
}
else
{
for (int j = 0; j < CELL; j += 2)
for (int i = 0; i < CELL; i += 2)
drawblob((x*CELL+i), (y*CELL+j), 0x24, 0x24, 0x24);
}
}
break;
case 1:
for (int j = 0; j < CELL; j += 2)
for (int i = (j>>1)&1; i < CELL; i += 2)
drawblob((x*CELL+i), (y*CELL+j), PIXR(pc), PIXG(pc), PIXB(pc));
break;
case 2:
for (int j = 0; j < CELL; j += 2)
for (int i = 0; i < CELL; i+=2)
drawblob((x*CELL+i), (y*CELL+j), PIXR(pc), PIXG(pc), PIXB(pc));
break;
case 3:
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
drawblob((x*CELL+i), (y*CELL+j), PIXR(pc), PIXG(pc), PIXB(pc));
break;
case 4:
for (int j = 0; j < CELL; j++)
for (int i = 0; i < CELL; i++)
if (i == j)
drawblob((x*CELL+i), (y*CELL+j), PIXR(pc), PIXG(pc), PIXB(pc));
else if (i == j+1 || (i == 0 && j == CELL-1))
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = gc;
else
// looks bad if drawing black blobs
vid[(y*CELL+j)*(VIDXRES)+(x*CELL+i)] = PIXPACK(0x202020);
break;
}
}
if (sim->wtypes[wt].eglow && powered)
{
// glow if electrified
pixel glow = sim->wtypes[wt].eglow;
int alpha = 255;
int cr = (alpha*PIXR(glow) + (255-alpha)*fire_r[y/CELL][x/CELL]) >> 8;
int cg = (alpha*PIXG(glow) + (255-alpha)*fire_g[y/CELL][x/CELL]) >> 8;
int cb = (alpha*PIXB(glow) + (255-alpha)*fire_b[y/CELL][x/CELL]) >> 8;
if (cr > 255)
cr = 255;
if (cg > 255)
cg = 255;
if (cb > 255)
cb = 255;
fire_r[y][x] = cr;
fire_g[y][x] = cg;
fire_b[y][x] = cb;
}
}
#endif
}
void Renderer::DrawSigns()
{
int x, y, w, h;
std::vector<sign> signs = sim->signs;
#ifdef OGLR
GLint prevFbo;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &prevFbo);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, partsFbo);
glTranslated(0, MENUSIZE, 0);
#endif
for (size_t i = 0; i < signs.size(); i++)
if (signs[i].text.length())
{
char type = 0;
std::string text = signs[i].getText(sim);
sign::splitsign(signs[i].text.c_str(), &type);
signs[i].pos(text, x, y, w, h);
clearrect(x, y, w+1, h);
drawrect(x, y, w+1, h, 192, 192, 192, 255);
if (!type)
drawtext(x+3, y+3, text, 255, 255, 255, 255);
else if(type == 'b')
drawtext(x+3, y+3, text, 211, 211, 40, 255);
else
drawtext(x+3, y+3, text, 0, 191, 255, 255);
if (signs[i].ju != sign::None)
{
int x = signs[i].x;
int y = signs[i].y;
int dx = 1 - signs[i].ju;
int dy = (signs[i].y > 18) ? -1 : 1;