dfhack/plugins/rendermax/renderer_opengl.hpp

404 lines
11 KiB
C++

//original file from https://github.com/Baughn/Dwarf-Fortress--libgraphics-
#ifndef RENDERER_OPENGL_INCLUDED
#define RENDERER_OPENGL_INCLUDED
#include "tinythread.h"
#include "fast_mutex.h"
#include "Core.h"
#include <VTableInterpose.h>
#include "df/renderer.h"
#include "df/init.h"
#include "df/enabler.h"
#include "df/zoom_commands.h"
#include "df/texture_handler.h"
#include "df/graphic.h"
#include <math.h>
using df::renderer;
using df::init;
using df::enabler;
struct old_opengl:public renderer
{
void* sdlSurface;
int32_t dispx,dispy;
float *vertexes, *fg, *bg, *tex;
int32_t zoom_steps,forced_steps,natural_w,natural_h;
int32_t off_x,off_y,size_x,size_y;
};
struct renderer_wrap : public renderer {
private:
void set_to_null() {
screen = NULL;
screentexpos = NULL;
screentexpos_addcolor = NULL;
screentexpos_grayscale = NULL;
screentexpos_cf = NULL;
screentexpos_cbr = NULL;
screen_old = NULL;
screentexpos_old = NULL;
screentexpos_addcolor_old = NULL;
screentexpos_grayscale_old = NULL;
screentexpos_cf_old = NULL;
screentexpos_cbr_old = NULL;
}
void copy_from_inner() {
screen = parent->screen;
screentexpos = parent->screentexpos;
screentexpos_addcolor = parent->screentexpos_addcolor;
screentexpos_grayscale = parent->screentexpos_grayscale;
screentexpos_cf = parent->screentexpos_cf;
screentexpos_cbr = parent->screentexpos_cbr;
screen_old = parent->screen_old;
screentexpos_old = parent->screentexpos_old;
screentexpos_addcolor_old = parent->screentexpos_addcolor_old;
screentexpos_grayscale_old = parent->screentexpos_grayscale_old;
screentexpos_cf_old = parent->screentexpos_cf_old;
screentexpos_cbr_old = parent->screentexpos_cbr_old;
}
void copy_to_inner() {
parent->screen = screen;
parent->screentexpos = screentexpos;
parent->screentexpos_addcolor = screentexpos_addcolor;
parent->screentexpos_grayscale = screentexpos_grayscale;
parent->screentexpos_cf = screentexpos_cf;
parent->screentexpos_cbr = screentexpos_cbr;
parent->screen_old = screen_old;
parent->screentexpos_old = screentexpos_old;
parent->screentexpos_addcolor_old = screentexpos_addcolor_old;
parent->screentexpos_grayscale_old = screentexpos_grayscale_old;
parent->screentexpos_cf_old = screentexpos_cf_old;
parent->screentexpos_cbr_old = screentexpos_cbr_old;
}
public:
renderer_wrap(renderer* parent):parent(parent)
{
copy_from_inner();
}
virtual void update_tile(int32_t x, int32_t y) {
copy_to_inner();
parent->update_tile(x,y);
};
virtual void update_all() {
copy_to_inner();
parent->update_all();
};
virtual void render() {
copy_to_inner();
parent->render();
};
virtual void set_fullscreen() {
copy_to_inner();
parent->set_fullscreen();
};
virtual void zoom(df::zoom_commands z) {
copy_to_inner();
parent->zoom(z);
};
virtual void resize(int32_t w, int32_t h) {
copy_to_inner();
parent->resize(w,h);
copy_from_inner();
};
virtual void grid_resize(int32_t w, int32_t h) {
copy_to_inner();
parent->grid_resize(w,h);
copy_from_inner();
};
virtual ~renderer_wrap() {
df::global::enabler->renderer=parent;
};
virtual bool get_mouse_coords(int32_t* x, int32_t* y) {
return parent->get_mouse_coords(x,y);
};
virtual bool uses_opengl() {
return parent->uses_opengl();
};
void invalidateRect(int32_t x,int32_t y,int32_t w,int32_t h)
{
for(int i=x;i<x+w;i++)
for(int j=y;j<y+h;j++)
{
int index=i*df::global::gps->dimy + j;
screen_old[index*4]=screen[index*4]+1;//ensure tile is different
}
};
void invalidate()
{
invalidateRect(0,0,df::global::gps->dimx,df::global::gps->dimy);
//df::global::gps->force_full_display_count++;
};
protected:
renderer* parent;
};
struct renderer_trippy : public renderer_wrap {
private:
float rFloat()
{
return rand()/(float)RAND_MAX;
}
void colorizeTile(int x,int y)
{
const int tile = x*(df::global::gps->dimy) + y;
old_opengl* p=reinterpret_cast<old_opengl*>(parent);
float *fg = p->fg + tile * 4 * 6;
float *bg = p->bg + tile * 4 * 6;
float *tex = p->tex + tile * 2 * 6;
const float val=1/2.0;
float r=rFloat()*val - val/2;
float g=rFloat()*val - val/2;
float b=rFloat()*val - val/2;
float backr=rFloat()*val - val/2;
float backg=rFloat()*val - val/2;
float backb=rFloat()*val - val/2;
for (int i = 0; i < 6; i++) {
*(fg++) += r;
*(fg++) += g;
*(fg++) += b;
*(fg++) = 1;
*(bg++) += backr;
*(bg++) += backg;
*(bg++) += backb;
*(bg++) = 1;
}
}
public:
renderer_trippy(renderer* parent):renderer_wrap(parent)
{
}
virtual void update_tile(int32_t x, int32_t y) {
renderer_wrap::update_tile(x,y);
colorizeTile(x,y);
};
virtual void update_all() {
renderer_wrap::update_all();
for (int x = 0; x < df::global::gps->dimx; x++)
for (int y = 0; y < df::global::gps->dimy; y++)
colorizeTile(x,y);
};
};
struct rgbf
{
float r,g,b;
rgbf():r(0),g(0),b(0)
{
}
rgbf(float r,float g,float b):r(r),g(g),b(b)
{
}
rgbf operator-(const rgbf& cell) const
{
return rgbf(r-cell.r,g-cell.g,b-cell.b);
}
rgbf operator*(float val)const
{
return rgbf(r*val,g*val,b*val);
}
rgbf operator/(float val) const
{
return rgbf(r/val,g/val,b/val);
}
rgbf operator*(const rgbf& cell) const
{
return rgbf(r*cell.r,g*cell.g,b*cell.b);
}
rgbf operator*=(float val)
{
r*=val;
g*=val;
b*=val;
return *this;
}
rgbf operator*=(const rgbf& cell)
{
r*=cell.r;
g*=cell.g;
b*=cell.b;
return *this;
}
rgbf operator+=(const rgbf& cell)
{
r+=cell.r;
g+=cell.g;
b+=cell.b;
return *this;
}
rgbf operator+(const rgbf& other) const
{
return rgbf(r+other.r,g+other.g,b+other.b);
}
bool operator<=(const rgbf& other) const
{
return r<=other.r && g<=other.g && b<=other.b;
}
float dot(const rgbf& other) const
{
return r*other.r+g*other.g+b*other.b;
}
rgbf pow(const float exp) const
{
return rgbf(std::pow(r, exp), std::pow(g, exp), std::pow(b, exp));
}
rgbf pow(const int exp) const
{
return rgbf(std::pow(r, exp), std::pow(g, exp), std::pow(b, exp));
}
};
struct renderer_test : public renderer_wrap {
private:
void colorizeTile(int x,int y)
{
const int tile = x*(df::global::gps->dimy) + y;
old_opengl* p=reinterpret_cast<old_opengl*>(parent);
float *fg = p->fg + tile * 4 * 6;
float *bg = p->bg + tile * 4 * 6;
float *tex = p->tex + tile * 2 * 6;
rgbf light=lightGrid[tile];
for (int i = 0; i < 6; i++) {
*(fg++) *= light.r;
*(fg++) *= light.g;
*(fg++) *= light.b;
*(fg++) = 1;
*(bg++) *= light.r;
*(bg++) *= light.g;
*(bg++) *= light.b;
*(bg++) = 1;
}
}
void reinitLightGrid(int w,int h)
{
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
lightGrid.resize(w*h);
}
void reinitLightGrid()
{
reinitLightGrid(df::global::gps->dimy,df::global::gps->dimx);
}
public:
tthread::fast_mutex dataMutex;
std::vector<rgbf> lightGrid;
renderer_test(renderer* parent):renderer_wrap(parent)
{
reinitLightGrid();
}
virtual void update_tile(int32_t x, int32_t y) {
renderer_wrap::update_tile(x,y);
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
colorizeTile(x,y);
//some sort of mutex or sth?
//and then map read
};
virtual void update_all() {
renderer_wrap::update_all();
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
for (int x = 0; x < df::global::gps->dimx; x++)
for (int y = 0; y < df::global::gps->dimy; y++)
colorizeTile(x,y);
//some sort of mutex or sth?
//and then map read
//same stuff for all of them i guess...
};
virtual void grid_resize(int32_t w, int32_t h) {
renderer_wrap::grid_resize(w,h);
reinitLightGrid(w,h);
};
virtual void resize(int32_t w, int32_t h) {
renderer_wrap::resize(w,h);
reinitLightGrid(w,h);
}
};
struct rgba
{
float r,g,b,a;
};
struct renderer_lua : public renderer_wrap {
private:
void overwriteTile(int x,int y)
{
const int tile = xyToTile(x,y);
old_opengl* p=reinterpret_cast<old_opengl*>(parent);
float *fg = p->fg + tile * 4 * 6;
float *bg = p->bg + tile * 4 * 6;
float *tex = p->tex + tile * 2 * 6;
rgbf fm=foreMult[tile];
rgbf fo=foreOffset[tile];
rgbf bm=backMult[tile];
rgbf bo=backOffset[tile];
for (int i = 0; i < 6; i++) {
rgba* fore=reinterpret_cast<rgba*>(fg);
fore->r=fore->r*fm.r+fo.r;
fore->g=fore->g*fm.g+fo.g;
fore->b=fore->b*fm.b+fo.b;
fg+=4;
rgba* back=reinterpret_cast<rgba*>(bg);
back->r=back->r*bm.r+bo.r;
back->g=back->g*bm.g+bo.g;
back->b=back->b*bm.b+bo.b;
bg+=4;
}
}
void reinitGrids(int w,int h)
{
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
foreOffset.resize(w*h);
foreMult.resize(w*h);
backOffset.resize(w*h);
backMult.resize(w*h);
}
void reinitGrids()
{
reinitGrids(df::global::gps->dimy,df::global::gps->dimx);
}
public:
tthread::fast_mutex dataMutex;
std::vector<rgbf> foreOffset,foreMult;
std::vector<rgbf> backOffset,backMult;
inline int xyToTile(int x, int y)
{
return x*(df::global::gps->dimy) + y;
}
renderer_lua(renderer* parent):renderer_wrap(parent)
{
reinitGrids();
}
virtual void update_tile(int32_t x, int32_t y) {
renderer_wrap::update_tile(x,y);
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
overwriteTile(x,y);
//some sort of mutex or sth?
//and then map read
};
virtual void update_all() {
renderer_wrap::update_all();
tthread::lock_guard<tthread::fast_mutex> guard(dataMutex);
for (int x = 0; x < df::global::gps->dimx; x++)
for (int y = 0; y < df::global::gps->dimy; y++)
overwriteTile(x,y);
//some sort of mutex or sth?
//and then map read
//same stuff for all of them i guess...
};
virtual void grid_resize(int32_t w, int32_t h) {
renderer_wrap::grid_resize(w,h);
reinitGrids(w,h);
};
virtual void resize(int32_t w, int32_t h) {
renderer_wrap::resize(w,h);
reinitGrids(w,h);
}
};
#endif