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