raimon@prometeo
e245410c0a
- [FIX] font.bmp afegit - [NEW] Afegides regles de comprobació de memòria en la versió debug de compilació en el lagueirtofile - [FIX] la rom ha de carregar abans de atari2600::init() - [NEW] Implementació bàsica del PIA completada. - [FIX] El framebuffer intern en el mòdul TIA era incorrecte. - [NEW] Afegits accesors als registres del 6502 - [NEW] m6502::reset() - [FIX] [6502m] Corregits opcodes amb direccionament implicit: CLC, SEC, PHA, CLI, PLA, SEI, DEY, TXA, TYA, TXS, TAY, TAX, CLV, TSX, INY, DEX, CLD, INX, NOP i SED). Augmentaven el PC una posició de més.
252 lines
8.7 KiB
C++
252 lines
8.7 KiB
C++
#include "display.h"
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#include <SDL3/SDL.h>
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#include "tia.h"
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#include "atari2600.h"
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#include "ui_window.h"
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#include "6502debugger.h"
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#include "ui.h"
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namespace display
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{
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constexpr int screen_width = 160;
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constexpr int screen_height = 192;
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// Standard Stella NTSC Palette (ARGB format: 0xFFRRGGBB)
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// Indexed by: (COLUx >> 1) & 0x7F
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const uint32_t palette[128] = {
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// Hue $0 (Grayscale / Monochromatic)
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0xFF000000, 0xFF282828, 0xFF444444, 0xFF5C5C5C, 0xFF707070, 0xFF848484, 0xFF989898, 0xFFACACAC,
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// Hue $1 (Gold / Yellow-Orange)
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0xFF4C2C00, 0xFF684400, 0xFF845C00, 0xFF9C7400, 0xFFB48C00, 0xFFCCA414, 0xFFE4BC34, 0xFFFCD454,
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// Hue $2 (Orange / Red-Orange)
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0xFF541800, 0xFF742C00, 0xFF904400, 0xFFA85C00, 0xFFC07400, 0xFFD88C00, 0xFFF0A420, 0xFFFFBC40,
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// Hue $3 (Red-Orange)
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0xFF580C00, 0xFF781C00, 0xFF943000, 0xFFB04800, 0xFFC86000, 0xFFE07808, 0xFFF89028, 0xFFFFA848,
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// Hue $4 (Magenta / Red-Violet)
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0xFF540420, 0xFF74103C, 0xFF902058, 0xFFAC3474, 0xFFC4488C, 0xFFDC5CA8, 0xFFF474C0, 0xFFFF8CD8,
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// Hue $5 (Purple / Violet)
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0xFF440454, 0xFF601074, 0xFF7C2090, 0xFF9434AC, 0xFFAC48C4, 0xFFC45CDC, 0xFFDC74F4, 0xFFF48CFF,
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// Hue $6 (Blue-Violet / Indigo)
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0xFF2C0874, 0xFF441494, 0xFF5C24B0, 0xFF7438CC, 0xFF8C4CE4, 0xFFA460FC, 0xFFBC78FF, 0xFFD490FF,
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// Hue $7 (Blue)
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0xFF101480, 0xFF2424A0, 0xFF3C38BC, 0xFF504CD4, 0xFF6860EC, 0xFF8078FF, 0xFF9890FF, 0xFFB0A8FF,
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// Hue $8 (Blue-Cyan)
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0xFF002074, 0xFF003494, 0xFF0C48B0, 0xFF2060CC, 0xFF3474E4, 0xFF4C8CFC, 0xFF64A4FF, 0xFF7CBCFF,
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// Hue $9 (Cyan / Blue-Green)
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0xFF002854, 0xFF004074, 0xFF005490, 0xFF006CAC, 0xFF1880C4, 0xFF3098DC, 0xFF48B0F4, 0xFF60C8FF,
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// Hue $A (Teal / Green-Cyan)
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0xFF00302C, 0xFF004844, 0xFF00605C, 0xFF007874, 0xFF00908C, 0xFF1CA8A4, 0xFF38C0BC, 0xFF54D8D4,
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// Hue $B (Green)
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0xFF003408, 0xFF004C18, 0xFF00642C, 0xFF007C40, 0xFF009454, 0xFF14AC6C, 0xFF30C484, 0xFF4CDC9C,
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// Hue $C (Yellow-Green)
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0xFF0C3400, 0xFF204C00, 0xFF346400, 0xFF487C00, 0xFF5C9400, 0xFF74AC10, 0xFF8CC428, 0xFFA4DC44,
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// Hue $D (Olive Green)
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0xFF243000, 0xFF3C4800, 0xFF546000, 0xFF6C7800, 0xFF849000, 0xFF9CA800, 0xFFB4C018, 0xFFCCC434,
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// Hue $E (Brown / Olive-Yellow)
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0xFF3C2C00, 0xFF584000, 0xFF745800, 0xFF8C6C00, 0xFFA48400, 0xFFBC9C00, 0xFFD4B420, 0xFFECC83C,
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// Hue $F (Orange-Brown)
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0xFF482400, 0xFF643800, 0xFF805000, 0xFF986400, 0xFFB07C00, 0xFFC89400, 0xFFE0AC28, 0xFFF8C444
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};
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SDL_Window *win = nullptr;
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SDL_Renderer *ren = nullptr;
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SDL_Texture *tex = nullptr;
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SDL_Texture *uitex = nullptr;
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uint8_t zoom = 1;
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bool fullscreen = false;
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int fullscreen_scale = 1;
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SDL_FRect dest_rect;
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bool eventHandler(SDL_Event *e)
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{
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if (e->type==SDL_EVENT_WINDOW_CLOSE_REQUESTED) {
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return false;
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} else if ((e->type==SDL_EVENT_WINDOW_SHOWN) || (e->type==SDL_EVENT_WINDOW_EXPOSED)) {
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redraw();
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}
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if (e->type == SDL_EVENT_KEY_DOWN) {
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const SDL_Scancode &key = e->key.scancode;
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switch (key) {
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case SDL_SCANCODE_F8: atari2600::pause(); m6502debugger::show(); break;
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case SDL_SCANCODE_F12: if (atari2600::is_paused()) atari2600::resume(); else atari2600::pause(); break;
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case SDL_SCANCODE_Q: if (e->key.mod & SDL_KMOD_CTRL) { return false; break; }
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default: break;
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}
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if (atari2600::is_paused()) {
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switch (key) {
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case SDL_SCANCODE_F2: display::decZoom(); break;
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case SDL_SCANCODE_F3: display::incZoom(); break;
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case SDL_SCANCODE_F4: display::toggleFullscreen(); break;
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default: break;
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}
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}
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}
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if (e->type == SDL_EVENT_MOUSE_BUTTON_DOWN) {
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if (atari2600::is_paused())
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atari2600::resume();
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else
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atari2600::pause();
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}
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if (e->type == SDL_EVENT_MOUSE_MOTION) {
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SDL_ShowCursor();
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}
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return true;
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}
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void init()
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{
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if (win) ui::window::unregisterWindow(SDL_GetWindowID(win));
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if (tex) SDL_DestroyTexture(tex);
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if (uitex) SDL_DestroyTexture(uitex);
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if (ren) SDL_DestroyRenderer(ren);
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if (win) SDL_DestroyWindow(win);
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const int z = fullscreen ? 1 : zoom;
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win = SDL_CreateWindow("Atari 2600 Screen", screen_width*2*z, screen_height*z, 0);
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SDL_SetWindowFullscreen(win, fullscreen);
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ren = SDL_CreateRenderer(win, NULL);
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tex = SDL_CreateTexture(ren, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, screen_width, screen_height);
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SDL_SetTextureScaleMode(tex, SDL_SCALEMODE_NEAREST);
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uitex = ui::createtexture(ren);
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ui::window::registerWindow(SDL_GetWindowID(win), eventHandler);
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if (fullscreen)
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{
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int w, h;
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SDL_GetWindowSize(win, &w, &h);
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fullscreen_scale = h/screen_height;
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dest_rect.w = screen_width*2 * fullscreen_scale;
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dest_rect.h = screen_height * fullscreen_scale;
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dest_rect.x = (w - dest_rect.w)/2;
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dest_rect.y = (h - dest_rect.h)/2;
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}
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else
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{
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dest_rect.x = dest_rect.y = 0;
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dest_rect.w = screen_width*2 * zoom;
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dest_rect.h = screen_height * zoom;
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}
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focus();
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}
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void focus()
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{
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if (win)
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{
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SDL_RaiseWindow(win);
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redraw();
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}
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}
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void redraw(const bool present)
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{
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//if (zx_tape::getplaying() && zx_tape::getOption(ZXTAPE_OPTION_FAST_LOAD)) return;
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//ui::setrenderer(ren, uitex);
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const uint8_t *framebuffer = tia::get_framebuffer();
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//framebuffer += screen_width*26;
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Uint32* pixels;
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int pitch;
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SDL_LockTexture(tex, NULL, (void**)&pixels, &pitch);
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for (int i=0; i<screen_width*screen_height;++i) *(pixels++) = palette[framebuffer[i]];
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SDL_UnlockTexture(tex);
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if (fullscreen)
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{
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SDL_SetRenderDrawColor(ren, 0, 0, 0, 255);
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SDL_RenderClear(ren);
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}
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// Pintem la textura a pantalla
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SDL_RenderTexture(ren, tex, NULL, &dest_rect);
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// Pintem les ralles dels pixels
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//if (zoom>2 || fullscreen) {
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// SDL_SetRenderDrawBlendMode(ren, SDL_BLENDMODE_BLEND);
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// SDL_SetRenderDrawColor(ren, 160, 170, 5, 96);
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// const float scale = fullscreen ? fullscreen_scale : zoom;
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// for (int i=0;i<144;++i) SDL_RenderDrawLine(ren, dest_rect.x, dest_rect.y+i*scale, dest_rect.x+159*scale, dest_rect.y+i*scale);
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// for (int i=0;i<160;++i) SDL_RenderDrawLine(ren, dest_rect.x+i*scale, dest_rect.y, dest_rect.x+i*scale, dest_rect.y+143*scale);
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//}
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//if (present)
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// SDL_RenderPresent(ren);
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//else
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//{
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// SDL_SetRenderDrawBlendMode(ren, SDL_BLENDMODE_BLEND);
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// SDL_SetRenderDrawColor(ren, 0, 0, 0, 128);
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// int w = screen_width*zoom;
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// int h = screen_height*zoom;
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// if (fullscreen) SDL_GetWindowSize(win, &w, &h);
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// SDL_FRect rect {0,0,float(w),float(h)};
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// SDL_RenderFillRect(ren, &rect);
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//}
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if (atari2600::is_paused()) {
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SDL_SetRenderDrawBlendMode(ren, SDL_BLENDMODE_BLEND);
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SDL_SetRenderDrawColor(ren, 0, 0, 0, 128);
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int w = screen_width*2*zoom;
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int h = screen_height*zoom;
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if (fullscreen) SDL_GetWindowSize(win, &w, &h);
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SDL_FRect rect {0,0,float(w),float(h)};
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SDL_RenderFillRect(ren, &rect);
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}
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SDL_RenderPresent(ren);
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}
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void present()
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{
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SDL_RenderPresent(ren);
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}
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void setTitle(const char* title)
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{
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char tmp[256];
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strcpy(tmp, "MSX Screen");
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strcat(tmp, title);
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SDL_SetWindowTitle(win, tmp);
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}
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void setZoom(const int value)
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{
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if (fullscreen) return;
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if (value < 1) return;
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const SDL_DisplayMode *dm = SDL_GetCurrentDisplayMode(SDL_GetDisplayForWindow(win));
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if (screen_width*2*value > dm->w) return;
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if (screen_height*value > dm->h) return;
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zoom = value;
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init();
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}
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void incZoom()
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{
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if (fullscreen) return;
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setZoom(zoom+1);
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}
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void decZoom()
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{
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if (fullscreen) return;
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setZoom(zoom-1);
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}
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void toggleFullscreen()
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{
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fullscreen = !fullscreen;
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init();
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}
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const bool getFullscreen()
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{
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return fullscreen;
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}
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}
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