src/emulation/sky/framebuffer.hpp

   1 #ifndef _skycore__framebuffer__hpp__included__
   2 #define _skycore__framebuffer__hpp__included__
   3
   4 #include <cstdint>
   5
   6 #define FB_SCALE 3
   7 #define FB_WIDTH (FB_SCALE * 320)
   8 #define FB_HEIGHT (FB_SCALE * 200)
   9 #define FB_MAJSTRIDE (FB_SCALE * FB_SCALE * 320)
  10
  11 namespace sky
  12 {
  13         inline void framebuffer_blend1(uint32_t& fbpix, uint32_t rpixel)
  14         {
  15                 fbpix = rpixel & 0x00FFFFFFU;
  16         }
  17
  18         inline void framebuffer_blend2(uint32_t& fbpix, uint32_t rpixel)
  19         {
  20                 if((fbpix >> 31) == 0)
  21                         fbpix = rpixel & 0x01FFFFFFU;
  22         }
  23
  24         //Take origbuffer and completely rerender framebuffer.
  25         void render_backbuffer(struct instance& inst);
  26         //Take a reigon of origbuffer and rerender that into framebuffer.
  27         void render_framebuffer_update(struct instance& inst, uint16_t x, uint16_t y, uint16_t w, uint16_t h);
  28         //Render a vertical line into framebuffer. Uses n*320x200 screen size!
  29         void render_framebuffer_vline(struct instance& inst, uint16_t x, uint16_t y1, uint16_t y2, uint32_t color);
  30         //Render a gauge block.
  31         void draw_block(struct instance& inst, const uint8_t* pointer, uint16_t position, uint32_t c1, uint32_t c2,
  32                 bool zero = false);
  33         void draw_block2(struct instance& inst, const char* pointer, uint16_t position, uint32_t c1, uint32_t c2,
  34                 bool zero = false);
  35         //Render a message.
  36         void draw_message(struct instance& inst, const char* pointer, uint32_t c1, uint32_t c2);
  37         //Draw column in distance gauge.
  38         void draw_distance_column(struct instance& inst, uint16_t col, uint32_t c);
  39         //Blink between colors in specified block.
  40         void blink_between(struct instance& inst, unsigned x, unsigned y, unsigned w, unsigned h, uint32_t c1,
  41                 uint32_t c2);
  42         //Draw a bitmap at full resolution.
  43         void draw_bitmap(struct instance& inst, const uint32_t* bitmap, unsigned x, unsigned y);
  44 }
  45
  46 #endif