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<div id="projectname">PicoVGA
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 <span id="projectnumber">1.2-cmake</span>
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<div id="projectbrief">VGA/TV display on Raspberry Pico</div>
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<div class="title">define.h</div> </div>
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<div class="contents">
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<a href="define_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "vga_config.h"</span> <span class="comment">// VGA configuration</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#define LAYERS_MAX 4 </span><span class="comment">// max. number of layers (should be 4)</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  </div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#define BLACK_MAX MAXX </span><span class="comment">// size of buffer with black color (used to clear rest of unused line)</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  </div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// VGA PIO program</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gac97aa4e68f9c89b8c71d011b0956de1f"> 17</a></span> <span class="preprocessor">#define BASE_OFFSET 17 </span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gaa1c2d870b2d7a0a7a2c2341183342b21"> 18</a></span> <span class="preprocessor">#define LAYER_OFFSET 0 </span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// layer program</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga5af95ed8e8967ef12787636b6b902924"> 21</a></span> <span class="preprocessor">#define LAYERPROG_BASE 0 </span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga7de97bc16e3da10d03796876b3132877"> 22</a></span> <span class="preprocessor">#define LAYERPROG_KEY 1 </span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gae652a56aab6bb8379ffa0ea9cbe50f57"> 23</a></span> <span class="preprocessor">#define LAYERPROG_BLACK 2 </span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga61636dd304a9b6a1569de441b7f347fa"> 24</a></span> <span class="preprocessor">#define LAYERPROG_WHITE 3 </span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gaf236b6b45739cbf708297f44278abf90"> 25</a></span> <span class="preprocessor">#define LAYERPROG_MONO 4 </span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga7c7fb76948995d9fcc13e39732a29081"> 26</a></span> <span class="preprocessor">#define LAYERPROG_RLE 5 </span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  </div>
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<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gab152ba7d55b966804711247ebac62b3a"> 28</a></span> <span class="preprocessor">#define LAYERPROG_NUM 6 </span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// layer mode (CPP = clock cycles per pixel)</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Control buffer: 16 bytes</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// Data buffer: 4 bytes</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// fast sprites can be up Control buffer: width*2 bytes</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// sprites Data buffer: width bytes</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gad69e79889f842c7e6b9d9bd2086b619d"> 35</a></span> <span class="preprocessor">#define LAYERMODE_BASE 0 </span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gab14875f1e26da3948ae9b943505130d6"> 36</a></span> <span class="preprocessor">#define LAYERMODE_KEY 1 </span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga56f6135b5dae7aded17981543343c23c"> 37</a></span> <span class="preprocessor">#define LAYERMODE_BLACK 2 </span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gaa1d27c8389336e9cb8f898a32e3ddf49"> 38</a></span> <span class="preprocessor">#define LAYERMODE_WHITE 3 </span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga6f9ee7939475d55ac335b33b0e4bc431"> 39</a></span> <span class="preprocessor">#define LAYERMODE_MONO 4 </span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga2643e48ca17a8b7fcedab422104efd7e"> 40</a></span> <span class="preprocessor">#define LAYERMODE_COLOR 5 </span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gabca5b092d4f3af2a33cf67201c19155c"> 41</a></span> <span class="preprocessor">#define LAYERMODE_RLE 6 </span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga82cb899eedcf1830412578e4d2120982"> 42</a></span> <span class="preprocessor">#define LAYERMODE_SPRITEKEY 7 </span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga409482cf739f166891b6c7de51ec8f50"> 43</a></span> <span class="preprocessor">#define LAYERMODE_SPRITEBLACK 8 </span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga0da04f300787ea8fb6d282a06696e00b"> 44</a></span> <span class="preprocessor">#define LAYERMODE_SPRITEWHITE 9 </span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga14983620b33323dc5e9ad4c2f59a2674"> 45</a></span> <span class="preprocessor">#define LAYERMODE_FASTSPRITEKEY 10 </span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga92bfc711a47d3e3db9d4f014b1a0ece4"> 46</a></span> <span class="preprocessor">#define LAYERMODE_FASTSPRITEBLACK 11 </span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga287d940367f5bf5ab746c8abe8d063c7"> 47</a></span> <span class="preprocessor">#define LAYERMODE_FASTSPRITEWHITE 12 </span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga73f7e2111375c89d1df33b941154c9a4"> 48</a></span> <span class="preprocessor">#define LAYERMODE_PERSPKEY 13 </span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gab09c202d0ab364d040ca7ae19c26b909"> 49</a></span> <span class="preprocessor">#define LAYERMODE_PERSPBLACK 14 </span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga2f1510ca69e690efdf40ccf29dd9c85c"> 50</a></span> <span class="preprocessor">#define LAYERMODE_PERSPWHITE 15 </span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga83bff69d7c9e7eaf3057f08bb6d2e043"> 51</a></span> <span class="preprocessor">#define LAYERMODE_PERSP2KEY 16 </span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga5da28651c3f331949810672da020b133"> 52</a></span> <span class="preprocessor">#define LAYERMODE_PERSP2BLACK 17 </span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#gaf58ec226682fcb7d0b92d246ba23b38f"> 53</a></span> <span class="preprocessor">#define LAYERMODE_PERSP2WHITE 18 </span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
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<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="group__LayersGroup.html#ga4a722f613a431cbe1c6416a4c06f12ef"> 55</a></span> <span class="preprocessor">#define LAYERMODE_NUM 19 </span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// Structure of sprite sSprite (on change update structure sSprite in vga_layer.h)</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#define SSPRITE_IMG 0 </span><span class="comment">// u8* img; // pointer to image data</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="preprocessor">#define SSPRITE_X0 4 </span><span class="comment">// u8* x0; // pointer to pixel offset of start of lines/4 (used with fast sprites)</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#define SSPRITE_W0 8 </span><span class="comment">// u8* w0; // pointer to pixel length of length of lines/4 (used with fast sprites)</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#define SSPRITE_KEYCOL 12 </span><span class="comment">// u32 keycol; // key color</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#define SSPRITE_X 16 </span><span class="comment">// s16 x; // sprite X-coordinate on the screen</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#define SSPRITE_Y 18 </span><span class="comment">// s16 y; // sprite Y-coordinate on the screen</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#define SSPRITE_W 20 </span><span class="comment">// u16 w; // sprite width</span></div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor">#define SSPRITE_H 22 </span><span class="comment">// u16 h; // sprite height</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor">#define SSPRITE_WB 24 </span><span class="comment">// u16 wb; // sprite pitch (number of bytes between lines)</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// u16 res; // ...reserved, structure align</span></div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#define SSPRITE_SIZE 28 </span><span class="comment">// size of sSprite structure</span></div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment">// Structure of layer screen sLayer (on change update structure sLayer in vga_layer.h)</span></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor">#define SLAYER_IMG 0 </span><span class="comment">// const u8* img; // pointer to image in current layer format, or sprite list</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#define SLAYER_PAR 4 </span><span class="comment">// const void* par; // additional parameter (RLE index table, transformation matrix)</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#define SLAYER_INIT 8 </span><span class="comment">// u32 init; // init word sent on start of scanline</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor">#define SLAYER_KEYCOL 12 </span><span class="comment">// u32 keycol; // key color</span></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#define SLAYER_TRANS 16 </span><span class="comment">// u16 trans; // trans count</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor">#define SLAYER_X 18 </span><span class="comment">// s16 x; // start X coordinate</span></div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#define SLAYER_Y 20 </span><span class="comment">// s16 y; // start Y coordinate</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor">#define SLAYER_W 22 </span><span class="comment">// u16 w; // width in pixels</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor">#define SLAYER_H 24 </span><span class="comment">// u16 h; // height</span></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor">#define SLAYER_WB 26 </span><span class="comment">// u16 wb; // image width in bytes (pitch of lines)</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor">#define SLAYER_MODE 28 </span><span class="comment">// u8 mode; // layer mode</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor">#define SLAYER_HORIZ 29 </span><span class="comment">// s8 horiz; // horizon of perspective projection/4 (only with LAYERMODE_PERSP* modes, 0=no perspecitve, <0 ceilling)</span></div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor">#define SLAYER_XBITS 30 </span><span class="comment">// u8 xbits; // number of bits of width of source image (only with LAYERMODE_PERSP* modes)</span></div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor">#define SLAYER_YBITS 31 </span><span class="comment">// u8 ybits; // number of bits of height of source image (only with LAYERMODE_PERSP* modes)</span></div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor">#define SLAYER_SPRITENUM 32 </span><span class="comment">// u16 spritenum; // number of sprites</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor">#define SLAYER_ON 34 </span><span class="comment">// Bool on; // layer is ON</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor">#define SLAYER_CPP 35 </span><span class="comment">// u8 cpp; // current clock pulses per pixel (used to calculate X coordinate)</span></div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor">#define SLAYER_SIZE 36 </span><span class="comment">// size of sLayer structure</span></div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment">// Structure of video segment sSegm (on change update structure sSegm in vga_screen.h)</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#define SSEGM_WIDTH 0 </span><span class="comment">// u16 width; // width of this video segment in pixels (must be multiple of 4, 0=inactive segment)</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#define SSEGM_WB 2 </span><span class="comment">// u16 wb; // pitch - number of bytes between lines</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor">#define SSEGM_OFFX 4 </span><span class="comment">// s16 offx; // display offset at X direction (must be multiple of 4)</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#define SSEGM_OFFY 6 </span><span class="comment">// s16 offy; // display offset at Y direction</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#define SSEGM_WRAPX 8 </span><span class="comment">// u16 wrapx; // wrap width in X direction (number of pixels, must be multiply of 4 and > 0)</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="comment">// text modes: wrapx must be multiply of 8</span></div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor">#define SSEGM_WRAPY 10 </span><span class="comment">// u16 wrapy; // wrap width in Y direction (number of lines, cannot be 0)</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor">#define SSEGM_DATA 12 </span><span class="comment">// const void* data; // pointer to video buffer with image data</span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor">#define SSEGM_FORM 16 </span><span class="comment">// u8 form; // graphics format GF_*</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor">#define SSEGM_DBLY 17 </span><span class="comment">// bool dbly; // double Y (2 scanlines per 1 image line)</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor">#define SSEGM_PAR3 18 </span><span class="comment">// u16 par3; // SSEGM_PAR3 parameter 3</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="preprocessor">#define SSEGM_PAR 20 </span><span class="comment">// u32 par; // parameter 1: color, pointer to palettes, tile source, font</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#define SSEGM_PAR2 24 </span><span class="comment">// u32 par2; // parameter 2</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor">#define SSEGM_SIZE 28 </span><span class="comment">// size of sSegm structure</span></div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">// Structure of video strip sStrip (on change update structure sStrip in vga_screen.h)</span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#define SSTRIP_HEIGHT 0 </span><span class="comment">// u16 height; // height of this strip in number of scanlines</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#define SSTRIP_NUM 2 </span><span class="comment">// u16 num; // number of video segments</span></div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor">#define SSTRIP_SEG 4 </span><span class="comment">// sSegm seg[SEGMAX];</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#define SSTRIP_SIZE (4+SSEGM_SIZE*SEGMAX) </span><span class="comment">// size of sStrip structure (= 4 + 28*8 = 228 bytes)</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  </div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// Structure of video screen sScreen (on change update structure sScreen in vga_screen.h)</span></div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#define SSCREEN_NUM 0 </span><span class="comment">// u16 num; // number of video strips</span></div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#define SSCREEN_BACKUP 2 </span><span class="comment">// u16 num_backup; // backup number of video strips during display OFF</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="preprocessor">#define SSCREEN_STRIP 4 </span><span class="comment">// sStrip strip[STRIPMAX]; // list of video strips</span></div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="preprocessor">#define SSCREEN_SIZE (4+SSTRIP_SIZE*STRIPMAX) </span><span class="comment">// size of sScreen structure (= 4 + 228*8 = 1828 bytes)</span></div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">// --- graphics formats</span></div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// There are 3 groups of formats - separated due internal reasons, do not mix them.</span></div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// 1st group of formats - rendered specially</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor">#define GF_COLOR 0 </span><span class="comment">// simple color (par=color pattern 4-pixels even line, par2=color pattern 4-pixels odd line)</span></div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// Data buffer: width bytes (320 pixels: 320 bytes)</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// Control buffer: 8 bytes</span></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// 2nd group of formats - rendering into control buffer cbuf</span></div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor">#define GF_GRAPH8 1 </span><span class="comment">// native 8-bit graphics (X1Y1R2G2B2) - fast, transfers "as is" to PIO </span></div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// (num = number of pixels/4 = number of bytes/4)</span></div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment">// Control buffer: 8 bytes (320 pixels: 8 bytes)</span></div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor">#define GF_TILE 2 </span><span class="comment">// tiles (par = tile table with one column of tiles,</span></div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// par2 = tile height, par3 = tile width as multiple of 4)</span></div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment">// Control buffer: width/tile width*8 bytes (320 pixels of 32x32: 80 bytes)</span></div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="preprocessor">#define GF_TILE2 3 </span><span class="comment">// alternate tiles (par = tile table with one row of tiles,</span></div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">// par2 = LOW tile height, HIGH tile width bytes,</span></div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="comment">// par3 = tile width as multiple of 4)</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment">// Control buffer: width/tile width*8 bytes (320 pixels of 32x32: 80 bytes)</span></div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor">#define GF_PROGRESS 4 </span><span class="comment">// horizontal progress indicator (data = values 0..255 of 4-pixels in rows,</span></div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="comment">// par = scanline gradient < data, par2 = scanline gradient >= data)</span></div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment">// Control buffer: 16 bytes</span></div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#define GF_GRAD1 5 </span><span class="comment">// gradient with 1 line</span></div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// Control buffer: 8 bytes (320 pixels: 8 bytes)</span></div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="preprocessor">#define GF_GRAD2 6 </span><span class="comment">// gradient with 2 lines</span></div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">// Control buffer: 8 bytes (320 pixels: 8 bytes)</span></div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="preprocessor">#define GF_GRP2MIN GF_GRAPH8 </span><span class="comment">// 2nd group minimal format</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="preprocessor">#define GF_GRP2MAX GF_GRAD2 </span><span class="comment">// 2nd group maximal format</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// 3rd group of formats - rendering into data buffer dbuf</span></div>
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|
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment">// Control buffer: 8 bytes</span></div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment">// Data buffer: width bytes</span></div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="preprocessor">#define GF_GRAPH4 7 </span><span class="comment">// 4-bit graphics (num = number of pixels/4 = number of bytes/2;</span></div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// par = pointer to 16-color palette translation table)</span></div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="preprocessor">#define GF_GRAPH2 8 </span><span class="comment">// 2-bit graphics (num = number of pixels/4 = number of bytes,</span></div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">// par = pointer to 4-color palette translation table)</span></div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor">#define GF_GRAPH1 9 </span><span class="comment">// 1-bit graphics (num = number of pixels/8 = number of bytes,</span></div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// par = 2 colors of palettes)</span></div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor">#define GF_MTEXT 10 </span><span class="comment">// 8-pixel mono text (num = number of characters, font is 8-bit width,</span></div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">// par = pointer to 1-bit font, par2 = 2 colors of palettes)</span></div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="preprocessor">#define GF_ATEXT 11 </span><span class="comment">// 8-pixel attribute text, character + 2x4 bit attributes </span></div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="comment">// (num = number of characters, font is 8-bit width,</span></div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">// par = pointer to 1-bit font, par2 = pointer to 16 colors of palettes)</span></div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="preprocessor">#define GF_FTEXT 12 </span><span class="comment">// 8-pixel foreground color text, character + foreground color</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="comment">// (num = number of characters, font is 8-bit width,</span></div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// par = pointer to 1-bit font, par2 = background color)</span></div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="preprocessor">#define GF_CTEXT 13 </span><span class="comment">// 8-pixel color text, character + background color + foreground color</span></div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// (num = number of characters, font is 8-bit width,</span></div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// par = pointer to 1-bit font)</span></div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor">#define GF_GTEXT 14 </span><span class="comment">// 8-pixel gradient text (par = pointer to 1-bit font, par2 = pointer to color array)</span></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="preprocessor">#define GF_DTEXT 15 </span><span class="comment">// 8-pixel double gradient text (par = pointer to 1-bit font, par2 = pointer to color array)</span></div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="preprocessor">#define GF_LEVEL 16 </span><span class="comment">// level graph (data=samples 0..255, par = 2 colors of palettes, par2 = Y zero level 0..255)</span></div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="preprocessor">#define GF_LEVELGRAD 17 </span><span class="comment">// level gradient graph (data = samples 0..255, par = scanline gradient < data, par2 = scanline gradient >= data)</span></div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="preprocessor">#define GF_OSCIL 18 </span><span class="comment">// oscilloscope pixel graph (data=samples 0..255, par = 2 colors of palettes, par2 = height of pixels - 1)</span></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="preprocessor">#define GF_OSCLINE 19 </span><span class="comment">// oscilloscope line graph (data=samples 0..255, par = 2 colors of palettes)</span></div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="preprocessor">#define GF_PLANE2 20 </span><span class="comment">// 4 colors on 2 graphic planes (data=graphic, par=offset of 2nd graphic plane,</span></div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">// par2 = pointer to 4-color palette translation table)</span></div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#define GF_ATTRIB8 21 </span><span class="comment">// 2x4 bit color attribute per 8x8 pixel sample (data=mono graphic, par=offset of color attributes,</span></div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// par2 = pointer to 16-color palette table)</span></div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#define GF_GRAPH8MAT 22 </span><span class="comment">// 8-bit graphics with 2D matrix transformation, using hardware interpolator inter1 (inter1 state is not saved during interrup)</span></div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">// (data=image, par=pointer to 6 matrix integer parameters m11,m12..m23 ((int)(m*FRACTMUL)),</span></div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// par2 LOW=number of bits of image width, par2 HIGH=number of bits of image height)</span></div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor">#define GF_GRAPH8PERSP 23 </span><span class="comment">// 8-bit graphics with perspective, using hardware interpolator inter1 (inter1 state is not saved during interrup)</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// (data=image, par=pointer to 6 matrix integer parameters m11,m12..m23 ((int)(m*FRACTMUL)),</span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// par2 LOW=number of bits of image width, par2 HIGH=number of bits of image height,</span></div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// par3=horizon offset)</span></div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor">#define GF_TILEPERSP 24 </span><span class="comment">// tiles with perspective, using hardware interpolators inter0 and inter1 (their state is not saved during interrup)</span></div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// (data=tile map, par=one column of tiles, par2=pointer to integer matrix,</span></div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// wb LOW=number of bits of map width, wb HIGH=number of bits of map height,</span></div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// par3 LOW=number of bits of tile size, par3 HIGH=horizon offset/4 or 0=no perspective or <0=ceilling,</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// wrapy=segment height)</span></div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="preprocessor">#define GF_TILEPERSP15 25 </span><span class="comment">// tiles with perspective, 1.5 pixels (parameters as GF_TILEPERSP)</span></div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="preprocessor">#define GF_TILEPERSP2 26 </span><span class="comment">// tiles with perspective, double pixels (parameters as GF_TILEPERSP)</span></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#define GF_TILEPERSP3 27 </span><span class="comment">// tiles with perspective, triple pixels (parameters as GF_TILEPERSP)</span></div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor">#define GF_TILEPERSP4 28 </span><span class="comment">// tiles with perspective, quadruple pixels (parameters as GF_TILEPERSP)</span></div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor">#define GF_GRP3MIN GF_GRAPH4 </span><span class="comment">// 3rd group minimal format</span></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor">#define GF_GRP3MAX GF_TILEPERSP4 </span><span class="comment">// 3rd group maximal format</span></div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  </div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor">#define FRACT 12 </span><span class="comment">// number of bits of fractional part of fractint number (use max. 13, min. 8)</span></div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="preprocessor">#define FRACTMUL (1<<FRACT)</span></div>
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