Mercurial > hg > dmlib
annotate view64.c @ 419:936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
and implement various cleanups.
author | Matti Hamalainen <ccr@tnsp.org> |
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date | Sat, 03 Nov 2012 07:53:38 +0200 |
parents | 59244a7ae37f |
children | e8e244036ee4 |
rev | line source |
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407
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1 /* |
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2 * view64 - Display some C64 etc graphics formats via libSDL |
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3 * Programmed and designed by Matti 'ccr' Hamalainen |
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4 * (C) Copyright 2012 Tecnic Software productions (TNSP) |
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5 * |
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6 * Please read file 'COPYING' for information on license and distribution. |
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7 */ |
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8 #include "dmlib.h" |
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9 #include "dmargs.h" |
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10 #include "dmfile.h" |
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11 #include "lib64gfx.h" |
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12 #include <SDL.h> |
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13 |
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14 |
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15 char * optFilename = NULL; |
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16 int optVFlags = SDL_SWSURFACE | SDL_HWPALETTE; |
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17 int optScrWidth, optScrHeight; |
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18 int optForcedFormat = -1; |
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19 |
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20 |
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21 static DMOptArg optList[] = |
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22 { |
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23 { 0, '?', "help", "Show this help", OPT_NONE }, |
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24 { 1, 'v', "verbose", "Be more verbose", OPT_NONE }, |
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25 { 2, 0, "fs", "Fullscreen", OPT_NONE }, |
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26 { 3, 'S', "scale", "Scale image by factor (1-10)", OPT_ARGREQ }, |
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27 { 4, 'f', "format", "Force input format (see list below)", OPT_ARGREQ }, |
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28 }; |
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29 |
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30 const int optListN = sizeof(optList) / sizeof(optList[0]); |
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31 |
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32 |
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33 void dmSetScaleFactor(float factor) |
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34 { |
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35 optScrWidth = (int) ((float) C64_SCR_WIDTH * factor * C64_SCR_PAR_XY); |
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36 optScrHeight = (int) ((float) C64_SCR_HEIGHT * factor); |
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37 } |
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38 |
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39 |
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40 void argShowHelp() |
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41 { |
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42 int i; |
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43 |
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44 dmPrintBanner(stdout, dmProgName, "[options] <input image file>"); |
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45 dmArgsPrintHelp(stdout, optList, optListN); |
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46 |
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47 printf("\nAvailable bitmap formats:\n"); |
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48 for (i = 0; i < ndmC64ImageFormats; i++) |
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49 { |
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50 DMC64ImageFormat *fmt = &dmC64ImageFormats[i]; |
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51 printf("%3d | %-5s | %-15s | %s\n", |
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52 i, fmt->extension, |
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53 dmC64ImageTypeNames[fmt->type], |
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54 fmt->name); |
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55 } |
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56 } |
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57 |
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58 |
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59 BOOL argHandleOpt(const int optN, char *optArg, char *currArg) |
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60 { |
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61 switch (optN) |
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62 { |
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63 case 0: |
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64 argShowHelp(); |
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65 exit(0); |
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66 break; |
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67 |
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68 case 1: |
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69 dmVerbosity++; |
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70 break; |
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71 |
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72 case 2: |
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73 optVFlags |= SDL_FULLSCREEN; |
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74 break; |
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75 |
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76 case 3: |
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77 { |
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78 float factor; |
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79 if (sscanf(optArg, "%f", &factor) == 1) |
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80 { |
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81 if (factor < 1 || factor >= 10) |
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82 { |
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83 dmError("Invalid scale factor %1.0f, see help for valid values.\n", factor); |
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84 return FALSE; |
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85 } |
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86 |
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87 dmSetScaleFactor(factor); |
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88 } |
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89 else |
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90 { |
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91 dmError("Invalid scale factor '%s'.\n", optArg); |
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92 return FALSE; |
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93 } |
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94 } |
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95 break; |
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96 |
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97 case 4: |
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98 { |
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99 int i; |
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100 if (sscanf(optArg, "%d", &i) == 1) |
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101 { |
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102 if (i < 0 || i >= ndmC64ImageFormats) |
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103 { |
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104 dmError("Invalid image format index %d, see help for valid values.\n", i); |
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105 return FALSE; |
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106 } |
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107 optForcedFormat = i; |
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108 } |
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109 else |
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110 { |
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111 dmError("Invalid image format argument '%s'.\n", optArg); |
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112 return FALSE; |
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113 } |
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114 } |
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115 break; |
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116 |
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117 default: |
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118 dmError("Unknown option '%s'.\n", currArg); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
119 return FALSE; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
120 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
121 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
122 return TRUE; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
123 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
124 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
125 |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
126 BOOL argHandleFile(char *filename) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
127 { |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
128 if (optFilename == NULL) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
129 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
130 optFilename = dm_strdup(filename); |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
131 return TRUE; |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
132 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
133 else |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
134 { |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
135 dmError("Too many filenames specified ('%s')\n", filename); |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
136 return FALSE; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
137 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
138 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
139 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
140 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
141 BOOL dmInitializeVideo(SDL_Surface **screen) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
142 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
143 *screen = SDL_SetVideoMode(optScrWidth, optScrHeight, 8, optVFlags | SDL_RESIZABLE); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
144 if (*screen == NULL) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
145 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
146 dmError("Can't SDL_SetVideoMode(): %s\n", SDL_GetError()); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
147 return FALSE; |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
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|
148 } |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
149 return TRUE; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
150 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
151 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
152 |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
153 int main(int argc, char *argv[]) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
154 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
155 SDL_Surface *screen = NULL, *surf = NULL; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
156 DMImage bmap; |
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parents:
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|
157 BOOL initSDL = FALSE, exitFlag, needRedraw; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
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parents:
407
diff
changeset
|
158 DMC64ImageFormat *fmt, *forced; |
407
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parents:
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|
159 DMC64Image image; |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
160 char *windowTitle; |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
161 Uint8 *dataBuf = NULL; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
162 size_t dataSize; |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
163 int ret; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
164 |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
165 dmSetScaleFactor(2.0); |
59244a7ae37f
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parents:
diff
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|
166 |
59244a7ae37f
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parents:
diff
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|
167 dmInitProg("view64", "Display some C64 bitmap graphics formats", "0.2", NULL, NULL); |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
168 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
169 /* Parse arguments */ |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
170 if (!dmArgsProcess(argc, argv, optList, optListN, |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
171 argHandleOpt, argHandleFile, FALSE)) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
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|
172 exit(1); |
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Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
173 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
174 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
175 if (optFilename == NULL) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
176 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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|
177 dmError("No input file specified, perhaps you need some --help\n"); |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
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parents:
407
diff
changeset
|
178 goto error; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
179 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
180 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
181 if ((ret = dmReadDataFile(NULL, optFilename, &dataBuf, &dataSize)) != DMERR_OK) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
182 goto error; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
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parents:
407
diff
changeset
|
183 |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
184 dmMsg(1, "Read %d bytes of input.\n", dataSize); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
185 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
186 // Probe for format |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
187 if (optForcedFormat >= 0) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
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parents:
diff
changeset
|
188 { |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
189 forced = &dmC64ImageFormats[optForcedFormat]; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
190 dmMsg(0,"Forced %s format image, type %d, %s\n", forced->name, forced->type, forced->extension); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
191 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
192 else |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
193 forced = NULL; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
194 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
195 ret = dmC64DecodeBMP(&image, dataBuf, dataSize, 0, 2, &fmt, forced); |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
196 if (forced == NULL && fmt != NULL) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
197 { |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
198 dmMsg(0,"Probed %s format image, type %d, %s\n", |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
199 fmt->name, fmt->type, fmt->extension); |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
200 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
201 |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
202 if (ret < 0) |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
203 { |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
204 dmError("Probing could not find any matching image format (%d). Perhaps try forcing a format via -f\n", ret); |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
205 return -1; |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
206 } |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
207 |
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
208 |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
209 // Initialize libSDL |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
210 if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER) != 0) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
211 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
212 dmError("Could not initialize SDL: %s\n", SDL_GetError()); |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
213 goto error; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
214 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
215 initSDL = TRUE; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
216 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
217 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
218 // Open window/set video mode |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
219 screen = SDL_SetVideoMode(optScrWidth, optScrHeight, 8, optVFlags | SDL_RESIZABLE); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
220 if (screen == NULL) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
221 { |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
222 dmError("Can't SDL_SetVideoMode(): %s\n", SDL_GetError()); |
419
936bc27a79d6
Modularize some functions to lib64gfx, fix bitmap -> image conversion,
Matti Hamalainen <ccr@tnsp.org>
parents:
407
diff
changeset
|
223 goto error; |
407
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
224 } |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
225 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
226 // Create surface (we are lazy and ugly) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
227 surf = SDL_CreateRGBSurface(SDL_SWSURFACE, C64_SCR_WIDTH, C64_SCR_HEIGHT, 8, 0, 0, 0, 0); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
228 SDL_SetColors(surf, (SDL_Color *)dmC64Palette, 0, C64_NCOLORS); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
229 SDL_SetColors(screen, (SDL_Color *)dmC64Palette, 0, C64_NCOLORS); |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
230 |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
231 // Convert bitmap (this is a bit ugly and lazy here) |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
232 bmap.data = surf->pixels; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
changeset
|
233 bmap.pitch = surf->pitch; |
59244a7ae37f
Move c64 utilities to the engine lib, as we benefit from a common framework.
Matti Hamalainen <ccr@tnsp.org>
parents:
diff
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234 bmap.width = surf->w; |
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235 bmap.height = surf->h; |
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236 bmap.constpal = TRUE; |
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237 |
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238 if (fmt->convert != NULL) |
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239 ret = fmt->convert(&bmap, &image); |
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240 else |
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241 ret = dmC64ConvertGenericBMP2Image(&bmap, &image); |
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242 |
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243 |
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244 // Set window title and caption |
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245 windowTitle = dm_strdup_printf("%s - %s", dmProgName, optFilename); |
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246 SDL_WM_SetCaption(windowTitle, dmProgName); |
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247 dmFree(windowTitle); |
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248 |
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249 |
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250 // Start main loop |
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251 needRedraw = TRUE; |
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252 exitFlag = FALSE; |
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253 while (!exitFlag) |
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254 { |
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255 SDL_Event event; |
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256 while (SDL_PollEvent(&event)) |
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257 switch (event.type) |
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258 { |
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259 case SDL_KEYDOWN: |
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260 switch (event.key.keysym.sym) |
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261 { |
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262 case SDLK_ESCAPE: exitFlag = TRUE; break; |
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263 |
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264 default: |
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265 break; |
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266 } |
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267 |
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268 needRedraw = TRUE; |
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269 break; |
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270 |
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271 case SDL_VIDEORESIZE: |
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272 optScrWidth = event.resize.w; |
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273 optScrHeight = event.resize.h; |
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274 |
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275 if (!dmInitializeVideo(&screen)) |
419
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276 goto error; |
407
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277 |
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278 needRedraw = TRUE; |
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279 break; |
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280 |
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281 case SDL_VIDEOEXPOSE: |
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282 needRedraw = TRUE; |
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283 break; |
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284 |
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285 case SDL_QUIT: |
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286 exit(0); |
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287 } |
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288 |
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289 if (needRedraw) |
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290 { |
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291 if (SDL_MUSTLOCK(screen) != 0 && SDL_LockSurface(screen) != 0) |
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292 { |
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293 dmError("Can't lock surface.\n"); |
419
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294 goto error; |
407
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295 } |
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296 |
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297 dmScaledBlitSurface8to8(surf, 0, 0, screen->w, screen->h, screen); |
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298 SDL_SetColors(screen, (SDL_Color *)dmC64Palette, 0, C64_NCOLORS); |
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299 |
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300 if (SDL_MUSTLOCK(screen) != 0) |
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301 SDL_UnlockSurface(screen); |
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302 |
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303 SDL_Flip(screen); |
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304 needRedraw = FALSE; |
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305 } |
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306 |
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307 SDL_Delay(100); |
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|
308 } |
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309 |
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310 |
419
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311 error: |
407
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312 if (screen) |
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313 SDL_FreeSurface(screen); |
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314 |
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315 if (initSDL) |
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316 SDL_Quit(); |
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317 |
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318 return 0; |
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319 } |