Mercurial > repos > tabletprog
annotate modules/sdl.tp @ 277:2b58eafa360b
Add SDL bindings for creating a renderer, clearing it, presenting it and destroying it
author | Michael Pavone <pavone@retrodev.com> |
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date | Sun, 20 Jul 2014 17:30:46 -0700 |
parents | a923b5b7da3d |
children | 1205c7a43cb4 |
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1 { |
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2 _constant <- macro: :name cname { |
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3 quote: (llMessage: name withVars: { |
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4 uintret <- obj_uint32 ptr |
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5 } andCode: { |
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6 uintret <- make_object: (addr_of: obj_uint32_meta) NULL 0 |
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7 uintret num!: cname |
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8 uintret |
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9 }) |
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10 } |
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11 _subsystems <- #{ |
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12 _constant: timer SDL_INIT_TIMER |
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13 _constant: audio SDL_INIT_AUDIO |
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14 _constant: video SDL_INIT_VIDEO |
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15 _constant: joystick SDL_INIT_JOYSTICK |
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16 _constant: haptic SDL_INIT_HAPTIC |
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17 _constant: gameController SDL_INIT_GAMECONTROLLER |
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18 _constant: events SDL_INIT_EVENTS |
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19 _constant: everything SDL_INIT_EVERYTHING |
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20 } |
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21 |
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22 _windowOpts <- #{ |
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23 _constant: fullscreen SDL_WINDOW_FULLSCREEN |
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24 _constant: fullscreenDesktop SDL_WINDOW_FULLSCREEN_DESKTOP |
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25 _constant: opengl SDL_WINDOW_OPENGL |
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26 _constant: hidden SDL_WINDOW_HIDDEN |
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27 _constant: borderless SDL_WINDOW_BORDERLESS |
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28 _constant: minimized SDL_WINDOW_MINIMIZED |
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29 _constant: maximized SDL_WINDOW_MAXIMIZED |
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30 _constant: inputGrabbed SDL_WINDOW_INPUT_GRABBED |
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31 _constant: allowHighDPI SDL_WINDOW_ALLOW_HIGHDPI |
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32 } |
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33 |
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34 _renderOpts <- #{ |
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35 _constant: software SDL_RENDERER_SOFTWARE |
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36 _constant: accelerated SDL_RENDERER_ACCELERATED |
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37 _constant: presentVSYNC SDL_RENDERER_PRESENTVSYNC |
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38 _constant: targetTexture SDL_RENDERER_TARGETTEXTURE |
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39 |
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40 } |
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42 _helper <- #{ |
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43 llMessage: createWindow withVars: { |
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44 title <- string ptr |
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45 x <- obj_int32 ptr |
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46 y <- obj_int32 ptr |
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47 w <- obj_int32 ptr |
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48 h <- obj_int32 ptr |
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49 flags <- obj_uint32 ptr |
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50 makeWindow <- lambda ptr |
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51 windowOpaque <- cpointer ptr |
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52 win <- object ptr |
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53 } andCode: :title x y w h flags makeWindow { |
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54 windowOpaque <- make_object: (addr_of: cpointer_meta) NULL 0 |
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55 windowOpaque val!: (SDL_CreateWindow: (title data) (x num) (y num) (w num) (h num) (flags num)) |
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56 if: (windowOpaque val) { |
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57 win <- ccall: makeWindow 1 (windowOpaque castTo: (object ptr)) |
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58 mcall: value 2 option win |
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59 } else: { |
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60 mcall: none 1 option |
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61 } |
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62 } |
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63 |
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64 llMessage: createRenderer withVars: { |
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65 window <- cpointer ptr |
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66 index <- obj_int32 ptr |
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67 flags <- obj_uint32 ptr |
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68 rendOpaque <- cpointer ptr |
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69 rend <- object ptr |
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70 makeRender <- lambda ptr |
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71 } andCode: :window index flags makeRender { |
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72 rendOpaque <- make_object: (addr_of: cpointer_meta) NULL 0 |
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73 rendOpaque val!: (SDL_CreateRenderer: (window val) (index num) (flags num)) |
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74 if: (rendOpaque val) { |
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75 rend <- ccall: makeRender 1 (rendOpaque castTo: (object ptr)) |
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76 mcall: value 2 option rend |
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77 } else: { |
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78 mcall: none 1 option |
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79 } |
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80 } |
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83 #{ |
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84 includeSystemHeader: "SDL.h" |
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85 includeSystemHeader: "stdlib.h" |
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87 llMessage: init withVars: { |
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88 flags <- obj_uint32 ptr |
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89 intret <- obj_int32 ptr |
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90 } andCode: :flags { |
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91 intret <- make_object: (addr_of: obj_int32_meta) NULL 0 |
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92 intret num!: (SDL_Init: (flags num)) |
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93 if: (intret num) { |
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94 atexit: SDL_Quit |
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95 } |
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96 intret |
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97 } |
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98 |
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99 llMessage: initSubSystem withVars: { |
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100 flags <- obj_uint32 ptr |
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101 intret <- obj_int32 ptr |
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102 } andCode: :flags { |
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103 intret <- make_object: (addr_of: obj_int32_meta) NULL 0 |
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104 intret num!: (SDL_InitSubSystem: (flags num)) |
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105 intret |
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106 } |
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107 |
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108 llMessage: quitSubSystem withVars: { |
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109 flags <- obj_uint32 ptr |
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110 } andCode: :flags { |
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111 SDL_QuitSubSystem: (flags num) |
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112 true |
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113 } |
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114 |
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115 r:g:b:a <- :rc :gc :bc :ac { |
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116 #{ |
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117 r <- rc |
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118 g <- gc |
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119 b <- bc |
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120 a <- ac |
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122 } |
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123 |
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124 r:g:b <- :r :g :b { |
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125 r: r g: g b: b a: 255u8 |
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126 } |
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128 createWindow:pos:size:flags <- :title :x y :w h :flags{ |
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129 _helper createWindow: title x y w h flags :ptr { |
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130 print: (string: ptr) . "\n" |
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131 #{ |
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132 includeSystemHeader: "SDL.h" |
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133 llProperty: window withType: (SDL_Window ptr) |
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134 llMessage: opaque withVars: { |
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135 op <- cpointer ptr |
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136 } andCode: { |
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137 op <- make_object: (addr_of: cpointer_meta) NULL 0 |
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138 op val!: window |
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139 op |
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140 } |
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142 llMessage: _ptr_init withVars: { |
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143 ptr <- cpointer ptr |
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144 } andCode: :ptr { |
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145 window <- ptr val |
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146 self |
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147 } |
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149 renderOpts <- { _renderOpts } |
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150 |
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151 createRenderer:flags <- :index :flags { |
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152 _helper createRenderer: (self opaque) index flags :ptr { |
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153 #{ |
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154 includeSystemHeader: "SDL.h" |
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155 llProperty: renderer withType: (SDL_Renderer ptr) |
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156 llMessage: _ptr_init withVars: { |
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157 ptr <- cpointer ptr |
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158 } andCode: :ptr { |
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159 renderer <- ptr val |
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160 self |
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161 } |
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162 |
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163 llMessage: drawColor! withVars: { |
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164 color <- object ptr |
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165 rc <- obj_uint8 ptr |
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166 gc <- obj_uint8 ptr |
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167 bc <- obj_uint8 ptr |
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168 ac <- obj_uint8 ptr |
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169 intret <- obj_int32 ptr |
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170 } andCode: :color { |
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171 intret <- make_object: (addr_of: obj_int32_meta) NULL 0 |
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172 rc <- (mcall: r 1 color) castTo: (obj_uint8 ptr) |
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173 gc <- (mcall: g 1 color) castTo: (obj_uint8 ptr) |
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174 bc <- (mcall: b 1 color) castTo: (obj_uint8 ptr) |
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175 ac <- (mcall: a 1 color) castTo: (obj_uint8 ptr) |
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176 intret num!: (SDL_SetRenderDrawColor: renderer (rc num) (gc num) (bc num) (ac num)) |
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177 intret |
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178 } |
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179 |
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180 llMessage: clear withVars: { |
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181 intret <- obj_int32 ptr |
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182 } andCode: { |
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183 intret <- make_object: (addr_of: obj_int32_meta) NULL 0 |
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184 intret num!: (SDL_RenderClear: renderer) |
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185 intret |
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186 } |
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187 |
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188 llMessage: present withVars: {} andCode: { |
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189 SDL_RenderPresent: renderer |
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190 true |
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191 } |
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192 |
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193 llMessage: destroy withVars: {} andCode: { |
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194 SDL_DestroyRenderer: renderer |
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195 true |
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196 } |
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197 } _ptr_init: ptr |
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198 } |
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199 } |
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200 |
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201 llMessage: destroy withVars: { |
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202 } andCode: { |
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203 SDL_DestroyWindow: window |
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204 true |
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205 } |
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206 } _ptr_init: ptr |
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207 } |
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208 } |
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209 |
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210 llMessage: delay withVars: { |
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211 ms <- obj_uint32 ptr |
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212 } andCode: :ms { |
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213 SDL_Delay: (ms num) |
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214 true |
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215 } |
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216 |
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217 subsystems <- { _subsystems } |
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218 windowOpts <- { _windowOpts } |
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219 } |
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220 } |