Mercurial > sdl-ios-xcode

annotate src/video/win32/SDL_win32shape.c @ 4809:329708ffe2a7

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Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
author Eli Gottlieb <eligottlieb@gmail.com>
date Mon, 26 Jul 2010 17:27:04 -0400
parents c9eb95f29770
children 5b4c7d7d8953
rev   line source
4777
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 2010 Eli Gottlieb
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Eli Gottlieb
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20 eligottlieb@gmail.com
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21 */
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22
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23 #include <windows.h>
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24 #include "SDL_win32shape.h"
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25
4809
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4807
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26 SDL_Window* Win32_CreateShapedWindow(const char *title,unsigned int x,unsigned int y,unsigned int w,unsigned int h,Uint32 flags) {
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
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27 return SDL_CreateWindow(title,x,y,w,h,flags);
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
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parents: 4807
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28 }
329708ffe2a7 Rejiggering the way shaped windows are created as preparation for OS X implementation. Fixed overdrive bug in test program that appears to have been introduced by someone other than myself.
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29
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30 SDL_WindowShaper* Win32_CreateShaper(SDL_Window * window) {
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31 SDL_WindowShaper* result = malloc(sizeof(SDL_WindowShaper));
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32 result->window = window;
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33 result->mode.mode = ShapeModeDefault;
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34 result->mode.parameters.binarizationCutoff = 1;
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35 result->usershownflag = 0;
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36 //Put some driver-data here.
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37 window->shaper = result;
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38 int resized_properly = X11ResizeWindowShape(window);
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39 assert(resized_properly == 0);
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40 return result;
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41 }
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42
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43 int Win32_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
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44 assert(shaper != NULL && shape != NULL);
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45 if(!SDL_ISPIXELFORMAT_ALPHA(SDL_MasksToPixelFormatEnum(shape->format->BitsPerPixel,shape->format->Rmask,shape->format->Gmask,shape->format->Bmask,shape->format->Amask)))
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46 return -2;
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47 if(shape->w != shaper->window->w || shape->h != shaper->window->h)
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48 return -3;
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49
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parents: 4777
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50 /*
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51 * Start with empty region
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52 */
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53 HRGN MaskRegion = CreateRectRgn(0, 0, 0, 0);
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54
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55 unsigned int pitch = shape->pitch;
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56 unsigned int width = shape->width;
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57 unsigned int height = shape->height;
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58 unsigned int dy = pitch - width;
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59
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60 SDL_ShapeData *data = (SDL_ShapeData*)shaper->driverdata;
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61 /*
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62 * Transfer binarized mask image into workbuffer
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63 */
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64 SDL_CalculateShapeBitmap(shaper->mode,shape,data->shapebuffer,1,0xff);
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65
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66 //Move code over to here from AW_windowShape.c
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67 Uint8 *pos1 = data->shapebuffer + width - 1;
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68 Uint8 *pos2 = (Uint8*) pos1 + 1;
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69 int x = 0,y = 0;
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70 int visible = 0;
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71 int vxmin = shape->width - 1;
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72 int vxmax = -1;
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73 int vymin = shape->height - 1;
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74 int vymax = -1;
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75 for (y = 0; y <height; y++) {
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76 Uint8 inside = 0;
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77 for (x = -1; x <width; x++) {
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78 int newtargetcount;
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79 POINT newtarget[5];
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80 /*
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81 * Define local variables
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82 */
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83 int newtargetcount;
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84 POINT newtarget[5];
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85
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86
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87 /*
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88 * Update visible region
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89 */
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90 if (*curpos)
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91 visible = 1;
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92 /*
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93 * Determine visible bounds
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94 */
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95 if (x < vxmin)
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96 vxmin = x;
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97 if (x > vxmax)
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98 vxmax = x;
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99 if (y < vxymin)
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100 vxymin = y;
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101 if (y > vymax)
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102 vymax = y;
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103
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104 /*
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105 * Check for starting point
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106 */
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107 Uint8 *TL, *TR, *BL, *BR;
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108 int target_x, target_y, lasttarget_x, lasttarget_y;
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109 if (((!*curpos) && (*curpos2 == 0xFF)) || ((!*curpos2) && (*curpos == 0xFF))) {
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110 if (!*curpos) {
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111 BR = curpos2;
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112 BL = (Uint8 *) (BR - 1);
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113 TR = (Uint8 *) (BR - width);
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114 TL = (Uint8 *) (TR - 1);
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115 target_x = x;
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116 target_y = y;
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117 }
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118 else {
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119 BR = curpos2 + 1;
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120 BL = (Uint8 *) (BR - 1);
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121 TR = (Uint8 *) (BR - width);
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122 TL = (Uint8 *) (TR - 1);
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123 target_x = x + 1;
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124 target_y = y;
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125 }
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126
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127 lasttarget_x = 0;
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128 lasttarget_y = 0;
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129 int firsttime = 1;
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130 pos_array_pos = 0;
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131
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132 while ((target_x != x) || (target_y != y) || firsttime) {
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133 /*
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134 * New array index
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135 */
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136 firsttime = 0;
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137 pos_array_pos++;
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138 /*
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139 * Check array index
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140 */
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141 if (pos_array_pos >= 4096) {
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142 SDL_SetError("Exceeded maximum number of polygon points.");
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143 pos_array_pos--;
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144 }
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145
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146 /*
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147 * Store point in array
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148 */
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149 pos_array[pos_array_pos].x = target_x + 1;
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150 pos_array[pos_array_pos].y = target_y;
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151
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152 /*
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153 * Mark the four poles as visited
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154 */
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155 if (*TL)
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156 *TL = 0x99;
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157 if (*BL)
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158 *BL = 0x99;
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159 if (*TR)
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160 *TR = 0x99;
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161 if (*BR)
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162 *BR = 0x99;
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163
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164 newtargetcount = 0;
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165 if ((*TL || *TR) && (*TL != *TR)) {
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166 newtargetcount++;
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167 newtarget[newtargetcount].x = 0;
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168 newtarget[newtargetcount].y = -1;
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169 }
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170
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171 if ((*TR || *BR) && (*TR != *BR)) {
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172 newtargetcount++;
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173 newtarget[newtargetcount].x = 1;
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174 newtarget[newtargetcount].y = 0;
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175 }
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176
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177 if ((*BL || *BR) && (*BL != *BR)) {
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178 newtargetcount++;
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179 newtarget[newtargetcount].x = 0;
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180 newtarget[newtargetcount].y = 1;
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181 }
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182
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183 if ((*TL || *BL) && (*TL != *BL)) {
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184 newtargetcount++;
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185 newtarget[newtargetcount].x = -1;
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186 newtarget[newtargetcount].y = 0;
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187 }
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188
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189 switch (newtargetcount) {
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190 case 1:
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191 SDL_SetError("Cropping error - Newtargetcount=1.");
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192 return (-1);
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193 break;
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194
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195 case 2:
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196 if ((target_x + newtarget[1].x != lasttarget_x) || (target_y + newtarget[1].y != lasttarget_y)) {
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197 lasttarget_x = target_x;
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198 lasttarget_y = target_y;
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199 target_x = target_x + newtarget[1].x;
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200 target_y = target_y + newtarget[1].y;
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201 }
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202 else {
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203 lasttarget_x = target_x;
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204 lasttarget_y = target_y;
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205 target_x = target_x + newtarget[2].x;
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206 target_y = target_y + newtarget[2].y;
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207 }
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208 break;
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209
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
210 case 3:
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
211 SDL_SetError("Cropping error - Newtargetcount=3.");
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
212 return (-1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
213 break;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
214
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
215 case 4:
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
216 if (lasttarget_x > target_x) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
217 lasttarget_x = target_x;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
218 lasttarget_y = target_y;
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Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
219 if (*TR != 0x00)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
220 target_y--;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
221 else
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
222 target_y++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
223 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
224 else if (lasttarget_y > target_y) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
225 lasttarget_x = target_x;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
226 lasttarget_y = target_y;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
227 if (*BL != 0x00)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
228 target_x--;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
229 else
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
230 target_x++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
231 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
232 else if (lasttarget_x < target_x) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
233 lasttarget_x = target_x;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
234 lasttarget_y = target_y;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
235 if (*TL != 0x00)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
236 target_y--;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
237 else
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
238 target_y++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
239 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
240 else if (lasttarget_y < target_y) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
241 lasttarget_x = target_x;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
242 lasttarget_y = target_y;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
243 if (*TL != 0x00)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
244 target_x--;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
245 else
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
246 target_x++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
247 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
248 else {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
249 SDL_SetError("Cropping error - no possible targets on newtargetcount=4.");
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
250 return (-1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
251 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
252 break;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
253
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
254 default:
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
255 SDL_SetError("Cropping error - Newtargetcount invalid.");
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
256 return (-1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
257 break;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
258 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
259
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
260 if (target_x > lasttarget_x)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
261 TL = (Uint8 *) (TL + 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
262 else if (target_x < lasttarget_x)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
263 TL = (Uint8 *) (TL - 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
264 else if (target_y > lasttarget_y)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
265 TL = (Uint8 *) (TL + width);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
266 else if (target_y < lasttarget_y)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
267 TL = (Uint8 *) (TL - width);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
268 else {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
269 SDL_SetError("Cropping error - no new target.");
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
270 return (-1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
271 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
272
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
273 BL = (Uint8 *) (TL + width);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
274 TR = (Uint8 *) (TL + 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
275 BR = (Uint8 *) (BL + 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
276 } // End of while loop
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
277
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
278 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
279 * Apply the mask to the cropping region
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
280 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
281 if (pos_array_pos >= 4) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
282 TempRegion = CreatePolygonRgn(&(pos_array[1]), pos_array_pos, WINDING);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
283 if (TempRegion == NULL) {
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
284 SDL_SetError("Cropping error - unable to create polygon.");
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
285 return (-1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
286 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
287
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
288 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
289 * Add current region to final mask region
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
290 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
291 if (inside)
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
292 CombineRgn(MaskRegion, MaskRegion, TempRegion, RGN_DIFF);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
293 else
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
294 CombineRgn(MaskRegion, MaskRegion, TempRegion, RGN_OR);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
295
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
296 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
297 * Remove temporary region
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
298 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
299 DeleteObject(TempRegion);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
300 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
301
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
302 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
303 * Switch sides
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
304 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
305 inside = !inside;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
306 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
307 else if ((*curpos) && (!*curpos2))
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
308 inside = !inside;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
309 else if ((!*curpos) && (*curpos2))
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
310 inside = !inside;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
311
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
312 curpos++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
313 curpos2++;
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
314 }
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
315 curpos = (Uint8 *) (curpos + 2 * enlarge_mask - 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
316 curpos2 = (Uint8 *) (curpos + 1);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
317 }
4785
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
318
4787
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
319 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
320 * Set the new region mask for the window
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
321 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
322 SetWindowRgn((SDL_WindowData*)(shaper->window->driverdata)->hwnd, MaskRegion, TRUE);
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
323
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
324 /*
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
325 * Return value
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
326 */
e25ad8d97027 Ported over, to the best of my ability, the code for Win32 shaped windows and patched in the correct C syntax and coding conventions of SDL.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
327 return (0);
4785
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
328 }
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
329
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
330 int Win32_ResizeWindowShape(SDL_Window *window) {
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
331 SDL_ShapeData* data = window->shaper->driverdata;
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
332 assert(data != NULL);
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
333
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
334 unsigned int buffersize = window->w * window->h;
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
335 if(data->buffersize != buffersize || data->shapebuffer == NULL) {
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
336 data->buffersize = buffersize;
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
337 if(data->shapebuffer != NULL)
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
338 free(data->shapebuffer);
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
339 data->shapebuffer = malloc(data->buffersize);
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
340 if(data->shapebuffer == NULL) {
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
341 SDL_SetError("Could not allocate memory for shaped-window bitmap.");
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
342 return -1;
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
343 }
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
344 }
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4802
diff changeset
345 else
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4802
diff changeset
346 memset(data->shapebuffer,0,data->buffersize);
4785
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
347
4802
f14a8c05f5bb Minor bugfixes. testshape now draws a shaped window with bizarre, pixellated gashes of transparency across it, and in doing so seems to hog a system resource and slow the rest of the video system down.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4787
diff changeset
348 window->shaper->usershownflag |= window->flags & SDL_WINDOW_SHOWN;
4785
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
349
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
350 return 0;
ef8b32ef9793 Updated test code, updated win32 code a bit (still not complete, but hopefully tonight), and removed the last vestiges of ellipse and polygon drawing support.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4777
diff changeset
351 }