Mercurial > sdl-ios-xcode

annotate src/video/win32/SDL_win32shape.c @ 4807:c9eb95f29770

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Added color-key mode and redid the code to work with it.
author Eli Gottlieb <eligottlieb@gmail.com>
date Thu, 22 Jul 2010 23:11:01 -0400
parents f14a8c05f5bb
children 329708ffe2a7
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
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.
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23 #include <windows.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.
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24 #include "SDL_win32shape.h"
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25
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.
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26 SDL_WindowShaper* Win32_CreateShaper(SDL_Window * window) {
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27 SDL_WindowShaper* result = malloc(sizeof(SDL_WindowShaper));
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28 result->window = window;
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29 result->mode.mode = ShapeModeDefault;
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30 result->mode.parameters.binarizationCutoff = 1;
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31 result->usershownflag = 0;
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32 //Put some driver-data here.
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33 window->shaper = result;
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34 int resized_properly = X11ResizeWindowShape(window);
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35 assert(resized_properly == 0);
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36 return result;
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37 }
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38
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39 int Win32_SetWindowShape(SDL_WindowShaper *shaper,SDL_Surface *shape,SDL_WindowShapeMode *shapeMode) {
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40 assert(shaper != NULL && shape != NULL);
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41 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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42 return -2;
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.
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43 if(shape->w != shaper->window->w || shape->h != shaper->window->h)
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44 return -3;
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45
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46 /*
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47 * Start with empty region
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parents: 4777
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48 */
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49 HRGN MaskRegion = CreateRectRgn(0, 0, 0, 0);
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50
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.
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51 unsigned int pitch = shape->pitch;
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52 unsigned int width = shape->width;
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53 unsigned int height = shape->height;
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54 unsigned int dy = pitch - width;
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55
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.
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56 SDL_ShapeData *data = (SDL_ShapeData*)shaper->driverdata;
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57 /*
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58 * Transfer binarized mask image into workbuffer
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59 */
4807
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60 SDL_CalculateShapeBitmap(shaper->mode,shape,data->shapebuffer,1,0xff);
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61
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62 //Move code over to here from AW_windowShape.c
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63 Uint8 *pos1 = data->shapebuffer + width - 1;
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64 Uint8 *pos2 = (Uint8*) pos1 + 1;
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65 int x = 0,y = 0;
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66 int visible = 0;
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67 int vxmin = shape->width - 1;
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68 int vxmax = -1;
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69 int vymin = shape->height - 1;
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70 int vymax = -1;
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71 for (y = 0; y <height; y++) {
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72 Uint8 inside = 0;
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73 for (x = -1; x <width; x++) {
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74 int newtargetcount;
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75 POINT newtarget[5];
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76 /*
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77 * Define local variables
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78 */
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79 int newtargetcount;
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80 POINT newtarget[5];
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81
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82
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83 /*
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84 * Update visible region
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85 */
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86 if (*curpos)
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87 visible = 1;
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88 /*
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89 * Determine visible bounds
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90 */
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91 if (x < vxmin)
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92 vxmin = x;
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93 if (x > vxmax)
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94 vxmax = x;
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95 if (y < vxymin)
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96 vxymin = y;
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97 if (y > vymax)
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98 vymax = y;
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99
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100 /*
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101 * Check for starting point
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102 */
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103 Uint8 *TL, *TR, *BL, *BR;
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104 int target_x, target_y, lasttarget_x, lasttarget_y;
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105 if (((!*curpos) && (*curpos2 == 0xFF)) || ((!*curpos2) && (*curpos == 0xFF))) {
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106 if (!*curpos) {
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107 BR = curpos2;
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diff changeset
108 BL = (Uint8 *) (BR - 1);
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diff changeset
109 TR = (Uint8 *) (BR - width);
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parents: 4785
diff changeset
110 TL = (Uint8 *) (TR - 1);
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parents: 4785
diff changeset
111 target_x = x;
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diff changeset
112 target_y = y;
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parents: 4785
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113 }
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parents: 4785
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114 else {
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parents: 4785
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115 BR = curpos2 + 1;
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parents: 4785
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116 BL = (Uint8 *) (BR - 1);
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parents: 4785
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117 TR = (Uint8 *) (BR - width);
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parents: 4785
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118 TL = (Uint8 *) (TR - 1);
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parents: 4785
diff changeset
119 target_x = x + 1;
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120 target_y = y;
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parents: 4785
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121 }
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122
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diff changeset
123 lasttarget_x = 0;
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124 lasttarget_y = 0;
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125 int firsttime = 1;
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126 pos_array_pos = 0;
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127
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128 while ((target_x != x) || (target_y != y) || firsttime) {
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129 /*
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130 * New array index
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131 */
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132 firsttime = 0;
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133 pos_array_pos++;
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134 /*
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135 * Check array index
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parents: 4785
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136 */
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.
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137 if (pos_array_pos >= 4096) {
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parents: 4785
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138 SDL_SetError("Exceeded maximum number of polygon points.");
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139 pos_array_pos--;
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140 }
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141
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142 /*
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143 * Store point in array
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parents: 4785
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144 */
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145 pos_array[pos_array_pos].x = target_x + 1;
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parents: 4785
diff changeset
146 pos_array[pos_array_pos].y = target_y;
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parents: 4785
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147
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148 /*
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149 * Mark the four poles as visited
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150 */
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151 if (*TL)
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152 *TL = 0x99;
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153 if (*BL)
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parents: 4785
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154 *BL = 0x99;
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parents: 4785
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155 if (*TR)
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parents: 4785
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156 *TR = 0x99;
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parents: 4785
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157 if (*BR)
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158 *BR = 0x99;
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parents: 4785
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159
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parents: 4785
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160 newtargetcount = 0;
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parents: 4785
diff changeset
161 if ((*TL || *TR) && (*TL != *TR)) {
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.
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parents: 4785
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162 newtargetcount++;
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parents: 4785
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163 newtarget[newtargetcount].x = 0;
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parents: 4785
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164 newtarget[newtargetcount].y = -1;
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parents: 4785
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165 }
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166
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parents: 4785
diff changeset
167 if ((*TR || *BR) && (*TR != *BR)) {
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.
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parents: 4785
diff changeset
168 newtargetcount++;
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parents: 4785
diff changeset
169 newtarget[newtargetcount].x = 1;
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parents: 4785
diff changeset
170 newtarget[newtargetcount].y = 0;
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171 }
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172
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parents: 4785
diff changeset
173 if ((*BL || *BR) && (*BL != *BR)) {
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.
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parents: 4785
diff changeset
174 newtargetcount++;
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parents: 4785
diff changeset
175 newtarget[newtargetcount].x = 0;
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parents: 4785
diff changeset
176 newtarget[newtargetcount].y = 1;
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parents: 4785
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177 }
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178
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diff changeset
179 if ((*TL || *BL) && (*TL != *BL)) {
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parents: 4785
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180 newtargetcount++;
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parents: 4785
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181 newtarget[newtargetcount].x = -1;
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182 newtarget[newtargetcount].y = 0;
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parents: 4785
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183 }
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184
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diff changeset
185 switch (newtargetcount) {
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186 case 1:
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187 SDL_SetError("Cropping error - Newtargetcount=1.");
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188 return (-1);
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189 break;
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190
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Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
191 case 2:
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parents: 4785
diff changeset
192 if ((target_x + newtarget[1].x != lasttarget_x) || (target_y + newtarget[1].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.
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parents: 4785
diff changeset
193 lasttarget_x = target_x;
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diff changeset
194 lasttarget_y = target_y;
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195 target_x = target_x + newtarget[1].x;
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diff changeset
196 target_y = target_y + newtarget[1].y;
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197 }
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parents: 4785
diff changeset
198 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.
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diff changeset
199 lasttarget_x = target_x;
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200 lasttarget_y = target_y;
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201 target_x = target_x + newtarget[2].x;
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202 target_y = target_y + newtarget[2].y;
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203 }
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parents: 4785
diff changeset
204 break;
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205
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Eli Gottlieb <eligottlieb@gmail.com>
parents: 4785
diff changeset
206 case 3:
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parents: 4785
diff changeset
207 SDL_SetError("Cropping error - Newtargetcount=3.");
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diff changeset
208 return (-1);
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parents: 4785
diff changeset
209 break;
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parents: 4785
diff changeset
210
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 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
212 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
213 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
214 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
215 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
216 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
217 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
218 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
219 }
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 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
221 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
222 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
223 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
224 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
225 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
226 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
227 }
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 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
229 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
230 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
231 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
232 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
233 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
234 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 }
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 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
237 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
238 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
239 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
240 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
241 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
242 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
243 }
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 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
245 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.
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parents: 4785
diff changeset
246 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
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 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
249
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 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
251 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
252 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
253 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
254 }
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
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 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
257 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.
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parents: 4785
diff changeset
258 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
259 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
260 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
261 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
262 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
263 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
264 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
265 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
266 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
267 }
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
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 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
270 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
271 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
272 } // 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
273
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 /*
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 * 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
276 */
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 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
278 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
279 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
280 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
281 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
282 }
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
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 /*
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 * 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
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 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
288 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
289 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
290 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
291
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 /*
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 * 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
294 */
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 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
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
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 * 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
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 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
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 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
304 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
305 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
306 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
307
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 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
309 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 }
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 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
312 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
313 }
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
314
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
315 /*
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 * 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
317 */
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
318 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
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 /*
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 * 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
322 */
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 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
324 }
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
325
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
326 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
327 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
328 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
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 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
331 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
332 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
333 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
334 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
335 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
336 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
337 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
338 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
339 }
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 }
4807
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4802
diff changeset
341 else
c9eb95f29770 Added color-key mode and redid the code to work with it.
Eli Gottlieb <eligottlieb@gmail.com>
parents: 4802
diff changeset
342 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
343
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
344 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
345
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
346 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
347 }