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annotate test/testintersections.c @ 3464:09136f534198

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1. SDL_RenderPresent() call has been added after each test to be sure, that all graphics output is flushed in case if it was asynchronous. 2. After each renderer test window recreation has been added.
author Mike Gorchak <lestat@i.com.ua>
date Fri, 20 Nov 2009 07:11:29 +0000
parents 438ba87e9578
children 0267b8b1595c
rev   line source
2994
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1
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2 /* Simple program: draw as many random objects on the screen as possible */
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3
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4 #include <stdlib.h>
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5 #include <stdio.h>
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6 #include <time.h>
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7
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8 #include "common.h"
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9
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10 #define SWAP(typ,a,b) do{typ t=a;a=b;b=t;}while(0)
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11 #define NUM_OBJECTS 100
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12
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13 static CommonState *state;
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14 static int num_objects;
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15 static SDL_bool cycle_color;
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16 static SDL_bool cycle_alpha;
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17 static int cycle_direction = 1;
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18 static int current_alpha = 255;
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19 static int current_color = 255;
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20 static SDL_BlendMode blendMode = SDL_BLENDMODE_NONE;
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21
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22 void
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23 DrawPoints(SDL_WindowID window)
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24 {
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25 int i;
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26 int x, y;
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27 int window_w, window_h;
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28
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29 /* Query the sizes */
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30 SDL_GetWindowSize(window, &window_w, &window_h);
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31
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32 SDL_SetRenderDrawBlendMode(blendMode);
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33 for (i = 0; i < num_objects * 4; ++i) {
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34 /* Cycle the color and alpha, if desired */
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35 if (cycle_color) {
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36 current_color += cycle_direction;
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37 if (current_color < 0) {
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38 current_color = 0;
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39 cycle_direction = -cycle_direction;
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40 }
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41 if (current_color > 255) {
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42 current_color = 255;
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43 cycle_direction = -cycle_direction;
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44 }
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45 }
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46 if (cycle_alpha) {
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47 current_alpha += cycle_direction;
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48 if (current_alpha < 0) {
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49 current_alpha = 0;
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50 cycle_direction = -cycle_direction;
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51 }
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52 if (current_alpha > 255) {
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53 current_alpha = 255;
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54 cycle_direction = -cycle_direction;
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55 }
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56 }
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57 SDL_SetRenderDrawColor(255, (Uint8) current_color,
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58 (Uint8) current_color, (Uint8) current_alpha);
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59
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60 x = rand() % window_w;
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61 y = rand() % window_h;
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62 SDL_RenderPoint(x, y);
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63 }
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64 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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65 }
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66
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67 #define MAX_LINES 16
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68 int num_lines = 0;
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69 SDL_Rect lines[MAX_LINES];
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70 static int
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71 add_line(int x1, int y1, int x2, int y2)
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72 {
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73 if (num_lines >= MAX_LINES)
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74 return 0;
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75 if ((x1 == x2) && (y1 == y2))
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76 return 0;
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77
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78 printf("adding line (%d, %d), (%d, %d)\n", x1, y1, x2, y2);
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79 lines[num_lines].x = x1;
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80 lines[num_lines].y = y1;
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81 lines[num_lines].w = x2;
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82 lines[num_lines].h = y2;
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83
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84 return ++num_lines;
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85 }
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86
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87
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88 void
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89 DrawLines(SDL_WindowID window)
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90 {
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91 int i;
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92 int x1, y1, x2, y2;
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93 int window_w, window_h;
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94
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95 /* Query the sizes */
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96 SDL_GetWindowSize(window, &window_w, &window_h);
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97
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98 SDL_SetRenderDrawBlendMode(blendMode);
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99 for (i = 0; i < num_lines; ++i) {
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100 SDL_SetRenderDrawColor(255, 255, 255, 255);
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101
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102 if (i == -1) {
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103 SDL_RenderLine(0, 0, window_w - 1, window_h - 1);
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104 SDL_RenderLine(0, window_h - 1, window_w - 1, 0);
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105 SDL_RenderLine(0, window_h / 2, window_w - 1, window_h / 2);
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106 SDL_RenderLine(window_w / 2, 0, window_w / 2, window_h - 1);
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107 } else {
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108 SDL_RenderLine(lines[i].x, lines[i].y, lines[i].w, lines[i].h);
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109 }
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110 }
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111 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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112 }
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113
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114 #define MAX_RECTS 16
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115 int num_rects = 0;
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116 SDL_Rect rects[MAX_RECTS];
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117 static int
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118 add_rect(int x1, int y1, int x2, int y2)
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119 {
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120 if (num_rects >= MAX_RECTS)
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121 return 0;
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122 if ((x1 == x2) || (y1 == y2))
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123 return 0;
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124
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125 if (x1 > x2)
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126 SWAP(int, x1, x2);
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127 if (y1 > y2)
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128 SWAP(int, y1, y2);
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129
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130 printf("adding rect (%d, %d), (%d, %d) [%dx%d]\n", x1, y1, x2, y2,
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131 x2 - x1, y2 - y1);
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132
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133 rects[num_rects].x = x1;
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134 rects[num_rects].y = y1;
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135 rects[num_rects].w = x2 - x1;
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136 rects[num_rects].h = y2 - y1;
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137
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138 return ++num_rects;
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parents:
diff changeset
139 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 static void
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 DrawRects(SDL_WindowID window)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143 {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 int i;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 int window_w, window_h;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 /* Query the sizes */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 SDL_GetWindowSize(window, &window_w, &window_h);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 for (i = 0; i < num_rects; ++i) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 SDL_SetRenderDrawColor(255, 127, 0, 255);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 SDL_RenderFill(&rects[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
157
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158 static void
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 DrawRectLineIntersections(SDL_WindowID window)
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 int i, j, window_w, window_h;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 /* Query the sizes */
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164 SDL_GetWindowSize(window, &window_w, &window_h);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 for (i = 0; i < num_rects; i++)
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
169 for (j = 0; j < num_lines; j++) {
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
170 int x1, y1, x2, y2;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
171 SDL_Rect r;
2994
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
173 r = rects[i];
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
174 x1 = lines[j].x;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
175 y1 = lines[j].y;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
176 x2 = lines[j].w;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
177 y2 = lines[j].h;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
178
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
179 if (SDL_IntersectRectAndLine(&r, &x1, &y1, &x2, &y2)) {
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
180 SDL_SetRenderDrawColor(0, 255, 55, 255);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
181 SDL_RenderLine(x1, y1, x2, y2);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
182 }
2994
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183 }
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 static void
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189 DrawRectRectIntersections(SDL_WindowID window)
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 int i, j;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 for (i = 0; i < num_rects; i++)
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
196 for (j = i + 1; j < num_rects; j++) {
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
197 SDL_Rect r;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
198 if (SDL_IntersectRect(&rects[i], &rects[j], &r)) {
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
199 SDL_SetRenderDrawColor(255, 200, 0, 255);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
200 SDL_RenderFill(&r);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
201 }
2994
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 SDL_SetRenderDrawBlendMode(SDL_BLENDMODE_NONE);
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 int
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 main(int argc, char *argv[])
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 int mouse_begin_x = -1, mouse_begin_y = -1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 int i, done;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 SDL_Event event;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 Uint32 then, now, frames;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 /* Initialize parameters */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 num_objects = NUM_OBJECTS;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 /* Initialize test framework */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 state = CommonCreateState(argv, SDL_INIT_VIDEO);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 if (!state) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 return 1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 for (i = 1; i < argc;) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 int consumed;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226 consumed = CommonArg(state, i);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 if (consumed == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 consumed = -1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 if (SDL_strcasecmp(argv[i], "--blend") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 if (argv[i + 1]) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 if (SDL_strcasecmp(argv[i + 1], "none") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 blendMode = SDL_BLENDMODE_NONE;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 consumed = 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 } else if (SDL_strcasecmp(argv[i + 1], "mask") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 blendMode = SDL_BLENDMODE_MASK;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 consumed = 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 } else if (SDL_strcasecmp(argv[i + 1], "blend") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 blendMode = SDL_BLENDMODE_BLEND;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239 consumed = 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 } else if (SDL_strcasecmp(argv[i + 1], "add") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241 blendMode = SDL_BLENDMODE_ADD;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 consumed = 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 } else if (SDL_strcasecmp(argv[i + 1], "mod") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244 blendMode = SDL_BLENDMODE_MOD;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 consumed = 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 } else if (SDL_strcasecmp(argv[i], "--cyclecolor") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 cycle_color = SDL_TRUE;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 consumed = 1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251 } else if (SDL_strcasecmp(argv[i], "--cyclealpha") == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 cycle_alpha = SDL_TRUE;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 consumed = 1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 } else if (SDL_isdigit(*argv[i])) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255 num_objects = SDL_atoi(argv[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 consumed = 1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 if (consumed < 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 fprintf(stderr,
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 "Usage: %s %s [--blend none|mask|blend|add|mod] [--cyclecolor] [--cyclealpha]\n",
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262 argv[0], CommonUsage(state));
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
263 return 1;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
264 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
265 i += consumed;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
266 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
267 if (!CommonInit(state)) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
268 return 2;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
271 /* Create the windows and initialize the renderers */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 for (i = 0; i < state->num_windows; ++i) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
273 SDL_SelectRenderer(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
274 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 SDL_RenderFill(NULL);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
278 srand(time(NULL));
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
279
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
280 /* Main render loop */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 frames = 0;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 then = SDL_GetTicks();
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 done = 0;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
284 while (!done) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
285 /* Check for events */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
286 ++frames;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
287 while (SDL_PollEvent(&event)) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 CommonEvent(state, &event, &done);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 switch (event.type) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 case SDL_MOUSEBUTTONDOWN:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 if (event.button.which == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292 mouse_begin_x = event.button.x;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 mouse_begin_y = event.button.y;
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 case SDL_MOUSEBUTTONUP:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 if (event.button.which == 0) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 if (event.button.button == 3)
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
299 add_line(mouse_begin_x, mouse_begin_y, event.button.x,
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
300 event.button.y);
2994
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 if (event.button.button == 1)
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
302 add_rect(mouse_begin_x, mouse_begin_y, event.button.x,
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
303 event.button.y);
2994
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 case SDL_KEYDOWN:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 switch (event.key.keysym.sym) {
2997
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
308 case 'l':
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
309 if (event.key.keysym.mod & KMOD_SHIFT)
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
310 num_lines = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
311 else
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
312 add_line(rand() % 640, rand() % 480, rand() % 640,
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
313 rand() % 480);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
314 break;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
315 case 'r':
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
316 if (event.key.keysym.mod & KMOD_SHIFT)
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
317 num_rects = 0;
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
318 else
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
319 add_rect(rand() % 640, rand() % 480, rand() % 640,
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
320 rand() % 480);
Sam Lantinga <slouken@libsdl.org>
parents: 2994
diff changeset
321 break;
2994
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
322 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 case SDL_WINDOWEVENT:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 switch (event.window.event) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 case SDL_WINDOWEVENT_EXPOSED:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
327 SDL_SelectRenderer(event.window.windowID);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
328 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
329 SDL_RenderFill(NULL);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 default:
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 break;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
337 for (i = 0; i < state->num_windows; ++i) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
338 SDL_SelectRenderer(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 SDL_RenderFill(NULL);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 DrawRects(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 DrawPoints(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 DrawRectRectIntersections(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
345 DrawLines(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
346 DrawRectLineIntersections(state->windows[i]);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 SDL_RenderPresent();
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
349 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351
3371
438ba87e9578 Call CommonQuit() at exit has been added.
Mike Gorchak <lestat@i.com.ua>
parents: 2997
diff changeset
352 CommonQuit(state);
438ba87e9578 Call CommonQuit() at exit has been added.
Mike Gorchak <lestat@i.com.ua>
parents: 2997
diff changeset
353
2994
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
354 /* Print out some timing information */
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
355 now = SDL_GetTicks();
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
356 if (now > then) {
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
357 double fps = ((double) frames * 1000) / (now - then);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
358 printf("%2.2f frames per second\n", fps);
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
359 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
360 return 0;
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
361 }
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
362
7563b99e9a49 Date: Sat, 3 Jan 2009 22:11:18 -0500
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
363 /* vi: set ts=4 sw=4 expandtab: */