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annotate test/testsprite2.c @ 5141:da10636e5eca

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Making the API simpler, scaling is always defined as linear interpolation and should be supported as much as possible on all renderers.
author Sam Lantinga <slouken@libsdl.org>
date Mon, 31 Jan 2011 22:44:43 -0800
parents aa8888658021
children e743b9c3f6d6
rev   line source
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
1 /* Simple program: Move N sprites around on the screen as fast as possible */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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2
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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3 #include <stdlib.h>
1907
06c27a737b7a Streamlined the API a bit and optimized the software renderer.
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4 #include <stdio.h>
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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5 #include <time.h>
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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6
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7 #include "common.h"
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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8
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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9 #define NUM_SPRITES 100
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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10 #define MAX_SPEED 1
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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11
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051df511279c Added a test program framework for easy initialization.
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parents: 1907
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12 static CommonState *state;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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13 static int num_sprites;
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
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parents: 3596
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14 static SDL_Texture **sprites;
1985
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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15 static SDL_bool cycle_color;
8055185ae4ed Added source color and alpha modulation support.
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16 static SDL_bool cycle_alpha;
8055185ae4ed Added source color and alpha modulation support.
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17 static int cycle_direction = 1;
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18 static int current_alpha = 0;
8055185ae4ed Added source color and alpha modulation support.
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19 static int current_color = 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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20 static SDL_Rect *positions;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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21 static SDL_Rect *velocities;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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22 static int sprite_w, sprite_h;
4601
cd2523c69d3e Resync tip to default. Using named branches is a bad idea.
Sunny Sachanandani <sunnysachanandani@gmail.com>
parents: 4598
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23 static SDL_BlendMode blendMode = SDL_BLENDMODE_MASK;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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24
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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25 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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26 static void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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27 quit(int rc)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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28 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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29 if (sprites) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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30 SDL_free(sprites);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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31 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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32 if (positions) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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33 SDL_free(positions);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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34 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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35 if (velocities) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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36 SDL_free(velocities);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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37 }
1914
051df511279c Added a test program framework for easy initialization.
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38 CommonQuit(state);
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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39 exit(rc);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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40 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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41
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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42 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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43 LoadSprite(char *file)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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44 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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45 int i;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
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46 SDL_Surface *temp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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47
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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48 /* Load the sprite image */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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49 temp = SDL_LoadBMP(file);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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50 if (temp == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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51 fprintf(stderr, "Couldn't load %s: %s", file, SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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52 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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53 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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54 sprite_w = temp->w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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55 sprite_h = temp->h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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56
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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57 /* Set transparent pixel as the pixel at (0,0) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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58 if (temp->format->palette) {
3560
5543db4239e6 The SDL 1.3 tests have been cleaned up not to include any 1.2 compatibility code.
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59 SDL_SetColorKey(temp, 1, *(Uint8 *) temp->pixels);
3183
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parents: 2884
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60 } else {
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
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parents: 2884
diff changeset
61 switch (temp->format->BitsPerPixel) {
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Mike Gorchak <lestat@i.com.ua>
parents: 2884
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62 case 15:
3560
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63 SDL_SetColorKey(temp, 1, (*(Uint16 *) temp->pixels) & 0x00007FFF);
3183
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
Mike Gorchak <lestat@i.com.ua>
parents: 2884
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64 break;
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
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parents: 2884
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65 case 16:
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66 SDL_SetColorKey(temp, 1, *(Uint16 *) temp->pixels);
3183
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
Mike Gorchak <lestat@i.com.ua>
parents: 2884
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67 break;
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
Mike Gorchak <lestat@i.com.ua>
parents: 2884
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68 case 24:
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5543db4239e6 The SDL 1.3 tests have been cleaned up not to include any 1.2 compatibility code.
Sam Lantinga <slouken@libsdl.org>
parents: 3536
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69 SDL_SetColorKey(temp, 1, (*(Uint32 *) temp->pixels) & 0x00FFFFFF);
3183
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Mike Gorchak <lestat@i.com.ua>
parents: 2884
diff changeset
70 break;
d1436442215f Support for 15/16/24/32 bpps of icon.bmp has been added, in case if not an original icon.bmp (8bpp with palette) is used for tests.
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parents: 2884
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71 case 32:
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72 SDL_SetColorKey(temp, 1, *(Uint32 *) temp->pixels);
3183
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parents: 2884
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73 break;
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parents: 2884
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74 }
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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75 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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76
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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77 /* Create textures from the image */
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78 for (i = 0; i < state->num_windows; ++i) {
051df511279c Added a test program framework for easy initialization.
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parents: 1907
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79 SDL_SelectRenderer(state->windows[i]);
2222
926294b2bb4e Emphasized the separation between SDL_Surface and SDL_Texture
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80 sprites[i] = SDL_CreateTextureFromSurface(0, temp);
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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81 if (!sprites[i]) {
3285
0d7b20a4a629 Fall back to opaque sprite if no formats with alpha are supported.
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parents: 3266
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82 SDL_SetColorKey(temp, 0, 0);
0d7b20a4a629 Fall back to opaque sprite if no formats with alpha are supported.
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parents: 3266
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83 sprites[i] = SDL_CreateTextureFromSurface(0, temp);
0d7b20a4a629 Fall back to opaque sprite if no formats with alpha are supported.
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84 }
0d7b20a4a629 Fall back to opaque sprite if no formats with alpha are supported.
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85 if (!sprites[i]) {
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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86 fprintf(stderr, "Couldn't create texture: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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87 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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88 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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89 }
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
90 SDL_SetTextureBlendMode(sprites[i], blendMode);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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91 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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92 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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93
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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94 /* We're ready to roll. :) */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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95 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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96 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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97
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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98 void
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99 MoveSprites(SDL_Window * window, SDL_Texture * sprite)
1895
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100 {
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101 int i, n;
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102 int window_w, window_h;
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parents: 3264
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103 SDL_Rect temp;
2783
e33ad7ebb7eb Fixed Direct3D rendering
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parents: 2222
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104 SDL_Rect *position, *velocity;
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105
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106 SDL_SelectRenderer(window);
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107
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108 /* Query the sizes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
109 SDL_GetWindowSize(window, &window_w, &window_h);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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110
1985
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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111 /* Cycle the color and alpha, if desired */
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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112 if (cycle_color) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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113 current_color += cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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114 if (current_color < 0) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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115 current_color = 0;
8055185ae4ed Added source color and alpha modulation support.
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116 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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117 }
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118 if (current_color > 255) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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119 current_color = 255;
8055185ae4ed Added source color and alpha modulation support.
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120 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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121 }
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
diff changeset
122 SDL_SetTextureColorMod(sprite, 255, (Uint8) current_color,
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parents: 1965
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123 (Uint8) current_color);
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parents: 1965
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124 }
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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125 if (cycle_alpha) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
126 current_alpha += cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
127 if (current_alpha < 0) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
128 current_alpha = 0;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
129 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
130 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
131 if (current_alpha > 255) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
132 current_alpha = 255;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
133 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
134 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
135 SDL_SetTextureAlphaMod(sprite, (Uint8) current_alpha);
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
136 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
137
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
138 /* Draw a gray background */
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
139 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
140 SDL_RenderClear();
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
141
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
142 /* Test points */
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
143 SDL_SetRenderDrawColor(0xFF, 0x00, 0x00, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
144 SDL_RenderDrawPoint(0, 0);
4601
cd2523c69d3e Resync tip to default. Using named branches is a bad idea.
Sunny Sachanandani <sunnysachanandani@gmail.com>
parents: 4598
diff changeset
145 SDL_RenderDrawPoint(window_w-1, 0);
cd2523c69d3e Resync tip to default. Using named branches is a bad idea.
Sunny Sachanandani <sunnysachanandani@gmail.com>
parents: 4598
diff changeset
146 SDL_RenderDrawPoint(0, window_h-1);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
147 SDL_RenderDrawPoint(window_w-1, window_h-1);
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
148
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
149 /* Test horizontal and vertical lines */
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
150 SDL_SetRenderDrawColor(0x00, 0xFF, 0x00, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
151 SDL_RenderDrawLine(1, 0, window_w-2, 0);
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
152 SDL_RenderDrawLine(1, window_h-1, window_w-2, window_h-1);
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
153 SDL_RenderDrawLine(0, 1, 0, window_h-2);
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
154 SDL_RenderDrawLine(window_w-1, 1, window_w-1, window_h-2);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
155
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
156 /* Test fill and copy */
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
157 SDL_SetRenderDrawColor(0xFF, 0xFF, 0xFF, 0xFF);
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
158 temp.x = 1;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
159 temp.y = 1;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
160 temp.w = sprite_w;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
161 temp.h = sprite_h;
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
162 SDL_RenderFillRect(&temp);
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
163 SDL_RenderCopy(sprite, NULL, &temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
164 temp.x = window_w-sprite_w-1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
165 temp.y = 1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
166 temp.w = sprite_w;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
167 temp.h = sprite_h;
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
168 SDL_RenderFillRect(&temp);
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
169 SDL_RenderCopy(sprite, NULL, &temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
170 temp.x = 1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
171 temp.y = window_h-sprite_h-1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
172 temp.w = sprite_w;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
173 temp.h = sprite_h;
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
174 SDL_RenderFillRect(&temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
175 SDL_RenderCopy(sprite, NULL, &temp);
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
176 temp.x = window_w-sprite_w-1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
177 temp.y = window_h-sprite_h-1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
178 temp.w = sprite_w;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
179 temp.h = sprite_h;
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
180 SDL_RenderFillRect(&temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
181 SDL_RenderCopy(sprite, NULL, &temp);
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
182
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
183 /* Test diagonal lines */
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
184 SDL_SetRenderDrawColor(0x00, 0xFF, 0x00, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
185 SDL_RenderDrawLine(sprite_w, sprite_h,
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
186 window_w-sprite_w-2, window_h-sprite_h-2);
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
187 SDL_RenderDrawLine(window_w-sprite_w-2, sprite_h,
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
188 sprite_w, window_h-sprite_h-2);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
189
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 /* Move the sprite, bounce at the wall, and draw */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 n = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 for (i = 0; i < num_sprites; ++i) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 position = &positions[i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194 velocity = &velocities[i];
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 position->x += velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 if ((position->x < 0) || (position->x >= (window_w - sprite_w))) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 velocity->x = -velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 position->x += velocity->x;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 position->y += velocity->y;
2834
feb6ccdb888f minor bug
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
201 if ((position->y < 0) || (position->y >= (window_h - sprite_h))) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 velocity->y = -velocity->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 position->y += velocity->y;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 /* Blit the sprite onto the screen */
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
207 SDL_RenderCopy(sprite, NULL, position);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 /* Update the screen! */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 SDL_RenderPresent();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
214 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
215 main(int argc, char *argv[])
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 int i, done;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 SDL_Event event;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 Uint32 then, now, frames;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
221 /* Initialize parameters */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222 num_sprites = NUM_SPRITES;
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
223
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
224 /* Initialize test framework */
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
225 state = CommonCreateState(argv, SDL_INIT_VIDEO);
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
226 if (!state) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
227 return 1;
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
228 }
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
229 for (i = 1; i < argc;) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
230 int consumed;
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
231
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
232 consumed = CommonArg(state, i);
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
233 if (consumed == 0) {
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
234 consumed = -1;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
235 if (SDL_strcasecmp(argv[i], "--blend") == 0) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
236 if (argv[i + 1]) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
237 if (SDL_strcasecmp(argv[i + 1], "none") == 0) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
238 blendMode = SDL_BLENDMODE_NONE;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
239 consumed = 2;
1917
3f54b3ec5a07 Implemented scaling in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1916
diff changeset
240 } else if (SDL_strcasecmp(argv[i + 1], "mask") == 0) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
241 blendMode = SDL_BLENDMODE_MASK;
1917
3f54b3ec5a07 Implemented scaling in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1916
diff changeset
242 consumed = 2;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
243 } else if (SDL_strcasecmp(argv[i + 1], "blend") == 0) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
244 blendMode = SDL_BLENDMODE_BLEND;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
245 consumed = 2;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
246 } else if (SDL_strcasecmp(argv[i + 1], "add") == 0) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
247 blendMode = SDL_BLENDMODE_ADD;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
248 consumed = 2;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
249 } else if (SDL_strcasecmp(argv[i + 1], "mod") == 0) {
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
250 blendMode = SDL_BLENDMODE_MOD;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
251 consumed = 2;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
252 }
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
253 }
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
254 } else if (SDL_strcasecmp(argv[i], "--cyclecolor") == 0) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
255 cycle_color = SDL_TRUE;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
256 consumed = 1;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
257 } else if (SDL_strcasecmp(argv[i], "--cyclealpha") == 0) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
258 cycle_alpha = SDL_TRUE;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
259 consumed = 1;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
260 } else if (SDL_isdigit(*argv[i])) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
261 num_sprites = SDL_atoi(argv[i]);
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
262 consumed = 1;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
263 }
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
264 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
265 if (consumed < 0) {
1917
3f54b3ec5a07 Implemented scaling in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1916
diff changeset
266 fprintf(stderr,
5141
da10636e5eca Making the API simpler, scaling is always defined as linear interpolation and should be supported as much as possible on all renderers.
Sam Lantinga <slouken@libsdl.org>
parents: 4929
diff changeset
267 "Usage: %s %s [--blend none|mask|blend|add|mod] [--cyclecolor] [--cyclealpha]\n",
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
268 argv[0], CommonUsage(state));
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
269 quit(1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
270 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
271 i += consumed;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
272 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
273 if (!CommonInit(state)) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
274 quit(2);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
275 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
276
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
277 /* Create the windows, initialize the renderers, and load the textures */
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
278 sprites =
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3596
diff changeset
279 (SDL_Texture **) SDL_malloc(state->num_windows * sizeof(*sprites));
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
280 if (!sprites) {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
281 fprintf(stderr, "Out of memory!\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
282 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
283 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
284 for (i = 0; i < state->num_windows; ++i) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
285 SDL_SelectRenderer(state->windows[i]);
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
286 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
287 SDL_RenderClear();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
288 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
289 if (LoadSprite("icon.bmp") < 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
290 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
291 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
292
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
293 /* Allocate memory for the sprite info */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
294 positions = (SDL_Rect *) SDL_malloc(num_sprites * sizeof(SDL_Rect));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
295 velocities = (SDL_Rect *) SDL_malloc(num_sprites * sizeof(SDL_Rect));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
296 if (!positions || !velocities) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
297 fprintf(stderr, "Out of memory!\n");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
298 quit(2);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
299 }
4884
27ab20a36eba - added directx include path to VS2008 solution
Andreas Schiffler <aschiffler@ferzkopp.net>
parents: 4601
diff changeset
300 srand((unsigned int)time(NULL));
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
301 for (i = 0; i < num_sprites; ++i) {
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
302 positions[i].x = rand() % (state->window_w - sprite_w);
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
303 positions[i].y = rand() % (state->window_h - sprite_h);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
304 positions[i].w = sprite_w;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
305 positions[i].h = sprite_h;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
306 velocities[i].x = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
307 velocities[i].y = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
308 while (!velocities[i].x && !velocities[i].y) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
309 velocities[i].x = (rand() % (MAX_SPEED * 2 + 1)) - MAX_SPEED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
310 velocities[i].y = (rand() % (MAX_SPEED * 2 + 1)) - MAX_SPEED;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
311 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
312 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
313
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
314 /* Main render loop */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
315 frames = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
316 then = SDL_GetTicks();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
317 done = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
318 while (!done) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
319 /* Check for events */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
320 ++frames;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
321 while (SDL_PollEvent(&event)) {
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
322 CommonEvent(state, &event, &done);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
323 switch (event.type) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
324 case SDL_WINDOWEVENT:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
325 switch (event.window.event) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
326 case SDL_WINDOWEVENT_EXPOSED:
3685
64ce267332c6 Switched from SDL_WindowID and SDL_TextureID to SDL_Window* and SDL_Texture* for code simplicity and improved performance.
Sam Lantinga <slouken@libsdl.org>
parents: 3596
diff changeset
327 SDL_SelectRenderer(SDL_GetWindowFromID(event.window.windowID));
2884
9dde605c7540 Date: Fri, 19 Dec 2008 20:17:35 +0100
Sam Lantinga <slouken@libsdl.org>
parents: 2834
diff changeset
328 SDL_SetRenderDrawColor(0xA0, 0xA0, 0xA0, 0xFF);
3596
f638ded38b8a Added SDL_RenderClear() as a fast method of clearing the screen to the drawing color.
Sam Lantinga <slouken@libsdl.org>
parents: 3560
diff changeset
329 SDL_RenderClear();
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
330 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
331 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
332 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
333 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
334 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
335 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
336 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
337 for (i = 0; i < state->num_windows; ++i) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
338 MoveSprites(state->windows[i], sprites[i]);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
339 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
340 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
341
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
342 /* Print out some timing information */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
343 now = SDL_GetTicks();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
344 if (now > then) {
2786
Sam Lantinga <slouken@libsdl.org>
parents: 2783
diff changeset
345 double fps = ((double) frames * 1000) / (now - then);
2783
e33ad7ebb7eb Fixed Direct3D rendering
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
346 printf("%2.2f frames per second\n", fps);
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
347 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
348 quit(0);
4884
27ab20a36eba - added directx include path to VS2008 solution
Andreas Schiffler <aschiffler@ferzkopp.net>
parents: 4601
diff changeset
349 return 0;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
350 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
351
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
352 /* vi: set ts=4 sw=4 expandtab: */