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annotate test/testsprite2.c @ 5216:25ad4a50d34f

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OpenGL ES 2.0 rendering LIVES!
author Sam Lantinga <slouken@libsdl.org>
date Sun, 06 Feb 2011 19:12:55 -0800
parents d976b67150c5
children
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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parents: 1904
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4 #include <stdio.h>
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
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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parents:
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8
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
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parents: 5143
diff changeset
9 #define NUM_SPRITES 100
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
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parents: 5143
diff changeset
10 #define MAX_SPEED 1
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents:
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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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diff changeset
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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parents: 1965
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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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parents: 1965
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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;
5143
e743b9c3f6d6 Making the API simpler, the blend modes are "none, blend, add" and are supported by all renderers.
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parents: 5141
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23 static SDL_BlendMode blendMode = SDL_BLENDMODE_BLEND;
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.
Sam Lantinga <slouken@libsdl.org>
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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.
Sam Lantinga <slouken@libsdl.org>
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31 }
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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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.
Sam Lantinga <slouken@libsdl.org>
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37 }
1914
051df511279c Added a test program framework for easy initialization.
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38 CommonQuit(state);
1895
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.
Sam Lantinga <slouken@libsdl.org>
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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.
Sam Lantinga <slouken@libsdl.org>
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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.
Sam Lantinga <slouken@libsdl.org>
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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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parents: 3536
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59 SDL_SetColorKey(temp, 1, *(Uint8 *) temp->pixels);
3183
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parents: 2884
diff changeset
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
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61 switch (temp->format->BitsPerPixel) {
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
diff changeset
62 case 15:
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parents: 3536
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63 SDL_SetColorKey(temp, 1, (*(Uint16 *) temp->pixels) & 0x00007FFF);
3183
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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.
Mike Gorchak <lestat@i.com.ua>
parents: 2884
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65 case 16:
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parents: 3536
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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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parents: 3536
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69 SDL_SetColorKey(temp, 1, (*(Uint32 *) temp->pixels) & 0x00FFFFFF);
3183
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parents: 2884
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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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parents: 3536
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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;
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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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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051df511279c Added a test program framework for easy initialization.
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78 for (i = 0; i < state->num_windows; ++i) {
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
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parents: 5143
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79 SDL_Renderer *renderer = state->renderers[i];
5161
b3ccd1947786 Simplified and improved the process of creating a texture from a surface.
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parents: 5150
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80 sprites[i] = SDL_CreateTextureFromSurface(renderer, temp);
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0d7b20a4a629 Fall back to opaque sprite if no formats with alpha are supported.
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parents: 3266
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81 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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82 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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83 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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84 return (-1);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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85 }
1985
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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86 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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87 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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88 SDL_FreeSurface(temp);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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89
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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90 /* 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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91 return (0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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92 }
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 void
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
95 MoveSprites(SDL_Window * window, SDL_Renderer * renderer, SDL_Texture * sprite)
1895
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 int i, n;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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98 int window_w, window_h;
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8f534bf37bef Added more tests for the different primitive types
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parents: 3264
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99 SDL_Rect temp;
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e33ad7ebb7eb Fixed Direct3D rendering
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parents: 2222
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100 SDL_Rect *position, *velocity;
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101
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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102 /* 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
103 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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parents:
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104
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
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105 /* 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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106 if (cycle_color) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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107 current_color += cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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108 if (current_color < 0) {
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parents: 1965
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109 current_color = 0;
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110 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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111 }
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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112 if (current_color > 255) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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113 current_color = 255;
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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114 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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115 }
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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116 SDL_SetTextureColorMod(sprite, 255, (Uint8) current_color,
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117 (Uint8) current_color);
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118 }
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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119 if (cycle_alpha) {
8055185ae4ed Added source color and alpha modulation support.
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120 current_alpha += cycle_direction;
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121 if (current_alpha < 0) {
8055185ae4ed Added source color and alpha modulation support.
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parents: 1965
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122 current_alpha = 0;
8055185ae4ed Added source color and alpha modulation support.
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123 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
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124 }
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parents: 1965
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125 if (current_alpha > 255) {
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
126 current_alpha = 255;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
127 cycle_direction = -cycle_direction;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
128 }
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
129 SDL_SetTextureAlphaMod(sprite, (Uint8) current_alpha);
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
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
132 /* Draw a gray background */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
133 SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
134 SDL_RenderClear(renderer);
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
135
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
136 /* Test points */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
137 SDL_SetRenderDrawColor(renderer, 0xFF, 0x00, 0x00, 0xFF);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
138 SDL_RenderDrawPoint(renderer, 0, 0);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
139 SDL_RenderDrawPoint(renderer, window_w-1, 0);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
140 SDL_RenderDrawPoint(renderer, 0, window_h-1);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
141 SDL_RenderDrawPoint(renderer, window_w-1, window_h-1);
3264
8fe0806637df Fixed bug #783
Sam Lantinga <slouken@libsdl.org>
parents: 3186
diff changeset
142
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
143 /* Test horizontal and vertical lines */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
144 SDL_SetRenderDrawColor(renderer, 0x00, 0xFF, 0x00, 0xFF);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
145 SDL_RenderDrawLine(renderer, 1, 0, window_w-2, 0);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
146 SDL_RenderDrawLine(renderer, 1, window_h-1, window_w-2, window_h-1);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
147 SDL_RenderDrawLine(renderer, 0, 1, 0, window_h-2);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
148 SDL_RenderDrawLine(renderer, 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
149
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
150 /* Test fill and copy */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
151 SDL_SetRenderDrawColor(renderer, 0xFF, 0xFF, 0xFF, 0xFF);
3266
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
152 temp.x = 1;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
153 temp.y = 1;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
154 temp.w = sprite_w;
7856dfe3a44f More test coverage
Sam Lantinga <slouken@libsdl.org>
parents: 3265
diff changeset
155 temp.h = sprite_h;
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
156 SDL_RenderFillRect(renderer, &temp);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
157 SDL_RenderCopy(renderer, sprite, NULL, &temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
158 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
159 temp.y = 1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
160 temp.w = sprite_w;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
161 temp.h = sprite_h;
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
162 SDL_RenderFillRect(renderer, &temp);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
163 SDL_RenderCopy(renderer, 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 = 1;
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
165 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
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;
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
168 SDL_RenderFillRect(renderer, &temp);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
169 SDL_RenderCopy(renderer, 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 = window_w-sprite_w-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;
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
174 SDL_RenderFillRect(renderer, &temp);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
175 SDL_RenderCopy(renderer, sprite, NULL, &temp);
3265
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
176
8f534bf37bef Added more tests for the different primitive types
Sam Lantinga <slouken@libsdl.org>
parents: 3264
diff changeset
177 /* Test diagonal lines */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
178 SDL_SetRenderDrawColor(renderer, 0x00, 0xFF, 0x00, 0xFF);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
179 SDL_RenderDrawLine(renderer, sprite_w, 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 window_w-sprite_w-2, window_h-sprite_h-2);
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
181 SDL_RenderDrawLine(renderer, window_w-sprite_w-2, 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
182 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
183
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
184 /* 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
185 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
186 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
187 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
188 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
189 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
190 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
191 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
192 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
193 }
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 position->y += velocity->y;
2834
feb6ccdb888f minor bug
Sam Lantinga <slouken@libsdl.org>
parents: 2786
diff changeset
195 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
196 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
197 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
198 }
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 /* Blit the sprite onto the screen */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
201 SDL_RenderCopy(renderer, 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
202 }
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
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 /* Update the screen! */
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
205 SDL_RenderPresent(renderer);
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
206 }
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
207
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 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
209 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
210 {
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 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
212 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
213 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
214
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
215 /* 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
216 num_sprites = NUM_SPRITES;
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
217
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
218 /* Initialize test framework */
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
219 state = CommonCreateState(argv, SDL_INIT_VIDEO);
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
220 if (!state) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
221 return 1;
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
222 }
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
223 for (i = 1; i < argc;) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
224 int consumed;
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
225
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
226 consumed = CommonArg(state, i);
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
227 if (consumed == 0) {
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
228 consumed = -1;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
229 if (SDL_strcasecmp(argv[i], "--blend") == 0) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
230 if (argv[i + 1]) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
231 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
232 blendMode = SDL_BLENDMODE_NONE;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
233 consumed = 2;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
234 } 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
235 blendMode = SDL_BLENDMODE_BLEND;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
236 consumed = 2;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
237 } 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
238 blendMode = SDL_BLENDMODE_ADD;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
239 consumed = 2;
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5161
diff changeset
240 } else if (SDL_strcasecmp(argv[i + 1], "mod") == 0) {
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5161
diff changeset
241 blendMode = SDL_BLENDMODE_MOD;
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5161
diff changeset
242 consumed = 2;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
243 }
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
244 }
1985
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
245 } 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
246 cycle_color = SDL_TRUE;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
247 consumed = 1;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
248 } 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
249 cycle_alpha = SDL_TRUE;
8055185ae4ed Added source color and alpha modulation support.
Sam Lantinga <slouken@libsdl.org>
parents: 1965
diff changeset
250 consumed = 1;
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
251 } else if (SDL_isdigit(*argv[i])) {
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
252 num_sprites = SDL_atoi(argv[i]);
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
253 consumed = 1;
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
254 }
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
255 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
256 if (consumed < 0) {
1917
3f54b3ec5a07 Implemented scaling in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1916
diff changeset
257 fprintf(stderr,
5187
d976b67150c5 Restored SDL_BLENDMODE_MOD for MAME
Sam Lantinga <slouken@libsdl.org>
parents: 5161
diff changeset
258 "Usage: %s %s [--blend none|blend|add|mod] [--cyclecolor] [--cyclealpha]\n",
1916
c773b0c0ac89 Implemented blend modes in the D3D renderer
Sam Lantinga <slouken@libsdl.org>
parents: 1915
diff changeset
259 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
260 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
261 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
262 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
263 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
264 if (!CommonInit(state)) {
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
265 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
266 }
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
267
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
268 /* 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
269 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
270 (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
271 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
272 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
273 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
274 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
275 for (i = 0; i < state->num_windows; ++i) {
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
276 SDL_Renderer *renderer = state->renderers[i];
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
277 SDL_SetRenderDrawColor(renderer, 0xA0, 0xA0, 0xA0, 0xFF);
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
278 SDL_RenderClear(renderer);
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
279 }
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
280 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
281 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
282 }
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
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
284 /* 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
285 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
286 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
287 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
288 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
289 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
290 }
4884
27ab20a36eba - added directx include path to VS2008 solution
Andreas Schiffler <aschiffler@ferzkopp.net>
parents: 4601
diff changeset
291 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
292 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
293 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
294 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
295 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
296 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
297 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
298 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
299 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
300 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
301 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
302 }
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
303 }
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
1915
a228436a2404 Implemented multi-window OpenGL program with test framework.
Sam Lantinga <slouken@libsdl.org>
parents: 1914
diff changeset
305 /* 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
306 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
307 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
308 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
309 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
310 /* 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
311 ++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
312 while (SDL_PollEvent(&event)) {
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
313 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
314 }
1914
051df511279c Added a test program framework for easy initialization.
Sam Lantinga <slouken@libsdl.org>
parents: 1907
diff changeset
315 for (i = 0; i < state->num_windows; ++i) {
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
316 MoveSprites(state->windows[i], state->renderers[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
317 }
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 }
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
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 /* 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
321 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
322 if (now > then) {
2786
Sam Lantinga <slouken@libsdl.org>
parents: 2783
diff changeset
323 double fps = ((double) frames * 1000) / (now - then);
2783
e33ad7ebb7eb Fixed Direct3D rendering
Sam Lantinga <slouken@libsdl.org>
parents: 2222
diff changeset
324 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
325 }
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 quit(0);
5150
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future.
Sam Lantinga <slouken@libsdl.org>
parents: 5143
diff changeset
327 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
328 }
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
329
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 /* vi: set ts=4 sw=4 expandtab: */