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comparison test/automated/render/render.c @ 3739:651b261e591d gsoc2009_unit_tests

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Wrapper around return codes to check to see if is supported.
author Edgar Simo <bobbens@gmail.com>
date Sun, 02 Aug 2009 15:49:55 +0000
parents c875baafce36
children e451d5d288e9
comparison
equal deleted inserted replaced
3738:c875baafce36 3739:651b261e591d
28 28
29 /* 29 /*
30 * Prototypes. 30 * Prototypes.
31 */ 31 */
32 static int render_compare( const char *msg, const SurfaceImage_t *s ); 32 static int render_compare( const char *msg, const SurfaceImage_t *s );
33 static int render_isSupported( int code );
33 static int render_hasDrawColor (void); 34 static int render_hasDrawColor (void);
34 static int render_hasBlendModes (void); 35 static int render_hasBlendModes (void);
35 static int render_hasTexColor (void); 36 static int render_hasTexColor (void);
36 static int render_hasTexAlpha (void); 37 static int render_hasTexAlpha (void);
37 static int render_clearScreen (void); 38 static int render_clearScreen (void);
105 return 0; 106 return 0;
106 } 107 }
107 108
108 109
109 /** 110 /**
111 * @brief Checks to see if functionality is supported.
112 */
113 static int render_isSupported( int code )
114 {
115 return (code == 0);
116 }
117
118
119 /**
110 * @brief Test to see if we can vary the draw colour. 120 * @brief Test to see if we can vary the draw colour.
111 */ 121 */
112 static int render_hasDrawColor (void) 122 static int render_hasDrawColor (void)
113 { 123 {
114 int ret; 124 int ret, fail;
115 Uint8 r, g, b, a; 125 Uint8 r, g, b, a;
116 126
127 fail = 0;
128
117 /* Set colour. */ 129 /* Set colour. */
118 ret = SDL_SetRenderDrawColor( 100, 100, 100, 100 ); 130 ret = SDL_SetRenderDrawColor( 100, 100, 100, 100 );
119 ret |= SDL_GetRenderDrawColor( &r, &g, &b, &a ); 131 if (!render_isSupported(ret))
132 fail = 1;
133 ret = SDL_GetRenderDrawColor( &r, &g, &b, &a );
134 if (!render_isSupported(ret))
135 fail = 1;
120 /* Restore natural. */ 136 /* Restore natural. */
121 ret |= SDL_SetRenderDrawColor( 0, 0, 0, SDL_ALPHA_OPAQUE ); 137 ret = SDL_SetRenderDrawColor( 0, 0, 0, SDL_ALPHA_OPAQUE );
138 if (!render_isSupported(ret))
139 fail = 1;
122 140
123 /* Something failed, consider not available. */ 141 /* Something failed, consider not available. */
124 if (ret != 0) 142 if (fail)
125 return 0; 143 return 0;
126 /* Not set properly, consider failed. */ 144 /* Not set properly, consider failed. */
127 else if ((r != 100) || (g != 100) || (b != 100) || (a != 100)) 145 else if ((r != 100) || (g != 100) || (b != 100) || (a != 100))
128 return 0; 146 return 0;
129 return 1; 147 return 1;
133 /** 151 /**
134 * @brief Test to see if we can vary the blend mode. 152 * @brief Test to see if we can vary the blend mode.
135 */ 153 */
136 static int render_hasBlendModes (void) 154 static int render_hasBlendModes (void)
137 { 155 {
156 int fail;
138 int ret; 157 int ret;
139 int mode; 158 int mode;
140 159
141 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_BLEND ); 160 fail = 0;
142 ret |= SDL_GetRenderDrawBlendMode( &mode ); 161
143 ret |= (mode != SDL_BLENDMODE_BLEND); 162 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_BLEND );
144 ret |= SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_ADD ); 163 if (!render_isSupported(ret))
145 ret |= SDL_GetRenderDrawBlendMode( &mode ); 164 fail = 1;
146 ret |= (mode != SDL_BLENDMODE_ADD); 165 ret = SDL_GetRenderDrawBlendMode( &mode );
147 ret |= SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_MOD ); 166 if (!render_isSupported(ret))
148 ret |= SDL_GetRenderDrawBlendMode( &mode ); 167 fail = 1;
149 ret |= (mode != SDL_BLENDMODE_MOD); 168 ret = (mode != SDL_BLENDMODE_BLEND);
150 ret |= SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_MASK ); 169 if (!render_isSupported(ret))
151 ret |= SDL_GetRenderDrawBlendMode( &mode ); 170 fail = 1;
152 ret |= (mode != SDL_BLENDMODE_MASK); 171 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_ADD );
153 ret |= SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_NONE ); 172 if (!render_isSupported(ret))
154 ret |= SDL_GetRenderDrawBlendMode( &mode ); 173 fail = 1;
155 ret |= (mode != SDL_BLENDMODE_NONE); 174 ret = SDL_GetRenderDrawBlendMode( &mode );
156 175 if (!render_isSupported(ret))
157 return !ret; 176 fail = 1;
177 ret = (mode != SDL_BLENDMODE_ADD);
178 if (!render_isSupported(ret))
179 fail = 1;
180 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_MOD );
181 if (!render_isSupported(ret))
182 fail = 1;
183 ret = SDL_GetRenderDrawBlendMode( &mode );
184 if (!render_isSupported(ret))
185 fail = 1;
186 ret = (mode != SDL_BLENDMODE_MOD);
187 if (!render_isSupported(ret))
188 fail = 1;
189 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_MASK );
190 if (!render_isSupported(ret))
191 fail = 1;
192 ret = SDL_GetRenderDrawBlendMode( &mode );
193 if (!render_isSupported(ret))
194 fail = 1;
195 ret = (mode != SDL_BLENDMODE_MASK);
196 if (!render_isSupported(ret))
197 fail = 1;
198 ret = SDL_SetRenderDrawBlendMode( SDL_BLENDMODE_NONE );
199 if (!render_isSupported(ret))
200 fail = 1;
201 ret = SDL_GetRenderDrawBlendMode( &mode );
202 if (!render_isSupported(ret))
203 fail = 1;
204 ret = (mode != SDL_BLENDMODE_NONE);
205 if (!render_isSupported(ret))
206 fail = 1;
207
208 return !fail;
158 } 209 }
159 210
160 211
161 /** 212 /**
162 * @brief Loads the test face. 213 * @brief Loads the test face.
182 /** 233 /**
183 * @brief Test to see if can set texture colour mode. 234 * @brief Test to see if can set texture colour mode.
184 */ 235 */
185 static int render_hasTexColor (void) 236 static int render_hasTexColor (void)
186 { 237 {
238 int fail;
187 int ret; 239 int ret;
188 SDL_TextureID tface; 240 SDL_TextureID tface;
189 Uint8 r, g, b; 241 Uint8 r, g, b;
190 242
191 /* Get test face. */ 243 /* Get test face. */
192 tface = render_loadTestFace(); 244 tface = render_loadTestFace();
193 if (tface == 0) 245 if (tface == 0)
194 return 0; 246 return 0;
195 247
196 /* See if supported. */ 248 /* See if supported. */
197 ret = SDL_SetTextureColorMod( tface, 100, 100, 100 ); 249 fail = 0;
198 ret |= SDL_GetTextureColorMod( tface, &r, &g, &b ); 250 ret = SDL_SetTextureColorMod( tface, 100, 100, 100 );
251 if (!render_isSupported(ret))
252 fail = 1;
253 ret = SDL_GetTextureColorMod( tface, &r, &g, &b );
254 if (!render_isSupported(ret))
255 fail = 1;
199 256
200 /* Clean up. */ 257 /* Clean up. */
201 SDL_DestroyTexture( tface ); 258 SDL_DestroyTexture( tface );
202 259
203 if (ret) 260 if (fail)
204 return 0; 261 return 0;
205 else if ((r != 100) || (g != 100) || (b != 100)) 262 else if ((r != 100) || (g != 100) || (b != 100))
206 return 0; 263 return 0;
207 return 1; 264 return 1;
208 } 265 }
211 /** 268 /**
212 * @brief Test to see if we can vary the alpha of the texture. 269 * @brief Test to see if we can vary the alpha of the texture.
213 */ 270 */
214 static int render_hasTexAlpha (void) 271 static int render_hasTexAlpha (void)
215 { 272 {
273 int fail;
216 int ret; 274 int ret;
217 SDL_TextureID tface; 275 SDL_TextureID tface;
218 Uint8 a; 276 Uint8 a;
219 277
220 /* Get test face. */ 278 /* Get test face. */
221 tface = render_loadTestFace(); 279 tface = render_loadTestFace();
222 if (tface == 0) 280 if (tface == 0)
223 return 0; 281 return 0;
224 282
225 /* See if supported. */ 283 /* See if supported. */
226 ret = SDL_SetTextureAlphaMod( tface, 100 ); 284 fail = 0;
227 ret |= SDL_GetTextureAlphaMod( tface, &a ); 285 ret = SDL_SetTextureAlphaMod( tface, 100 );
286 if (!render_isSupported(ret))
287 fail = 1;
288 ret = SDL_GetTextureAlphaMod( tface, &a );
289 if (!render_isSupported(ret))
290 fail = 1;
228 291
229 /* Clean up. */ 292 /* Clean up. */
230 SDL_DestroyTexture( tface ); 293 SDL_DestroyTexture( tface );
231 294
232 if (ret) 295 if (fail)
233 return 0; 296 return 0;
234 else if (a != 100) 297 else if (a != 100)
235 return 0; 298 return 0;
236 return 1; 299 return 1;
237 } 300 }