Cleaning up render test suite.
This commit is contained in:
Markus Kauppila
parent
e89d876fc6
commit
04b2c7e316
1 changed files with 333 additions and 275 deletions
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@ -17,10 +17,16 @@
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static SDL_Renderer *renderer;
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static SDL_Renderer *renderer;
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/*!
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/* Prototypes for helper functions */
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* Note: Port tests from "/test/automated/render" here
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static int render_clearScreen (void);
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*
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static void render_compare(const char *msg, const SurfaceImage_t *s, int allowable_error);
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*/
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static int render_hasTexAlpha(void);
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static int render_hasTexColor(void);
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static SDL_Texture *render_loadTestFace(void);
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static int render_hasBlendModes(void);
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static int render_hasDrawColor(void);
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static int render_isSupported(int code);
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/* Test cases */
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/* Test cases */
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static const TestCaseReference test1 =
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static const TestCaseReference test1 =
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@ -49,8 +55,6 @@ static const TestCaseReference test8 =
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/* Test suite */
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/* Test suite */
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extern const TestCaseReference *testSuite[] = {
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extern const TestCaseReference *testSuite[] = {
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&test1, &test2, &test3, &test4, &test5, &test6, &test7, &test8, NULL
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&test1, &test2, &test3, &test4, &test5, &test6, &test7, &test8, NULL
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@ -71,8 +75,7 @@ SetUp(void *arg)
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SDL_Window *w = SDL_CreateWindow( "title", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
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SDL_Window *w = SDL_CreateWindow( "title", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
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80, 60, SDL_WINDOW_SHOWN );
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80, 60, SDL_WINDOW_SHOWN );
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//if (SDL_ATassert( "SDL_CreateWindow", w!=NULL ))
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renderer = SDL_CreateRenderer(w, 0, 0);
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renderer = SDL_CreateRenderer(w, 0, 0 );
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}
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}
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void
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void
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@ -84,6 +87,7 @@ TearDown(void *arg)
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/**
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/**
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* @brief Tests call to SDL_GetNumRenderDrivers
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* @brief Tests call to SDL_GetNumRenderDrivers
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*
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* \sa
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_GetNumRenderDrivers
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* http://wiki.libsdl.org/moin.cgi/SDL_GetNumRenderDrivers
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*/
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*/
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@ -100,6 +104,7 @@ render_testGetNumRenderDrivers(void *arg)
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/**
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/**
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* @brief Tests call to SDL_CreateRenderer
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* @brief Tests call to SDL_CreateRenderer
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*
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* \sa
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_CreateRenderer
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* http://wiki.libsdl.org/moin.cgi/SDL_CreateRenderer
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*/
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*/
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@ -127,235 +132,6 @@ render_testCreateRenderer(void *arg)
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/**
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* @brief Compares screen pixels with image pixels.
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*
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* @param msg Message on failure.
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* @param s Image to compare against.
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* @return 0 on success.
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*/
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static void render_compare( const char *msg, const SurfaceImage_t *s, int allowable_error )
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{
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int ret;
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SDL_Rect rect;
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Uint8 pix[4*80*60];
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SDL_Surface *testsur;
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/* Read pixels. */
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/* Explicitly specify the rect in case the window isn't expected size... */
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rect.x = 0;
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rect.y = 0;
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rect.w = 80;
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rect.h = 60;
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ret = SDL_RenderReadPixels(renderer, &rect, FORMAT, pix, 80*4 );
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AssertEquals(ret, 0, "SDL_RenderReadPixels failed");
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/* Create surface. */
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testsur = SDL_CreateRGBSurfaceFrom( pix, 80, 60, 32, 80*4,
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RMASK, GMASK, BMASK, AMASK);
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AssertTrue(testsur!=NULL, "SDL_CreateRGBSurface failed");
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/* Compare surface. */
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ret = surface_compare( testsur, s, allowable_error );
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AssertEquals(ret, 0, "surface_compare failed");
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/* Clean up. */
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SDL_FreeSurface( testsur );
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}
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/**
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* @brief Checks to see if functionality is supported.
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*/
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static int render_isSupported( int code )
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{
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return (code == 0);
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}
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/**
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* @brief Test to see if we can vary the draw colour.
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*/
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static int render_hasDrawColor (void)
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{
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int ret, fail;
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Uint8 r, g, b, a;
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fail = 0;
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/* Set colour. */
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ret = SDL_SetRenderDrawColor(renderer, 100, 100, 100, 100 );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetRenderDrawColor(renderer, &r, &g, &b, &a );
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if (!render_isSupported(ret))
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fail = 1;
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/* Restore natural. */
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ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE );
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if (!render_isSupported(ret))
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fail = 1;
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/* Something failed, consider not available. */
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if (fail)
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return 0;
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/* Not set properly, consider failed. */
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else if ((r != 100) || (g != 100) || (b != 100) || (a != 100))
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return 0;
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return 1;
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}
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/**
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* @brief Test to see if we can vary the blend mode.
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*/
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static int render_hasBlendModes (void)
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{
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int fail;
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int ret;
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SDL_BlendMode mode;
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fail = 0;
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ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
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if (!render_isSupported(ret))
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fail = 1;
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ret = (mode != SDL_BLENDMODE_BLEND);
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_ADD );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
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if (!render_isSupported(ret))
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fail = 1;
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ret = (mode != SDL_BLENDMODE_ADD);
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_MOD );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
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if (!render_isSupported(ret))
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fail = 1;
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ret = (mode != SDL_BLENDMODE_MOD);
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
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if (!render_isSupported(ret))
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fail = 1;
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ret = (mode != SDL_BLENDMODE_NONE);
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if (!render_isSupported(ret))
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fail = 1;
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return !fail;
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}
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/**
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* @brief Loads the test face.
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*/
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static SDL_Texture * render_loadTestFace (void)
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{
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SDL_Surface *face;
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SDL_Texture *tface;
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/* Create face surface. */
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face = SDL_CreateRGBSurfaceFrom( (void*)img_face.pixel_data,
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img_face.width, img_face.height, 32, img_face.width*4,
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#if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
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0xff000000, /* Red bit mask. */
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0x00ff0000, /* Green bit mask. */
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0x0000ff00, /* Blue bit mask. */
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0x000000ff /* Alpha bit mask. */
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#else
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0x000000ff, /* Red bit mask. */
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0x0000ff00, /* Green bit mask. */
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0x00ff0000, /* Blue bit mask. */
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0xff000000 /* Alpha bit mask. */
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#endif
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);
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if (face == NULL)
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return 0;
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tface = SDL_CreateTextureFromSurface(renderer, face);
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SDL_FreeSurface(face);
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return tface;
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}
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/**
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* @brief Test to see if can set texture colour mode.
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*/
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static int render_hasTexColor (void)
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{
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int fail;
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int ret;
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SDL_Texture *tface;
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Uint8 r, g, b;
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/* Get test face. */
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tface = render_loadTestFace();
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if (tface == 0)
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return 0;
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/* See if supported. */
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fail = 0;
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ret = SDL_SetTextureColorMod( tface, 100, 100, 100 );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetTextureColorMod( tface, &r, &g, &b );
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if (!render_isSupported(ret))
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fail = 1;
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/* Clean up. */
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SDL_DestroyTexture( tface );
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if (fail)
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return 0;
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else if ((r != 100) || (g != 100) || (b != 100))
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return 0;
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return 1;
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}
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/**
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* @brief Test to see if we can vary the alpha of the texture.
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*/
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static int render_hasTexAlpha (void)
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{
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int fail;
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int ret;
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SDL_Texture *tface;
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Uint8 a;
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/* Get test face. */
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tface = render_loadTestFace();
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if (tface == 0)
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return 0;
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/* See if supported. */
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fail = 0;
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ret = SDL_SetTextureAlphaMod( tface, 100 );
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if (!render_isSupported(ret))
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fail = 1;
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ret = SDL_GetTextureAlphaMod( tface, &a );
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if (!render_isSupported(ret))
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fail = 1;
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/* Clean up. */
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SDL_DestroyTexture( tface );
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if (fail)
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return 0;
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else if (a != 100)
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return 0;
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return 1;
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}
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/**
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/**
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* @brief Tests the SDL primitives for rendering.
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* @brief Tests the SDL primitives for rendering.
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@ -449,6 +225,11 @@ int render_testPrimitives (void *arg)
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/**
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/**
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* @brief Tests the SDL primitives with alpha for rendering.
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* @brief Tests the SDL primitives with alpha for rendering.
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*
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawColor
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* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawBlendMode
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* http://wiki.libsdl.org/moin.cgi/SDL_RenderFillRect
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*/
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*/
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int render_testPrimitivesBlend (void *arg)
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int render_testPrimitivesBlend (void *arg)
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{
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{
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@ -559,6 +340,10 @@ int render_testPrimitivesBlend (void *arg)
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/**
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/**
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* @brief Tests some blitting routines.
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* @brief Tests some blitting routines.
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*
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_RenderCopy
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* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
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*/
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*/
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int
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int
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render_testBlit(void *arg)
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render_testBlit(void *arg)
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@ -602,6 +387,11 @@ render_testBlit(void *arg)
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/**
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/**
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* @brief Blits doing colour tests.
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* @brief Blits doing colour tests.
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*
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureColorMod
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* http://wiki.libsdl.org/moin.cgi/SDL_RenderCopy
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* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
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*/
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*/
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int
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int
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render_testBlitColour (void *arg)
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render_testBlitColour (void *arg)
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@ -647,6 +437,11 @@ render_testBlitColour (void *arg)
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/**
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/**
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* @brief Tests blitting with alpha.
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* @brief Tests blitting with alpha.
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*
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureAlphaMod
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* http://wiki.libsdl.org/moin.cgi/SDL_RenderCopy
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* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
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*/
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*/
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int
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int
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render_testBlitAlpha (void *arg)
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render_testBlitAlpha (void *arg)
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@ -692,46 +487,12 @@ render_testBlitAlpha (void *arg)
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&img_blitAlpha, ALLOWABLE_ERROR_BLENDED );
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&img_blitAlpha, ALLOWABLE_ERROR_BLENDED );
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}
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}
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/**
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* @brief Clears the screen.
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*
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* @note We don't test for errors, but they shouldn't happen.
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*/
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static int render_clearScreen (void)
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{
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int ret;
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/* Set colour. */
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ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE );
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/*
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if (SDL_ATassert( "SDL_SetRenderDrawColor", ret == 0))
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return -1;
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*/
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/* Clear screen. */
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ret = SDL_RenderFillRect(renderer, NULL );
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/*
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if (SDL_ATassert( "SDL_RenderFillRect", ret == 0))
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return -1;
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*/
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/* Set defaults. */
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ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE );
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/*
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if (SDL_ATassert( "SDL_SetRenderDrawBlendMode", ret == 0))
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return -1;
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*/
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ret = SDL_SetRenderDrawColor(renderer, 255, 255, 255, SDL_ALPHA_OPAQUE );
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/*
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if (SDL_ATassert( "SDL_SetRenderDrawColor", ret == 0))
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return -1;
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*/
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return 0;
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}
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/**
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/**
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* @brief Tests a blend mode. Helper.
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* @brief Tests a blend mode. Helper.
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*
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* \sa
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* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureBlendMode
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* http://wiki.libsdl.org/moin.cgi/SDL_RenderCopy
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*/
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*/
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void
|
void
|
||||||
render_testBlitBlendMode( SDL_Texture * tface, int mode )
|
render_testBlitBlendMode( SDL_Texture * tface, int mode )
|
||||||
|
|
@ -773,6 +534,12 @@ render_testBlitBlendMode( SDL_Texture * tface, int mode )
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* @brief Tests some more blitting routines.
|
* @brief Tests some more blitting routines.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureColorMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureAlphaMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureBlendMode
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
|
||||||
*/
|
*/
|
||||||
int
|
int
|
||||||
render_testBlitBlend (void *arg)
|
render_testBlitBlend (void *arg)
|
||||||
|
|
@ -871,3 +638,294 @@ render_testBlitBlend (void *arg)
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Checks to see if functionality is supported.
|
||||||
|
*/
|
||||||
|
static
|
||||||
|
int render_isSupported( int code )
|
||||||
|
{
|
||||||
|
return (code == 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Test to see if we can vary the draw colour.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawColor
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_GetRenderDrawColor
|
||||||
|
*/
|
||||||
|
static
|
||||||
|
int render_hasDrawColor (void)
|
||||||
|
{
|
||||||
|
int ret, fail;
|
||||||
|
Uint8 r, g, b, a;
|
||||||
|
|
||||||
|
fail = 0;
|
||||||
|
|
||||||
|
/* Set colour. */
|
||||||
|
ret = SDL_SetRenderDrawColor(renderer, 100, 100, 100, 100 );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetRenderDrawColor(renderer, &r, &g, &b, &a );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
/* Restore natural. */
|
||||||
|
ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
|
||||||
|
/* Something failed, consider not available. */
|
||||||
|
if (fail)
|
||||||
|
return 0;
|
||||||
|
/* Not set properly, consider failed. */
|
||||||
|
else if ((r != 100) || (g != 100) || (b != 100) || (a != 100))
|
||||||
|
return 0;
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Test to see if we can vary the blend mode.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawBlendMode
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_GetRenderDrawBlendMode
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
render_hasBlendModes (void)
|
||||||
|
{
|
||||||
|
int fail;
|
||||||
|
int ret;
|
||||||
|
SDL_BlendMode mode;
|
||||||
|
|
||||||
|
fail = 0;
|
||||||
|
|
||||||
|
ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = (mode != SDL_BLENDMODE_BLEND);
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_ADD );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = (mode != SDL_BLENDMODE_ADD);
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_MOD );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = (mode != SDL_BLENDMODE_MOD);
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetRenderDrawBlendMode(renderer, &mode );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = (mode != SDL_BLENDMODE_NONE);
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
|
||||||
|
return !fail;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Loads the test face.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_CreateRGBSurfaceFrom
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_CreateTextureFromSurface
|
||||||
|
*/
|
||||||
|
static SDL_Texture *
|
||||||
|
render_loadTestFace(void)
|
||||||
|
{
|
||||||
|
SDL_Surface *face;
|
||||||
|
SDL_Texture *tface;
|
||||||
|
|
||||||
|
/* Create face surface. */
|
||||||
|
face = SDL_CreateRGBSurfaceFrom( (void*)img_face.pixel_data,
|
||||||
|
img_face.width, img_face.height, 32, img_face.width*4,
|
||||||
|
#if (SDL_BYTEORDER == SDL_BIG_ENDIAN)
|
||||||
|
0xff000000, /* Red bit mask. */
|
||||||
|
0x00ff0000, /* Green bit mask. */
|
||||||
|
0x0000ff00, /* Blue bit mask. */
|
||||||
|
0x000000ff /* Alpha bit mask. */
|
||||||
|
#else
|
||||||
|
0x000000ff, /* Red bit mask. */
|
||||||
|
0x0000ff00, /* Green bit mask. */
|
||||||
|
0x00ff0000, /* Blue bit mask. */
|
||||||
|
0xff000000 /* Alpha bit mask. */
|
||||||
|
#endif
|
||||||
|
);
|
||||||
|
if (face == NULL)
|
||||||
|
return 0;
|
||||||
|
tface = SDL_CreateTextureFromSurface(renderer, face);
|
||||||
|
SDL_FreeSurface(face);
|
||||||
|
|
||||||
|
return tface;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Test to see if can set texture colour mode.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureColorMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_GetTextureColorMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
render_hasTexColor (void)
|
||||||
|
{
|
||||||
|
int fail;
|
||||||
|
int ret;
|
||||||
|
SDL_Texture *tface;
|
||||||
|
Uint8 r, g, b;
|
||||||
|
|
||||||
|
/* Get test face. */
|
||||||
|
tface = render_loadTestFace();
|
||||||
|
if (tface == 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
/* See if supported. */
|
||||||
|
fail = 0;
|
||||||
|
ret = SDL_SetTextureColorMod( tface, 100, 100, 100 );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetTextureColorMod( tface, &r, &g, &b );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
|
||||||
|
/* Clean up. */
|
||||||
|
SDL_DestroyTexture( tface );
|
||||||
|
|
||||||
|
if (fail)
|
||||||
|
return 0;
|
||||||
|
else if ((r != 100) || (g != 100) || (b != 100))
|
||||||
|
return 0;
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Test to see if we can vary the alpha of the texture.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetTextureAlphaMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_GetTextureAlphaMod
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_DestroyTexture
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
render_hasTexAlpha(void)
|
||||||
|
{
|
||||||
|
int fail;
|
||||||
|
int ret;
|
||||||
|
SDL_Texture *tface;
|
||||||
|
Uint8 a;
|
||||||
|
|
||||||
|
/* Get test face. */
|
||||||
|
tface = render_loadTestFace();
|
||||||
|
if (tface == 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
/* See if supported. */
|
||||||
|
fail = 0;
|
||||||
|
ret = SDL_SetTextureAlphaMod( tface, 100 );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
ret = SDL_GetTextureAlphaMod( tface, &a );
|
||||||
|
if (!render_isSupported(ret))
|
||||||
|
fail = 1;
|
||||||
|
|
||||||
|
/* Clean up. */
|
||||||
|
SDL_DestroyTexture( tface );
|
||||||
|
|
||||||
|
if (fail)
|
||||||
|
return 0;
|
||||||
|
else if (a != 100)
|
||||||
|
return 0;
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Compares screen pixels with image pixels.
|
||||||
|
*
|
||||||
|
* @param msg Message on failure.
|
||||||
|
* @param s Image to compare against.
|
||||||
|
* @return 0 on success.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_RenderReadPixels
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_CreateRGBSurfaceFrom
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_FreeSurface
|
||||||
|
*/
|
||||||
|
static void
|
||||||
|
render_compare(const char *msg, const SurfaceImage_t *s, int allowable_error)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
SDL_Rect rect;
|
||||||
|
Uint8 pix[4*80*60];
|
||||||
|
SDL_Surface *testsur;
|
||||||
|
|
||||||
|
/* Read pixels. */
|
||||||
|
/* Explicitly specify the rect in case the window isn't expected size... */
|
||||||
|
rect.x = 0;
|
||||||
|
rect.y = 0;
|
||||||
|
rect.w = 80;
|
||||||
|
rect.h = 60;
|
||||||
|
ret = SDL_RenderReadPixels(renderer, &rect, FORMAT, pix, 80*4 );
|
||||||
|
AssertEquals(ret, 0, "SDL_RenderReadPixels failed");
|
||||||
|
|
||||||
|
/* Create surface. */
|
||||||
|
testsur = SDL_CreateRGBSurfaceFrom( pix, 80, 60, 32, 80*4,
|
||||||
|
RMASK, GMASK, BMASK, AMASK);
|
||||||
|
AssertTrue(testsur!=NULL, "SDL_CreateRGBSurface failed");
|
||||||
|
/* Compare surface. */
|
||||||
|
ret = surface_compare( testsur, s, allowable_error );
|
||||||
|
AssertEquals(ret, 0, "surface_compare failed");
|
||||||
|
|
||||||
|
/* Clean up. */
|
||||||
|
SDL_FreeSurface( testsur );
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief Clears the screen.
|
||||||
|
*
|
||||||
|
* \sa
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawColor
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_RenderFillRect
|
||||||
|
* http://wiki.libsdl.org/moin.cgi/SDL_SetRenderDrawBlendMode
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
render_clearScreen(void)
|
||||||
|
{
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
/* Set colour. */
|
||||||
|
ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE );
|
||||||
|
AssertEquals(ret, 0, "SDL_SetRenderDrawColor");
|
||||||
|
|
||||||
|
/* Clear screen. */
|
||||||
|
ret = SDL_RenderFillRect(renderer, NULL );
|
||||||
|
AssertEquals(ret, 0, "SDL_RenderFillRect");
|
||||||
|
|
||||||
|
/* Set defaults. */
|
||||||
|
ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE );
|
||||||
|
AssertEquals(ret, 0, "SDL_SetRenderDrawBlendMode");
|
||||||
|
|
||||||
|
ret = SDL_SetRenderDrawColor(renderer, 255, 255, 255, SDL_ALPHA_OPAQUE );
|
||||||
|
AssertEquals(ret, 0, "SDL_SetRenderDrawColor");
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue