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		706c8903a1
		
			
		
	
	
	
	
		
			
			* chore(build): add vendored SDL 3.0.0 library * chore(build): add vendored glew-cmake-2.2.0 library * feat(console): in the presence of -opengl launch flag, change GxApi to OpenGl * feat(gx): add uncompleted CGxDeviceGLSDL targeting Windows and Linux * chore(build): change SDL3 linkage from shared (bad) to to static (good)
		
			
				
	
	
		
			1292 lines
		
	
	
		
			39 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			1292 lines
		
	
	
		
			39 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
 | |
|  * Original code: automated SDL platform test written by Edgar Simo "bobbens"
 | |
|  * Extended and extensively updated by aschiffler at ferzkopp dot net
 | |
|  */
 | |
| #include <SDL3/SDL.h>
 | |
| #include <SDL3/SDL_test.h>
 | |
| #include "testautomation_images.h"
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| #include "testautomation_suites.h"
 | |
| 
 | |
| /* ================= Test Case Implementation ================== */
 | |
| 
 | |
| #define TESTRENDER_SCREEN_W 80
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| #define TESTRENDER_SCREEN_H 60
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| 
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| 
 | |
| #define RENDER_COMPARE_FORMAT SDL_PIXELFORMAT_ARGB8888
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| #define RENDER_COLOR_CLEAR  0xFF000000
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| #define RENDER_COLOR_GREEN  0xFF00FF00
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| 
 | |
| #define ALLOWABLE_ERROR_OPAQUE  0
 | |
| #define ALLOWABLE_ERROR_BLENDED 64
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| 
 | |
| #define CHECK_FUNC(FUNC, PARAMS)    \
 | |
| {                                   \
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|     int result = FUNC PARAMS;       \
 | |
|     if (result != 0) {              \
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|         SDLTest_AssertCheck(result == 0, "Validate result from %s, expected: 0, got: %i, %s", #FUNC, result, SDL_GetError()); \
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|     }                               \
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| }
 | |
| 
 | |
| /* Test window and renderer */
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| static SDL_Window *window = NULL;
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| static SDL_Renderer *renderer = NULL;
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| 
 | |
| /* Prototypes for helper functions */
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| 
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| static int clearScreen(void);
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| static void compare(SDL_Surface *reference, int allowable_error);
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| static int hasTexAlpha(void);
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| static int hasTexColor(void);
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| static SDL_Texture *loadTestFace(void);
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| static int hasBlendModes(void);
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| static int hasDrawColor(void);
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| static int isSupported(int code);
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| 
 | |
| /**
 | |
|  * Create software renderer for tests
 | |
|  */
 | |
| static void InitCreateRenderer(void *arg)
 | |
| {
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|     int width = 320, height = 240;
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|     int renderer_flags = SDL_RENDERER_ACCELERATED;
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|     renderer = NULL;
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|     window = SDL_CreateWindow("render_testCreateRenderer", width, height, 0);
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|     SDLTest_AssertPass("SDL_CreateWindow()");
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|     SDLTest_AssertCheck(window != NULL, "Check SDL_CreateWindow result");
 | |
|     if (window == NULL) {
 | |
|         return;
 | |
|     }
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| 
 | |
|     if (SDL_strcmp(SDL_GetCurrentVideoDriver(), "dummy") == 0) {
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|         renderer_flags = 0;
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|     }
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| 
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|     renderer = SDL_CreateRenderer(window, NULL, renderer_flags);
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|     SDLTest_AssertPass("SDL_CreateRenderer()");
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|     SDLTest_AssertCheck(renderer != NULL, "Check SDL_CreateRenderer result");
 | |
|     if (renderer == NULL) {
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|         SDL_DestroyWindow(window);
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|         return;
 | |
|     }
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| }
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| 
 | |
| /**
 | |
|  * Destroy renderer for tests
 | |
|  */
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| static void CleanupDestroyRenderer(void *arg)
 | |
| {
 | |
|     if (renderer != NULL) {
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|         SDL_DestroyRenderer(renderer);
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|         renderer = NULL;
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|         SDLTest_AssertPass("SDL_DestroyRenderer()");
 | |
|     }
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| 
 | |
|     if (window != NULL) {
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|         SDL_DestroyWindow(window);
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|         window = NULL;
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|         SDLTest_AssertPass("SDL_DestroyWindow");
 | |
|     }
 | |
| }
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| 
 | |
| /**
 | |
|  * \brief Tests call to SDL_GetNumRenderDrivers
 | |
|  *
 | |
|  * \sa SDL_GetNumRenderDrivers
 | |
|  */
 | |
| static int render_testGetNumRenderDrivers(void *arg)
 | |
| {
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|     int n;
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|     n = SDL_GetNumRenderDrivers();
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|     SDLTest_AssertCheck(n >= 1, "Number of renderers >= 1, reported as %i", n);
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests the SDL primitives for rendering.
 | |
|  *
 | |
|  * \sa SDL_SetRenderDrawColor
 | |
|  * \sa SDL_RenderFillRect
 | |
|  * \sa SDL_RenderLine
 | |
|  *
 | |
|  */
 | |
| static int render_testPrimitives(void *arg)
 | |
| {
 | |
|     int ret;
 | |
|     int x, y;
 | |
|     SDL_FRect rect;
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|     SDL_Surface *referenceSurface = NULL;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Need drawcolor or just skip test. */
 | |
|     SDLTest_AssertCheck(hasDrawColor(), "_hasDrawColor");
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| 
 | |
|     /* Draw a rectangle. */
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|     rect.x = 40.0f;
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|     rect.y = 0.0f;
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|     rect.w = 40.0f;
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|     rect.h = 80.0f;
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| 
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 13, 73, 200, SDL_ALPHA_OPAQUE))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
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| 
 | |
|     /* Draw a rectangle. */
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|     rect.x = 10.0f;
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|     rect.y = 10.0f;
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|     rect.w = 60.0f;
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|     rect.h = 40.0f;
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 200, 0, 100, SDL_ALPHA_OPAQUE))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
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| 
 | |
|     /* Draw some points like so:
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|      * X.X.X.X..
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|      * .X.X.X.X.
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|      * X.X.X.X.. */
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|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     for (y = 0; y < 3; y++) {
 | |
|         for (x = y % 2; x < TESTRENDER_SCREEN_W; x += 2) {
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|             ret = SDL_SetRenderDrawColor(renderer, x * y, x * y / 2, x * y / 3, SDL_ALPHA_OPAQUE);
 | |
|             if (ret != 0) {
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|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             ret = SDL_RenderPoint(renderer, (float)x, (float)y);
 | |
|             if (ret != 0) {
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|                 checkFailCount2++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetRenderDrawColor, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_RenderPoint, expected: 0, got: %i", checkFailCount2);
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| 
 | |
|     /* Draw some lines. */
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
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|     CHECK_FUNC(SDL_RenderLine, (renderer, 0.0f, 30.0f, (float)TESTRENDER_SCREEN_W, 30.0f))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 55, 55, 5, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderLine, (renderer, 40.0f, 30.0f, 40.0f, 60.0f))
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 5, 105, 105, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderLine, (renderer, 0.0f, 0.0f, 29.0f, 29.0f))
 | |
|     CHECK_FUNC(SDL_RenderLine, (renderer, 29.0f, 30.0f, 0.0f, 59.0f))
 | |
|     CHECK_FUNC(SDL_RenderLine, (renderer, 79.0f, 0.0f, 50.0f, 29.0f))
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|     CHECK_FUNC(SDL_RenderLine, (renderer, 79.0f, 59.0f, 50.0f, 30.0f))
 | |
| 
 | |
|     /* See if it's the same. */
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|     referenceSurface = SDLTest_ImagePrimitives();
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|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Make current */
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|     SDL_RenderPresent(renderer);
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| 
 | |
|     /* Clean up. */
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|     SDL_DestroySurface(referenceSurface);
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|     referenceSurface = NULL;
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| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests the SDL primitives with alpha for rendering.
 | |
|  *
 | |
|  * \sa SDL_SetRenderDrawColor
 | |
|  * \sa SDL_SetRenderDrawBlendMode
 | |
|  * \sa SDL_RenderFillRect
 | |
|  */
 | |
| static int render_testPrimitivesBlend(void *arg)
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| {
 | |
|     int ret;
 | |
|     int i, j;
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|     SDL_FRect rect;
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|     SDL_Surface *referenceSurface = NULL;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
|     int checkFailCount3;
 | |
| 
 | |
|     /* Clear surface. */
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|     clearScreen();
 | |
| 
 | |
|     /* Need drawcolor and blendmode or just skip test. */
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|     SDLTest_AssertCheck(hasDrawColor(), "_hasDrawColor");
 | |
|     SDLTest_AssertCheck(hasBlendModes(), "_hasBlendModes");
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| 
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|     /* Create some rectangles for each blend mode. */
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 255, 255, 255, 0))
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|     CHECK_FUNC(SDL_SetRenderDrawBlendMode, (renderer, SDL_BLENDMODE_NONE))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, NULL))
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| 
 | |
|     rect.x = 10.0f;
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|     rect.y = 25.0f;
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|     rect.w = 40.0f;
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|     rect.h = 25.0f;
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 240, 10, 10, 75))
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|     CHECK_FUNC(SDL_SetRenderDrawBlendMode, (renderer, SDL_BLENDMODE_ADD))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
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| 
 | |
|     rect.x = 30.0f;
 | |
|     rect.y = 40.0f;
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|     rect.w = 45.0f;
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|     rect.h = 15.0f;
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 10, 240, 10, 100))
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|     CHECK_FUNC(SDL_SetRenderDrawBlendMode, (renderer, SDL_BLENDMODE_BLEND))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
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| 
 | |
|     rect.x = 25.0f;
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|     rect.y = 25.0f;
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|     rect.w = 25.0f;
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|     rect.h = 25.0f;
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|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 10, 10, 240, 125))
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|     CHECK_FUNC(SDL_SetRenderDrawBlendMode, (renderer, SDL_BLENDMODE_NONE))
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|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
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| 
 | |
|     /* Draw blended lines, lines for everyone. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
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|     checkFailCount3 = 0;
 | |
|     for (i = 0; i < TESTRENDER_SCREEN_W; i += 2) {
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|         ret = SDL_SetRenderDrawColor(renderer, 60 + 2 * i, 240 - 2 * i, 50, 3 * i);
 | |
|         if (ret != 0) {
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|             checkFailCount1++;
 | |
|         }
 | |
| 
 | |
|         ret = SDL_SetRenderDrawBlendMode(renderer, (((i / 2) % 3) == 0) ? SDL_BLENDMODE_BLEND : (((i / 2) % 3) == 1) ? SDL_BLENDMODE_ADD
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|                                                                                                                      : SDL_BLENDMODE_NONE);
 | |
|         if (ret != 0) {
 | |
|             checkFailCount2++;
 | |
|         }
 | |
| 
 | |
|         ret = SDL_RenderLine(renderer, 0.0f, 0.0f, (float)i, 59.0f);
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|         if (ret != 0) {
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|             checkFailCount3++;
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|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetRenderDrawColor, expected: 0, got: %i", checkFailCount1);
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|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_SetRenderDrawBlendMode, expected: 0, got: %i", checkFailCount2);
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|     SDLTest_AssertCheck(checkFailCount3 == 0, "Validate results from calls to SDL_RenderLine, expected: 0, got: %i", checkFailCount3);
 | |
| 
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
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|     checkFailCount3 = 0;
 | |
|     for (i = 0; i < TESTRENDER_SCREEN_H; i += 2) {
 | |
|         ret = SDL_SetRenderDrawColor(renderer, 60 + 2 * i, 240 - 2 * i, 50, 3 * i);
 | |
|         if (ret != 0) {
 | |
|             checkFailCount1++;
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|         }
 | |
| 
 | |
|         ret = SDL_SetRenderDrawBlendMode(renderer, (((i / 2) % 3) == 0) ? SDL_BLENDMODE_BLEND : (((i / 2) % 3) == 1) ? SDL_BLENDMODE_ADD
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|                                                                                                                      : SDL_BLENDMODE_NONE);
 | |
|         if (ret != 0) {
 | |
|             checkFailCount2++;
 | |
|         }
 | |
| 
 | |
|         ret = SDL_RenderLine(renderer, 0.0f, 0.0f, 79.0f, (float)i);
 | |
|         if (ret != 0) {
 | |
|             checkFailCount3++;
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetRenderDrawColor, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_SetRenderDrawBlendMode, expected: 0, got: %i", checkFailCount2);
 | |
|     SDLTest_AssertCheck(checkFailCount3 == 0, "Validate results from calls to SDL_RenderLine, expected: 0, got: %i", checkFailCount3);
 | |
| 
 | |
|     /* Draw points. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     checkFailCount3 = 0;
 | |
|     for (j = 0; j < TESTRENDER_SCREEN_H; j += 3) {
 | |
|         for (i = 0; i < TESTRENDER_SCREEN_W; i += 3) {
 | |
|             ret = SDL_SetRenderDrawColor(renderer, j * 4, i * 3, j * 4, i * 3);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             ret = SDL_SetRenderDrawBlendMode(renderer, ((((i + j) / 3) % 3) == 0) ? SDL_BLENDMODE_BLEND : ((((i + j) / 3) % 3) == 1) ? SDL_BLENDMODE_ADD
 | |
|                                                                                                                                      : SDL_BLENDMODE_NONE);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount2++;
 | |
|             }
 | |
| 
 | |
|             ret = SDL_RenderPoint(renderer, (float)i, (float)j);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount3++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetRenderDrawColor, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_SetRenderDrawBlendMode, expected: 0, got: %i", checkFailCount2);
 | |
|     SDLTest_AssertCheck(checkFailCount3 == 0, "Validate results from calls to SDL_RenderPoint, expected: 0, got: %i", checkFailCount3);
 | |
| 
 | |
|     /* See if it's the same. */
 | |
|     referenceSurface = SDLTest_ImagePrimitivesBlend();
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     /* Clean up. */
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests some blitting routines.
 | |
|  *
 | |
|  * \sa SDL_RenderTexture
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int render_testBlit(void *arg)
 | |
| {
 | |
|     int ret;
 | |
|     SDL_FRect rect;
 | |
|     SDL_Texture *tface;
 | |
|     SDL_Surface *referenceSurface = NULL;
 | |
|     Uint32 tformat;
 | |
|     int taccess, tw, th;
 | |
|     int i, j, ni, nj;
 | |
|     int checkFailCount1;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Need drawcolor or just skip test. */
 | |
|     SDLTest_AssertCheck(hasDrawColor(), "_hasDrawColor)");
 | |
| 
 | |
|     /* Create face surface. */
 | |
|     tface = loadTestFace();
 | |
|     SDLTest_AssertCheck(tface != NULL, "Verify loadTestFace() result");
 | |
|     if (tface == NULL) {
 | |
|         return TEST_ABORTED;
 | |
|     }
 | |
| 
 | |
|     /* Constant values. */
 | |
|     CHECK_FUNC(SDL_QueryTexture, (tface, &tformat, &taccess, &tw, &th))
 | |
|     rect.w = (float)tw;
 | |
|     rect.h = (float)th;
 | |
|     ni = TESTRENDER_SCREEN_W - tw;
 | |
|     nj = TESTRENDER_SCREEN_H - th;
 | |
| 
 | |
|     /* Loop blit. */
 | |
|     checkFailCount1 = 0;
 | |
|     for (j = 0; j <= nj; j += 4) {
 | |
|         for (i = 0; i <= ni; i += 4) {
 | |
|             /* Blitting. */
 | |
|             rect.x = (float)i;
 | |
|             rect.y = (float)j;
 | |
|             ret = SDL_RenderTexture(renderer, tface, NULL, &rect);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_RenderTexture, expected: 0, got: %i", checkFailCount1);
 | |
| 
 | |
|     /* See if it's the same */
 | |
|     referenceSurface = SDLTest_ImageBlit();
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     /* Clean up. */
 | |
|     SDL_DestroyTexture(tface);
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Blits doing color tests.
 | |
|  *
 | |
|  * \sa SDL_SetTextureColorMod
 | |
|  * \sa SDL_RenderTexture
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int render_testBlitColor(void *arg)
 | |
| {
 | |
|     int ret;
 | |
|     SDL_FRect rect;
 | |
|     SDL_Texture *tface;
 | |
|     SDL_Surface *referenceSurface = NULL;
 | |
|     Uint32 tformat;
 | |
|     int taccess, tw, th;
 | |
|     int i, j, ni, nj;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Create face surface. */
 | |
|     tface = loadTestFace();
 | |
|     SDLTest_AssertCheck(tface != NULL, "Verify loadTestFace() result");
 | |
|     if (tface == NULL) {
 | |
|         return TEST_ABORTED;
 | |
|     }
 | |
| 
 | |
|     /* Constant values. */
 | |
|     CHECK_FUNC(SDL_QueryTexture, (tface, &tformat, &taccess, &tw, &th))
 | |
|     rect.w = (float)tw;
 | |
|     rect.h = (float)th;
 | |
|     ni = TESTRENDER_SCREEN_W - tw;
 | |
|     nj = TESTRENDER_SCREEN_H - th;
 | |
| 
 | |
|     /* Test blitting with color mod. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     for (j = 0; j <= nj; j += 4) {
 | |
|         for (i = 0; i <= ni; i += 4) {
 | |
|             /* Set color mod. */
 | |
|             ret = SDL_SetTextureColorMod(tface, (255 / nj) * j, (255 / ni) * i, (255 / nj) * j);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             /* Blitting. */
 | |
|             rect.x = (float)i;
 | |
|             rect.y = (float)j;
 | |
|             ret = SDL_RenderTexture(renderer, tface, NULL, &rect);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount2++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetTextureColorMod, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_RenderTexture, expected: 0, got: %i", checkFailCount2);
 | |
| 
 | |
|     /* See if it's the same. */
 | |
|     referenceSurface = SDLTest_ImageBlitColor();
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     /* Clean up. */
 | |
|     SDL_DestroyTexture(tface);
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests blitting with alpha.
 | |
|  *
 | |
|  * \sa SDL_SetTextureAlphaMod
 | |
|  * \sa SDL_RenderTexture
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int render_testBlitAlpha(void *arg)
 | |
| {
 | |
|     int ret;
 | |
|     SDL_FRect rect;
 | |
|     SDL_Texture *tface;
 | |
|     SDL_Surface *referenceSurface = NULL;
 | |
|     Uint32 tformat;
 | |
|     int taccess, tw, th;
 | |
|     int i, j, ni, nj;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Need alpha or just skip test. */
 | |
|     SDLTest_AssertCheck(hasTexAlpha(), "_hasTexAlpha");
 | |
| 
 | |
|     /* Create face surface. */
 | |
|     tface = loadTestFace();
 | |
|     SDLTest_AssertCheck(tface != NULL, "Verify loadTestFace() result");
 | |
|     if (tface == NULL) {
 | |
|         return TEST_ABORTED;
 | |
|     }
 | |
| 
 | |
|     /* Constant values. */
 | |
|     CHECK_FUNC(SDL_QueryTexture, (tface, &tformat, &taccess, &tw, &th))
 | |
|     rect.w = (float)tw;
 | |
|     rect.h = (float)th;
 | |
|     ni = TESTRENDER_SCREEN_W - tw;
 | |
|     nj = TESTRENDER_SCREEN_H - th;
 | |
| 
 | |
|     /* Test blitting with alpha mod. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     for (j = 0; j <= nj; j += 4) {
 | |
|         for (i = 0; i <= ni; i += 4) {
 | |
|             /* Set alpha mod. */
 | |
|             ret = SDL_SetTextureAlphaMod(tface, (255 / ni) * i);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             /* Blitting. */
 | |
|             rect.x = (float)i;
 | |
|             rect.y = (float)j;
 | |
|             ret = SDL_RenderTexture(renderer, tface, NULL, &rect);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount2++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetTextureAlphaMod, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_RenderTexture, expected: 0, got: %i", checkFailCount2);
 | |
| 
 | |
|     /* See if it's the same. */
 | |
|     referenceSurface = SDLTest_ImageBlitAlpha();
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     /* Clean up. */
 | |
|     SDL_DestroyTexture(tface);
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests a blend mode.
 | |
|  *
 | |
|  * \sa SDL_SetTextureBlendMode
 | |
|  * \sa SDL_RenderTexture
 | |
|  */
 | |
| static void
 | |
| testBlitBlendMode(SDL_Texture *tface, int mode)
 | |
| {
 | |
|     int ret;
 | |
|     Uint32 tformat;
 | |
|     int taccess, tw, th;
 | |
|     int i, j, ni, nj;
 | |
|     SDL_FRect rect;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Constant values. */
 | |
|     CHECK_FUNC(SDL_QueryTexture, (tface, &tformat, &taccess, &tw, &th))
 | |
|     rect.w = (float)tw;
 | |
|     rect.h = (float)th;
 | |
|     ni = TESTRENDER_SCREEN_W - tw;
 | |
|     nj = TESTRENDER_SCREEN_H - th;
 | |
| 
 | |
|     /* Test blend mode. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     for (j = 0; j <= nj; j += 4) {
 | |
|         for (i = 0; i <= ni; i += 4) {
 | |
|             /* Set blend mode. */
 | |
|             ret = SDL_SetTextureBlendMode(tface, (SDL_BlendMode)mode);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             /* Blitting. */
 | |
|             rect.x = (float)i;
 | |
|             rect.y = (float)j;
 | |
|             ret = SDL_RenderTexture(renderer, tface, NULL, &rect);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount2++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetTextureBlendMode, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_RenderTexture, expected: 0, got: %i", checkFailCount2);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Tests some more blitting routines.
 | |
|  *
 | |
|  * \sa SDL_SetTextureColorMod
 | |
|  * \sa SDL_SetTextureAlphaMod
 | |
|  * \sa SDL_SetTextureBlendMode
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int render_testBlitBlend(void *arg)
 | |
| {
 | |
|     int ret;
 | |
|     SDL_FRect rect;
 | |
|     SDL_Texture *tface;
 | |
|     SDL_Surface *referenceSurface = NULL;
 | |
|     Uint32 tformat;
 | |
|     int taccess, tw, th;
 | |
|     int i, j, ni, nj;
 | |
|     int mode;
 | |
|     int checkFailCount1;
 | |
|     int checkFailCount2;
 | |
|     int checkFailCount3;
 | |
|     int checkFailCount4;
 | |
| 
 | |
|     SDLTest_AssertCheck(hasBlendModes(), "_hasBlendModes");
 | |
|     SDLTest_AssertCheck(hasTexColor(), "_hasTexColor");
 | |
|     SDLTest_AssertCheck(hasTexAlpha(), "_hasTexAlpha");
 | |
| 
 | |
|     /* Create face surface. */
 | |
|     tface = loadTestFace();
 | |
|     SDLTest_AssertCheck(tface != NULL, "Verify loadTestFace() result");
 | |
|     if (tface == NULL) {
 | |
|         return TEST_ABORTED;
 | |
|     }
 | |
| 
 | |
|     /* Constant values. */
 | |
|     CHECK_FUNC(SDL_QueryTexture, (tface, &tformat, &taccess, &tw, &th))
 | |
|     rect.w = (float)tw;
 | |
|     rect.h = (float)th;
 | |
|     ni = TESTRENDER_SCREEN_W - tw;
 | |
|     nj = TESTRENDER_SCREEN_H - th;
 | |
| 
 | |
|     /* Set alpha mod. */
 | |
|     CHECK_FUNC(SDL_SetTextureAlphaMod, (tface, 100))
 | |
| 
 | |
|     /* Test None. */
 | |
|     testBlitBlendMode(tface, SDL_BLENDMODE_NONE);
 | |
|     referenceSurface = SDLTest_ImageBlitBlendNone();
 | |
| 
 | |
|     /* Compare, then Present */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     /* Test Blend. */
 | |
|     testBlitBlendMode(tface, SDL_BLENDMODE_BLEND);
 | |
|     referenceSurface = SDLTest_ImageBlitBlend();
 | |
| 
 | |
|     /* Compare, then Present */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     /* Test Add. */
 | |
|     testBlitBlendMode(tface, SDL_BLENDMODE_ADD);
 | |
|     referenceSurface = SDLTest_ImageBlitBlendAdd();
 | |
| 
 | |
|     /* Compare, then Present */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     /* Test Mod. */
 | |
|     testBlitBlendMode(tface, SDL_BLENDMODE_MOD);
 | |
|     referenceSurface = SDLTest_ImageBlitBlendMod();
 | |
| 
 | |
|     /* Compare, then Present */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Loop blit. */
 | |
|     checkFailCount1 = 0;
 | |
|     checkFailCount2 = 0;
 | |
|     checkFailCount3 = 0;
 | |
|     checkFailCount4 = 0;
 | |
|     for (j = 0; j <= nj; j += 4) {
 | |
|         for (i = 0; i <= ni; i += 4) {
 | |
| 
 | |
|             /* Set color mod. */
 | |
|             ret = SDL_SetTextureColorMod(tface, (255 / nj) * j, (255 / ni) * i, (255 / nj) * j);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount1++;
 | |
|             }
 | |
| 
 | |
|             /* Set alpha mod. */
 | |
|             ret = SDL_SetTextureAlphaMod(tface, (100 / ni) * i);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount2++;
 | |
|             }
 | |
| 
 | |
|             /* Crazy blending mode magic. */
 | |
|             mode = (i / 4 * j / 4) % 4;
 | |
|             if (mode == 0) {
 | |
|                 mode = SDL_BLENDMODE_NONE;
 | |
|             } else if (mode == 1) {
 | |
|                 mode = SDL_BLENDMODE_BLEND;
 | |
|             } else if (mode == 2) {
 | |
|                 mode = SDL_BLENDMODE_ADD;
 | |
|             } else if (mode == 3) {
 | |
|                 mode = SDL_BLENDMODE_MOD;
 | |
|             }
 | |
|             ret = SDL_SetTextureBlendMode(tface, (SDL_BlendMode)mode);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount3++;
 | |
|             }
 | |
| 
 | |
|             /* Blitting. */
 | |
|             rect.x = (float)i;
 | |
|             rect.y = (float)j;
 | |
|             ret = SDL_RenderTexture(renderer, tface, NULL, &rect);
 | |
|             if (ret != 0) {
 | |
|                 checkFailCount4++;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     SDLTest_AssertCheck(checkFailCount1 == 0, "Validate results from calls to SDL_SetTextureColorMod, expected: 0, got: %i", checkFailCount1);
 | |
|     SDLTest_AssertCheck(checkFailCount2 == 0, "Validate results from calls to SDL_SetTextureAlphaMod, expected: 0, got: %i", checkFailCount2);
 | |
|     SDLTest_AssertCheck(checkFailCount3 == 0, "Validate results from calls to SDL_SetTextureBlendMode, expected: 0, got: %i", checkFailCount3);
 | |
|     SDLTest_AssertCheck(checkFailCount4 == 0, "Validate results from calls to SDL_RenderTexture, expected: 0, got: %i", checkFailCount4);
 | |
| 
 | |
|     /* Clean up. */
 | |
|     SDL_DestroyTexture(tface);
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     referenceSurface = SDLTest_ImageBlitBlendAll();
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_BLENDED);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
|     referenceSurface = NULL;
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Test viewport
 | |
|  */
 | |
| static int render_testViewport(void *arg)
 | |
| {
 | |
|     SDL_Surface *referenceSurface;
 | |
|     SDL_Rect viewport;
 | |
| 
 | |
|     viewport.x = TESTRENDER_SCREEN_W / 3;
 | |
|     viewport.y = TESTRENDER_SCREEN_H / 3;
 | |
|     viewport.w = TESTRENDER_SCREEN_W / 2;
 | |
|     viewport.h = TESTRENDER_SCREEN_H / 2;
 | |
| 
 | |
|     /* Create expected result */
 | |
|     referenceSurface = SDL_CreateSurface(TESTRENDER_SCREEN_W, TESTRENDER_SCREEN_H, RENDER_COMPARE_FORMAT);
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, NULL, RENDER_COLOR_CLEAR))
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, &viewport, RENDER_COLOR_GREEN))
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Set the viewport and do a fill operation */
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, &viewport))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderFillRect, (renderer, NULL))
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, NULL))
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /*
 | |
|      * Verify that clear ignores the viewport
 | |
|      */
 | |
| 
 | |
|     /* Create expected result */
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, NULL, RENDER_COLOR_GREEN))
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Set the viewport and do a clear operation */
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, &viewport))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderClear, (renderer))
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, NULL))
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Test logical size
 | |
|  */
 | |
| static int render_testLogicalSize(void *arg)
 | |
| {
 | |
|     SDL_Surface *referenceSurface;
 | |
|     SDL_Rect viewport;
 | |
|     SDL_FRect rect;
 | |
|     int w, h;
 | |
|     const int factor = 2;
 | |
| 
 | |
|     viewport.x = ((TESTRENDER_SCREEN_W / 4) / factor) * factor;
 | |
|     viewport.y = ((TESTRENDER_SCREEN_H / 4) / factor) * factor;
 | |
|     viewport.w = ((TESTRENDER_SCREEN_W / 2) / factor) * factor;
 | |
|     viewport.h = ((TESTRENDER_SCREEN_H / 2) / factor) * factor;
 | |
| 
 | |
|     /* Create expected result */
 | |
|     referenceSurface = SDL_CreateSurface(TESTRENDER_SCREEN_W, TESTRENDER_SCREEN_H, RENDER_COMPARE_FORMAT);
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, NULL, RENDER_COLOR_CLEAR))
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, &viewport, RENDER_COLOR_GREEN))
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Set the logical size and do a fill operation */
 | |
|     CHECK_FUNC(SDL_GetCurrentRenderOutputSize, (renderer, &w, &h))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer, w / factor, h / factor,
 | |
|                                            SDL_LOGICAL_PRESENTATION_LETTERBOX,
 | |
|                                            SDL_SCALEMODE_NEAREST))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
 | |
|     rect.x = (float)viewport.x / factor;
 | |
|     rect.y = (float)viewport.y / factor;
 | |
|     rect.w = (float)viewport.w / factor;
 | |
|     rect.h = (float)viewport.h / factor;
 | |
|     CHECK_FUNC(SDL_RenderFillRect, (renderer, &rect))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer, 0, 0,
 | |
|                                            SDL_LOGICAL_PRESENTATION_DISABLED,
 | |
|                                            SDL_SCALEMODE_NEAREST))
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Set the logical size and viewport and do a fill operation */
 | |
|     CHECK_FUNC(SDL_GetCurrentRenderOutputSize, (renderer, &w, &h))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer, w / factor, h / factor,
 | |
|                                            SDL_LOGICAL_PRESENTATION_LETTERBOX,
 | |
|                                            SDL_SCALEMODE_NEAREST))
 | |
|     viewport.x = (TESTRENDER_SCREEN_W / 4) / factor;
 | |
|     viewport.y = (TESTRENDER_SCREEN_H / 4) / factor;
 | |
|     viewport.w = (TESTRENDER_SCREEN_W / 2) / factor;
 | |
|     viewport.h = (TESTRENDER_SCREEN_H / 2) / factor;
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, &viewport))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderFillRect, (renderer, NULL))
 | |
|     CHECK_FUNC(SDL_SetRenderViewport, (renderer, NULL))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer, 0, 0,
 | |
|                                            SDL_LOGICAL_PRESENTATION_DISABLED,
 | |
|                                            SDL_SCALEMODE_NEAREST))
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /*
 | |
|      * Test a logical size that isn't the same aspect ratio as the window
 | |
|      */
 | |
| 
 | |
|     viewport.x = (TESTRENDER_SCREEN_W / 4);
 | |
|     viewport.y = 0;
 | |
|     viewport.w = TESTRENDER_SCREEN_W;
 | |
|     viewport.h = TESTRENDER_SCREEN_H;
 | |
| 
 | |
|     /* Create expected result */
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, NULL, RENDER_COLOR_CLEAR))
 | |
|     CHECK_FUNC(SDL_FillSurfaceRect, (referenceSurface, &viewport, RENDER_COLOR_GREEN))
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Set the logical size and do a fill operation */
 | |
|     CHECK_FUNC(SDL_GetCurrentRenderOutputSize, (renderer, &w, &h))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer,
 | |
|                                            w - 2 * (TESTRENDER_SCREEN_W / 4),
 | |
|                                            h,
 | |
|                                            SDL_LOGICAL_PRESENTATION_LETTERBOX,
 | |
|                                            SDL_SCALEMODE_LINEAR))
 | |
|     CHECK_FUNC(SDL_SetRenderDrawColor, (renderer, 0, 255, 0, SDL_ALPHA_OPAQUE))
 | |
|     CHECK_FUNC(SDL_RenderFillRect, (renderer, NULL))
 | |
|     CHECK_FUNC(SDL_SetRenderLogicalPresentation, (renderer, 0, 0,
 | |
|                                            SDL_LOGICAL_PRESENTATION_DISABLED,
 | |
|                                            SDL_SCALEMODE_NEAREST))
 | |
| 
 | |
|     /* Check to see if final image matches. */
 | |
|     compare(referenceSurface, ALLOWABLE_ERROR_OPAQUE);
 | |
| 
 | |
|     /* Clear surface. */
 | |
|     clearScreen();
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     SDL_DestroySurface(referenceSurface);
 | |
| 
 | |
|     return TEST_COMPLETED;
 | |
| }
 | |
| 
 | |
| /* Helper functions */
 | |
| 
 | |
| /**
 | |
|  * \brief Checks to see if functionality is supported. Helper function.
 | |
|  */
 | |
| static int
 | |
| isSupported(int code)
 | |
| {
 | |
|     return code == 0;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Test to see if we can vary the draw color. Helper function.
 | |
|  *
 | |
|  * \sa SDL_SetRenderDrawColor
 | |
|  * \sa SDL_GetRenderDrawColor
 | |
|  */
 | |
| static int
 | |
| hasDrawColor(void)
 | |
| {
 | |
|     int ret, fail;
 | |
|     Uint8 r, g, b, a;
 | |
| 
 | |
|     fail = 0;
 | |
| 
 | |
|     /* Set color. */
 | |
|     ret = SDL_SetRenderDrawColor(renderer, 100, 100, 100, 100);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetRenderDrawColor(renderer, &r, &g, &b, &a);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
| 
 | |
|     /* Restore natural. */
 | |
|     ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE);
 | |
|     if (!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. Helper function.
 | |
|  *
 | |
|  * \sa SDL_SetRenderDrawBlendMode
 | |
|  * \sa SDL_GetRenderDrawBlendMode
 | |
|  */
 | |
| static int
 | |
| hasBlendModes(void)
 | |
| {
 | |
|     int fail;
 | |
|     int ret;
 | |
|     SDL_BlendMode mode;
 | |
| 
 | |
|     fail = 0;
 | |
| 
 | |
|     ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_BLEND);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetRenderDrawBlendMode(renderer, &mode);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = (mode != SDL_BLENDMODE_BLEND);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_ADD);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetRenderDrawBlendMode(renderer, &mode);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = (mode != SDL_BLENDMODE_ADD);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_MOD);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetRenderDrawBlendMode(renderer, &mode);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = (mode != SDL_BLENDMODE_MOD);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetRenderDrawBlendMode(renderer, &mode);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = (mode != SDL_BLENDMODE_NONE);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
| 
 | |
|     return !fail;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Loads the test image 'Face' as texture. Helper function.
 | |
|  *
 | |
|  * \sa SDL_CreateTextureFromSurface
 | |
|  */
 | |
| static SDL_Texture *
 | |
| loadTestFace(void)
 | |
| {
 | |
|     SDL_Surface *face;
 | |
|     SDL_Texture *tface;
 | |
| 
 | |
|     face = SDLTest_ImageFace();
 | |
|     if (face == NULL) {
 | |
|         return NULL;
 | |
|     }
 | |
| 
 | |
|     tface = SDL_CreateTextureFromSurface(renderer, face);
 | |
|     if (tface == NULL) {
 | |
|         SDLTest_LogError("SDL_CreateTextureFromSurface() failed with error: %s", SDL_GetError());
 | |
|     }
 | |
| 
 | |
|     SDL_DestroySurface(face);
 | |
| 
 | |
|     return tface;
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Test to see if can set texture color mode. Helper function.
 | |
|  *
 | |
|  * \sa SDL_SetTextureColorMod
 | |
|  * \sa SDL_GetTextureColorMod
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int
 | |
| hasTexColor(void)
 | |
| {
 | |
|     int fail;
 | |
|     int ret;
 | |
|     SDL_Texture *tface;
 | |
|     Uint8 r, g, b;
 | |
| 
 | |
|     /* Get test face. */
 | |
|     tface = loadTestFace();
 | |
|     if (tface == NULL) {
 | |
|         return 0;
 | |
|     }
 | |
| 
 | |
|     /* See if supported. */
 | |
|     fail = 0;
 | |
|     ret = SDL_SetTextureColorMod(tface, 100, 100, 100);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetTextureColorMod(tface, &r, &g, &b);
 | |
|     if (!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. Helper function.
 | |
|  *
 | |
|  * \sa SDL_SetTextureAlphaMod
 | |
|  * \sa SDL_GetTextureAlphaMod
 | |
|  * \sa SDL_DestroyTexture
 | |
|  */
 | |
| static int
 | |
| hasTexAlpha(void)
 | |
| {
 | |
|     int fail;
 | |
|     int ret;
 | |
|     SDL_Texture *tface;
 | |
|     Uint8 a;
 | |
| 
 | |
|     /* Get test face. */
 | |
|     tface = loadTestFace();
 | |
|     if (tface == NULL) {
 | |
|         return 0;
 | |
|     }
 | |
| 
 | |
|     /* See if supported. */
 | |
|     fail = 0;
 | |
|     ret = SDL_SetTextureAlphaMod(tface, 100);
 | |
|     if (!isSupported(ret)) {
 | |
|         fail = 1;
 | |
|     }
 | |
|     ret = SDL_GetTextureAlphaMod(tface, &a);
 | |
|     if (!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. Helper function.
 | |
|  *
 | |
|  * \param referenceSurface Image to compare against.
 | |
|  * \param allowable_error allowed difference from the reference image
 | |
|  *
 | |
|  * \sa SDL_RenderReadPixels
 | |
|  * \sa SDL_CreateSurfaceFrom
 | |
|  * \sa SDL_DestroySurface
 | |
|  */
 | |
| static void
 | |
| compare(SDL_Surface *referenceSurface, int allowable_error)
 | |
| {
 | |
|    int ret;
 | |
|    SDL_Rect rect;
 | |
|    Uint8 *pixels;
 | |
|    SDL_Surface *testSurface;
 | |
| 
 | |
|    /* Read pixels. */
 | |
|    pixels = (Uint8 *)SDL_malloc(4*TESTRENDER_SCREEN_W*TESTRENDER_SCREEN_H);
 | |
|    SDLTest_AssertCheck(pixels != NULL, "Validate allocated temp pixel buffer");
 | |
|    if (pixels == NULL) {
 | |
|       return;
 | |
|    }
 | |
| 
 | |
|    /* Explicitly specify the rect in case the window isn't the expected size... */
 | |
|    rect.x = 0;
 | |
|    rect.y = 0;
 | |
|    rect.w = TESTRENDER_SCREEN_W;
 | |
|    rect.h = TESTRENDER_SCREEN_H;
 | |
|    CHECK_FUNC(SDL_RenderReadPixels, (renderer, &rect, RENDER_COMPARE_FORMAT, pixels, 80*4 ))
 | |
| 
 | |
|    /* Create surface. */
 | |
|    testSurface = SDL_CreateSurfaceFrom(pixels, TESTRENDER_SCREEN_W, TESTRENDER_SCREEN_H, TESTRENDER_SCREEN_W*4, RENDER_COMPARE_FORMAT);
 | |
|    SDLTest_AssertCheck(testSurface != NULL, "Verify result from SDL_CreateSurfaceFrom is not NULL");
 | |
| 
 | |
|    /* Compare surface. */
 | |
|    ret = SDLTest_CompareSurfaces( testSurface, referenceSurface, allowable_error );
 | |
|    SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
 | |
| 
 | |
|    /* Clean up. */
 | |
|    SDL_free(pixels);
 | |
|    SDL_DestroySurface(testSurface);
 | |
| }
 | |
| 
 | |
| /**
 | |
|  * \brief Clears the screen. Helper function.
 | |
|  *
 | |
|  * \sa SDL_SetRenderDrawColor
 | |
|  * \sa SDL_RenderClear
 | |
|  * \sa SDL_RenderPresent
 | |
|  * \sa SDL_SetRenderDrawBlendMode
 | |
|  */
 | |
| static int
 | |
| clearScreen(void)
 | |
| {
 | |
|     int ret;
 | |
| 
 | |
|     /* Make current */
 | |
|     SDL_RenderPresent(renderer);
 | |
| 
 | |
|     /* Set color. */
 | |
|     ret = SDL_SetRenderDrawColor(renderer, 0, 0, 0, SDL_ALPHA_OPAQUE);
 | |
|     SDLTest_AssertCheck(ret == 0, "Validate result from SDL_SetRenderDrawColor, expected: 0, got: %i", ret);
 | |
| 
 | |
|     /* Clear screen. */
 | |
|     ret = SDL_RenderClear(renderer);
 | |
|     SDLTest_AssertCheck(ret == 0, "Validate result from SDL_RenderClear, expected: 0, got: %i", ret);
 | |
| 
 | |
|     /* Set defaults. */
 | |
|     ret = SDL_SetRenderDrawBlendMode(renderer, SDL_BLENDMODE_NONE);
 | |
|     SDLTest_AssertCheck(ret == 0, "Validate result from SDL_SetRenderDrawBlendMode, expected: 0, got: %i", ret);
 | |
| 
 | |
|     ret = SDL_SetRenderDrawColor(renderer, 255, 255, 255, SDL_ALPHA_OPAQUE);
 | |
|     SDLTest_AssertCheck(ret == 0, "Validate result from SDL_SetRenderDrawColor, expected: 0, got: %i", ret);
 | |
| 
 | |
|     return 0;
 | |
| }
 | |
| 
 | |
| /* ================= Test References ================== */
 | |
| 
 | |
| /* Render test cases */
 | |
| static const SDLTest_TestCaseReference renderTest1 = {
 | |
|     (SDLTest_TestCaseFp)render_testGetNumRenderDrivers, "render_testGetNumRenderDrivers", "Tests call to SDL_GetNumRenderDrivers", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| static const SDLTest_TestCaseReference renderTest2 = {
 | |
|     (SDLTest_TestCaseFp)render_testPrimitives, "render_testPrimitives", "Tests rendering primitives", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| /* TODO: rewrite test case, define new test data and re-enable; current implementation fails */
 | |
| static const SDLTest_TestCaseReference renderTest3 = {
 | |
|     (SDLTest_TestCaseFp)render_testPrimitivesBlend, "render_testPrimitivesBlend", "Tests rendering primitives with blending", TEST_DISABLED
 | |
| };
 | |
| 
 | |
| static const SDLTest_TestCaseReference renderTest4 = {
 | |
|     (SDLTest_TestCaseFp)render_testBlit, "render_testBlit", "Tests blitting", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| static const SDLTest_TestCaseReference renderTest5 = {
 | |
|     (SDLTest_TestCaseFp)render_testBlitColor, "render_testBlitColor", "Tests blitting with color", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| /* TODO: rewrite test case, define new test data and re-enable; current implementation fails */
 | |
| static const SDLTest_TestCaseReference renderTest6 = {
 | |
|     (SDLTest_TestCaseFp)render_testBlitAlpha, "render_testBlitAlpha", "Tests blitting with alpha", TEST_DISABLED
 | |
| };
 | |
| 
 | |
| /* TODO: rewrite test case, define new test data and re-enable; current implementation fails */
 | |
| static const SDLTest_TestCaseReference renderTest7 = {
 | |
|     (SDLTest_TestCaseFp)render_testBlitBlend, "render_testBlitBlend", "Tests blitting with blending", TEST_DISABLED
 | |
| };
 | |
| 
 | |
| static const SDLTest_TestCaseReference renderTest8 = {
 | |
|     (SDLTest_TestCaseFp)render_testViewport, "render_testViewport", "Tests viewport", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| static const SDLTest_TestCaseReference renderTest9 = {
 | |
|     (SDLTest_TestCaseFp)render_testLogicalSize, "render_testLogicalSize", "Tests logical size", TEST_ENABLED
 | |
| };
 | |
| 
 | |
| /* Sequence of Render test cases */
 | |
| static const SDLTest_TestCaseReference *renderTests[] = {
 | |
|     &renderTest1, &renderTest2, &renderTest3, &renderTest4,
 | |
|     &renderTest5, &renderTest6, &renderTest7, &renderTest8,
 | |
|     &renderTest9, NULL
 | |
| };
 | |
| 
 | |
| /* Render test suite (global) */
 | |
| SDLTest_TestSuiteReference renderTestSuite = {
 | |
|     "Render",
 | |
|     InitCreateRenderer,
 | |
|     renderTests,
 | |
|     CleanupDestroyRenderer
 | |
| };
 |