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-rw-r--r--src/contrib/SDL-3.2.20/test/testautomation_surface.c1777
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diff --git a/src/contrib/SDL-3.2.20/test/testautomation_surface.c b/src/contrib/SDL-3.2.20/test/testautomation_surface.c
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index 0000000..2a52fbb
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+++ b/src/contrib/SDL-3.2.20/test/testautomation_surface.c
@@ -0,0 +1,1777 @@
1/**
2 * Original code: automated SDL surface test written by Edgar Simo "bobbens"
3 * Adapted/rewritten for test lib by Andreas Schiffler
4 */
5
6/* Suppress C4996 VS compiler warnings for unlink() */
7#if defined(_MSC_VER) && !defined(_CRT_SECURE_NO_DEPRECATE)
8#define _CRT_SECURE_NO_DEPRECATE
9#endif
10#if defined(_MSC_VER) && !defined(_CRT_NONSTDC_NO_DEPRECATE)
11#define _CRT_NONSTDC_NO_DEPRECATE
12#endif
13
14#include <stdio.h>
15#ifndef _MSC_VER
16#include <unistd.h>
17#endif
18#include <sys/stat.h>
19
20#include <SDL3/SDL.h>
21#include <SDL3/SDL_test.h>
22#include "testautomation_suites.h"
23#include "testautomation_images.h"
24
25
26#define CHECK_FUNC(FUNC, PARAMS) \
27{ \
28 bool result = FUNC PARAMS; \
29 if (!result) { \
30 SDLTest_AssertCheck(result, "Validate result from %s, expected: true, got: false, %s", #FUNC, SDL_GetError()); \
31 } \
32}
33
34/* ================= Test Case Implementation ================== */
35
36/* Shared test surface */
37
38static SDL_Surface *referenceSurface = NULL;
39static SDL_Surface *testSurface = NULL;
40
41/* Fixture */
42
43/* Create a 32-bit writable surface for blitting tests */
44static void SDLCALL surfaceSetUp(void **arg)
45{
46 int result;
47 SDL_BlendMode blendMode = SDL_BLENDMODE_NONE;
48 SDL_BlendMode currentBlendMode;
49
50 referenceSurface = SDLTest_ImageBlit(); /* For size info */
51 testSurface = SDL_CreateSurface(referenceSurface->w, referenceSurface->h, SDL_PIXELFORMAT_RGBA32);
52 SDLTest_AssertCheck(testSurface != NULL, "Check that testSurface is not NULL");
53 if (testSurface != NULL) {
54 /* Disable blend mode for target surface */
55 result = SDL_SetSurfaceBlendMode(testSurface, blendMode);
56 SDLTest_AssertCheck(result == true, "Validate result from SDL_SetSurfaceBlendMode, expected: true, got: %i", result);
57 result = SDL_GetSurfaceBlendMode(testSurface, &currentBlendMode);
58 SDLTest_AssertCheck(result == true, "Validate result from SDL_GetSurfaceBlendMode, expected: true, got: %i", result);
59 SDLTest_AssertCheck(currentBlendMode == blendMode, "Validate blendMode, expected: %" SDL_PRIu32 ", got: %" SDL_PRIu32, blendMode, currentBlendMode);
60
61 /* Clear the target surface */
62 result = SDL_FillSurfaceRect(testSurface, NULL, SDL_MapSurfaceRGBA(testSurface, 0, 0, 0, 255));
63 SDLTest_AssertCheck(result == true, "Validate result from SDL_FillSurfaceRect, expected: true, got: %i", result);
64 }
65}
66
67static void SDLCALL surfaceTearDown(void *arg)
68{
69 SDL_DestroySurface(referenceSurface);
70 referenceSurface = NULL;
71 SDL_DestroySurface(testSurface);
72 testSurface = NULL;
73}
74
75static void DitherPalette(SDL_Palette *palette)
76{
77 int i;
78
79 for (i = 0; i < palette->ncolors; i++) {
80 int r, g, b;
81 /* map each bit field to the full [0, 255] interval,
82 so 0 is mapped to (0, 0, 0) and 255 to (255, 255, 255) */
83 r = i & 0xe0;
84 r |= r >> 3 | r >> 6;
85 palette->colors[i].r = (Uint8)r;
86 g = (i << 3) & 0xe0;
87 g |= g >> 3 | g >> 6;
88 palette->colors[i].g = (Uint8)g;
89 b = i & 0x3;
90 b |= b << 2;
91 b |= b << 4;
92 palette->colors[i].b = (Uint8)b;
93 palette->colors[i].a = SDL_ALPHA_OPAQUE;
94 }
95}
96
97/**
98 * Helper that blits in a specific blend mode, -1 for color mod, -2 for alpha mod
99 */
100static void testBlitBlendModeWithFormats(int mode, SDL_PixelFormat src_format, SDL_PixelFormat dst_format)
101{
102 /* Allow up to 1 delta from theoretical value to account for rounding error */
103 const int MAXIMUM_ERROR = 1;
104 int ret;
105 SDL_Surface *src;
106 SDL_Surface *dst;
107 Uint32 color;
108 Uint8 srcR = 10, srcG = 128, srcB = 240, srcA = 100;
109 Uint8 dstR = 128, dstG = 128, dstB = 128, dstA = 128;
110 Uint8 expectedR, expectedG, expectedB, expectedA;
111 Uint8 actualR, actualG, actualB, actualA;
112 int deltaR, deltaG, deltaB, deltaA;
113
114 /* Create dst surface */
115 dst = SDL_CreateSurface(9, 1, dst_format);
116 SDLTest_AssertCheck(dst != NULL, "Verify dst surface is not NULL");
117 if (dst == NULL) {
118 return;
119 }
120
121 /* Clear surface. */
122 if (SDL_ISPIXELFORMAT_INDEXED(dst_format)) {
123 SDL_Palette *palette = SDL_CreateSurfacePalette(dst);
124 DitherPalette(palette);
125 palette->colors[0].r = dstR;
126 palette->colors[0].g = dstG;
127 palette->colors[0].b = dstB;
128 palette->colors[0].a = dstA;
129 color = 0;
130 } else {
131 color = SDL_MapSurfaceRGBA(dst, dstR, dstG, dstB, dstA);
132 SDLTest_AssertPass("Call to SDL_MapSurfaceRGBA()");
133 }
134 ret = SDL_FillSurfaceRect(dst, NULL, color);
135 SDLTest_AssertPass("Call to SDL_FillSurfaceRect()");
136 SDLTest_AssertCheck(ret == true, "Verify result from SDL_FillSurfaceRect, expected: true, got: %i", ret);
137 SDL_GetRGBA(color, SDL_GetPixelFormatDetails(dst->format), SDL_GetSurfacePalette(dst), &dstR, &dstG, &dstB, &dstA);
138
139 /* Create src surface */
140 src = SDL_CreateSurface(9, 1, src_format);
141 SDLTest_AssertCheck(src != NULL, "Verify src surface is not NULL");
142 if (src == NULL) {
143 return;
144 }
145 if (SDL_ISPIXELFORMAT_INDEXED(src_format)) {
146 SDL_Palette *palette = SDL_CreateSurfacePalette(src);
147 palette->colors[0].r = srcR;
148 palette->colors[0].g = srcG;
149 palette->colors[0].b = srcB;
150 palette->colors[0].a = srcA;
151 }
152
153 /* Reset alpha modulation */
154 ret = SDL_SetSurfaceAlphaMod(src, 255);
155 SDLTest_AssertPass("Call to SDL_SetSurfaceAlphaMod()");
156 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceAlphaMod(), expected: true, got: %i", ret);
157
158 /* Reset color modulation */
159 ret = SDL_SetSurfaceColorMod(src, 255, 255, 255);
160 SDLTest_AssertPass("Call to SDL_SetSurfaceColorMod()");
161 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceColorMod(), expected: true, got: %i", ret);
162
163 /* Reset color key */
164 ret = SDL_SetSurfaceColorKey(src, false, 0);
165 SDLTest_AssertPass("Call to SDL_SetSurfaceColorKey()");
166 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceColorKey(), expected: true, got: %i", ret);
167
168 /* Clear surface. */
169 color = SDL_MapSurfaceRGBA(src, srcR, srcG, srcB, srcA);
170 SDLTest_AssertPass("Call to SDL_MapSurfaceRGBA()");
171 ret = SDL_FillSurfaceRect(src, NULL, color);
172 SDLTest_AssertPass("Call to SDL_FillSurfaceRect()");
173 SDLTest_AssertCheck(ret == true, "Verify result from SDL_FillSurfaceRect, expected: true, got: %i", ret);
174 SDL_GetRGBA(color, SDL_GetPixelFormatDetails(src->format), SDL_GetSurfacePalette(src), &srcR, &srcG, &srcB, &srcA);
175
176 /* Set blend mode. */
177 if (mode >= 0) {
178 ret = SDL_SetSurfaceBlendMode(src, (SDL_BlendMode)mode);
179 SDLTest_AssertPass("Call to SDL_SetSurfaceBlendMode()");
180 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceBlendMode(..., %i), expected: true, got: %i", mode, ret);
181 } else {
182 ret = SDL_SetSurfaceBlendMode(src, SDL_BLENDMODE_BLEND);
183 SDLTest_AssertPass("Call to SDL_SetSurfaceBlendMode()");
184 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceBlendMode(..., %i), expected: true, got: %i", mode, ret);
185 }
186
187 /* Test blend mode. */
188#define FLOAT(X) ((float)X / 255.0f)
189 switch (mode) {
190 case -1:
191 /* Set color mod. */
192 ret = SDL_SetSurfaceColorMod(src, srcR, srcG, srcB);
193 SDLTest_AssertCheck(ret == true, "Validate results from calls to SDL_SetSurfaceColorMod, expected: true, got: %i", ret);
194 expectedR = (Uint8)SDL_roundf(SDL_clamp((FLOAT(srcR) * FLOAT(srcR)) * FLOAT(srcA) + FLOAT(dstR) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
195 expectedG = (Uint8)SDL_roundf(SDL_clamp((FLOAT(srcG) * FLOAT(srcG)) * FLOAT(srcA) + FLOAT(dstG) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
196 expectedB = (Uint8)SDL_roundf(SDL_clamp((FLOAT(srcB) * FLOAT(srcB)) * FLOAT(srcA) + FLOAT(dstB) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
197 expectedA = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcA) + FLOAT(dstA) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
198 break;
199 case -2:
200 /* Set alpha mod. */
201 ret = SDL_SetSurfaceAlphaMod(src, srcA);
202 SDLTest_AssertCheck(ret == true, "Validate results from calls to SDL_SetSurfaceAlphaMod, expected: true, got: %i", ret);
203 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) * (FLOAT(srcA) * FLOAT(srcA)) + FLOAT(dstR) * (1.0f - (FLOAT(srcA) * FLOAT(srcA))), 0.0f, 1.0f) * 255.0f);
204 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) * (FLOAT(srcA) * FLOAT(srcA)) + FLOAT(dstG) * (1.0f - (FLOAT(srcA) * FLOAT(srcA))), 0.0f, 1.0f) * 255.0f);
205 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) * (FLOAT(srcA) * FLOAT(srcA)) + FLOAT(dstB) * (1.0f - (FLOAT(srcA) * FLOAT(srcA))), 0.0f, 1.0f) * 255.0f);
206 expectedA = (Uint8)SDL_roundf(SDL_clamp((FLOAT(srcA) * FLOAT(srcA)) + FLOAT(dstA) * (1.0f - (FLOAT(srcA) * FLOAT(srcA))), 0.0f, 1.0f) * 255.0f);
207 break;
208 case SDL_BLENDMODE_NONE:
209 expectedR = srcR;
210 expectedG = srcG;
211 expectedB = srcB;
212 expectedA = SDL_ISPIXELFORMAT_ALPHA(dst_format) ? srcA : 255;
213 break;
214 case SDL_BLENDMODE_BLEND:
215 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) * FLOAT(srcA) + FLOAT(dstR) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
216 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) * FLOAT(srcA) + FLOAT(dstG) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
217 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) * FLOAT(srcA) + FLOAT(dstB) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
218 expectedA = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcA) + FLOAT(dstA) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
219 break;
220 case SDL_BLENDMODE_BLEND_PREMULTIPLIED:
221 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) + FLOAT(dstR) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
222 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) + FLOAT(dstG) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
223 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) + FLOAT(dstB) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
224 expectedA = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcA) + FLOAT(dstA) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
225 break;
226 case SDL_BLENDMODE_ADD:
227 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) * FLOAT(srcA) + FLOAT(dstR), 0.0f, 1.0f) * 255.0f);
228 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) * FLOAT(srcA) + FLOAT(dstG), 0.0f, 1.0f) * 255.0f);
229 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) * FLOAT(srcA) + FLOAT(dstB), 0.0f, 1.0f) * 255.0f);
230 expectedA = dstA;
231 break;
232 case SDL_BLENDMODE_ADD_PREMULTIPLIED:
233 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) + FLOAT(dstR), 0.0f, 1.0f) * 255.0f);
234 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) + FLOAT(dstG), 0.0f, 1.0f) * 255.0f);
235 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) + FLOAT(dstB), 0.0f, 1.0f) * 255.0f);
236 expectedA = dstA;
237 break;
238 case SDL_BLENDMODE_MOD:
239 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) * FLOAT(dstR), 0.0f, 1.0f) * 255.0f);
240 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) * FLOAT(dstG), 0.0f, 1.0f) * 255.0f);
241 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) * FLOAT(dstB), 0.0f, 1.0f) * 255.0f);
242 expectedA = dstA;
243 break;
244 case SDL_BLENDMODE_MUL:
245 expectedR = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcR) * FLOAT(dstR) + FLOAT(dstR) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
246 expectedG = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcG) * FLOAT(dstG) + FLOAT(dstG) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
247 expectedB = (Uint8)SDL_roundf(SDL_clamp(FLOAT(srcB) * FLOAT(dstB) + FLOAT(dstB) * (1.0f - FLOAT(srcA)), 0.0f, 1.0f) * 255.0f);
248 expectedA = dstA;
249 break;
250 default:
251 SDLTest_LogError("Invalid blending mode: %d", mode);
252 return;
253 }
254
255 if (SDL_ISPIXELFORMAT_INDEXED(dst_format)) {
256 SDL_Palette *palette = SDL_GetSurfacePalette(dst);
257 palette->colors[1].r = expectedR;
258 palette->colors[1].g = expectedG;
259 palette->colors[1].b = expectedB;
260 palette->colors[1].a = expectedA;
261 }
262
263 /* Blitting. */
264 ret = SDL_BlitSurface(src, NULL, dst, NULL);
265 SDLTest_AssertCheck(ret == true, "Validate results from calls to SDL_BlitSurface, expected: true, got: %i: %s", ret, !ret ? SDL_GetError() : "success");
266 if (ret) {
267 SDL_ReadSurfacePixel(dst, 0, 0, &actualR, &actualG, &actualB, &actualA);
268 deltaR = SDL_abs((int)actualR - expectedR);
269 deltaG = SDL_abs((int)actualG - expectedG);
270 deltaB = SDL_abs((int)actualB - expectedB);
271 deltaA = SDL_abs((int)actualA - expectedA);
272 SDLTest_AssertCheck(
273 deltaR <= MAXIMUM_ERROR &&
274 deltaG <= MAXIMUM_ERROR &&
275 deltaB <= MAXIMUM_ERROR &&
276 deltaA <= MAXIMUM_ERROR,
277 "Checking %s -> %s blit results, expected %d,%d,%d,%d, got %d,%d,%d,%d",
278 SDL_GetPixelFormatName(src_format),
279 SDL_GetPixelFormatName(dst_format),
280 expectedR, expectedG, expectedB, expectedA, actualR, actualG, actualB, actualA);
281 }
282
283 /* Clean up */
284 SDL_DestroySurface(src);
285 SDL_DestroySurface(dst);
286}
287
288static void testBlitBlendMode(int mode)
289{
290 const SDL_PixelFormat src_formats[] = {
291 SDL_PIXELFORMAT_INDEX8, SDL_PIXELFORMAT_XRGB8888, SDL_PIXELFORMAT_ARGB8888
292 };
293 const SDL_PixelFormat dst_formats[] = {
294 SDL_PIXELFORMAT_XRGB8888, SDL_PIXELFORMAT_ARGB8888
295 };
296 int i, j;
297
298 for (i = 0; i < SDL_arraysize(src_formats); ++i) {
299 for (j = 0; j < SDL_arraysize(dst_formats); ++j) {
300 testBlitBlendModeWithFormats(mode, src_formats[i], dst_formats[j]);
301 }
302 }
303}
304
305/* Helper to check that a file exists */
306static void AssertFileExist(const char *filename)
307{
308 struct stat st;
309 int ret = stat(filename, &st);
310
311 SDLTest_AssertCheck(ret == 0, "Verify file '%s' exists", filename);
312}
313
314/* Test case functions */
315
316/**
317 * Tests creating surface with invalid format
318 */
319static int SDLCALL surface_testInvalidFormat(void *arg)
320{
321 SDL_Surface *surface;
322
323 surface = SDL_CreateSurface(32, 32, SDL_PIXELFORMAT_UNKNOWN);
324 SDLTest_AssertCheck(surface == NULL, "Verify SDL_CreateSurface(SDL_PIXELFORMAT_UNKNOWN) returned NULL");
325 SDL_DestroySurface(surface);
326
327 surface = SDL_CreateSurfaceFrom(32, 32, SDL_PIXELFORMAT_UNKNOWN, NULL, 0);
328 SDLTest_AssertCheck(surface == NULL, "Verify SDL_CreateSurfaceFrom(SDL_PIXELFORMAT_UNKNOWN) returned NULL");
329 SDL_DestroySurface(surface);
330
331 return TEST_COMPLETED;
332}
333
334/**
335 * Tests sprite saving and loading
336 */
337static int SDLCALL surface_testSaveLoadBitmap(void *arg)
338{
339 int ret;
340 const char *sampleFilename = "testSaveLoadBitmap.bmp";
341 SDL_Surface *face;
342 SDL_Surface *rface;
343
344 /* Create sample surface */
345 face = SDLTest_ImageFace();
346 SDLTest_AssertCheck(face != NULL, "Verify face surface is not NULL");
347 if (face == NULL) {
348 return TEST_ABORTED;
349 }
350
351 /* Delete test file; ignore errors */
352 unlink(sampleFilename);
353
354 /* Save a surface */
355 ret = SDL_SaveBMP(face, sampleFilename);
356 SDLTest_AssertPass("Call to SDL_SaveBMP()");
357 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SaveBMP, expected: true, got: %i", ret);
358 AssertFileExist(sampleFilename);
359
360 /* Load a surface */
361 rface = SDL_LoadBMP(sampleFilename);
362 SDLTest_AssertPass("Call to SDL_LoadBMP()");
363 SDLTest_AssertCheck(rface != NULL, "Verify result from SDL_LoadBMP is not NULL");
364 if (rface != NULL) {
365 SDLTest_AssertCheck(face->w == rface->w, "Verify width of loaded surface, expected: %i, got: %i", face->w, rface->w);
366 SDLTest_AssertCheck(face->h == rface->h, "Verify height of loaded surface, expected: %i, got: %i", face->h, rface->h);
367 }
368
369 /* Delete test file; ignore errors */
370 unlink(sampleFilename);
371
372 /* Clean up */
373 SDL_DestroySurface(face);
374 face = NULL;
375 SDL_DestroySurface(rface);
376 rface = NULL;
377
378 return TEST_COMPLETED;
379}
380
381/**
382 * Tests tiled blitting.
383 */
384static int SDLCALL surface_testBlitTiled(void *arg)
385{
386 SDL_Surface *face = NULL;
387 SDL_Surface *testSurface2x = NULL;
388 SDL_Surface *referenceSurface2x = NULL;
389 int ret = 0;
390
391 /* Create sample surface */
392 face = SDLTest_ImageFace();
393 SDLTest_AssertCheck(face != NULL, "Verify face surface is not NULL");
394 if (face == NULL) {
395 return TEST_ABORTED;
396 }
397
398 /* Tiled blit - 1.0 scale */
399 {
400 ret = SDL_BlitSurfaceTiled(face, NULL, testSurface, NULL);
401 SDLTest_AssertCheck(ret == true, "Verify result from SDL_BlitSurfaceTiled expected: true, got: %i", ret);
402
403 /* See if it's the same */
404 SDL_DestroySurface(referenceSurface);
405 referenceSurface = SDLTest_ImageBlitTiled();
406 ret = SDLTest_CompareSurfaces(testSurface, referenceSurface, 0);
407 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
408 }
409
410 /* Tiled blit - 2.0 scale */
411 {
412 testSurface2x = SDL_CreateSurface(testSurface->w * 2, testSurface->h * 2, testSurface->format);
413 SDLTest_AssertCheck(testSurface != NULL, "Check that testSurface2x is not NULL");
414 ret = SDL_FillSurfaceRect(testSurface2x, NULL, SDL_MapSurfaceRGBA(testSurface2x, 0, 0, 0, 255));
415 SDLTest_AssertCheck(ret == true, "Validate result from SDL_FillSurfaceRect, expected: true, got: %i", ret);
416
417 ret = SDL_BlitSurfaceTiledWithScale(face, NULL, 2.0f, SDL_SCALEMODE_NEAREST, testSurface2x, NULL);
418 SDLTest_AssertCheck(ret == true, "Validate results from call to SDL_BlitSurfaceTiledWithScale, expected: true, got: %i", ret);
419
420 /* See if it's the same */
421 referenceSurface2x = SDL_CreateSurface(referenceSurface->w * 2, referenceSurface->h * 2, referenceSurface->format);
422 SDL_BlitSurfaceScaled(referenceSurface, NULL, referenceSurface2x, NULL, SDL_SCALEMODE_NEAREST);
423 SDLTest_AssertCheck(ret == true, "Validate results from call to SDL_BlitSurfaceScaled, expected: true, got: %i", ret);
424 ret = SDLTest_CompareSurfaces(testSurface2x, referenceSurface2x, 0);
425 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
426 }
427
428 /* Clean up. */
429 SDL_DestroySurface(face);
430 SDL_DestroySurface(testSurface2x);
431 SDL_DestroySurface(referenceSurface2x);
432
433 return TEST_COMPLETED;
434}
435
436static const Uint8 COLOR_SEPARATION = 85;
437
438static void Fill9GridReferenceSurface(SDL_Surface *surface, int left_width, int right_width, int top_height, int bottom_height)
439{
440 SDL_Rect rect;
441
442 // Upper left
443 rect.x = 0;
444 rect.y = 0;
445 rect.w = left_width;
446 rect.h = top_height;
447 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 1 * COLOR_SEPARATION, 1 * COLOR_SEPARATION, 0));
448
449 // Top
450 rect.x = left_width;
451 rect.y = 0;
452 rect.w = surface->w - left_width - right_width;
453 rect.h = top_height;
454 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 2 * COLOR_SEPARATION, 1 * COLOR_SEPARATION, 0));
455
456 // Upper right
457 rect.x = surface->w - right_width;
458 rect.y = 0;
459 rect.w = right_width;
460 rect.h = top_height;
461 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 3 * COLOR_SEPARATION, 1 * COLOR_SEPARATION, 0));
462
463 // Left
464 rect.x = 0;
465 rect.y = top_height;
466 rect.w = left_width;
467 rect.h = surface->h - top_height - bottom_height;
468 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 1 * COLOR_SEPARATION, 2 * COLOR_SEPARATION, 0));
469
470 // Center
471 rect.x = left_width;
472 rect.y = top_height;
473 rect.w = surface->w - right_width - left_width;
474 rect.h = surface->h - top_height - bottom_height;
475 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 2 * COLOR_SEPARATION, 2 * COLOR_SEPARATION, 0));
476
477 // Right
478 rect.x = surface->w - right_width;
479 rect.y = top_height;
480 rect.w = right_width;
481 rect.h = surface->h - top_height - bottom_height;
482 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 3 * COLOR_SEPARATION, 2 * COLOR_SEPARATION, 0));
483
484 // Lower left
485 rect.x = 0;
486 rect.y = surface->h - bottom_height;
487 rect.w = left_width;
488 rect.h = bottom_height;
489 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 1 * COLOR_SEPARATION, 3 * COLOR_SEPARATION, 0));
490
491 // Bottom
492 rect.x = left_width;
493 rect.y = surface->h - bottom_height;
494 rect.w = surface->w - left_width - right_width;
495 rect.h = bottom_height;
496 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 2 * COLOR_SEPARATION, 3 * COLOR_SEPARATION, 0));
497
498 // Lower right
499 rect.x = surface->w - right_width;
500 rect.y = surface->h - bottom_height;
501 rect.w = right_width;
502 rect.h = bottom_height;
503 SDL_FillSurfaceRect(surface, &rect, SDL_MapSurfaceRGB(surface, 3 * COLOR_SEPARATION, 3 * COLOR_SEPARATION, 0));
504}
505
506/**
507 * Tests 9-grid blitting.
508 */
509static int SDLCALL surface_testBlit9Grid(void *arg)
510{
511 SDL_Surface *source = NULL;
512 int x, y;
513 int ret = 0;
514
515 /* Create source surface */
516 source = SDL_CreateSurface(3, 3, SDL_PIXELFORMAT_RGBA32);
517 SDLTest_AssertCheck(source != NULL, "Verify source surface is not NULL");
518 for (y = 0; y < 3; ++y) {
519 for (x = 0; x < 3; ++x) {
520 SDL_WriteSurfacePixel(source, x, y, (Uint8)((1 + x) * COLOR_SEPARATION), (Uint8)((1 + y) * COLOR_SEPARATION), 0, 255);
521 }
522 }
523
524 /* 9-grid blit - 1.0 scale */
525 {
526 /* Create reference surface */
527 SDL_DestroySurface(referenceSurface);
528 referenceSurface = SDL_CreateSurface(testSurface->w, testSurface->h, testSurface->format);
529 SDLTest_AssertCheck(referenceSurface != NULL, "Verify reference surface is not NULL");
530 Fill9GridReferenceSurface(referenceSurface, 1, 1, 1, 1);
531
532 ret = SDL_BlitSurface9Grid(source, NULL, 1, 1, 1, 1, 0.0f, SDL_SCALEMODE_NEAREST, testSurface, NULL);
533 SDLTest_AssertCheck(ret == true, "Validate result from SDL_BlitSurface9Grid, expected: true, got: %i", ret);
534
535 ret = SDLTest_CompareSurfaces(testSurface, referenceSurface, 0);
536 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
537 }
538
539 /* 9-grid blit - 2.0 scale */
540 {
541 /* Create reference surface */
542 SDL_DestroySurface(referenceSurface);
543 referenceSurface = SDL_CreateSurface(testSurface->w, testSurface->h, testSurface->format);
544 SDLTest_AssertCheck(referenceSurface != NULL, "Verify reference surface is not NULL");
545 Fill9GridReferenceSurface(referenceSurface, 2, 2, 2, 2);
546
547 ret = SDL_BlitSurface9Grid(source, NULL, 1, 1, 1, 1, 2.0f, SDL_SCALEMODE_NEAREST, testSurface, NULL);
548 SDLTest_AssertCheck(ret == true, "Validate result from SDL_BlitSurface9Grid, expected: true, got: %i", ret);
549
550 ret = SDLTest_CompareSurfaces(testSurface, referenceSurface, 0);
551 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
552 }
553
554 /* Clean up. */
555 SDL_DestroySurface(source);
556
557 /* Create complex source surface */
558 source = SDL_CreateSurface(5, 5, SDL_PIXELFORMAT_RGBA32);
559 SDLTest_AssertCheck(source != NULL, "Verify source surface is not NULL");
560 SDL_WriteSurfacePixel(source, 0, 0, (Uint8)((1) * COLOR_SEPARATION), (Uint8)((1) * COLOR_SEPARATION), 0, 255);
561 SDL_WriteSurfacePixel(source, 1, 0, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((1) * COLOR_SEPARATION), 0, 255);
562 SDL_WriteSurfacePixel(source, 2, 0, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((1) * COLOR_SEPARATION), 0, 255);
563 SDL_WriteSurfacePixel(source, 3, 0, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((1) * COLOR_SEPARATION), 0, 255);
564 SDL_WriteSurfacePixel(source, 4, 0, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((1) * COLOR_SEPARATION), 0, 255);
565
566 SDL_WriteSurfacePixel(source, 0, 1, (Uint8)((1) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
567 SDL_WriteSurfacePixel(source, 1, 1, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
568 SDL_WriteSurfacePixel(source, 2, 1, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
569 SDL_WriteSurfacePixel(source, 3, 1, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
570 SDL_WriteSurfacePixel(source, 4, 1, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
571
572 SDL_WriteSurfacePixel(source, 0, 2, (Uint8)((1) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
573 SDL_WriteSurfacePixel(source, 1, 2, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
574 SDL_WriteSurfacePixel(source, 2, 2, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
575 SDL_WriteSurfacePixel(source, 3, 2, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
576 SDL_WriteSurfacePixel(source, 4, 2, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((2) * COLOR_SEPARATION), 0, 255);
577
578 SDL_WriteSurfacePixel(source, 0, 3, (Uint8)((1) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
579 SDL_WriteSurfacePixel(source, 1, 3, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
580 SDL_WriteSurfacePixel(source, 2, 3, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
581 SDL_WriteSurfacePixel(source, 3, 3, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
582 SDL_WriteSurfacePixel(source, 4, 3, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
583
584 SDL_WriteSurfacePixel(source, 0, 4, (Uint8)((1) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
585 SDL_WriteSurfacePixel(source, 1, 4, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
586 SDL_WriteSurfacePixel(source, 2, 4, (Uint8)((2) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
587 SDL_WriteSurfacePixel(source, 3, 4, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
588 SDL_WriteSurfacePixel(source, 4, 4, (Uint8)((3) * COLOR_SEPARATION), (Uint8)((3) * COLOR_SEPARATION), 0, 255);
589
590 /* complex 9-grid blit - 1.0 scale */
591 {
592 SDLTest_Log("complex 9-grid blit - 1.0 scale");
593 /* Create reference surface */
594 SDL_DestroySurface(referenceSurface);
595 referenceSurface = SDL_CreateSurface(testSurface->w, testSurface->h, testSurface->format);
596 SDLTest_AssertCheck(referenceSurface != NULL, "Verify reference surface is not NULL");
597 Fill9GridReferenceSurface(referenceSurface, 1, 2, 1, 2);
598
599 ret = SDL_BlitSurface9Grid(source, NULL, 1, 2, 1, 2, 0.0f, SDL_SCALEMODE_NEAREST, testSurface, NULL);
600 SDLTest_AssertCheck(ret == true, "Validate result from SDL_BlitSurface9Grid, expected: true, got: %i", ret);
601
602 ret = SDLTest_CompareSurfaces(testSurface, referenceSurface, 0);
603 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
604 }
605
606 /* complex 9-grid blit - 2.0 scale */
607 {
608 SDLTest_Log("complex 9-grid blit - 2.0 scale");
609 /* Create reference surface */
610 SDL_DestroySurface(referenceSurface);
611 referenceSurface = SDL_CreateSurface(testSurface->w, testSurface->h, testSurface->format);
612 SDLTest_AssertCheck(referenceSurface != NULL, "Verify reference surface is not NULL");
613 Fill9GridReferenceSurface(referenceSurface, 2, 4, 2, 4);
614
615 ret = SDL_BlitSurface9Grid(source, NULL, 1, 2, 1, 2, 2.0f, SDL_SCALEMODE_NEAREST, testSurface, NULL);
616 SDLTest_AssertCheck(ret == true, "Validate result from SDL_BlitSurface9Grid, expected: true, got: %i", ret);
617
618 ret = SDLTest_CompareSurfaces(testSurface, referenceSurface, 0);
619 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
620 }
621
622 /* Clean up. */
623 SDL_DestroySurface(source);
624
625 return TEST_COMPLETED;
626}
627
628/**
629 * Tests blitting between multiple surfaces of the same format
630 */
631static int SDLCALL surface_testBlitMultiple(void *arg)
632{
633 SDL_Surface *source, *surface;
634 SDL_Palette *palette;
635 Uint8 *pixels;
636
637 palette = SDL_CreatePalette(2);
638 SDLTest_AssertCheck(palette != NULL, "SDL_CreatePalette()");
639 palette->colors[0].r = 0;
640 palette->colors[0].g = 0;
641 palette->colors[0].b = 0;
642 palette->colors[1].r = 0xFF;
643 palette->colors[1].g = 0;
644 palette->colors[1].b = 0;
645
646 source = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_INDEX8);
647 SDLTest_AssertCheck(source != NULL, "SDL_CreateSurface()");
648 SDL_SetSurfacePalette(source, palette);
649 *(Uint8 *)source->pixels = 1;
650
651 /* Set up a blit to a surface using the palette */
652 surface = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_INDEX8);
653 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
654 SDL_SetSurfacePalette(surface, palette);
655 pixels = (Uint8 *)surface->pixels;
656 *pixels = 0;
657 SDL_BlitSurface(source, NULL, surface, NULL);
658 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
659
660 /* Set up a blit to another surface using the same palette */
661 SDL_DestroySurface(surface);
662 surface = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_INDEX8);
663 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
664 SDL_SetSurfacePalette(surface, palette);
665 pixels = (Uint8 *)surface->pixels;
666 *pixels = 0;
667 SDL_BlitSurface(source, NULL, surface, NULL);
668 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
669
670 /* Set up a blit to new surface with a different format */
671 SDL_DestroySurface(surface);
672 surface = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA32);
673 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
674 pixels = (Uint8 *)surface->pixels;
675 SDL_BlitSurface(source, NULL, surface, NULL);
676 SDLTest_AssertCheck(*pixels == 0xFF, "Expected *pixels == 0xFF got 0x%.2X", *pixels);
677
678 /* Set up a blit to another surface with the same format */
679 SDL_DestroySurface(surface);
680 surface = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA32);
681 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
682 pixels = (Uint8 *)surface->pixels;
683 SDL_BlitSurface(source, NULL, surface, NULL);
684 SDLTest_AssertCheck(*pixels == 0xFF, "Expected *pixels == 0xFF got 0x%.2X", *pixels);
685
686 SDL_DestroyPalette(palette);
687 SDL_DestroySurface(source);
688 SDL_DestroySurface(surface);
689
690 return TEST_COMPLETED;
691}
692
693/**
694 * Tests surface conversion.
695 */
696static int SDLCALL surface_testSurfaceConversion(void *arg)
697{
698 SDL_Surface *rface = NULL, *face = NULL;
699 int ret = 0;
700
701 /* Create sample surface */
702 face = SDLTest_ImageFace();
703 SDLTest_AssertCheck(face != NULL, "Verify face surface is not NULL");
704 if (face == NULL) {
705 return TEST_ABORTED;
706 }
707
708 /* Set transparent pixel as the pixel at (0,0) */
709 if (SDL_GetSurfacePalette(face)) {
710 ret = SDL_SetSurfaceColorKey(face, true, *(Uint8 *)face->pixels);
711 SDLTest_AssertPass("Call to SDL_SetSurfaceColorKey()");
712 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceColorKey, expected: true, got: %i", ret);
713 }
714
715 /* Convert to 32 bit to compare. */
716 rface = SDL_ConvertSurface(face, testSurface->format);
717 SDLTest_AssertPass("Call to SDL_ConvertSurface()");
718 SDLTest_AssertCheck(rface != NULL, "Verify result from SDL_ConvertSurface is not NULL");
719
720 /* Compare surface. */
721 ret = SDLTest_CompareSurfaces(rface, face, 0);
722 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
723
724 /* Clean up. */
725 SDL_DestroySurface(face);
726 face = NULL;
727 SDL_DestroySurface(rface);
728 rface = NULL;
729
730 return TEST_COMPLETED;
731}
732
733/**
734 * Tests surface conversion across all pixel formats.
735 */
736static int SDLCALL surface_testCompleteSurfaceConversion(void *arg)
737{
738 Uint32 pixel_formats[] = {
739 SDL_PIXELFORMAT_INDEX8,
740 SDL_PIXELFORMAT_RGB332,
741 SDL_PIXELFORMAT_XRGB4444,
742 SDL_PIXELFORMAT_XBGR4444,
743 SDL_PIXELFORMAT_XRGB1555,
744 SDL_PIXELFORMAT_XBGR1555,
745 SDL_PIXELFORMAT_ARGB4444,
746 SDL_PIXELFORMAT_RGBA4444,
747 SDL_PIXELFORMAT_ABGR4444,
748 SDL_PIXELFORMAT_BGRA4444,
749 SDL_PIXELFORMAT_ARGB1555,
750 SDL_PIXELFORMAT_RGBA5551,
751 SDL_PIXELFORMAT_ABGR1555,
752 SDL_PIXELFORMAT_BGRA5551,
753 SDL_PIXELFORMAT_RGB565,
754 SDL_PIXELFORMAT_BGR565,
755 SDL_PIXELFORMAT_RGB24,
756 SDL_PIXELFORMAT_BGR24,
757 SDL_PIXELFORMAT_XRGB8888,
758 SDL_PIXELFORMAT_RGBX8888,
759 SDL_PIXELFORMAT_XBGR8888,
760 SDL_PIXELFORMAT_BGRX8888,
761 SDL_PIXELFORMAT_ARGB8888,
762 SDL_PIXELFORMAT_RGBA8888,
763 SDL_PIXELFORMAT_ABGR8888,
764 SDL_PIXELFORMAT_BGRA8888,
765#if 0 /* We aren't testing HDR10 colorspace conversion */
766 SDL_PIXELFORMAT_XRGB2101010,
767 SDL_PIXELFORMAT_XBGR2101010,
768 SDL_PIXELFORMAT_ARGB2101010,
769 SDL_PIXELFORMAT_ABGR2101010,
770#endif
771 };
772 SDL_Surface *face = NULL, *cvt1, *cvt2, *final;
773 const SDL_PixelFormatDetails *fmt1, *fmt2;
774 int i, j, ret = 0;
775
776 /* Create sample surface */
777 face = SDLTest_ImageFace();
778 SDLTest_AssertCheck(face != NULL, "Verify face surface is not NULL");
779 if (face == NULL) {
780 return TEST_ABORTED;
781 }
782
783 /* Set transparent pixel as the pixel at (0,0) */
784 if (SDL_GetSurfacePalette(face)) {
785 ret = SDL_SetSurfaceColorKey(face, true, *(Uint8 *)face->pixels);
786 SDLTest_AssertPass("Call to SDL_SetSurfaceColorKey()");
787 SDLTest_AssertCheck(ret == true, "Verify result from SDL_SetSurfaceColorKey, expected: true, got: %i", ret);
788 }
789
790 for (i = 0; i < SDL_arraysize(pixel_formats); ++i) {
791 for (j = 0; j < SDL_arraysize(pixel_formats); ++j) {
792 fmt1 = SDL_GetPixelFormatDetails(pixel_formats[i]);
793 SDLTest_AssertCheck(fmt1 != NULL, "SDL_GetPixelFormatDetails(%s[0x%08" SDL_PRIx32 "]) should return a non-null pixel format",
794 SDL_GetPixelFormatName(pixel_formats[i]), pixel_formats[i]);
795 cvt1 = SDL_ConvertSurface(face, fmt1->format);
796 SDLTest_AssertCheck(cvt1 != NULL, "SDL_ConvertSurface(..., %s[0x%08" SDL_PRIx32 "]) should return a non-null surface",
797 SDL_GetPixelFormatName(pixel_formats[i]), pixel_formats[i]);
798
799 fmt2 = SDL_GetPixelFormatDetails(pixel_formats[j]);
800 SDLTest_AssertCheck(fmt2 != NULL, "SDL_GetPixelFormatDetails(%s[0x%08" SDL_PRIx32 "]) should return a non-null pixel format",
801 SDL_GetPixelFormatName(pixel_formats[i]), pixel_formats[i]);
802 cvt2 = SDL_ConvertSurface(cvt1, fmt2->format);
803 SDLTest_AssertCheck(cvt2 != NULL, "SDL_ConvertSurface(..., %s[0x%08" SDL_PRIx32 "]) should return a non-null surface",
804 SDL_GetPixelFormatName(pixel_formats[i]), pixel_formats[i]);
805
806 if (fmt1 && fmt2 &&
807 fmt1->bytes_per_pixel == SDL_BYTESPERPIXEL(face->format) &&
808 fmt2->bytes_per_pixel == SDL_BYTESPERPIXEL(face->format) &&
809 SDL_ISPIXELFORMAT_ALPHA(fmt1->format) == SDL_ISPIXELFORMAT_ALPHA(face->format) &&
810 SDL_ISPIXELFORMAT_ALPHA(fmt2->format) == SDL_ISPIXELFORMAT_ALPHA(face->format)) {
811 final = SDL_ConvertSurface(cvt2, face->format);
812 SDL_assert(final != NULL);
813
814 /* Compare surface. */
815 ret = SDLTest_CompareSurfaces(face, final, 0);
816 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
817 SDL_DestroySurface(final);
818 }
819
820 SDL_DestroySurface(cvt1);
821 SDL_DestroySurface(cvt2);
822 }
823 }
824
825 /* Clean up. */
826 SDL_DestroySurface(face);
827
828 return TEST_COMPLETED;
829}
830
831/**
832 * Tests sprite loading. A failure case.
833 */
834static int SDLCALL surface_testLoadFailure(void *arg)
835{
836 SDL_Surface *face = SDL_LoadBMP("nonexistant.bmp");
837 SDLTest_AssertCheck(face == NULL, "SDL_CreateLoadBmp");
838
839 return TEST_COMPLETED;
840}
841
842/**
843 * Tests blitting from a zero sized source rectangle
844 */
845static int SDLCALL surface_testBlitZeroSource(void *arg)
846{
847 SDL_Surface *src = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA8888);
848 SDL_Surface *dst = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA8888);
849 SDL_Rect srcrect = { 0, 0, 0, 0 };
850 int ret;
851
852 SDLTest_AssertPass("Call to SDL_BlitSurfaceScaled() with zero sized source rectangle");
853 SDL_FillSurfaceRect(src, NULL, SDL_MapSurfaceRGB(src, 255, 255, 255));
854 SDL_BlitSurfaceScaled(src, &srcrect, dst, NULL, SDL_SCALEMODE_NEAREST);
855 ret = SDLTest_CompareSurfaces(dst, src, 0);
856 SDLTest_AssertCheck(ret == 0, "Validate result from SDLTest_CompareSurfaces, expected: 0, got: %i", ret);
857 SDL_DestroySurface(src);
858 SDL_DestroySurface(dst);
859
860 return TEST_COMPLETED;
861}
862
863/**
864 * Tests some blitting routines.
865 */
866static int SDLCALL surface_testBlit(void *arg)
867{
868 /* Basic blitting */
869 testBlitBlendMode(SDL_BLENDMODE_NONE);
870
871 return TEST_COMPLETED;
872}
873
874/**
875 * Tests some blitting routines with color mod
876 */
877static int SDLCALL surface_testBlitColorMod(void *arg)
878{
879 /* Basic blitting with color mod */
880 testBlitBlendMode(-1);
881
882 return TEST_COMPLETED;
883}
884
885/**
886 * Tests some blitting routines with alpha mod
887 */
888static int SDLCALL surface_testBlitAlphaMod(void *arg)
889{
890 /* Basic blitting with alpha mod */
891 testBlitBlendMode(-2);
892
893 return TEST_COMPLETED;
894}
895
896/**
897 * Tests some more blitting routines.
898 */
899static int SDLCALL surface_testBlitBlendBlend(void *arg)
900{
901 /* Blend blitting */
902 testBlitBlendMode(SDL_BLENDMODE_BLEND);
903
904 return TEST_COMPLETED;
905}
906
907/**
908 * @brief Tests some more blitting routines.
909 */
910static int SDLCALL surface_testBlitBlendPremultiplied(void *arg)
911{
912 /* Blend premultiplied blitting */
913 testBlitBlendMode(SDL_BLENDMODE_BLEND_PREMULTIPLIED);
914
915 return TEST_COMPLETED;
916}
917
918/**
919 * Tests some more blitting routines.
920 */
921static int SDLCALL surface_testBlitBlendAdd(void *arg)
922{
923 /* Add blitting */
924 testBlitBlendMode(SDL_BLENDMODE_ADD);
925
926 return TEST_COMPLETED;
927}
928
929/**
930 * Tests some more blitting routines.
931 */
932static int SDLCALL surface_testBlitBlendAddPremultiplied(void *arg)
933{
934 /* Add premultiplied blitting */
935 testBlitBlendMode(SDL_BLENDMODE_ADD_PREMULTIPLIED);
936
937 return TEST_COMPLETED;
938}
939
940/**
941 * Tests some more blitting routines.
942 */
943static int SDLCALL surface_testBlitBlendMod(void *arg)
944{
945 /* Mod blitting */
946 testBlitBlendMode(SDL_BLENDMODE_MOD);
947
948 return TEST_COMPLETED;
949}
950
951/**
952 * Tests some more blitting routines.
953 */
954static int SDLCALL surface_testBlitBlendMul(void *arg)
955{
956 /* Mod blitting */
957 testBlitBlendMode(SDL_BLENDMODE_MUL);
958
959 return TEST_COMPLETED;
960}
961
962/**
963 * Tests blitting invalid surfaces.
964 */
965static int SDLCALL surface_testBlitInvalid(void *arg)
966{
967 SDL_Surface *valid, *invalid;
968 bool result;
969
970 valid = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA8888);
971 SDLTest_AssertCheck(valid != NULL, "Check surface creation");
972 invalid = SDL_CreateSurface(0, 0, SDL_PIXELFORMAT_RGBA8888);
973 SDLTest_AssertCheck(invalid != NULL, "Check surface creation");
974 SDLTest_AssertCheck(invalid->pixels == NULL, "Check surface pixels are NULL");
975
976 result = SDL_BlitSurface(invalid, NULL, valid, NULL);
977 SDLTest_AssertCheck(result == true, "SDL_BlitSurface(invalid, NULL, valid, NULL), result = %s\n", result ? "true" : "false");
978 result = SDL_BlitSurface(valid, NULL, invalid, NULL);
979 SDLTest_AssertCheck(result == true, "SDL_BlitSurface(valid, NULL, invalid, NULL), result = %s\n", result ? "true" : "false");
980
981 result = SDL_BlitSurfaceScaled(invalid, NULL, valid, NULL, SDL_SCALEMODE_NEAREST);
982 SDLTest_AssertCheck(result == false, "SDL_BlitSurfaceScaled(invalid, NULL, valid, NULL, SDL_SCALEMODE_NEAREST), result = %s\n", result ? "true" : "false");
983 result = SDL_BlitSurfaceScaled(valid, NULL, invalid, NULL, SDL_SCALEMODE_NEAREST);
984 SDLTest_AssertCheck(result == false, "SDL_BlitSurfaceScaled(valid, NULL, invalid, NULL, SDL_SCALEMODE_NEAREST), result = %s\n", result ? "true" : "false");
985
986 SDL_DestroySurface(valid);
987 SDL_DestroySurface(invalid);
988
989 return TEST_COMPLETED;
990}
991
992static int SDLCALL surface_testBlitsWithBadCoordinates(void *arg)
993{
994 const SDL_Rect rect[8] = {
995 { SDL_MAX_SINT32, 0, 2, 2 },
996 { 0, SDL_MAX_SINT32, 2, 2 },
997 { 0, 0, SDL_MAX_SINT32, 2 },
998 { 0, 0, 2, SDL_MAX_SINT32 },
999 { SDL_MIN_SINT32, 0, 2, 2 },
1000 { 0, SDL_MIN_SINT32, 2, 2 },
1001 { 0, 0, SDL_MIN_SINT32, 2 },
1002 { 0, 0, 2, SDL_MIN_SINT32 }
1003 };
1004
1005 SDL_Surface *s;
1006 bool result;
1007 int i;
1008
1009 s = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA8888);
1010 SDLTest_AssertCheck(s != NULL, "Check surface creation");
1011
1012 for (i = 0; i < 8; i++) {
1013 result = SDL_BlitSurface(s, NULL, s, &rect[i]);
1014 SDLTest_AssertCheck(result == true, "SDL_BlitSurface(valid, NULL, valid, &rect), result = %s", result ? "true" : "false");
1015
1016 result = SDL_BlitSurface(s, &rect[i], s, NULL);
1017 SDLTest_AssertCheck(result == true, "SDL_BlitSurface(valid, &rect, valid, NULL), result = %s", result ? "true" : "false");
1018
1019 result = SDL_BlitSurfaceScaled(s, NULL, s, &rect[i], SDL_SCALEMODE_NEAREST);
1020 SDLTest_AssertCheck(result == true, "SDL_BlitSurfaceScaled(valid, NULL, valid, &rect, SDL_SCALEMODE_NEAREST), result = %s", result ? "true" : "false");
1021
1022 result = SDL_BlitSurfaceScaled(s, &rect[i], s, NULL, SDL_SCALEMODE_NEAREST);
1023 SDLTest_AssertCheck(result == true, "SDL_BlitSurfaceScaled(valid, &rect, valid, NULL, SDL_SCALEMODE_NEAREST), result = %s", result ? "true" : "false");
1024 }
1025
1026 SDL_DestroySurface(s);
1027
1028 return TEST_COMPLETED;
1029}
1030
1031static int SDLCALL surface_testOverflow(void *arg)
1032{
1033 char buf[1024];
1034 const char *expectedError;
1035 SDL_Surface *surface;
1036
1037 SDL_memset(buf, '\0', sizeof(buf));
1038
1039 expectedError = "Parameter 'width' is invalid";
1040 surface = SDL_CreateSurface(-3, 100, SDL_PIXELFORMAT_INDEX8);
1041 SDLTest_AssertCheck(surface == NULL, "Should detect negative width");
1042 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1043 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1044 surface = SDL_CreateSurfaceFrom(-1, 1, SDL_PIXELFORMAT_INDEX8, buf, 4);
1045 SDLTest_AssertCheck(surface == NULL, "Should detect negative width");
1046 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1047 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1048 surface = SDL_CreateSurfaceFrom(-1, 1, SDL_PIXELFORMAT_RGBA8888, buf, 4);
1049 SDLTest_AssertCheck(surface == NULL, "Should detect negative width");
1050 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1051 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1052
1053 expectedError = "Parameter 'height' is invalid";
1054 surface = SDL_CreateSurface(100, -3, SDL_PIXELFORMAT_INDEX8);
1055 SDLTest_AssertCheck(surface == NULL, "Should detect negative height");
1056 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1057 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1058 surface = SDL_CreateSurfaceFrom(1, -1, SDL_PIXELFORMAT_INDEX8, buf, 4);
1059 SDLTest_AssertCheck(surface == NULL, "Should detect negative height");
1060 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1061 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1062 surface = SDL_CreateSurfaceFrom(1, -1, SDL_PIXELFORMAT_RGBA8888, buf, 4);
1063 SDLTest_AssertCheck(surface == NULL, "Should detect negative height");
1064 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1065 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1066
1067 expectedError = "Parameter 'pitch' is invalid";
1068 surface = SDL_CreateSurfaceFrom(4, 1, SDL_PIXELFORMAT_INDEX8, buf, -1);
1069 SDLTest_AssertCheck(surface == NULL, "Should detect negative pitch");
1070 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1071 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1072 surface = SDL_CreateSurfaceFrom(1, 1, SDL_PIXELFORMAT_RGBA8888, buf, -1);
1073 SDLTest_AssertCheck(surface == NULL, "Should detect negative pitch");
1074 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1075 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1076 surface = SDL_CreateSurfaceFrom(1, 1, SDL_PIXELFORMAT_RGBA8888, buf, 0);
1077 SDLTest_AssertCheck(surface == NULL, "Should detect zero pitch");
1078 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1079 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1080 surface = SDL_CreateSurfaceFrom(1, 1, SDL_PIXELFORMAT_RGBA8888, NULL, 0);
1081 SDLTest_AssertCheck(surface != NULL, "Allow zero pitch for partially set up surfaces: %s",
1082 surface != NULL ? "(success)" : SDL_GetError());
1083 SDL_DestroySurface(surface);
1084
1085 /* Less than 1 byte per pixel: the pitch can legitimately be less than
1086 * the width, but it must be enough to hold the appropriate number of
1087 * bits per pixel. SDL_PIXELFORMAT_INDEX4* needs 1 byte per 2 pixels. */
1088 surface = SDL_CreateSurfaceFrom(6, 1, SDL_PIXELFORMAT_INDEX4LSB, buf, 3);
1089 SDLTest_AssertCheck(surface != NULL, "6px * 4 bits per px fits in 3 bytes: %s",
1090 surface != NULL ? "(success)" : SDL_GetError());
1091 SDL_DestroySurface(surface);
1092 surface = SDL_CreateSurfaceFrom(6, 1, SDL_PIXELFORMAT_INDEX4MSB, buf, 3);
1093 SDLTest_AssertCheck(surface != NULL, "6px * 4 bits per px fits in 3 bytes: %s",
1094 surface != NULL ? "(success)" : SDL_GetError());
1095 SDL_DestroySurface(surface);
1096
1097 surface = SDL_CreateSurfaceFrom(7, 1, SDL_PIXELFORMAT_INDEX4LSB, buf, 3);
1098 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1099 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1100 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1101 surface = SDL_CreateSurfaceFrom(7, 1, SDL_PIXELFORMAT_INDEX4MSB, buf, 3);
1102 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1103 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1104 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1105
1106 surface = SDL_CreateSurfaceFrom(7, 1, SDL_PIXELFORMAT_INDEX4LSB, buf, 4);
1107 SDLTest_AssertCheck(surface != NULL, "7px * 4 bits per px fits in 4 bytes: %s",
1108 surface != NULL ? "(success)" : SDL_GetError());
1109 SDL_DestroySurface(surface);
1110 surface = SDL_CreateSurfaceFrom(7, 1, SDL_PIXELFORMAT_INDEX4MSB, buf, 4);
1111 SDLTest_AssertCheck(surface != NULL, "7px * 4 bits per px fits in 4 bytes: %s",
1112 surface != NULL ? "(success)" : SDL_GetError());
1113 SDL_DestroySurface(surface);
1114
1115 /* SDL_PIXELFORMAT_INDEX2* needs 1 byte per 4 pixels. */
1116 surface = SDL_CreateSurfaceFrom(12, 1, SDL_PIXELFORMAT_INDEX2LSB, buf, 3);
1117 SDLTest_AssertCheck(surface != NULL, "12px * 2 bits per px fits in 3 bytes: %s",
1118 surface != NULL ? "(success)" : SDL_GetError());
1119 SDL_DestroySurface(surface);
1120 surface = SDL_CreateSurfaceFrom(12, 1, SDL_PIXELFORMAT_INDEX2MSB, buf, 3);
1121 SDLTest_AssertCheck(surface != NULL, "12px * 2 bits per px fits in 3 bytes: %s",
1122 surface != NULL ? "(success)" : SDL_GetError());
1123 SDL_DestroySurface(surface);
1124
1125 surface = SDL_CreateSurfaceFrom(13, 1, SDL_PIXELFORMAT_INDEX2LSB, buf, 3);
1126 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp (%d)", surface ? surface->pitch : 0);
1127 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1128 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1129 surface = SDL_CreateSurfaceFrom(13, 1, SDL_PIXELFORMAT_INDEX2MSB, buf, 3);
1130 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1131 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1132 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1133
1134 surface = SDL_CreateSurfaceFrom(13, 1, SDL_PIXELFORMAT_INDEX2LSB, buf, 4);
1135 SDLTest_AssertCheck(surface != NULL, "13px * 2 bits per px fits in 4 bytes: %s",
1136 surface != NULL ? "(success)" : SDL_GetError());
1137 SDL_DestroySurface(surface);
1138 surface = SDL_CreateSurfaceFrom(13, 1, SDL_PIXELFORMAT_INDEX2MSB, buf, 4);
1139 SDLTest_AssertCheck(surface != NULL, "13px * 2 bits per px fits in 4 bytes: %s",
1140 surface != NULL ? "(success)" : SDL_GetError());
1141 SDL_DestroySurface(surface);
1142
1143 /* SDL_PIXELFORMAT_INDEX1* needs 1 byte per 8 pixels. */
1144 surface = SDL_CreateSurfaceFrom(16, 1, SDL_PIXELFORMAT_INDEX1LSB, buf, 2);
1145 SDLTest_AssertCheck(surface != NULL, "16px * 1 bit per px fits in 2 bytes: %s",
1146 surface != NULL ? "(success)" : SDL_GetError());
1147 SDL_DestroySurface(surface);
1148 surface = SDL_CreateSurfaceFrom(16, 1, SDL_PIXELFORMAT_INDEX1MSB, buf, 2);
1149 SDLTest_AssertCheck(surface != NULL, "16px * 1 bit per px fits in 2 bytes: %s",
1150 surface != NULL ? "(success)" : SDL_GetError());
1151 SDL_DestroySurface(surface);
1152
1153 surface = SDL_CreateSurfaceFrom(17, 1, SDL_PIXELFORMAT_INDEX1LSB, buf, 2);
1154 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1155 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1156 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1157 surface = SDL_CreateSurfaceFrom(17, 1, SDL_PIXELFORMAT_INDEX1MSB, buf, 2);
1158 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1159 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1160 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1161
1162 surface = SDL_CreateSurfaceFrom(17, 1, SDL_PIXELFORMAT_INDEX1LSB, buf, 3);
1163 SDLTest_AssertCheck(surface != NULL, "17px * 1 bit per px fits in 3 bytes: %s",
1164 surface != NULL ? "(success)" : SDL_GetError());
1165 SDL_DestroySurface(surface);
1166 surface = SDL_CreateSurfaceFrom(17, 1, SDL_PIXELFORMAT_INDEX1MSB, buf, 3);
1167 SDLTest_AssertCheck(surface != NULL, "17px * 1 bit per px fits in 3 bytes: %s",
1168 surface != NULL ? "(success)" : SDL_GetError());
1169 SDL_DestroySurface(surface);
1170
1171 /* SDL_PIXELFORMAT_INDEX8 and SDL_PIXELFORMAT_RGB332 require 1 byte per pixel. */
1172 surface = SDL_CreateSurfaceFrom(5, 1, SDL_PIXELFORMAT_RGB332, buf, 5);
1173 SDLTest_AssertCheck(surface != NULL, "5px * 8 bits per px fits in 5 bytes: %s",
1174 surface != NULL ? "(success)" : SDL_GetError());
1175 SDL_DestroySurface(surface);
1176 surface = SDL_CreateSurfaceFrom(5, 1, SDL_PIXELFORMAT_INDEX8, buf, 5);
1177 SDLTest_AssertCheck(surface != NULL, "5px * 8 bits per px fits in 5 bytes: %s",
1178 surface != NULL ? "(success)" : SDL_GetError());
1179 SDL_DestroySurface(surface);
1180
1181 surface = SDL_CreateSurfaceFrom(6, 1, SDL_PIXELFORMAT_RGB332, buf, 5);
1182 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1183 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1184 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1185 surface = SDL_CreateSurfaceFrom(6, 1, SDL_PIXELFORMAT_INDEX8, buf, 5);
1186 SDLTest_AssertCheck(surface == NULL, "Should detect pitch < width * bpp");
1187 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1188 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1189
1190 /* Everything else requires more than 1 byte per pixel, and rounds up
1191 * each pixel to an integer number of bytes (e.g. RGB555 is really
1192 * XRGB1555, with 1 bit per pixel wasted). */
1193 surface = SDL_CreateSurfaceFrom(3, 1, SDL_PIXELFORMAT_XRGB1555, buf, 6);
1194 SDLTest_AssertCheck(surface != NULL, "3px * 15 (really 16) bits per px fits in 6 bytes: %s",
1195 surface != NULL ? "(success)" : SDL_GetError());
1196 SDL_DestroySurface(surface);
1197 surface = SDL_CreateSurfaceFrom(3, 1, SDL_PIXELFORMAT_XRGB1555, buf, 6);
1198 SDLTest_AssertCheck(surface != NULL, "5px * 15 (really 16) bits per px fits in 6 bytes: %s",
1199 surface != NULL ? "(success)" : SDL_GetError());
1200 SDL_DestroySurface(surface);
1201
1202 surface = SDL_CreateSurfaceFrom(4, 1, SDL_PIXELFORMAT_XRGB1555, buf, 6);
1203 SDLTest_AssertCheck(surface == NULL, "4px * 15 (really 16) bits per px doesn't fit in 6 bytes");
1204 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1205 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1206 surface = SDL_CreateSurfaceFrom(4, 1, SDL_PIXELFORMAT_XRGB1555, buf, 6);
1207 SDLTest_AssertCheck(surface == NULL, "4px * 15 (really 16) bits per px doesn't fit in 6 bytes");
1208 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1209 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1210
1211 if (sizeof(size_t) == 4 && sizeof(int) >= 4) {
1212 SDL_ClearError();
1213 expectedError = "aligning pitch would overflow";
1214 /* 0x5555'5555 * 3bpp = 0xffff'ffff which fits in size_t, but adding
1215 * alignment padding makes it overflow */
1216 surface = SDL_CreateSurface(0x55555555, 1, SDL_PIXELFORMAT_RGB24);
1217 SDLTest_AssertCheck(surface == NULL, "Should detect overflow in pitch + alignment");
1218 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1219 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1220 SDL_ClearError();
1221 expectedError = "width * bpp would overflow";
1222 /* 0x4000'0000 * 4bpp = 0x1'0000'0000 which (just) overflows */
1223 surface = SDL_CreateSurface(0x40000000, 1, SDL_PIXELFORMAT_ARGB8888);
1224 SDLTest_AssertCheck(surface == NULL, "Should detect overflow in width * bytes per pixel");
1225 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1226 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1227 SDL_ClearError();
1228 expectedError = "height * pitch would overflow";
1229 surface = SDL_CreateSurface((1 << 29) - 1, (1 << 29) - 1, SDL_PIXELFORMAT_INDEX8);
1230 SDLTest_AssertCheck(surface == NULL, "Should detect overflow in width * height");
1231 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1232 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1233 SDL_ClearError();
1234 expectedError = "height * pitch would overflow";
1235 surface = SDL_CreateSurface((1 << 15) + 1, (1 << 15) + 1, SDL_PIXELFORMAT_ARGB8888);
1236 SDLTest_AssertCheck(surface == NULL, "Should detect overflow in width * height * bytes per pixel");
1237 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1238 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1239 } else {
1240 SDLTest_Log("Can't easily overflow size_t on this platform");
1241 }
1242
1243 return TEST_COMPLETED;
1244}
1245
1246static int SDLCALL surface_testFlip(void *arg)
1247{
1248 SDL_Surface *surface;
1249 Uint8 *pixels;
1250 int offset;
1251 const char *expectedError;
1252
1253 surface = SDL_CreateSurface(3, 3, SDL_PIXELFORMAT_RGB24);
1254 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
1255
1256 SDL_ClearError();
1257 expectedError = "Parameter 'surface' is invalid";
1258 SDL_FlipSurface(NULL, SDL_FLIP_HORIZONTAL);
1259 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1260 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1261
1262 SDL_ClearError();
1263 expectedError = "Parameter 'flip' is invalid";
1264 SDL_FlipSurface(surface, SDL_FLIP_NONE);
1265 SDLTest_AssertCheck(SDL_strcmp(SDL_GetError(), expectedError) == 0,
1266 "Expected \"%s\", got \"%s\"", expectedError, SDL_GetError());
1267
1268 pixels = (Uint8 *)surface->pixels;
1269 *pixels = 0xFF;
1270 offset = 0;
1271
1272 SDLTest_AssertPass("Call to SDL_FlipSurface(surface, SDL_FLIP_VERTICAL)");
1273 CHECK_FUNC(SDL_FlipSurface, (surface, SDL_FLIP_VERTICAL));
1274 SDLTest_AssertCheck(pixels[offset] == 0x00,
1275 "Expected pixels[%d] == 0x00 got 0x%.2X", offset, pixels[offset]);
1276 offset = 2 * surface->pitch;
1277 SDLTest_AssertCheck(pixels[offset] == 0xFF,
1278 "Expected pixels[%d] == 0xFF got 0x%.2X", offset, pixels[offset]);
1279
1280 SDLTest_AssertPass("Call to SDL_FlipSurface(surface, SDL_FLIP_HORIZONTAL)");
1281 CHECK_FUNC(SDL_FlipSurface, (surface, SDL_FLIP_HORIZONTAL));
1282 SDLTest_AssertCheck(pixels[offset] == 0x00,
1283 "Expected pixels[%d] == 0x00 got 0x%.2X", offset, pixels[offset]);
1284 offset += (surface->w - 1) * SDL_BYTESPERPIXEL(surface->format);
1285 SDLTest_AssertCheck(pixels[offset] == 0xFF,
1286 "Expected pixels[%d] == 0xFF got 0x%.2X", offset, pixels[offset]);
1287
1288 SDL_DestroySurface(surface);
1289
1290 return TEST_COMPLETED;
1291}
1292
1293static int SDLCALL surface_testPalette(void *arg)
1294{
1295 SDL_Surface *source, *surface, *output;
1296 SDL_Palette *palette;
1297 Uint8 *pixels;
1298
1299 palette = SDL_CreatePalette(2);
1300 SDLTest_AssertCheck(palette != NULL, "SDL_CreatePalette()");
1301
1302 source = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_INDEX8);
1303 SDLTest_AssertCheck(source != NULL, "SDL_CreateSurface()");
1304 SDLTest_AssertCheck(SDL_GetSurfacePalette(source) == NULL, "SDL_GetSurfacePalette(source)");
1305
1306 surface = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_INDEX8);
1307 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
1308 SDLTest_AssertCheck(SDL_GetSurfacePalette(surface) == NULL, "SDL_GetSurfacePalette(surface)");
1309
1310 pixels = (Uint8 *)surface->pixels;
1311 SDLTest_AssertCheck(*pixels == 0, "Expected *pixels == 0 got %u", *pixels);
1312
1313 /* Identity copy between indexed surfaces without a palette */
1314 *(Uint8 *)source->pixels = 1;
1315 SDL_BlitSurface(source, NULL, surface, NULL);
1316 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
1317
1318 /* Identity copy between indexed surfaces where the source has a palette */
1319 palette->colors[0].r = 0;
1320 palette->colors[0].g = 0;
1321 palette->colors[0].b = 0;
1322 palette->colors[1].r = 0xFF;
1323 palette->colors[1].g = 0;
1324 palette->colors[1].b = 0;
1325 SDL_SetSurfacePalette(source, palette);
1326 *pixels = 0;
1327 SDL_BlitSurface(source, NULL, surface, NULL);
1328 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
1329
1330 /* Identity copy between indexed surfaces where the destination has a palette */
1331 palette->colors[0].r = 0;
1332 palette->colors[0].g = 0;
1333 palette->colors[0].b = 0;
1334 palette->colors[1].r = 0xFF;
1335 palette->colors[1].g = 0;
1336 palette->colors[1].b = 0;
1337 SDL_SetSurfacePalette(source, NULL);
1338 SDL_SetSurfacePalette(surface, palette);
1339 *pixels = 0;
1340 SDL_BlitSurface(source, NULL, surface, NULL);
1341 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
1342
1343 /* Identity copy between indexed surfaces where the source and destination share a palette */
1344 palette->colors[0].r = 0;
1345 palette->colors[0].g = 0;
1346 palette->colors[0].b = 0;
1347 palette->colors[1].r = 0xFF;
1348 palette->colors[1].g = 0;
1349 palette->colors[1].b = 0;
1350 SDL_SetSurfacePalette(source, palette);
1351 SDL_SetSurfacePalette(surface, palette);
1352 *pixels = 0;
1353 SDL_BlitSurface(source, NULL, surface, NULL);
1354 SDLTest_AssertCheck(*pixels == 1, "Expected *pixels == 1 got %u", *pixels);
1355
1356 output = SDL_CreateSurface(1, 1, SDL_PIXELFORMAT_RGBA32);
1357 SDLTest_AssertCheck(output != NULL, "SDL_CreateSurface()");
1358
1359 pixels = (Uint8 *)output->pixels;
1360 SDL_BlitSurface(surface, NULL, output, NULL);
1361 SDLTest_AssertCheck(*pixels == 0xFF, "Expected *pixels == 0xFF got 0x%.2X", *pixels);
1362
1363 /* Set the palette color and blit again */
1364 palette->colors[1].r = 0xAA;
1365 SDL_SetSurfacePalette(surface, palette);
1366 SDL_BlitSurface(surface, NULL, output, NULL);
1367 SDLTest_AssertCheck(*pixels == 0xAA, "Expected *pixels == 0xAA got 0x%.2X", *pixels);
1368
1369 SDL_DestroyPalette(palette);
1370 SDL_DestroySurface(source);
1371 SDL_DestroySurface(surface);
1372 SDL_DestroySurface(output);
1373
1374 return TEST_COMPLETED;
1375}
1376
1377static int SDLCALL surface_testPalettization(void *arg)
1378{
1379 const SDL_Color palette_colors[] = {
1380 { 0x80, 0x00, 0x00, 0xff },
1381 { 0x00, 0x80, 0x00, 0xff },
1382 { 0x00, 0x00, 0x80, 0xff },
1383 { 0x40, 0x00, 0x00, 0xff },
1384 { 0x00, 0x40, 0x00, 0xff },
1385 { 0x00, 0x00, 0x40, 0xff },
1386 { 0x00, 0x00, 0x00, 0xff },
1387 { 0xff, 0x00, 0x00, 0xff },
1388 { 0x00, 0xff, 0x00, 0xff },
1389 { 0x00, 0x00, 0xff, 0xff },
1390 { 0xff, 0xff, 0x00, 0xff },
1391 { 0x00, 0xff, 0xff, 0xff },
1392 { 0xff, 0x00, 0xff, 0xff },
1393 };
1394 const struct {
1395 SDL_Color c;
1396 Uint8 e;
1397 } colors[] = {
1398 { { 0xff, 0x00, 0x00, 0xff }, 7 },
1399 { { 0xfe, 0x00, 0x00, 0xff }, 7 },
1400 { { 0xfd, 0x00, 0x00, 0xff }, 7 },
1401 { { 0xf0, 0x00, 0x00, 0xff }, 7 },
1402 { { 0xd0, 0x00, 0x00, 0xff }, 7 },
1403 { { 0xb0, 0x00, 0x00, 0xff }, 0 },
1404 { { 0xa0, 0x00, 0x00, 0xff }, 0 },
1405 { { 0xff, 0x00, 0x00, 0x00 }, 7 },
1406 { { 0x00, 0x10, 0x21, 0xff }, 5 },
1407 { { 0x00, 0x10, 0x19, 0xff }, 6 },
1408 { { 0x81, 0x00, 0x41, 0xff }, 0 },
1409 { { 0x80, 0xf0, 0xf0, 0x7f }, 11 },
1410 { { 0x00, 0x00, 0x00, 0xff }, 6 },
1411 { { 0x00, 0x00, 0x00, 0x01 }, 6 },
1412 };
1413 int i;
1414 int result;
1415 SDL_Surface *source, *output;
1416 SDL_Palette *palette;
1417 Uint8 *pixels;
1418
1419 palette = SDL_CreatePalette(SDL_arraysize(palette_colors));
1420 SDLTest_AssertCheck(palette != NULL, "SDL_CreatePalette()");
1421
1422 result = SDL_SetPaletteColors(palette, palette_colors, 0, SDL_arraysize(palette_colors));
1423 SDLTest_AssertCheck(result, "SDL_SetPaletteColors()");
1424
1425 source = SDL_CreateSurface(SDL_arraysize(palette_colors) + SDL_arraysize(colors), 1, SDL_PIXELFORMAT_RGBA8888);
1426 SDLTest_AssertCheck(source != NULL, "SDL_CreateSurface()");
1427 SDLTest_AssertCheck(source->w == SDL_arraysize(palette_colors) + SDL_arraysize(colors), "Expected source->w == %d, got %d", (int)(SDL_arraysize(palette_colors) + SDL_arraysize(colors)), source->w);
1428 SDLTest_AssertCheck(source->h == 1, "Expected source->h == %d, got %d", 1, source->h);
1429 SDLTest_AssertCheck(source->format == SDL_PIXELFORMAT_RGBA8888, "Expected source->format == SDL_PIXELFORMAT_RGBA8888, got 0x%x (%s)", source->format, SDL_GetPixelFormatName(source->format));
1430 for (i = 0; i < SDL_arraysize(colors); i++) {
1431 result = SDL_WriteSurfacePixel(source, i, 0, colors[i].c.r, colors[i].c.g, colors[i].c.b, colors[i].c.a);
1432 SDLTest_AssertCheck(result == true, "SDL_WriteSurfacePixel");
1433 }
1434 for (i = 0; i < SDL_arraysize(palette_colors); i++) {
1435 result = SDL_WriteSurfacePixel(source, SDL_arraysize(colors) + i, 0, palette_colors[i].r, palette_colors[i].g, palette_colors[i].b, palette_colors[i].a);
1436 SDLTest_AssertCheck(result == true, "SDL_WriteSurfacePixel");
1437 }
1438
1439 output = SDL_ConvertSurfaceAndColorspace(source, SDL_PIXELFORMAT_INDEX8, palette, SDL_COLORSPACE_UNKNOWN, 0);
1440 SDLTest_AssertCheck(output != NULL, "SDL_ConvertSurfaceAndColorspace()");
1441 SDLTest_AssertCheck(output->w == source->w, "Expected output->w == %d, got %d", source->w, output->w);
1442 SDLTest_AssertCheck(output->h == source->h, "Expected output->h == %d, got %d", source->h, output->h);
1443 SDLTest_AssertCheck(output->format == SDL_PIXELFORMAT_INDEX8, "Expected output->format == SDL_PIXELFORMAT_INDEX8, got 0x%x (%s)", output->format, SDL_GetPixelFormatName(output->format));
1444
1445 pixels = output->pixels;
1446 for (i = 0; i < SDL_arraysize(colors); i++) {
1447 int idx = i;
1448 Uint8 actual = pixels[idx];
1449 Uint8 expected = colors[i].e;
1450 SDLTest_AssertCheck(actual < SDL_arraysize(palette_colors), "output->pixels[%d] < %d", idx, (int)SDL_arraysize(palette_colors));
1451 SDLTest_AssertCheck(actual == expected, "Expected output->pixels[%d] == %u, got %u", idx, expected, actual);
1452 }
1453 SDLTest_AssertPass("Check palette 1:1 mapping");
1454 for (i = 0; i < SDL_arraysize(palette_colors); i++) {
1455 int idx = SDL_arraysize(colors) + i;
1456 Uint8 actual = pixels[idx];
1457 Uint8 expected = i;
1458 SDLTest_AssertCheck(actual < SDL_arraysize(palette_colors), "output->pixels[%d] < %d", idx, (int)SDL_arraysize(palette_colors));
1459 SDLTest_AssertCheck(actual == expected, "Expected output->pixels[%d] == %u, got %u", idx, expected, actual);
1460 }
1461 SDL_DestroyPalette(palette);
1462 SDL_DestroySurface(source);
1463 SDL_DestroySurface(output);
1464
1465 return TEST_COMPLETED;
1466}
1467
1468static int SDLCALL surface_testClearSurface(void *arg)
1469{
1470 SDL_PixelFormat formats[] = {
1471 SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGBA8888,
1472 SDL_PIXELFORMAT_ARGB2101010, SDL_PIXELFORMAT_ABGR2101010,
1473 SDL_PIXELFORMAT_ARGB64, SDL_PIXELFORMAT_RGBA64,
1474 SDL_PIXELFORMAT_ARGB128_FLOAT, SDL_PIXELFORMAT_RGBA128_FLOAT,
1475 SDL_PIXELFORMAT_YV12, SDL_PIXELFORMAT_UYVY, SDL_PIXELFORMAT_NV12
1476 };
1477 SDL_Surface *surface;
1478 SDL_PixelFormat format;
1479 const float MAXIMUM_ERROR_RGB = 0.0001f;
1480 const float MAXIMUM_ERROR_YUV = 0.01f;
1481 float srcR = 10 / 255.0f, srcG = 128 / 255.0f, srcB = 240 / 255.0f, srcA = 1.0f;
1482 float actualR, actualG, actualB, actualA;
1483 float deltaR, deltaG, deltaB, deltaA;
1484 int i, ret;
1485
1486 for (i = 0; i < SDL_arraysize(formats); ++i) {
1487 const float MAXIMUM_ERROR = SDL_ISPIXELFORMAT_FOURCC(formats[i]) ? MAXIMUM_ERROR_YUV : MAXIMUM_ERROR_RGB;
1488
1489 format = formats[i];
1490
1491 surface = SDL_CreateSurface(1, 1, format);
1492 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
1493 ret = SDL_ClearSurface(surface, srcR, srcG, srcB, srcA);
1494 SDLTest_AssertCheck(ret == true, "SDL_ClearSurface()");
1495 ret = SDL_ReadSurfacePixelFloat(surface, 0, 0, &actualR, &actualG, &actualB, &actualA);
1496 SDLTest_AssertCheck(ret == true, "SDL_ReadSurfacePixelFloat()");
1497 deltaR = SDL_fabsf(actualR - srcR);
1498 deltaG = SDL_fabsf(actualG - srcG);
1499 deltaB = SDL_fabsf(actualB - srcB);
1500 deltaA = SDL_fabsf(actualA - srcA);
1501 SDLTest_AssertCheck(
1502 deltaR <= MAXIMUM_ERROR &&
1503 deltaG <= MAXIMUM_ERROR &&
1504 deltaB <= MAXIMUM_ERROR &&
1505 deltaA <= MAXIMUM_ERROR,
1506 "Checking %s surface clear results, expected %.4f,%.4f,%.4f,%.4f, got %.4f,%.4f,%.4f,%.4f",
1507 SDL_GetPixelFormatName(format),
1508 srcR, srcG, srcB, srcA, actualR, actualG, actualB, actualA);
1509
1510 SDL_DestroySurface(surface);
1511 }
1512
1513 return TEST_COMPLETED;
1514}
1515
1516static int SDLCALL surface_testPremultiplyAlpha(void *arg)
1517{
1518 SDL_PixelFormat formats[] = {
1519 SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGBA8888,
1520 SDL_PIXELFORMAT_ARGB2101010, SDL_PIXELFORMAT_ABGR2101010,
1521 SDL_PIXELFORMAT_ARGB64, SDL_PIXELFORMAT_RGBA64,
1522 SDL_PIXELFORMAT_ARGB128_FLOAT, SDL_PIXELFORMAT_RGBA128_FLOAT,
1523 };
1524 SDL_Surface *surface;
1525 SDL_PixelFormat format;
1526 const float MAXIMUM_ERROR_LOW_PRECISION = 1 / 255.0f;
1527 const float MAXIMUM_ERROR_HIGH_PRECISION = 0.0001f;
1528 float srcR = 10 / 255.0f, srcG = 128 / 255.0f, srcB = 240 / 255.0f, srcA = 170 / 255.0f;
1529 float expectedR = srcR * srcA;
1530 float expectedG = srcG * srcA;
1531 float expectedB = srcB * srcA;
1532 float actualR, actualG, actualB;
1533 float deltaR, deltaG, deltaB;
1534 int i, ret;
1535
1536 for (i = 0; i < SDL_arraysize(formats); ++i) {
1537 const float MAXIMUM_ERROR = (SDL_BITSPERPIXEL(formats[i]) > 32) ? MAXIMUM_ERROR_HIGH_PRECISION : MAXIMUM_ERROR_LOW_PRECISION;
1538
1539 format = formats[i];
1540
1541 surface = SDL_CreateSurface(1, 1, format);
1542 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
1543 ret = SDL_SetSurfaceColorspace(surface, SDL_COLORSPACE_SRGB);
1544 SDLTest_AssertCheck(ret == true, "SDL_SetSurfaceColorspace()");
1545 ret = SDL_ClearSurface(surface, srcR, srcG, srcB, srcA);
1546 SDLTest_AssertCheck(ret == true, "SDL_ClearSurface()");
1547 ret = SDL_PremultiplySurfaceAlpha(surface, false);
1548 SDLTest_AssertCheck(ret == true, "SDL_PremultiplySurfaceAlpha()");
1549 ret = SDL_ReadSurfacePixelFloat(surface, 0, 0, &actualR, &actualG, &actualB, NULL);
1550 SDLTest_AssertCheck(ret == true, "SDL_ReadSurfacePixelFloat()");
1551 deltaR = SDL_fabsf(actualR - expectedR);
1552 deltaG = SDL_fabsf(actualG - expectedG);
1553 deltaB = SDL_fabsf(actualB - expectedB);
1554 SDLTest_AssertCheck(
1555 deltaR <= MAXIMUM_ERROR &&
1556 deltaG <= MAXIMUM_ERROR &&
1557 deltaB <= MAXIMUM_ERROR,
1558 "Checking %s alpha premultiply results, expected %.4f,%.4f,%.4f, got %.4f,%.4f,%.4f",
1559 SDL_GetPixelFormatName(format),
1560 expectedR, expectedG, expectedB, actualR, actualG, actualB);
1561
1562 SDL_DestroySurface(surface);
1563 }
1564
1565 return TEST_COMPLETED;
1566}
1567
1568
1569static int SDLCALL surface_testScale(void *arg)
1570{
1571 SDL_PixelFormat formats[] = {
1572 SDL_PIXELFORMAT_ARGB8888, SDL_PIXELFORMAT_RGBA8888,
1573 SDL_PIXELFORMAT_ARGB2101010, SDL_PIXELFORMAT_ABGR2101010,
1574 SDL_PIXELFORMAT_ARGB64, SDL_PIXELFORMAT_RGBA64,
1575 SDL_PIXELFORMAT_ARGB128_FLOAT, SDL_PIXELFORMAT_RGBA128_FLOAT,
1576 };
1577 SDL_ScaleMode modes[] = {
1578 SDL_SCALEMODE_NEAREST, SDL_SCALEMODE_LINEAR
1579 };
1580 SDL_Surface *surface, *result;
1581 SDL_PixelFormat format;
1582 SDL_ScaleMode mode;
1583 const float MAXIMUM_ERROR = 0.0001f;
1584 float srcR = 10 / 255.0f, srcG = 128 / 255.0f, srcB = 240 / 255.0f, srcA = 170 / 255.0f;
1585 float actualR, actualG, actualB, actualA;
1586 float deltaR, deltaG, deltaB, deltaA;
1587 int i, j, ret;
1588
1589 for (i = 0; i < SDL_arraysize(formats); ++i) {
1590 for (j = 0; j < SDL_arraysize(modes); ++j) {
1591 format = formats[i];
1592 mode = modes[j];
1593
1594 surface = SDL_CreateSurface(1, 1, format);
1595 SDLTest_AssertCheck(surface != NULL, "SDL_CreateSurface()");
1596 ret = SDL_SetSurfaceColorspace(surface, SDL_COLORSPACE_SRGB);
1597 SDLTest_AssertCheck(ret == true, "SDL_SetSurfaceColorspace()");
1598 ret = SDL_ClearSurface(surface, srcR, srcG, srcB, srcA);
1599 SDLTest_AssertCheck(ret == true, "SDL_ClearSurface()");
1600 result = SDL_ScaleSurface(surface, 2, 2, mode);
1601 SDLTest_AssertCheck(ret == true, "SDL_PremultiplySurfaceAlpha()");
1602 ret = SDL_ReadSurfacePixelFloat(result, 1, 1, &actualR, &actualG, &actualB, &actualA);
1603 SDLTest_AssertCheck(ret == true, "SDL_ReadSurfacePixelFloat()");
1604 deltaR = SDL_fabsf(actualR - srcR);
1605 deltaG = SDL_fabsf(actualG - srcG);
1606 deltaB = SDL_fabsf(actualB - srcB);
1607 deltaA = SDL_fabsf(actualA - srcA);
1608 SDLTest_AssertCheck(
1609 deltaR <= MAXIMUM_ERROR &&
1610 deltaG <= MAXIMUM_ERROR &&
1611 deltaB <= MAXIMUM_ERROR &&
1612 deltaA <= MAXIMUM_ERROR,
1613 "Checking %s %s scaling results, expected %.4f,%.4f,%.4f,%.4f got %.4f,%.4f,%.4f,%.4f",
1614 SDL_GetPixelFormatName(format),
1615 mode == SDL_SCALEMODE_NEAREST ? "nearest" : "linear",
1616 srcR, srcG, srcB, srcA, actualR, actualG, actualB, actualA);
1617
1618 SDL_DestroySurface(surface);
1619 SDL_DestroySurface(result);
1620 }
1621 }
1622
1623 return TEST_COMPLETED;
1624}
1625
1626
1627/* ================= Test References ================== */
1628
1629/* Surface test cases */
1630static const SDLTest_TestCaseReference surfaceTestInvalidFormat = {
1631 surface_testInvalidFormat, "surface_testInvalidFormat", "Tests creating surface with invalid format", TEST_ENABLED
1632};
1633
1634static const SDLTest_TestCaseReference surfaceTestSaveLoadBitmap = {
1635 surface_testSaveLoadBitmap, "surface_testSaveLoadBitmap", "Tests sprite saving and loading.", TEST_ENABLED
1636};
1637
1638static const SDLTest_TestCaseReference surfaceTestBlitZeroSource = {
1639 surface_testBlitZeroSource, "surface_testBlitZeroSource", "Tests blitting from a zero sized source rectangle", TEST_ENABLED
1640};
1641
1642static const SDLTest_TestCaseReference surfaceTestBlit = {
1643 surface_testBlit, "surface_testBlit", "Tests basic blitting.", TEST_ENABLED
1644};
1645
1646static const SDLTest_TestCaseReference surfaceTestBlitTiled = {
1647 surface_testBlitTiled, "surface_testBlitTiled", "Tests tiled blitting.", TEST_ENABLED
1648};
1649
1650static const SDLTest_TestCaseReference surfaceTestBlit9Grid = {
1651 surface_testBlit9Grid, "surface_testBlit9Grid", "Tests 9-grid blitting.", TEST_ENABLED
1652};
1653
1654static const SDLTest_TestCaseReference surfaceTestBlitMultiple = {
1655 surface_testBlitMultiple, "surface_testBlitMultiple", "Tests blitting between multiple surfaces of the same format.", TEST_ENABLED
1656};
1657
1658static const SDLTest_TestCaseReference surfaceTestLoadFailure = {
1659 surface_testLoadFailure, "surface_testLoadFailure", "Tests sprite loading. A failure case.", TEST_ENABLED
1660};
1661
1662static const SDLTest_TestCaseReference surfaceTestSurfaceConversion = {
1663 surface_testSurfaceConversion, "surface_testSurfaceConversion", "Tests surface conversion.", TEST_ENABLED
1664};
1665
1666static const SDLTest_TestCaseReference surfaceTestCompleteSurfaceConversion = {
1667 surface_testCompleteSurfaceConversion, "surface_testCompleteSurfaceConversion", "Tests surface conversion across all pixel formats", TEST_ENABLED
1668};
1669
1670static const SDLTest_TestCaseReference surfaceTestBlitColorMod = {
1671 surface_testBlitColorMod, "surface_testBlitColorMod", "Tests some blitting routines with color mod.", TEST_ENABLED
1672};
1673
1674static const SDLTest_TestCaseReference surfaceTestBlitAlphaMod = {
1675 surface_testBlitAlphaMod, "surface_testBlitAlphaMod", "Tests some blitting routines with alpha mod.", TEST_ENABLED
1676};
1677
1678static const SDLTest_TestCaseReference surfaceTestBlitBlendBlend = {
1679 surface_testBlitBlendBlend, "surface_testBlitBlendBlend", "Tests blitting routines with blend blending mode.", TEST_ENABLED
1680};
1681
1682static const SDLTest_TestCaseReference surfaceTestBlitBlendPremultiplied = {
1683 surface_testBlitBlendPremultiplied, "surface_testBlitBlendPremultiplied", "Tests blitting routines with premultiplied blending mode.", TEST_ENABLED
1684};
1685
1686static const SDLTest_TestCaseReference surfaceTestBlitBlendAdd = {
1687 surface_testBlitBlendAdd, "surface_testBlitBlendAdd", "Tests blitting routines with add blending mode.", TEST_ENABLED
1688};
1689
1690static const SDLTest_TestCaseReference surfaceTestBlitBlendAddPremultiplied = {
1691 surface_testBlitBlendAddPremultiplied, "surface_testBlitBlendAddPremultiplied", "Tests blitting routines with premultiplied add blending mode.", TEST_ENABLED
1692};
1693
1694static const SDLTest_TestCaseReference surfaceTestBlitBlendMod = {
1695 surface_testBlitBlendMod, "surface_testBlitBlendMod", "Tests blitting routines with mod blending mode.", TEST_ENABLED
1696};
1697
1698static const SDLTest_TestCaseReference surfaceTestBlitBlendMul = {
1699 surface_testBlitBlendMul, "surface_testBlitBlendMul", "Tests blitting routines with mul blending mode.", TEST_ENABLED
1700};
1701
1702static const SDLTest_TestCaseReference surfaceTestBlitInvalid = {
1703 surface_testBlitInvalid, "surface_testBlitInvalid", "Tests blitting routines with invalid surfaces.", TEST_ENABLED
1704};
1705
1706static const SDLTest_TestCaseReference surfaceTestBlitsWithBadCoordinates = {
1707 surface_testBlitsWithBadCoordinates, "surface_testBlitsWithBadCoordinates", "Test blitting routines with bad coordinates.", TEST_ENABLED
1708};
1709
1710static const SDLTest_TestCaseReference surfaceTestOverflow = {
1711 surface_testOverflow, "surface_testOverflow", "Test overflow detection.", TEST_ENABLED
1712};
1713
1714static const SDLTest_TestCaseReference surfaceTestFlip = {
1715 surface_testFlip, "surface_testFlip", "Test surface flipping.", TEST_ENABLED
1716};
1717
1718static const SDLTest_TestCaseReference surfaceTestPalette = {
1719 surface_testPalette, "surface_testPalette", "Test surface palette operations.", TEST_ENABLED
1720};
1721
1722static const SDLTest_TestCaseReference surfaceTestPalettization = {
1723 surface_testPalettization, "surface_testPalettization", "Test surface palettization.", TEST_ENABLED
1724};
1725
1726static const SDLTest_TestCaseReference surfaceTestClearSurface = {
1727 surface_testClearSurface, "surface_testClearSurface", "Test clear surface operations.", TEST_ENABLED
1728};
1729
1730static const SDLTest_TestCaseReference surfaceTestPremultiplyAlpha = {
1731 surface_testPremultiplyAlpha, "surface_testPremultiplyAlpha", "Test alpha premultiply operations.", TEST_ENABLED
1732};
1733
1734static const SDLTest_TestCaseReference surfaceTestScale = {
1735 surface_testScale, "surface_testScale", "Test scaling operations.", TEST_ENABLED
1736};
1737
1738/* Sequence of Surface test cases */
1739static const SDLTest_TestCaseReference *surfaceTests[] = {
1740 &surfaceTestInvalidFormat,
1741 &surfaceTestSaveLoadBitmap,
1742 &surfaceTestBlitZeroSource,
1743 &surfaceTestBlit,
1744 &surfaceTestBlitTiled,
1745 &surfaceTestBlit9Grid,
1746 &surfaceTestBlitMultiple,
1747 &surfaceTestLoadFailure,
1748 &surfaceTestSurfaceConversion,
1749 &surfaceTestCompleteSurfaceConversion,
1750 &surfaceTestBlitColorMod,
1751 &surfaceTestBlitAlphaMod,
1752 &surfaceTestBlitBlendBlend,
1753 &surfaceTestBlitBlendPremultiplied,
1754 &surfaceTestBlitBlendAdd,
1755 &surfaceTestBlitBlendAddPremultiplied,
1756 &surfaceTestBlitBlendMod,
1757 &surfaceTestBlitBlendMul,
1758 &surfaceTestBlitInvalid,
1759 &surfaceTestBlitsWithBadCoordinates,
1760 &surfaceTestOverflow,
1761 &surfaceTestFlip,
1762 &surfaceTestPalette,
1763 &surfaceTestPalettization,
1764 &surfaceTestClearSurface,
1765 &surfaceTestPremultiplyAlpha,
1766 &surfaceTestScale,
1767 NULL
1768};
1769
1770/* Surface test suite (global) */
1771SDLTest_TestSuiteReference surfaceTestSuite = {
1772 "Surface",
1773 surfaceSetUp,
1774 surfaceTests,
1775 surfaceTearDown
1776
1777};
generated by cgit v1.2.3 (git 2.25.1) at 2025-09-13 19:05:39 +0000