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commit b24db48dbc94b226d1f309fed83065f423b2e934
Author: Kim Woelders <[email protected]>
AuthorDate: Fri Jan 27 16:44:36 2023 +0100
test: Add test_rgba
---
test/Makefile.am | 9 ++
test/test_rgba.cpp | 255 +++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 264 insertions(+)
diff --git a/test/Makefile.am b/test/Makefile.am
index 876ed66..3c344d4 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -17,6 +17,7 @@ CLEANFILES = file.c img_save-*.*
GTESTS += test_save
GTESTS += test_scale
GTESTS += test_rotate
+ GTESTS += test_rgba
if BUILD_X11
GTESTS += test_grab
endif
@@ -38,6 +39,8 @@ endif
%.c: $(top_srcdir)/src/lib/%.c
ln -s $< $@
+%.S: $(top_srcdir)/src/lib/%.S
+ ln -s $< $@
TEST_COMMON = test.cpp test.h
@@ -73,6 +76,12 @@ test_scale_LDADD = $(LIBS)
test_rotate_SOURCES = $(TEST_COMMON) test_rotate.cpp
test_rotate_LDADD = $(LIBS)
+test_rgba_SOURCES = $(TEST_COMMON) test_rgba.cpp x11_rgba.c
+if BUILD_MMX
+test_rgba_SOURCES += asm_c.c asm_rgba.S
+endif
+test_rgba_LDADD = $(LIBS)
+
TESTS_RUN = $(addprefix run-, $(GTESTS))
TEST_ENV = IMLIB2_LOADER_PATH=$(top_builddir)/src/modules/loaders/.libs
diff --git a/test/test_rgba.cpp b/test/test_rgba.cpp
new file mode 100644
index 0000000..a6789da
--- /dev/null
+++ b/test/test_rgba.cpp
@@ -0,0 +1,255 @@
+#include <gtest/gtest.h>
+
+#include "config.h"
+#include <Imlib2.h>
+
+#include "test.h"
+/**INDENT-OFF**/
+extern "C" {
+#include "x11_rgba.h"
+}
+/**INDENT-ON**/
+
+typedef struct {
+ char bypp;
+ short depth;
+ char hiq;
+ char pal;
+ unsigned char rmb, rms, gmb, gms, bmb, bms;
+} td_t;
+
+#define TD(byp, d, h, t, rmb_, rms_, gmb_, gms_, bmb_, bms_) \
+ { .bypp = byp, .depth = d, \
+ .hiq = h, .pal = t, \
+ .rmb = rmb_, .rms = rms_, .gmb = gmb_, .gms = gms_, .bmb = bmb_, .bms = bms_, \
+ }
+
+/**INDENT-OFF**/
+static const td_t td[] = {
+ TD(4, 32, 0, 0, 8, 16, 8, 8, 8, 0),
+ TD(3, 24, 0, 0, 8, 16, 8, 8, 8, 0),
+ TD(2, 16, 0, 0, 5, 11, 6, 5, 5, 0), // RGB 565
+ TD(2, 16, 0, 0, 5, 10, 5, 5, 5, 0), // RGB 555
+ TD(2, 16, 0, 0, 5, 0, 6, 5, 5, 11), // BGR 565
+ TD(2, 16, 0, 0, 5, 0, 5, 5, 5, 10), // BGR 565
+};
+/**INDENT-ON**/
+#define N_TD (sizeof(td) / sizeof(td[0]))
+
+static void
+fill(void *ptr_, int w, int h, uint32_t pix)
+{
+ uint32_t *ptr = (uint32_t *) ptr_;
+ int i, j;
+
+ for (i = 0; i < h; i++)
+ {
+ for (j = 0; j < w; j++)
+ {
+ ptr[i * w + j] = pix;
+ }
+ }
+}
+
+static int
+check_2(const void *ptr_, int w, int h, uint32_t pix)
+{
+ const uint8_t *ptr = (const uint8_t *)ptr_;
+ int i, j;
+ uint32_t pixi;
+
+ for (i = 0; i < h; i++)
+ {
+ for (j = 0; j < w; j++)
+ {
+ pixi = (ptr[1] << 8) | ptr[0];
+ if (pixi != pix)
+ return 1;
+ ptr += 2;
+ }
+ }
+
+ return 0;
+}
+
+static int
+check_3(const void *ptr_, int w, int h, uint32_t pix)
+{
+ const uint8_t *ptr = (const uint8_t *)ptr_;
+ int i, j;
+ uint32_t pixi;
+
+ for (i = 0; i < h; i++)
+ {
+ for (j = 0; j < w; j++)
+ {
+ pixi = (ptr[2] << 16) | (ptr[1] << 8) | ptr[0];
+ if (pixi != pix)
+ return 1;
+ ptr += 3;
+ }
+ }
+
+ return 0;
+}
+
+static int
+check_4(const void *ptr_, int w, int h, uint32_t pix)
+{
+ const uint32_t *ptr = (const uint32_t *)ptr_;
+ int i, j;
+
+ for (i = 0; i < h; i++)
+ {
+ for (j = 0; j < w; j++)
+ {
+ if (ptr[i * w + j] != pix)
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static void
+print_2(const void *ptr_, int w, int h)
+{
+ const uint8_t *ptr = (const uint8_t *)ptr_;
+ int i, j;
+ uint32_t pixi;
+
+ for (i = 0; i < h; i++)
+ {
+ D("%2d ", i);
+ for (j = 0; j < w; j++)
+ {
+ pixi = (ptr[1] << 8) | ptr[0];
+ D(" %04x", pixi);
+ ptr += 2;
+ }
+ D("\n");
+ }
+}
+
+static void
+print_3(const void *ptr_, int w, int h)
+{
+ const uint8_t *ptr = (const uint8_t *)ptr_;
+ int i, j;
+ uint32_t pixi;
+
+ for (i = 0; i < h; i++)
+ {
+ D("%2d ", i);
+ for (j = 0; j < w; j++)
+ {
+ pixi = (ptr[2] << 16) | (ptr[1] << 8) | ptr[0];
+ D(" %06x", pixi);
+ ptr += 3;
+ }
+ D("\n");
+ }
+}
+
+static void
+print_4(const void *ptr_, int w, int h)
+{
+ const uint32_t *ptr = (const uint32_t *)ptr_;
+ int i, j;
+
+ for (i = 0; i < h; i++)
+ {
+ D("%2d ", i);
+ for (j = 0; j < w; j++)
+ {
+ D(" %08x", ptr[i * w + j]);
+ }
+ D("\n");
+ }
+}
+
+TEST(ARGB, argb_1)
+{
+ ImlibRGBAFunction rgbaer;
+ int depth, hiq, pal_type;
+ unsigned int rm, gm, bm;
+ int w, h, jump_src, jump_dst;
+ unsigned int i;
+ uint32_t *src, pixi;
+ uint8_t *dst;
+ unsigned int pixo, r8, g8, b8;
+ int rs, gs, bs;
+
+ w = 8;
+ h = 8;
+ src = "" *) malloc(sizeof(uint32_t) * w * h);
+ dst = (uint8_t *) malloc(sizeof(uint32_t) * w * h);
+ jump_src = 0;
+ jump_dst = 0;
+
+ pixi = 0x12345678;
+
+ fill(src, w, h, pixi);
+
+ for (i = 0; i < N_TD; i++)
+ {
+ fill(dst, w, h, 0);
+
+ depth = td[i].depth;
+ hiq = td[i].hiq;
+ pal_type = td[i].pal;
+ rm = ((1 << td[i].rmb) - 1) << td[i].rms;
+ gm = ((1 << td[i].gmb) - 1) << td[i].gms;
+ bm = ((1 << td[i].bmb) - 1) << td[i].bms;
+
+ rgbaer = __imlib_GetRGBAFunction(depth, rm, gm, bm, hiq, pal_type);
+ ASSERT_TRUE(rgbaer);
+
+ jump_dst = td[i].bypp * w;
+
+ rgbaer(src, jump_src, dst, jump_dst, w, h, 0, 0);
+
+ D("pixi = %08x(%02x,%02x,%02x)\n", pixi, r8, g8, b8);
+
+ r8 = (pixi >> 16) & 0xff;
+ g8 = (pixi >> 8) & 0xff;
+ b8 = (pixi >> 0) & 0xff;
+
+ rs = td[i].rmb + td[i].rms - 8;
+ gs = td[i].gmb + td[i].gms - 8;
+ bs = td[i].bmb + td[i].bms - 8; // Always non-positive
+
+ pixo = 0;
+ pixo |= (rs >= 0) ? (r8 << rs) & rm : (r8 >> -rs) & rm;
+ pixo |= (gs >= 0) ? (g8 << gs) & gm : (g8 >> -gs) & gm;
+ pixo |= (bs >= 0) ? (b8 << bs) & bm : (b8 >> -bs) & bm;
+
+ D("pixo = %06x r,g,b m/s = %02x/%d %02x/%d %02x/%d\n",
+ pixo, rm, rs, gm, gs, bm, bs);
+
+ switch (td[i].bypp)
+ {
+ default:
+ ASSERT_TRUE(false);
+ break;
+ case 2:
+ print_2(dst, w, h);
+
+ EXPECT_FALSE(check_2(dst, w, h, pixo));
+ break;
+ case 3:
+ print_3(dst, w, h);
+
+ EXPECT_FALSE(check_3(dst, w, h, pixo));
+ break;
+ case 4:
+ print_4(dst, w, h);
+ pixo |= pixi & 0xff000000;
+ EXPECT_FALSE(check_4(dst, w, h, pixo));
+ break;
+ }
+ }
+
+ free(src);
+ free(dst);
+}
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