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-rw-r--r--.gitignore1
-rw-r--r--Makefile16
-rw-r--r--TODO1
-rw-r--r--common.h13
-rw-r--r--config.mk4
-rw-r--r--libglitter.h8
-rw-r--r--libglitter_colour_space_convert_rasters_double.c14
-rw-r--r--libglitter_compose_double.c18
-rw-r--r--libglitter_compose_uint64.c14
-rw-r--r--libglitter_create_render_context.c14
-rw-r--r--libglitter_desaturate_double.c14
-rw-r--r--libglitter_enable_acceleration.c60
-rw-r--r--libglitter_free_render_context.c15
-rw-r--r--libglitter_get_colour_space_conversion_matrix_double.c15
-rw-r--r--libglitter_get_colour_space_conversion_matrix_float.c14
-rw-r--r--libglitter_per_channel_desaturate_double.c14
-rw-r--r--libglitter_reorder_rasters.c38
-rw-r--r--libglitter_split_uint64_raster.c109
-rw-r--r--libglitter_update_render_context.c14
19 files changed, 382 insertions, 14 deletions
diff --git a/.gitignore b/.gitignore
index a071ed4..d8a83f0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@
*.gcov
*.gcno
*.gcda
+*.test
diff --git a/Makefile b/Makefile
index 8ae2b95..d031557 100644
--- a/Makefile
+++ b/Makefile
@@ -44,9 +44,10 @@ HDR =\
libglitter.h
LOBJ = $(OBJ:.o=.lo)
+TESTS = $(OBJ:.o=.test)
-all: libglitter.a libglitter.$(LIBEXT)
+all: libglitter.a libglitter.$(LIBEXT) $(TESTS)
$(OBJ): $(HDR)
$(LOBJ): $(HDR)
libglitter_compose_float.o: libglitter_compose_double.c
@@ -57,6 +58,7 @@ libglitter_compose_uint8.o: libglitter_compose_uint64.c libglitter_compose_doubl
libglitter_desaturate_float.o: libglitter_desaturate_double.c
libglitter_per_channel_desaturate_float.o: libglitter_per_channel_desaturate_double.c
libglitter_split_uint32_raster.o: libglitter_split_uint64_raster.c
+$(TESTS): $(HDR) libglitter.a
.c.o:
$(CC) -c -o $@ $< $(CFLAGS) $(CPPFLAGS)
@@ -64,6 +66,9 @@ libglitter_split_uint32_raster.o: libglitter_split_uint64_raster.c
.c.lo:
$(CC) -fPIC -c -o $@ $< $(CFLAGS) $(CPPFLAGS)
+.c.test:
+ $(CC) -o $@ $< libglitter.a $(CFLAGS) $(CPPFLAGS) -DTEST $(LDFLAGS)
+
libglitter.a: $(OBJ)
@rm -f -- $@
$(AR) rc $@ $(OBJ)
@@ -72,6 +77,9 @@ libglitter.a: $(OBJ)
libglitter.$(LIBEXT): $(LOBJ)
$(CC) $(LIBFLAGS) -o $@ $(LOBJ) $(LDFLAGS)
+check: $(TESTS)
+ @for t in $(TESTS); do printf './%s\n' $$t; ./$$t || exit 1; done
+
install: libglitter.a libglitter.$(LIBEXT)
mkdir -p -- "$(DESTDIR)$(PREFIX)/lib"
mkdir -p -- "$(DESTDIR)$(PREFIX)/include"
@@ -90,10 +98,10 @@ uninstall:
-rm -f -- "$(DESTDIR)$(PREFIX)/include/libglitter.h"
clean:
- -rm -f -- *.o *.a *.lo *.su *.so *.so.* *.dll *.dylib
+ -rm -f -- *.o *.a *.lo *.su *.so *.so.* *.dll *.dylib *.test
-rm -f -- *.gch *.gcov *.gcno *.gcda *.$(LIBEXT)
.SUFFIXES:
-.SUFFIXES: .lo .o .c
+.SUFFIXES: .lo .o .c .test
-.PHONY: all install uninstall clean
+.PHONY: all check install uninstall clean
diff --git a/TODO b/TODO
index 438b612..6c085d3 100644
--- a/TODO
+++ b/TODO
@@ -1,2 +1 @@
Add man pages
-Add tests
diff --git a/common.h b/common.h
index 6566fd0..2252215 100644
--- a/common.h
+++ b/common.h
@@ -6,6 +6,7 @@
#include <alloca.h>
#include <math.h>
#include <stddef.h>
+#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
@@ -30,4 +31,16 @@ struct libglitter_render_context {
};
+#ifdef TEST
+
+# define ASSERT(ASSERTION)\
+ do {\
+ if (!(ASSERTION)) {\
+ fprintf(stderr, "Failed assertion at line %i: %s\n", __LINE__, #ASSERTION);\
+ exit(1);\
+ }\
+ } while (0)
+
+#endif
+
#endif
diff --git a/config.mk b/config.mk
index 64c9979..ef01e26 100644
--- a/config.mk
+++ b/config.mk
@@ -1,8 +1,8 @@
PREFIX = /usr
MANPREFIX = $(PREFIX)/share/man
-CC = cc
+CC = c99
CPPFLAGS = -D_DEFAULT_SOURCE -D_BSD_SOURCE -D_XOPEN_SOURCE=700 -D_GNU_SOURCE
-CFLAGS = -std=c99 -Wall -g
+CFLAGS = -Wall -g
LDFLAGS = -lm
diff --git a/libglitter.h b/libglitter.h
index 79af0fd..0bc65b1 100644
--- a/libglitter.h
+++ b/libglitter.h
@@ -469,16 +469,16 @@ void libglitter_get_colour_space_conversion_matrix_float(float[3][3], float, flo
* @param height The vertical number of pixels in the rasters
* @param matrix Colour space conversion matrix, in column-major order
*/
-void libglitter_colour_space_convert_rasters_double(size_t n, size_t m, double **, const double **,
- size_t, size_t, size_t, size_t, size_t, size_t, const double[n][m]);
+void libglitter_colour_space_convert_rasters_double(size_t n, size_t m, double **, const double **, size_t,
+ size_t, size_t, size_t, size_t, size_t, const double[n][m]);
/**
* This value is identical to `libglitter_colour_space_convert_rasters_double`,
* apart from it parameter types, see `libglitter_colour_space_convert_rasters_double`
* for details about this function
*/
-void libglitter_colour_space_convert_rasters_float(size_t n, size_t m, float **, const float **,
- size_t, size_t, size_t, size_t, size_t, size_t, const float[n][m]);
+void libglitter_colour_space_convert_rasters_float(size_t n, size_t m, float **, const float **, size_t,
+ size_t, size_t, size_t, size_t, size_t, const float[n][m]);
#endif
diff --git a/libglitter_colour_space_convert_rasters_double.c b/libglitter_colour_space_convert_rasters_double.c
index 3923911..8fa497e 100644
--- a/libglitter_colour_space_convert_rasters_double.c
+++ b/libglitter_colour_space_convert_rasters_double.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
static void
@@ -73,3 +74,16 @@ libglitter_colour_space_convert_rasters_double(size_t n, size_t m, double **outp
multiply_nm(n, m, outputs, output_i, inputs, input_i, matrix, buffer);
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_compose_double.c b/libglitter_compose_double.c
index 5a8d361..53da733 100644
--- a/libglitter_compose_double.c
+++ b/libglitter_compose_double.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
static void
@@ -56,7 +57,7 @@ hstrips(double **outputs_, const double *restrict input, size_t output_rowsize,
}
-#ifndef ONLY_INT_COMPATIBLE
+# ifndef ONLY_INT_COMPATIBLE
static void
@@ -109,4 +110,19 @@ libglitter_compose_double(double **outputs, const double *restrict input, size_t
}
+# endif
+
+
+#else
+# ifndef ONLY_INT_COMPATIBLE
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+# endif
#endif
diff --git a/libglitter_compose_uint64.c b/libglitter_compose_uint64.c
index 91d6b88..6784055 100644
--- a/libglitter_compose_uint64.c
+++ b/libglitter_compose_uint64.c
@@ -9,6 +9,7 @@
# define greater_t double
# define MIX(A, B) (((A) >> 1) + ((B) >> 1) + ((A) & (B) & 1))
#endif
+#ifndef TEST
static void
@@ -90,3 +91,16 @@ libglitter_compose_uint64(uint64_t **outputs, const uint64_t *restrict input, si
render_ctx->cellmap, render_ctx->ncellvalues);
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_create_render_context.c b/libglitter_create_render_context.c
index 53b0705..7898ff8 100644
--- a/libglitter_create_render_context.c
+++ b/libglitter_create_render_context.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
LIBGLITTER_RENDER_CONTEXT *
@@ -45,3 +46,16 @@ fail:
libglitter_free_render_context(this);
return NULL;
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_desaturate_double.c b/libglitter_desaturate_double.c
index 43fc990..ba588f4 100644
--- a/libglitter_desaturate_double.c
+++ b/libglitter_desaturate_double.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
#if defined(__GNUC__) && !defined(__clang__)
@@ -46,3 +47,16 @@ libglitter_desaturate_double(double **rasters, size_t nrasters, size_t rowsize,
}
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_enable_acceleration.c b/libglitter_enable_acceleration.c
index f012da9..791fe71 100644
--- a/libglitter_enable_acceleration.c
+++ b/libglitter_enable_acceleration.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
int
@@ -15,3 +16,62 @@ libglitter_enable_acceleration(uint64_t features, int async, void (*callback)(in
return 0;
}
+
+
+#else
+
+
+static size_t callback_calls = 0;
+
+static void
+callback(int ret, int err, void *user)
+{
+ callback_calls++;
+ ASSERT(!ret);
+ ASSERT(!err);
+ ASSERT(user);
+ ASSERT(*(const char *)user == 'u');
+}
+
+static void
+callback_null(int ret, int err, void *user)
+{
+ callback_calls++;
+ ASSERT(!ret);
+ ASSERT(!err);
+ ASSERT(!user);
+}
+int
+main(void)
+{
+ char data = 'u';
+ ASSERT(!libglitter_enable_acceleration(0, 0, NULL, NULL));
+ ASSERT(!libglitter_enable_acceleration(0, 1, NULL, NULL));
+ ASSERT(!libglitter_enable_acceleration(~0, 0, NULL, NULL));
+ ASSERT(!libglitter_enable_acceleration(~0, 1, NULL, NULL));
+ ASSERT(!libglitter_enable_acceleration(0, 0, NULL, &data));
+ ASSERT(!libglitter_enable_acceleration(0, 1, NULL, &data));
+ ASSERT(!libglitter_enable_acceleration(~0, 0, NULL, &data));
+ ASSERT(!libglitter_enable_acceleration(~0, 1, NULL, &data));
+ ASSERT(callback_calls == 0);
+ ASSERT(!libglitter_enable_acceleration(0, 0, callback, &data));
+ ASSERT(callback_calls == 1);
+ ASSERT(!libglitter_enable_acceleration(0, 1, callback, &data));
+ ASSERT(callback_calls == 2);
+ ASSERT(!libglitter_enable_acceleration(~0, 0, callback, &data));
+ ASSERT(callback_calls == 3);
+ ASSERT(!libglitter_enable_acceleration(~0, 1, callback, &data));
+ ASSERT(callback_calls == 4);
+ ASSERT(!libglitter_enable_acceleration(0, 0, callback_null, NULL));
+ ASSERT(callback_calls == 5);
+ ASSERT(!libglitter_enable_acceleration(0, 1, callback_null, NULL));
+ ASSERT(callback_calls == 6);
+ ASSERT(!libglitter_enable_acceleration(~0, 0, callback_null, NULL));
+ ASSERT(callback_calls == 7);
+ ASSERT(!libglitter_enable_acceleration(~0, 1, callback_null, NULL));
+ ASSERT(callback_calls == 8);
+ return 0;
+}
+
+
+#endif
diff --git a/libglitter_free_render_context.c b/libglitter_free_render_context.c
index 4eb15c2..05f27eb 100644
--- a/libglitter_free_render_context.c
+++ b/libglitter_free_render_context.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
void
@@ -11,3 +12,17 @@ libglitter_free_render_context(LIBGLITTER_RENDER_CONTEXT *this)
free(this);
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ libglitter_free_render_context(NULL);
+ return 0;
+}
+
+
+#endif
diff --git a/libglitter_get_colour_space_conversion_matrix_double.c b/libglitter_get_colour_space_conversion_matrix_double.c
index e0f6aa1..285f625 100644
--- a/libglitter_get_colour_space_conversion_matrix_double.c
+++ b/libglitter_get_colour_space_conversion_matrix_double.c
@@ -1,5 +1,7 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
+
#define X(x, y) ((x) / (y))
#define Z(x, y) ((1 - (x)) / (y) - 1)
@@ -96,3 +98,16 @@ libglitter_get_colour_space_conversion_matrix_double(double matrix[3][3], double
matrix[0][2] = z1, matrix[1][2] = z2, matrix[2][2] = z3;
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_get_colour_space_conversion_matrix_float.c b/libglitter_get_colour_space_conversion_matrix_float.c
index 6e215c9..6f71baf 100644
--- a/libglitter_get_colour_space_conversion_matrix_float.c
+++ b/libglitter_get_colour_space_conversion_matrix_float.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
void
@@ -23,3 +24,16 @@ libglitter_get_colour_space_conversion_matrix_float(float matrix[3][3], float c1
matrix[2][1] = (float)double_matrix[2][1];
matrix[2][2] = (float)double_matrix[2][2];
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_per_channel_desaturate_double.c b/libglitter_per_channel_desaturate_double.c
index 04edbf3..1f2fcdc 100644
--- a/libglitter_per_channel_desaturate_double.c
+++ b/libglitter_per_channel_desaturate_double.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
#if defined(__GNUC__) && !defined(__clang__)
@@ -47,3 +48,16 @@ libglitter_per_channel_desaturate_double(double **rasters, size_t nrasters, size
}
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif
diff --git a/libglitter_reorder_rasters.c b/libglitter_reorder_rasters.c
index 5df590e..c56873c 100644
--- a/libglitter_reorder_rasters.c
+++ b/libglitter_reorder_rasters.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
void
@@ -13,3 +14,40 @@ libglitter_reorder_rasters(void **rasters, enum libglitter_colour colour1,
rasters[1] = channel2;
rasters[2] = channel3;
}
+
+
+#else
+
+
+int
+main(void)
+{
+ const char r = 'R', g = 'G', b = 'B';
+ const void *rasters[3];
+
+#define T(CH1, CH2, CH3)\
+ do {\
+ rasters[0] = &r;\
+ rasters[1] = &g;\
+ rasters[2] = &b;\
+ libglitter_reorder_rasters((void *)rasters,\
+ LIBGLITTER_CHANNEL_##CH1,\
+ LIBGLITTER_CHANNEL_##CH2,\
+ LIBGLITTER_CHANNEL_##CH3);\
+ ASSERT(*(const char *)rasters[0] == *#CH1);\
+ ASSERT(*(const char *)rasters[1] == *#CH2);\
+ ASSERT(*(const char *)rasters[2] == *#CH3);\
+ } while (0)
+
+ T(RED, GREEN, BLUE);
+ T(RED, BLUE, GREEN);
+ T(GREEN, RED, BLUE);
+ T(GREEN, BLUE, RED);
+ T(BLUE, RED, GREEN);
+ T(BLUE, GREEN, RED);
+
+ return 0;
+}
+
+
+#endif
diff --git a/libglitter_split_uint64_raster.c b/libglitter_split_uint64_raster.c
index a831ef7..75ec90b 100644
--- a/libglitter_split_uint64_raster.c
+++ b/libglitter_split_uint64_raster.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
void
@@ -8,7 +9,7 @@ libglitter_split_uint64_raster(uint16_t *rasters[3], uint16_t **alphap, uint64_t
{
uint64_t alpha, map;
size_t position;
- size_t channel;
+ unsigned char channel;
alpha = ~(red | green | blue);
red /= 0xFF;
@@ -22,10 +23,114 @@ libglitter_split_uint64_raster(uint16_t *rasters[3], uint16_t **alphap, uint64_t
map = red | green | blue | alpha;
for (position = 0; position < 4; position++) {
- channel = ((const unsigned char *)&map)[position * 2];
+ channel = ((const unsigned char *)&map)[position * sizeof(uint16_t)];
if (channel < 3)
rasters[channel] = &((uint16_t *)raster)[position];
else if (alphap)
*alphap = &((uint16_t *)raster)[position];
}
}
+
+
+#else
+
+
+static void
+check(int with_alpha, int r, int g, int b, int a)
+{
+ int red_shift = r * sizeof(uint16_t) * 8;
+ int green_shift = g * sizeof(uint16_t) * 8;
+ int blue_shift = b * sizeof(uint16_t) * 8;
+ int alpha_shift = a * sizeof(uint16_t) * 8;
+ uint16_t full = ~(uint16_t)0;
+ uint16_t red = (uint16_t)~0 / (uint16_t)0xF * (uint16_t)0x5;
+ uint16_t green = (uint16_t)~0 / (uint16_t)0xF * (uint16_t)0x8;
+ uint16_t blue = (uint16_t)~0 / (uint16_t)0xF * (uint16_t)0xA;
+ uint16_t alpha = (uint16_t)~0 / (uint16_t)0xF * (uint16_t)0x9;
+ uint64_t red_mask = (uint64_t)red << red_shift;
+ uint64_t green_mask = (uint64_t)green << green_shift;
+ uint64_t blue_mask = (uint64_t)blue << blue_shift;
+ uint64_t alpha_mask = (uint64_t)alpha << alpha_shift;
+ uint64_t raster = red_mask | green_mask | blue_mask | alpha_mask;
+ uint16_t *rasters[4] = {NULL, NULL, NULL, NULL};
+
+ ASSERT(r != g && r != b && r != a);
+ ASSERT(g != b && g != a);
+ ASSERT(b != a);
+
+ libglitter_split_uint64_raster(rasters,
+ with_alpha ? &rasters[3] : NULL,
+ &raster,
+ (uint64_t)full << red_shift,
+ (uint64_t)full << green_shift,
+ (uint64_t)full << blue_shift);
+ ASSERT(rasters[0]);
+ ASSERT(rasters[1]);
+ ASSERT(rasters[2]);
+ ASSERT(*rasters[0] == red);
+ ASSERT(*rasters[1] == green);
+ ASSERT(*rasters[2] == blue);
+ if (with_alpha) {
+ ASSERT(rasters[3]);
+ ASSERT(*rasters[3] == alpha);
+ } else {
+ ASSERT(!rasters[3]);
+ }
+}
+
+int
+main(void)
+{
+ check(0, 0, 1, 2, 3);
+ check(0, 0, 1, 3, 2);
+ check(0, 0, 2, 1, 3);
+ check(0, 0, 2, 3, 1);
+ check(0, 0, 3, 1, 2);
+ check(0, 0, 3, 2, 1);
+ check(0, 1, 0, 2, 3);
+ check(0, 1, 0, 3, 2);
+ check(0, 1, 2, 0, 3);
+ check(0, 1, 2, 3, 0);
+ check(0, 1, 3, 0, 2);
+ check(0, 1, 3, 2, 0);
+ check(0, 2, 0, 1, 3);
+ check(0, 2, 0, 3, 1);
+ check(0, 2, 1, 0, 3);
+ check(0, 2, 1, 3, 0);
+ check(0, 2, 3, 0, 1);
+ check(0, 2, 3, 1, 0);
+ check(0, 3, 0, 1, 2);
+ check(0, 3, 0, 2, 1);
+ check(0, 3, 1, 0, 2);
+ check(0, 3, 1, 2, 0);
+ check(0, 3, 2, 0, 1);
+ check(0, 3, 2, 1, 0);
+ check(1, 0, 1, 2, 3);
+ check(1, 0, 1, 3, 2);
+ check(1, 0, 2, 1, 3);
+ check(1, 0, 2, 3, 1);
+ check(1, 0, 3, 1, 2);
+ check(1, 0, 3, 2, 1);
+ check(1, 1, 0, 2, 3);
+ check(1, 1, 0, 3, 2);
+ check(1, 1, 2, 0, 3);
+ check(1, 1, 2, 3, 0);
+ check(1, 1, 3, 0, 2);
+ check(1, 1, 3, 2, 0);
+ check(1, 2, 0, 1, 3);
+ check(1, 2, 0, 3, 1);
+ check(1, 2, 1, 0, 3);
+ check(1, 2, 1, 3, 0);
+ check(1, 2, 3, 0, 1);
+ check(1, 2, 3, 1, 0);
+ check(1, 3, 0, 1, 2);
+ check(1, 3, 0, 2, 1);
+ check(1, 3, 1, 0, 2);
+ check(1, 3, 1, 2, 0);
+ check(1, 3, 2, 0, 1);
+ check(1, 3, 2, 1, 0);
+ return 0;
+}
+
+
+#endif
diff --git a/libglitter_update_render_context.c b/libglitter_update_render_context.c
index 318ec87..39e5146 100644
--- a/libglitter_update_render_context.c
+++ b/libglitter_update_render_context.c
@@ -1,5 +1,6 @@
/* See LICENSE file for copyright and license details. */
#include "common.h"
+#ifndef TEST
void
@@ -26,3 +27,16 @@ libglitter_update_render_context(LIBGLITTER_RENDER_CONTEXT *this, size_t rowsize
this->cells[2][1] = this->cells[2][0];
}
}
+
+
+#else
+
+
+int
+main(void)
+{
+ return 0; /* TODO add test */
+}
+
+
+#endif