xenocara/driver/xf86-video-intel/test/render-trapezoid.c
matthieu d031df2719 Update to xf86-video-intel 2.99.916
Fixes a display bug seenby ajacoutot@, ok jsg@ and kettenis@.
newer X.Org (2.99.917 or master) version cause corruption on older
machines (X40, i965), probably caused by a bug in our kernel,
under investigation by kettenis@.
2015-04-12 19:41:54 +00:00

433 lines
11 KiB
C

#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xutil.h> /* for XDestroyImage */
#include <pixman.h> /* for pixman blt functions */
#include "test.h"
enum trapezoid {
RECT_ALIGN,
RECT_UNALIGN,
GENERAL
};
static const uint8_t ops[] = {
PictOpClear,
PictOpSrc,
PictOpDst,
};
static XRenderPictFormat *mask_format(Display *dpy, enum mask mask)
{
switch (mask) {
default:
case MASK_NONE: return NULL;
case MASK_A1: return XRenderFindStandardFormat(dpy, PictStandardA1);
case MASK_A8: return XRenderFindStandardFormat(dpy, PictStandardA8);
}
}
static const char *mask_name(enum mask mask)
{
switch (mask) {
default:
case MASK_NONE: return "none";
case MASK_A1: return "a1";
case MASK_A8: return "a8";
}
}
static const char *trapezoid_name(enum trapezoid trapezoid)
{
switch (trapezoid) {
default:
case RECT_ALIGN: return "pixel-aligned";
case RECT_UNALIGN: return "rectilinear";
case GENERAL: return "general";
}
}
static void fill_rect(struct test_display *dpy, Picture p, uint8_t op,
int x, int y, int w, int h,
int dx, int dy, enum mask mask,
uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha)
{
XRenderColor render_color;
XTrapezoid trap;
Picture src;
render_color.red = red * alpha;
render_color.green = green * alpha;
render_color.blue = blue * alpha;
render_color.alpha = alpha << 8;
trap.left.p1.x = trap.left.p2.x = (x << 16) + dx;
trap.top = trap.left.p1.y = trap.right.p1.y = (y << 16) + dy;
trap.right.p1.x = trap.right.p2.x = ((x + w) << 16) + dx;
trap.bottom = trap.left.p2.y = trap.right.p2.y = ((y + h) << 16) + dy;
src = XRenderCreateSolidFill(dpy->dpy, &render_color);
XRenderCompositeTrapezoids(dpy->dpy,
op, src, p, mask_format(dpy->dpy, mask),
0, 0, &trap, 1);
XRenderFreePicture(dpy->dpy, src);
}
static void pixel_tests(struct test *t, int reps, int sets, enum target target)
{
struct test_target tt;
XImage image;
uint32_t *cells = malloc(t->out.width*t->out.height*4);
struct {
uint16_t x, y;
} *pixels = malloc(reps*sizeof(*pixels));
int r, s;
printf("Testing setting of single pixels (%s): ", test_target_name(target));
fflush(stdout);
test_target_create_render(&t->out, target, &tt);
for (s = 0; s < sets; s++) {
for (r = 0; r < reps; r++) {
int x = rand() % (tt.width - 1);
int y = rand() % (tt.height - 1);
int red = rand() % 0xff;
int green = rand() % 0xff;
int blue = rand() % 0xff;
int alpha = rand() % 0xff;
fill_rect(&t->out, tt.picture, PictOpSrc,
x, y, 1, 1,
0, 0, MASK_NONE,
red, green, blue, alpha);
pixels[r].x = x;
pixels[r].y = y;
cells[y*t->out.width+x] = color(red, green, blue, alpha);
}
test_init_image(&image, &t->out.shm, tt.format, 1, 1);
for (r = 0; r < reps; r++) {
uint32_t result;
uint32_t x = pixels[r].x;
uint32_t y = pixels[r].y;
XShmGetImage(t->out.dpy, tt.draw, &image,
x, y, AllPlanes);
result = *(uint32_t *)image.data;
if (!pixel_equal(image.depth, result,
cells[y*tt.width+x])) {
uint32_t mask = depth_mask(image.depth);
die("failed to set pixel (%d,%d) to %08x [%08x], found %08x [%08x] instead\n",
x, y,
cells[y*tt.width+x] & mask,
cells[y*tt.width+x],
result & mask,
result);
}
}
}
printf("passed [%d iterations x %d]\n", reps, sets);
test_target_destroy_render(&t->out, &tt);
free(pixels);
free(cells);
}
static void clear(struct test_display *dpy, struct test_target *tt)
{
XRenderColor render_color = {0};
XRenderFillRectangle(dpy->dpy, PictOpClear, tt->picture, &render_color,
0, 0, tt->width, tt->height);
}
static void area_tests(struct test *t, int reps, int sets, enum target target)
{
struct test_target tt;
XImage image;
uint32_t *cells = calloc(sizeof(uint32_t), t->out.width*t->out.height);
int r, s, x, y;
printf("Testing area sets (%s): ", test_target_name(target));
fflush(stdout);
test_target_create_render(&t->out, target, &tt);
clear(&t->out, &tt);
test_init_image(&image, &t->out.shm, tt.format, tt.width, tt.height);
for (s = 0; s < sets; s++) {
for (r = 0; r < reps; r++) {
int w = rand() % tt.width;
int h = rand() % tt.height;
int red = rand() % 0xff;
int green = rand() % 0xff;
int blue = rand() % 0xff;
int alpha = rand() % 0xff;
x = rand() % (2*tt.width) - tt.width;
y = rand() % (2*tt.height) - tt.height;
fill_rect(&t->out, tt.picture, PictOpSrc,
x, y, w, h,
0, 0, MASK_NONE,
red, green, blue, alpha);
if (x < 0)
w += x, x = 0;
if (y < 0)
h += y, y = 0;
if (x >= tt.width || y >= tt.height)
continue;
if (x + w > tt.width)
w = tt.width - x;
if (y + h > tt.height)
h = tt.height - y;
if (w <= 0 || h <= 0)
continue;
pixman_fill(cells, tt.width, 32, x, y, w, h,
color(red, green, blue, alpha));
}
XShmGetImage(t->out.dpy, tt.draw, &image, 0, 0, AllPlanes);
for (y = 0; y < tt.height; y++) {
for (x = 0; x < tt.width; x++) {
uint32_t result =
*(uint32_t *)(image.data +
y*image.bytes_per_line +
image.bits_per_pixel*x/8);
if (!pixel_equal(image.depth, result, cells[y*tt.width+x])) {
uint32_t mask = depth_mask(image.depth);
die("failed to set pixel (%d,%d) to %08x [%08x], found %08x [%08x] instead\n",
x, y,
cells[y*tt.width+x] & mask,
cells[y*tt.width+x],
result & mask,
result);
}
}
}
}
printf("passed [%d iterations x %d]\n", reps, sets);
test_target_destroy_render(&t->out, &tt);
free(cells);
}
static void rect_tests(struct test *t,
int dx, int dy,
enum mask mask,
int reps, int sets,
enum target target)
{
struct test_target out, ref;
int r, s;
printf("Testing area fills (offset %dx%d, mask %s) (%s): ",
dx, dy, mask_name(mask), test_target_name(target));
fflush(stdout);
test_target_create_render(&t->out, target, &out);
clear(&t->out, &out);
test_target_create_render(&t->ref, target, &ref);
clear(&t->ref, &ref);
for (s = 0; s < sets; s++) {
for (r = 0; r < reps; r++) {
int x = rand() % (2*out.width) - out.width;
int y = rand() % (2*out.height) - out.height;
int w = rand() % out.width;
int h = rand() % out.height;
int op = ops[rand() % sizeof(ops)];
int red = rand() % 0xff;
int green = rand() % 0xff;
int blue = rand() % 0xff;
int alpha = rand() % 0xff;
fill_rect(&t->out, out.picture, op,
x, y, w, h, dx, dy, mask,
red, green, blue, alpha);
fill_rect(&t->ref, ref.picture, op,
x, y, w, h, dx, dy, mask,
red, green, blue, alpha);
}
test_compare(t,
out.draw, out.format,
ref.draw, ref.format,
0, 0, out.width, out.height,
"");
}
printf("passed [%d iterations x %d]\n", reps, sets);
test_target_destroy_render(&t->out, &out);
test_target_destroy_render(&t->ref, &ref);
}
static void random_trapezoid(XTrapezoid *trap, enum trapezoid trapezoid,
int x1, int y1, int x2, int y2)
{
switch (trapezoid) {
case RECT_ALIGN:
x1 = x1 + rand() % (x2 - x1);
x2 = x1 + rand() % (x2 - x1);
y1 = y1 + rand() % (y2 - y1);
y2 = y1 + rand() % (y2 - y1);
trap->left.p1.x = trap->left.p2.x = x1 << 16;
trap->top = trap->left.p1.y = trap->right.p1.y = y1 << 16;
trap->right.p1.x = trap->right.p2.x = x2 << 16;
trap->bottom = trap->left.p2.y = trap->right.p2.y = y2 << 16;
break;
case RECT_UNALIGN:
x1 <<= 16; x2 <<= 16;
y1 <<= 16; y2 <<= 16;
x1 = x1 + rand() % (x2 - x1);
x2 = x1 + rand() % (x2 - x1);
y1 = y1 + rand() % (y2 - y1);
y2 = y1 + rand() % (y2 - y1);
trap->left.p1.x = trap->left.p2.x = x1;
trap->top = trap->left.p1.y = trap->right.p1.y = y1;
trap->right.p1.x = trap->right.p2.x = x2;
trap->bottom = trap->left.p2.y = trap->right.p2.y = y2;
break;
case GENERAL:
x1 <<= 16; x2 <<= 16;
y1 <<= 16; y2 <<= 16;
trap->top = y1 + rand() % (y2 - y1);
trap->bottom = y1 + rand() % (y2 - y1);
trap->left.p1.x = x1 + rand() % (x2 - x1);
trap->left.p2.x = x1 + rand() % (x2 - x1);
trap->right.p1.x = x1 + rand() % (x2 - x1);
trap->right.p2.x = x1 + rand() % (x2 - x1);
break;
}
}
static void trap_tests(struct test *t,
enum mask mask,
enum trapezoid trapezoid,
int reps, int sets,
enum target target)
{
struct test_target out, ref;
XTrapezoid *traps;
int max_traps = 65536;
int r, s, n;
traps = malloc(sizeof(*traps) * max_traps);
if (traps == NULL)
return;
printf("Testing trapezoids (%s with mask %s) (%s): ",
trapezoid_name(trapezoid),
mask_name(mask),
test_target_name(target));
fflush(stdout);
test_target_create_render(&t->out, target, &out);
clear(&t->out, &out);
test_target_create_render(&t->ref, target, &ref);
clear(&t->ref, &ref);
for (s = 0; s < sets; s++) {
for (r = 0; r < reps; r++) {
XRenderColor render_color;
int op = ops[rand() % sizeof(ops)];
int red = rand() % 0xff;
int green = rand() % 0xff;
int blue = rand() % 0xff;
int alpha = rand() % 0xff;
int num_traps = rand() % max_traps;
Picture src;
for (n = 0; n < num_traps; n++)
random_trapezoid(&traps[n], 0,
0, 0, out.width, out.height);
render_color.red = red * alpha;
render_color.green = green * alpha;
render_color.blue = blue * alpha;
render_color.alpha = alpha << 8;
src = XRenderCreateSolidFill(t->out.dpy,
&render_color);
XRenderCompositeTrapezoids(t->out.dpy,
op, src, out.picture,
mask_format(t->out.dpy, mask),
0, 0, traps, num_traps);
XRenderFreePicture(t->out.dpy, src);
src = XRenderCreateSolidFill(t->ref.dpy,
&render_color);
XRenderCompositeTrapezoids(t->ref.dpy,
op, src, ref.picture,
mask_format(t->ref.dpy, mask),
0, 0, traps, num_traps);
XRenderFreePicture(t->ref.dpy, src);
}
test_compare(t,
out.draw, out.format,
ref.draw, ref.format,
0, 0, out.width, out.height,
"");
}
printf("passed [%d iterations x %d]\n", reps, sets);
test_target_destroy_render(&t->out, &out);
test_target_destroy_render(&t->ref, &ref);
free(traps);
}
int main(int argc, char **argv)
{
struct test test;
int i, dx, dy;
enum target target;
enum mask mask;
enum trapezoid trapezoid;
test_init(&test, argc, argv);
for (i = 0; i <= DEFAULT_ITERATIONS; i++) {
int reps = REPS(i), sets = SETS(i);
for (target = TARGET_FIRST; target <= TARGET_LAST; target++) {
pixel_tests(&test, reps, sets, target);
area_tests(&test, reps, sets, target);
for (dy = 0; dy < 1 << 16; dy += 1 << 14)
for (dx = 0; dx < 1 << 16; dx += 1 << 14)
for (mask = MASK_NONE; mask <= MASK_A8; mask++)
rect_tests(&test, dx, dy, mask, reps, sets, target);
for (trapezoid = RECT_ALIGN; trapezoid <= GENERAL; trapezoid++)
trap_tests(&test, mask, trapezoid, reps, sets, target);
}
}
return 0;
}