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-rw-r--r--test/render-trapezoid-image.c615
1 files changed, 615 insertions, 0 deletions
diff --git a/test/render-trapezoid-image.c b/test/render-trapezoid-image.c
new file mode 100644
index 00000000..4f6ddd78
--- /dev/null
+++ b/test/render-trapezoid-image.c
@@ -0,0 +1,615 @@
+#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:
+ case MASK_NONE_AA:
+ 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_NONE_AA: return "none/aa";
+ 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
+show_cells(char *buf,
+ const uint32_t *real, const uint32_t *ref,
+ int x, int y, int w, int h)
+{
+ int i, j, len = 0;
+
+ for (j = y - 2; j <= y + 2; j++) {
+ if (j < 0 || j >= h)
+ continue;
+
+ for (i = x - 2; i <= x + 2; i++) {
+ if (i < 0 || i >= w)
+ continue;
+
+ len += sprintf(buf+len, "%08x ", real[j*w+i]);
+ }
+
+ len += sprintf(buf+len, "\t");
+
+ for (i = x - 2; i <= x + 2; i++) {
+ if (i < 0 || i >= w)
+ continue;
+
+ len += sprintf(buf+len, "%08x ", ref[j*w+i]);
+ }
+
+ len += sprintf(buf+len, "\n");
+ }
+}
+
+
+static void fill_rect(struct test_display *t, Picture p, XRenderPictFormat *format,
+ uint8_t op, int x, int y, int w, int h,
+ int dx, int dy, enum mask mask,
+ int use_window, int tx, int ty,
+ uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha)
+{
+ XRenderColor color;
+ XTrapezoid trap;
+ Drawable tmp;
+ Picture src;
+ int w1 = w + (dx!=0);
+ int h1 = h + (dy!=0);
+
+ if (use_window) {
+ XSetWindowAttributes attr;
+
+ attr.override_redirect = 1;
+ tmp = XCreateWindow(t->dpy, DefaultRootWindow(t->dpy),
+ tx, ty,
+ w1, h1,
+ 0, format->depth,
+ InputOutput,
+ DefaultVisual(t->dpy,
+ DefaultScreen(t->dpy)),
+ CWOverrideRedirect, &attr);
+ XMapWindow(t->dpy, tmp);
+ } else
+ tmp = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy),
+ w1, h1, format->depth);
+
+ src = XRenderCreatePicture(t->dpy, tmp, format, 0, NULL);
+ color.red = red * alpha;
+ color.green = green * alpha;
+ color.blue = blue * alpha;
+ color.alpha = alpha << 8 | alpha;
+ XRenderFillRectangle(t->dpy, PictOpSrc, src, &color, 0, 0, w1, h1);
+
+ 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;
+
+ XRenderCompositeTrapezoids(t->dpy,
+ op, src, p, mask_format(t->dpy, mask),
+ 0, 0, &trap, 1);
+
+ XRenderFreePicture(t->dpy, src);
+ if (use_window)
+ XDestroyWindow(t->dpy, tmp);
+ else
+ XFreePixmap(t->dpy, tmp);
+}
+
+static void pixel_tests(struct test *t, int reps, int sets, enum target target, int use_window)
+{
+ struct test_target tt;
+ XImage image;
+ uint32_t *cells = malloc(t->real.width*t->real.height*4);
+ struct {
+ uint16_t x, y;
+ } *pixels = malloc(reps*sizeof(*pixels));
+ int r, s;
+
+ printf("Testing setting of single pixels (%s using %s): ",
+ test_target_name(target),
+ use_window ? "window" : "pixmap");
+ fflush(stdout);
+
+ test_target_create_render(&t->real, 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;
+
+ int tx, ty;
+
+ do {
+ tx = rand() % (tt.width - 1);
+ ty = rand() % (tt.height - 1);
+ } while (tx == x && ty == y);
+
+ fill_rect(&t->real, tt.picture,
+ use_window ? t->real.format : tt.format,
+ PictOpSrc, x, y, 1, 1,
+ 0, 0, MASK_NONE,
+ use_window, tx, ty,
+ red, green, blue, alpha);
+
+ pixels[r].x = x;
+ pixels[r].y = y;
+ cells[y*t->real.width+x] = color(red, green, blue, alpha);
+ }
+
+ test_init_image(&image, &t->real.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->real.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->real, &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 set_mask(struct test_display *t, struct test_target *tt, enum mask mask)
+{
+ XRenderPictureAttributes pa;
+
+ switch (mask) {
+ case MASK_NONE:
+ pa.poly_edge = PolyEdgeSharp;
+ break;
+ default:
+ pa.poly_edge = PolyEdgeSmooth;
+ break;
+ }
+
+ XRenderChangePicture(t->dpy, tt->picture, CPPolyEdge, &pa);
+}
+
+static void fill(uint32_t *cells,
+ int x, int y,
+ int w, int h,
+ int max_width, int max_height,
+ uint32_t pixel)
+{
+ if (x < 0)
+ w += x, x = 0;
+ if (y < 0)
+ h += y, y = 0;
+ if (x >= max_width || y >= max_height)
+ return;
+
+ if (x + w > max_width)
+ w = max_width - x;
+ if (y + h > max_height)
+ h = max_height - y;
+ if (w <= 0 || h <= 0)
+ return;
+
+ pixman_fill(cells, max_width, 32, x, y, w, h, pixel);
+}
+
+static void area_tests(struct test *t, int reps, int sets, enum target target, int use_window)
+{
+ struct test_target tt;
+ XImage image;
+ uint32_t *cells = calloc(sizeof(uint32_t), t->real.width*t->real.height);
+ int r, s, x, y;
+
+ printf("Testing area sets (%s using %s source): ",
+ test_target_name(target),
+ use_window ? "window" : "pixmap");
+ fflush(stdout);
+
+ test_target_create_render(&t->real, target, &tt);
+ clear(&t->real, &tt);
+
+ test_init_image(&image, &t->real.shm, tt.format, tt.width, tt.height);
+
+ for (s = 0; s < sets; s++) {
+ for (r = 0; r < reps; r++) {
+ int red = rand() % 0xff;
+ int green = rand() % 0xff;
+ int blue = rand() % 0xff;
+ int alpha = rand() % 0xff;
+ int tx, ty, try = 50;
+ int w, h;
+
+ x = rand() % (2*tt.width) - tt.width;
+ y = rand() % (2*tt.height) - tt.height;
+ if (use_window) {
+ do {
+ w = 1 + rand() % (tt.width - 1);
+ h = 1 + rand() % (tt.height - 1);
+
+ tx = w == tt.width ? 0 : rand() % (tt.width - w);
+ ty = h == tt.height ? 0 : rand() % (tt.height - h);
+ } while (((tx+w > x && tx < x+w) &&
+ (ty+h > y && ty < y+h)) &&
+ --try);
+
+ if (!try)
+ continue;
+ } else {
+ w = 1 + rand() % (2*tt.width);
+ h = 1 + rand() % (2*tt.height);
+ tx = ty = 0;
+ }
+
+ fill_rect(&t->real, tt.picture,
+ use_window ? t->real.format : tt.format,
+ PictOpSrc, x, y, w, h,
+ 0, 0, MASK_NONE,
+ use_window, tx, ty,
+ red, green, blue, alpha);
+
+ if (use_window)
+ fill(cells, tx, ty, w, h, tt.width, tt.height,
+ color(red, green, blue, alpha));
+ fill(cells, x, y, w, h, tt.width, tt.height,
+ color(red, green, blue, alpha));
+
+ }
+
+ XShmGetImage(t->real.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])) {
+ char buf[600];
+ uint32_t mask = depth_mask(image.depth);
+ show_cells(buf,
+ (uint32_t*)image.data, cells,
+ x, y, tt.width, tt.height);
+
+ die("failed to set pixel (%d,%d) to %08x [%08x], found %08x [%08x] instead\n%s",
+ x, y,
+ cells[y*tt.width+x] & mask,
+ cells[y*tt.width+x],
+ result & mask,
+ result, buf);
+ }
+ }
+ }
+ }
+
+ printf("passed [%d iterations x %d]\n", reps, sets);
+
+ test_target_destroy_render(&t->real, &tt);
+ free(cells);
+}
+
+static void rect_tests(struct test *t,
+ int dx, int dy,
+ enum mask mask,
+ int reps, int sets,
+ enum target target,
+ int use_window)
+{
+ struct test_target real, ref;
+ int r, s;
+
+ printf("Testing area fills (offset %dx%d, mask %s) (%s using %s source): ",
+ dx, dy, mask_name(mask), test_target_name(target),
+ use_window ? "window" : "pixmap");
+ fflush(stdout);
+
+ test_target_create_render(&t->real, target, &real);
+ clear(&t->real, &real);
+ set_mask(&t->real, &real, mask);
+
+ test_target_create_render(&t->ref, target, &ref);
+ clear(&t->ref, &ref);
+ set_mask(&t->ref, &ref, mask);
+
+ for (s = 0; s < sets; s++) {
+ for (r = 0; r < reps; r++) {
+ int x, y, w, h;
+ int op = ops[rand() % sizeof(ops)];
+ int red = rand() % 0xff;
+ int green = rand() % 0xff;
+ int blue = rand() % 0xff;
+ int alpha = rand() % 0xff;
+ int tx, ty, try = 50;
+
+ do {
+ x = rand() % (real.width - 1);
+ y = rand() % (real.height - 1);
+ w = 1 + rand() % (real.width - x - 1);
+ h = 1 + rand() % (real.height - y - 1);
+ tx = w == real.width ? 0 : rand() % (real.width - w);
+ ty = h == real.height ? 0 : rand() % (real.height - h);
+ } while (((tx+w > x && tx < x+w) &&
+ (ty+h > y && ty < y+h)) &&
+ --try);
+
+ if (try) {
+ fill_rect(&t->real, real.picture,
+ use_window ? t->real.format : real.format,
+ op, x, y, w, h,
+ dx, dy, mask,
+ use_window, tx, ty,
+ red, green, blue, alpha);
+ fill_rect(&t->ref, ref.picture,
+ use_window ? t->ref.format : ref.format,
+ op, x, y, w, h,
+ dx, dy, mask,
+ use_window, tx, ty,
+ red, green, blue, alpha);
+ }
+ }
+
+ test_compare(t,
+ real.draw, real.format,
+ ref.draw, ref.format,
+ 0, 0, real.width, real.height);
+ }
+
+ printf("passed [%d iterations x %d]\n", reps, sets);
+
+ test_target_destroy_render(&t->real, &real);
+ 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 fill_traps(struct test_display *t, Picture p, XRenderPictFormat *format,
+ uint8_t op, XTrapezoid *traps, int ntraps, enum mask mask,
+ int srcx, int srcy, int srcw, int srch,
+ uint8_t red, uint8_t green, uint8_t blue, uint8_t alpha)
+{
+ XRenderColor color;
+ Drawable tmp;
+ Picture src;
+
+ tmp = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy),
+ srcw, srch, format->depth);
+
+ src = XRenderCreatePicture(t->dpy, tmp, format, 0, NULL);
+ color.red = red * alpha;
+ color.green = green * alpha;
+ color.blue = blue * alpha;
+ color.alpha = alpha << 8 | alpha;
+ XRenderFillRectangle(t->dpy, PictOpSrc, src, &color, 0, 0, srcw, srch);
+
+ XRenderCompositeTrapezoids(t->dpy,
+ op, src, p, mask_format(t->dpy, mask),
+ srcx, srcy, traps, ntraps);
+
+ XRenderFreePicture(t->dpy, src);
+ XFreePixmap(t->dpy, tmp);
+}
+
+static void trap_tests(struct test *t,
+ enum mask mask,
+ enum trapezoid trapezoid,
+ int reps, int sets,
+ enum target target)
+{
+ struct test_target real, 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->real, target, &real);
+ clear(&t->real, &real);
+ set_mask(&t->real, &real, mask);
+
+ test_target_create_render(&t->ref, target, &ref);
+ clear(&t->ref, &ref);
+ set_mask(&t->ref, &ref, mask);
+
+ for (s = 0; s < sets; s++) {
+ for (r = 0; r < reps; r++) {
+ 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;
+ int srcx = rand() % 2*real.width - real.width;
+ int srcy = rand() % 2*real.height - real.height;
+ int srcw = rand() % real.width;
+ int srch = rand() % real.height;
+
+ for (n = 0; n < num_traps; n++)
+ random_trapezoid(&traps[n], 0,
+ 0, 0, real.width, real.height);
+
+
+ fill_traps(&t->real, real.picture, real.format,
+ op, traps, num_traps, mask,
+ srcx, srcy, srcw, srch,
+ red, green, blue, alpha);
+
+ fill_traps(&t->ref, ref.picture, ref.format,
+ op, traps, num_traps, mask,
+ srcx, srcy, srcw, srch,
+ red, green, blue, alpha);
+ }
+
+ test_compare(t,
+ real.draw, real.format,
+ ref.draw, ref.format,
+ 0, 0, real.width, real.height);
+ }
+
+ printf("passed [%d iterations x %d]\n", reps, sets);
+
+ test_target_destroy_render(&t->real, &real);
+ 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 = 1 << i;
+ int sets = 1 << (12 - i);
+
+ if (sets < 2)
+ sets = 2;
+
+ for (target = TARGET_FIRST; target <= TARGET_LAST; target++) {
+ pixel_tests(&test, reps, sets, target, 0);
+ area_tests(&test, reps, sets, target, 0);
+ 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, 0);
+ if (target != CHILD) {
+ pixel_tests(&test, reps, sets, target, 1);
+ area_tests(&test, reps, sets, target, 1);
+ 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, 1);
+ }
+ }
+
+ for (target = TARGET_FIRST; target <= TARGET_LAST; target++)
+ for (trapezoid = RECT_ALIGN; trapezoid <= GENERAL; trapezoid++)
+ trap_tests(&test, mask, trapezoid, reps, sets, target);
+ }
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 15:12:36 +0000