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Diffstat (limited to 'engines/sword25/tools/swfdisplay/art-non-display1.cpp')
-rw-r--r--engines/sword25/tools/swfdisplay/art-non-display1.cpp488
1 files changed, 0 insertions, 488 deletions
diff --git a/engines/sword25/tools/swfdisplay/art-non-display1.cpp b/engines/sword25/tools/swfdisplay/art-non-display1.cpp
deleted file mode 100644
index b3d4457e71..0000000000
--- a/engines/sword25/tools/swfdisplay/art-non-display1.cpp
+++ /dev/null
@@ -1,488 +0,0 @@
-#include <libart_lgpl/art_vpath_bpath.h>
-#include <libart_lgpl/art_svp_vpath.h>
-#include <libart_lgpl/art_svp_vpath_stroke.h>
-#include <libart_lgpl/art_svp_render_aa.h>
-#include <libart_lgpl/art_rgb_svp.h>
-#include <libart_lgpl/art_rgb.h>
-
-#define SAVING 1
-
-#define WIDTH 3000
-#define HEIGHT 3000
-#define BYTES_PER_PIXEL 3 /* 24 packed rgb bits */
-#define ROWSTRIDE (WIDTH*BYTES_PER_PIXEL)
-
-
-static unsigned char *render_path(void);
-
-#if SAVING
-static void save_buffer(unsigned char *buffer, const char *filename);
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#include <png.h>
-#include <stdio.h>
-
-static gboolean
-pixbuf_save_to_file(const GdkPixbuf *pixbuf, const char *file_name) {
- FILE *handle;
- unsigned char *buffer;
- gboolean has_alpha;
- int width, height, depth, rowstride;
- guchar *pixels;
- png_structp png_ptr;
- png_infop info_ptr;
- png_text text[2];
- int i;
-
- g_return_val_if_fail(pixbuf != NULL, FALSE);
- g_return_val_if_fail(file_name != NULL, FALSE);
- g_return_val_if_fail(file_name[0] != '\0', FALSE);
-
- handle = fopen(file_name, "wb");
- if (handle == NULL) {
- return FALSE;
- }
-
- png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
- if (png_ptr == NULL) {
- fclose(handle);
- return FALSE;
- }
-
- info_ptr = png_create_info_struct(png_ptr);
- if (info_ptr == NULL) {
- png_destroy_write_struct(&png_ptr, (png_infopp)NULL);
- fclose(handle);
- return FALSE;
- }
-
- if (setjmp(png_ptr->jmpbuf)) {
- png_destroy_write_struct(&png_ptr, &info_ptr);
- fclose(handle);
- return FALSE;
- }
-
- png_init_io(png_ptr, handle);
-
- has_alpha = gdk_pixbuf_get_has_alpha(pixbuf);
- width = gdk_pixbuf_get_width(pixbuf);
- height = gdk_pixbuf_get_height(pixbuf);
- depth = gdk_pixbuf_get_bits_per_sample(pixbuf);
- pixels = gdk_pixbuf_get_pixels(pixbuf);
- rowstride = gdk_pixbuf_get_rowstride(pixbuf);
-
- png_set_IHDR(png_ptr, info_ptr, width, height,
- depth, PNG_COLOR_TYPE_RGB_ALPHA,
- PNG_INTERLACE_NONE,
- PNG_COMPRESSION_TYPE_DEFAULT,
- PNG_FILTER_TYPE_DEFAULT);
-
- /* Some text to go with the png image */
- text[0].key = "Title";
- text[0].text = (char *) file_name;
- text[0].compression = PNG_TEXT_COMPRESSION_NONE;
- text[1].key = "Software";
- text[1].text = "Nautilus Thumbnail";
- text[1].compression = PNG_TEXT_COMPRESSION_NONE;
- png_set_text(png_ptr, info_ptr, text, 2);
-
- /* Write header data */
- png_write_info(png_ptr, info_ptr);
-
- /* if there is no alpha in the data, allocate buffer to expand into */
- if (has_alpha) {
- buffer = NULL;
- } else {
- buffer = g_malloc(4 * width);
- }
-
- /* pump the raster data into libpng, one scan line at a time */
- for (i = 0; i < height; i++) {
- if (has_alpha) {
- png_bytep row_pointer = pixels;
- png_write_row(png_ptr, row_pointer);
- } else {
- /* expand RGB to RGBA using an opaque alpha value */
- int x;
- unsigned char *buffer_ptr = buffer;
- unsigned char *source_ptr = pixels;
- for (x = 0; x < width; x++) {
- *buffer_ptr++ = *source_ptr++;
- *buffer_ptr++ = *source_ptr++;
- *buffer_ptr++ = *source_ptr++;
- *buffer_ptr++ = 255;
- }
- png_write_row(png_ptr, (png_bytep) buffer);
- }
- pixels += rowstride;
- }
-
- png_write_end(png_ptr, info_ptr);
- png_destroy_write_struct(&png_ptr, &info_ptr);
-
- g_free(buffer);
-
- fclose(handle);
- return TRUE;
-}
-
-static void
-save_buffer(unsigned char *buffer, const char *filename) {
- GdkPixbuf *pixbuf;
-
- g_type_init();
-
- pixbuf = gdk_pixbuf_new_from_data(buffer,
- GDK_COLORSPACE_RGB,
-#if BYTES_PER_PIXEL == 4
- TRUE,
-#else
- FALSE,
-#endif
- 8,
- WIDTH, HEIGHT,
- ROWSTRIDE,
- NULL, NULL);
-
- pixbuf_save_to_file(pixbuf, filename);
-
- gdk_pixbuf_unref(pixbuf);
-}
-
-#endif
-
-void
-art_rgb_fill_run1(art_u8 *buf, art_u8 r, art_u8 g, art_u8 b, gint n) {
- int i;
-
- if (r == g && g == b && r == 255) {
- memset(buf, g, n + n + n + n);
- } else {
- art_u32 *alt = (art_u32 *)buf;
- //art_u32 color = (r << 24) | (g << 16) | (b << 8) | 0xff;
- art_u32 color = (r << 0) | (g << 8) | (b << 16) | (0xff << 24);
- for (i = 0; i < n; i++)
- *alt++ = color;
- }
-}
-
-void
-art_rgb_run_alpha1(art_u8 *buf, art_u8 r, art_u8 g, art_u8 b, int alpha, int n) {
- int i;
- int v;
-
- for (i = 0; i < n; i++) {
- v = *buf;
- *buf++ = v + (((r - v) * alpha + 0x80) >> 8);
- v = *buf;
- *buf++ = v + (((g - v) * alpha + 0x80) >> 8);
- v = *buf;
- *buf++ = v + (((b - v) * alpha + 0x80) >> 8);
- v = *buf;
- *buf++ = v + (((alpha - v) * alpha + 0x80) >> 8);
- }
-}
-
-typedef struct _ArtRgbSVPAlphaData ArtRgbSVPAlphaData;
-
-struct _ArtRgbSVPAlphaData {
- int alphatab[256];
- art_u8 r, g, b, alpha;
- art_u8 *buf;
- int rowstride;
- int x0, x1;
-};
-
-static void
-art_rgb_svp_alpha_callback1(void *callback_data, int y,
- int start, ArtSVPRenderAAStep *steps, int n_steps) {
- ArtRgbSVPAlphaData *data = (ArtRgbSVPAlphaData *)callback_data;
- art_u8 *linebuf;
- int run_x0, run_x1;
- art_u32 running_sum = start;
- int x0, x1;
- int k;
- art_u8 r, g, b;
- int *alphatab;
- int alpha;
-
- linebuf = data->buf;
- x0 = data->x0;
- x1 = data->x1;
-
- r = data->r;
- g = data->g;
- b = data->b;
- alphatab = data->alphatab;
-
- if (n_steps > 0) {
- run_x1 = steps[0].x;
- if (run_x1 > x0) {
- alpha = (running_sum >> 16) & 0xff;
- if (alpha)
- art_rgb_run_alpha1(linebuf, r, g, b, alphatab[alpha], run_x1 - x0);
- }
-
- for (k = 0; k < n_steps - 1; k++) {
- running_sum += steps[k].delta;
- run_x0 = run_x1;
- run_x1 = steps[k + 1].x;
- if (run_x1 > run_x0) {
- alpha = (running_sum >> 16) & 0xff;
- if (alpha)
- art_rgb_run_alpha1(linebuf + (run_x0 - x0) * 4, r, g, b, alphatab[alpha], run_x1 - run_x0);
- }
- }
- running_sum += steps[k].delta;
- if (x1 > run_x1) {
- alpha = (running_sum >> 16) & 0xff;
- if (alpha)
- art_rgb_run_alpha1(linebuf + (run_x1 - x0) * 4, r, g, b, alphatab[alpha], x1 - run_x1);
- }
- } else {
- alpha = (running_sum >> 16) & 0xff;
- if (alpha)
- art_rgb_run_alpha1(linebuf, r, g, b, alphatab[alpha], x1 - x0);
- }
-
- data->buf += data->rowstride;
-}
-
-static void
-art_rgb_svp_alpha_opaque_callback1(void *callback_data, int y,
- int start,
- ArtSVPRenderAAStep *steps, int n_steps) {
- ArtRgbSVPAlphaData *data = (ArtRgbSVPAlphaData *)callback_data;
- art_u8 *linebuf;
- int run_x0, run_x1;
- art_u32 running_sum = start;
- int x0, x1;
- int k;
- art_u8 r, g, b;
- int *alphatab;
- int alpha;
-
- linebuf = data->buf;
- x0 = data->x0;
- x1 = data->x1;
-
- r = data->r;
- g = data->g;
- b = data->b;
- alphatab = data->alphatab;
-
- if (n_steps > 0) {
- run_x1 = steps[0].x;
- if (run_x1 > x0) {
- alpha = running_sum >> 16;
- if (alpha) {
- if (alpha >= 255)
- art_rgb_fill_run1(linebuf, r, g, b, run_x1 - x0);
- else
- art_rgb_run_alpha1(linebuf, r, g, b, alphatab[alpha], run_x1 - x0);
- }
- }
-
- for (k = 0; k < n_steps - 1; k++) {
- running_sum += steps[k].delta;
- run_x0 = run_x1;
- run_x1 = steps[k + 1].x;
- if (run_x1 > run_x0) {
- alpha = running_sum >> 16;
- if (alpha) {
- if (alpha >= 255)
- art_rgb_fill_run1(linebuf + (run_x0 - x0) * 4, r, g, b, run_x1 - run_x0);
- else
- art_rgb_run_alpha1(linebuf + (run_x0 - x0) * 4, r, g, b, alphatab[alpha], run_x1 - run_x0);
- }
- }
- }
- running_sum += steps[k].delta;
- if (x1 > run_x1) {
- alpha = running_sum >> 16;
- if (alpha) {
- if (alpha >= 255)
- art_rgb_fill_run1(linebuf + (run_x1 - x0) * 4, r, g, b, x1 - run_x1);
- else
- art_rgb_run_alpha1(linebuf + (run_x1 - x0) * 4, r, g, b, alphatab[alpha], x1 - run_x1);
- }
- }
- } else {
- alpha = running_sum >> 16;
- if (alpha) {
- if (alpha >= 255)
- art_rgb_fill_run1(linebuf, r, g, b, x1 - x0);
- else
- art_rgb_run_alpha1(linebuf, r, g, b, alphatab[alpha], x1 - x0);
- }
- }
-
- data->buf += data->rowstride;
-}
-
-void
-art_rgb_svp_alpha1(const ArtSVP *svp,
- int x0, int y0, int x1, int y1,
- art_u32 rgba,
- art_u8 *buf, int rowstride,
- ArtAlphaGamma *alphagamma) {
- ArtRgbSVPAlphaData data;
- int r, g, b, alpha;
- int i;
- int a, da;
-
- alpha = rgba >> 24;
- r = (rgba >> 16) & 0xff;
- g = (rgba >> 8) & 0xff;
- b = rgba & 0xff;
-
- data.r = r;
- data.g = g;
- data.b = b;
- data.alpha = alpha;
-
- a = 0x8000;
- da = (alpha * 66051 + 0x80) >> 8; /* 66051 equals 2 ^ 32 / (255 * 255) */
-
- for (i = 0; i < 256; i++) {
- data.alphatab[i] = a >> 16;
- a += da;
- }
-
- data.buf = buf;
- data.rowstride = rowstride;
- data.x0 = x0;
- data.x1 = x1;
- if (alpha == 255)
- art_svp_render_aa(svp, x0, y0, x1, y1, art_rgb_svp_alpha_opaque_callback1, &data);
- else
- art_svp_render_aa(svp, x0, y0, x1, y1, art_rgb_svp_alpha_callback1, &data);
-}
-
-static int art_vpath_len (ArtVpath * a) {
- int i;
-
- for (i = 0; a[i].code != ART_END; i++);
- return i;
-}
-
-ArtVpath *art_vpath_reverse(ArtVpath * a) {
- ArtVpath *dest;
- ArtVpath it;
- int len;
- int state = 0;
- int i;
-
- len = art_vpath_len(a);
- dest = g_malloc((len + 1) * sizeof(ArtVpath));
-
- for (i = 0; i < len; i++) {
- it = a[len - i - 1];
- if (state) {
- it.code = ART_LINETO;
- } else {
- it.code = ART_MOVETO_OPEN;
- state = 1;
- }
- if (a[len - i - 1].code == ART_MOVETO ||
- a[len - i - 1].code == ART_MOVETO_OPEN) {
- state = 0;
- }
- dest[i] = it;
- }
- dest[len] = a[len];
-
- return dest;
-}
-
-ArtVpath *art_vpath_reverse_free(ArtVpath *a) {
- ArtVpath *dest;
-
- dest = art_vpath_reverse(a);
- art_free(a);
-
- return dest;
-}
-
-void art_svp_make_convex (ArtSVP *svp) {
- int i;
-
- if (svp->n_segs > 0 && svp->segs[0].dir == 0) {
- for (i = 0; i < svp->n_segs; i++) {
- svp->segs[i].dir = !svp->segs[i].dir;
- }
- }
-}
-
-
-void drawBez(ArtBpath *bez, art_u8 *buffer, double scaleX, double scaleY, double penWidth, unsigned int color) {
- ArtVpath *vec = NULL;
- ArtSVP *svp = NULL;
-
- vec = art_bez_path_to_vec(bez, 0.5);
-
- if (scaleX != 1.0 || scaleY != 1.0) {
- ArtVpath *vec1;
- double matrix[6];
-
- matrix[0] = scaleX;
- matrix[1] = 0;
- matrix[2] = 0;
- matrix[3] = scaleY;
- matrix[4] = matrix[5] = 0;
-
- vec1 = art_vpath_affine_transform(vec, matrix);
- art_free(vec);
-
- vec = vec1;
- }
-
- if (penWidth != -1) {
- svp = art_svp_vpath_stroke(vec, ART_PATH_STROKE_JOIN_ROUND, ART_PATH_STROKE_CAP_ROUND, penWidth, 1.0, 0.5);
- } else {
- svp = art_svp_from_vpath(vec);
- }
-
-#if BYTES_PER_PIXEL == 4
- art_rgb_svp_alpha1(svp, 0, 0, WIDTH, HEIGHT, color, buffer, ROWSTRIDE, NULL);
-#else
- color <<= 8;
- color |= 0xff;
- art_rgb_svp_alpha(svp, 0, 0, WIDTH, HEIGHT, color, buffer, ROWSTRIDE, NULL);
-#endif
- art_free(svp);
-
- art_free(vec);
-}
-
-static unsigned char *render_path() {
- art_u8 *buffer = NULL;
-
- ArtBpath *bez = NULL;
-
- buffer = art_new(art_u8, WIDTH * HEIGHT * BYTES_PER_PIXEL);
-#if BYTES_PER_PIXEL == 4
- memset(buffer, 0, WIDTH*HEIGHT*BYTES_PER_PIXEL);
-#else
- memset(buffer, 0xff, WIDTH*HEIGHT*BYTES_PER_PIXEL);
-#endif
- bez = art_new(ArtBpath, 100);
-
-#include "image.c"
-
- art_free(bez);
-
- return (unsigned char *) buffer;
-}
-
-int main(int argc, char *argv[]) {
- unsigned char *buffer;
-
- buffer = render_path();
-
-#if SAVING
- save_buffer(buffer, "foo.png");
-#endif
-
- return 0;
-}
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