… | |
… | |
19 | |
19 | |
20 | #ifdef _WIN32 |
20 | #ifdef _WIN32 |
21 | # undef pipe |
21 | # undef pipe |
22 | // microsoft vs. C |
22 | // microsoft vs. C |
23 | # define sqrtf(x) sqrt(x) |
23 | # define sqrtf(x) sqrt(x) |
24 | # define roundf(x) (int)(x) |
|
|
25 | # define atan2f(x,y) atan2(x,y) |
24 | # define atan2f(x,y) atan2(x,y) |
26 | # define M_PI 3.14159265f |
25 | # define M_PI 3.14159265f |
27 | #endif |
26 | #endif |
28 | |
27 | |
29 | #include <assert.h> |
28 | #include <assert.h> |
… | |
… | |
82 | #define expect_true(expr) expect ((expr) != 0, 1) |
81 | #define expect_true(expr) expect ((expr) != 0, 1) |
83 | |
82 | |
84 | #define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */ |
83 | #define OBJ_STR "\xef\xbf\xbc" /* U+FFFC, object replacement character */ |
85 | |
84 | |
86 | #define FOW_DARKNESS 64 |
85 | #define FOW_DARKNESS 64 |
|
|
86 | #define DARKNESS_ADJUST(n) ((29 * (int)(n)) >> 5) /* times 0.9 */ |
87 | |
87 | |
88 | #define MAP_EXTEND_X 32 |
88 | #define MAP_EXTEND_X 32 |
89 | #define MAP_EXTEND_Y 512 |
89 | #define MAP_EXTEND_Y 512 |
90 | |
90 | |
91 | #define MIN_FONT_HEIGHT 10 |
91 | #define MIN_FONT_HEIGHT 10 |
… | |
… | |
821 | |
821 | |
822 | IV minpot (UV n) |
822 | IV minpot (UV n) |
823 | |
823 | |
824 | IV popcount (UV n) |
824 | IV popcount (UV n) |
825 | |
825 | |
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|
826 | NV distance (NV dx, NV dy) |
|
|
827 | CODE: |
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|
828 | RETVAL = pow (dx * dx + dy * dy, 0.5); |
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|
829 | OUTPUT: |
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|
830 | RETVAL |
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|
831 | |
826 | void |
832 | void |
827 | pango_init () |
833 | pango_init () |
828 | CODE: |
834 | CODE: |
829 | { |
835 | { |
830 | opengl_fontmap = pango_opengl_font_map_new (); |
836 | opengl_fontmap = pango_opengl_font_map_new (); |
… | |
… | |
1658 | glDisable (GL_ALPHA_TEST); |
1664 | glDisable (GL_ALPHA_TEST); |
1659 | glDisable (GL_BLEND); |
1665 | glDisable (GL_BLEND); |
1660 | } |
1666 | } |
1661 | } |
1667 | } |
1662 | |
1668 | |
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|
1669 | void |
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|
1670 | draw_fow_texture (float intensity, int name1, float s1, float t1, float w1, float h1, float blend = 0.f, float dx = 0.f, float dy = 0.f, int name2 = 0, float s2 = 0.f, float t2 = 0.f, float w2 = 0.f, float h2 = 0.f) |
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|
1671 | PROTOTYPE: @ |
|
|
1672 | CODE: |
|
|
1673 | { |
|
|
1674 | glEnable (GL_TEXTURE_2D); |
|
|
1675 | glEnable (GL_BLEND); |
|
|
1676 | glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA); |
|
|
1677 | glBindTexture (GL_TEXTURE_2D, name1); |
|
|
1678 | |
|
|
1679 | glColor3f (intensity, intensity, intensity); |
|
|
1680 | glPushMatrix (); |
|
|
1681 | glScalef (1./3, 1./3, 1.); |
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|
1682 | |
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|
1683 | if (blend > 0.f) |
|
|
1684 | { |
|
|
1685 | float S2, T2; /* 0. 0. for texture 2 */ |
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|
1686 | float w = w1 > w2 ? w1 : w2; |
|
|
1687 | float h = h1 > h2 ? h1 : h2; |
|
|
1688 | GLfloat env_color[4] = { 0., 0., 0., blend }; |
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|
1689 | |
|
|
1690 | /* interpolate the two shadow textures */ |
|
|
1691 | /* stage 0 == rgb(glcolor) + alpha(t0) */ |
|
|
1692 | glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
|
|
1693 | |
|
|
1694 | /* stage 1 == rgb(glcolor) + alpha(interpolate t0, t1, texenv) */ |
|
|
1695 | gl.ActiveTexture (GL_TEXTURE1); |
|
|
1696 | glEnable (GL_TEXTURE_2D); |
|
|
1697 | glBindTexture (GL_TEXTURE_2D, name2); |
|
|
1698 | glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE); |
|
|
1699 | |
|
|
1700 | /* rgb == rgb(glcolor) */ |
|
|
1701 | glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_RGB, GL_REPLACE); |
|
|
1702 | glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_RGB, GL_CONSTANT); |
|
|
1703 | glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_RGB, GL_SRC_COLOR); |
|
|
1704 | |
|
|
1705 | /* alpha = interpolate t0, t1 by env_alpha */ |
|
|
1706 | glTexEnvfv (GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, env_color); |
|
|
1707 | |
|
|
1708 | glTexEnvi (GL_TEXTURE_ENV, GL_COMBINE_ALPHA, GL_INTERPOLATE); |
|
|
1709 | glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE0_ALPHA, GL_TEXTURE); |
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1710 | glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND0_ALPHA, GL_SRC_ALPHA); |
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1711 | |
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1712 | glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE1_ALPHA, GL_PREVIOUS); |
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1713 | glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND1_ALPHA, GL_SRC_ALPHA); |
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1714 | |
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|
1715 | glTexEnvi (GL_TEXTURE_ENV, GL_SOURCE2_ALPHA, GL_CONSTANT); |
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1716 | glTexEnvi (GL_TEXTURE_ENV, GL_OPERAND2_ALPHA, GL_SRC_ALPHA); |
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1717 | |
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|
1718 | s1 *= w / w1; |
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1719 | t1 *= h / h1; |
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1720 | |
|
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1721 | dx *= -3.f / w2; |
|
|
1722 | dy *= -3.f / h2; |
|
|
1723 | dx *= w / w2; |
|
|
1724 | dy *= h / h2; |
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1725 | |
|
|
1726 | s2 *= w / w2; |
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|
1727 | t2 *= h / h2; |
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1728 | |
|
|
1729 | glBegin (GL_QUADS); |
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1730 | gl.MultiTexCoord2f (GL_TEXTURE0, 0, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx , dy ); glVertex2f ( 0, 0); |
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|
1731 | gl.MultiTexCoord2f (GL_TEXTURE0, 0, t1); gl.MultiTexCoord2f (GL_TEXTURE1, dx , dy + t2); glVertex2f ( 0, h1); |
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|
1732 | gl.MultiTexCoord2f (GL_TEXTURE0, s1, t1); gl.MultiTexCoord2f (GL_TEXTURE1, dx + s2, dy + t2); glVertex2f (w1, h1); |
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|
1733 | gl.MultiTexCoord2f (GL_TEXTURE0, s1, 0); gl.MultiTexCoord2f (GL_TEXTURE1, dx + s2, dy ); glVertex2f (w1, 0); |
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|
1734 | glEnd (); |
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1735 | |
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1736 | glDisable (GL_TEXTURE_2D); |
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1737 | gl.ActiveTexture (GL_TEXTURE0); |
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|
1738 | } |
|
|
1739 | else |
|
|
1740 | { |
|
|
1741 | /* simple blending of one texture, also opengl <1.3 path */ |
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|
1742 | glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); |
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1743 | |
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1744 | glBegin (GL_QUADS); |
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1745 | glTexCoord2f ( 0, 0); glVertex2f ( 0, 0); |
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1746 | glTexCoord2f ( 0, t1); glVertex2f ( 0, h1); |
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1747 | glTexCoord2f (s1, t1); glVertex2f (w1, h1); |
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1748 | glTexCoord2f (s1, 0); glVertex2f (w1, 0); |
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|
1749 | glEnd (); |
|
|
1750 | } |
|
|
1751 | |
|
|
1752 | glPopMatrix (); |
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|
1753 | |
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1754 | glDisable (GL_TEXTURE_2D); |
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|
1755 | glDisable (GL_BLEND); |
|
|
1756 | } |
|
|
1757 | |
1663 | IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type) |
1758 | IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type) |
1664 | CODE: |
1759 | CODE: |
1665 | { |
1760 | { |
1666 | GLint width; |
1761 | GLint width; |
1667 | glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0); |
1762 | glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0); |
… | |
… | |
2337 | } |
2432 | } |
2338 | } |
2433 | } |
2339 | } |
2434 | } |
2340 | |
2435 | |
2341 | void |
2436 | void |
2342 | draw_magicmap (DC::Map self, int dx, int dy, int w, int h, unsigned char *data) |
2437 | draw_magicmap (DC::Map self, int w, int h, unsigned char *data) |
2343 | CODE: |
2438 | CODE: |
2344 | { |
2439 | { |
2345 | static float color[16][3] = { |
2440 | static float color[16][3] = { |
2346 | { 0.00F, 0.00F, 0.00F }, |
2441 | { 0.00f, 0.00f, 0.00f }, |
2347 | { 1.00F, 1.00F, 1.00F }, |
2442 | { 1.00f, 1.00f, 1.00f }, |
2348 | { 0.00F, 0.00F, 0.55F }, |
2443 | { 0.00f, 0.00f, 0.55f }, |
2349 | { 1.00F, 0.00F, 0.00F }, |
2444 | { 1.00f, 0.00f, 0.00f }, |
2350 | |
2445 | |
2351 | { 1.00F, 0.54F, 0.00F }, |
2446 | { 1.00f, 0.54f, 0.00f }, |
2352 | { 0.11F, 0.56F, 1.00F }, |
2447 | { 0.11f, 0.56f, 1.00f }, |
2353 | { 0.93F, 0.46F, 0.00F }, |
2448 | { 0.93f, 0.46f, 0.00f }, |
2354 | { 0.18F, 0.54F, 0.34F }, |
2449 | { 0.18f, 0.54f, 0.34f }, |
2355 | |
2450 | |
2356 | { 0.56F, 0.73F, 0.56F }, |
2451 | { 0.56f, 0.73f, 0.56f }, |
2357 | { 0.80F, 0.80F, 0.80F }, |
2452 | { 0.80f, 0.80f, 0.80f }, |
2358 | { 0.55F, 0.41F, 0.13F }, |
2453 | { 0.55f, 0.41f, 0.13f }, |
2359 | { 0.99F, 0.77F, 0.26F }, |
2454 | { 0.99f, 0.77f, 0.26f }, |
2360 | |
2455 | |
2361 | { 0.74F, 0.65F, 0.41F }, |
2456 | { 0.74f, 0.65f, 0.41f }, |
2362 | |
2457 | |
2363 | { 0.00F, 1.00F, 1.00F }, |
2458 | { 0.00f, 1.00f, 1.00f }, |
2364 | { 1.00F, 0.00F, 1.00F }, |
2459 | { 1.00f, 0.00f, 1.00f }, |
2365 | { 1.00F, 1.00F, 0.00F }, |
2460 | { 1.00f, 1.00f, 0.00f }, |
2366 | }; |
2461 | }; |
2367 | |
2462 | |
2368 | int x, y; |
2463 | int x, y; |
2369 | |
2464 | |
2370 | glEnable (GL_TEXTURE_2D); |
2465 | glEnable (GL_TEXTURE_2D); |
… | |
… | |
2386 | |
2481 | |
2387 | if (m) |
2482 | if (m) |
2388 | { |
2483 | { |
2389 | float *c = color [m & 15]; |
2484 | float *c = color [m & 15]; |
2390 | |
2485 | |
2391 | float tx1 = m & 0x40 ? 0.5 : 0.; |
2486 | float tx1 = m & 0x40 ? 0.5f : 0.f; |
2392 | float tx2 = tx1 + 0.5; |
2487 | float tx2 = tx1 + 0.5f; |
2393 | |
2488 | |
2394 | glColor4f (c[0], c[1], c[2], 1); |
2489 | glColor4f (c[0], c[1], c[2], 1); |
2395 | glTexCoord2f (tx1, 0.); glVertex2i (x , y ); |
2490 | glTexCoord2f (tx1, 0.); glVertex2i (x , y ); |
2396 | glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1); |
2491 | glTexCoord2f (tx1, 1.); glVertex2i (x , y + 1); |
2397 | glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1); |
2492 | glTexCoord2f (tx2, 1.); glVertex2i (x + 1, y + 1); |
… | |
… | |
2421 | SvCUR_set (darkness3_sv, sw34 * sh3); |
2516 | SvCUR_set (darkness3_sv, sw34 * sh3); |
2422 | |
2517 | |
2423 | mx += self->x - 1; |
2518 | mx += self->x - 1; |
2424 | my += self->y - 1; |
2519 | my += self->y - 1; |
2425 | |
2520 | |
2426 | memset (darkness1, 255 - FOW_DARKNESS, sw1 * sh1); |
2521 | memset (darkness1, DARKNESS_ADJUST (255 - FOW_DARKNESS), sw1 * sh1); |
2427 | |
2522 | |
2428 | for (y = 0; y < sh1; y++) |
2523 | for (y = 0; y < sh1; y++) |
2429 | if (0 <= y + my && y + my < self->rows) |
2524 | if (0 <= y + my && y + my < self->rows) |
2430 | { |
2525 | { |
2431 | maprow *row = self->row + (y + my); |
2526 | maprow *row = self->row + (y + my); |
… | |
… | |
2434 | if (row->c0 <= x + mx && x + mx < row->c1) |
2529 | if (row->c0 <= x + mx && x + mx < row->c1) |
2435 | { |
2530 | { |
2436 | mapcell *cell = row->col + (x + mx - row->c0); |
2531 | mapcell *cell = row->col + (x + mx - row->c0); |
2437 | |
2532 | |
2438 | darkness1 [y * sw1 + x] = cell->darkness |
2533 | darkness1 [y * sw1 + x] = cell->darkness |
2439 | ? 255 - (cell->darkness - 1) |
2534 | ? DARKNESS_ADJUST (255 - (cell->darkness - 1)) |
2440 | : 255 - FOW_DARKNESS; |
2535 | : DARKNESS_ADJUST (255 - FOW_DARKNESS); |
2441 | } |
2536 | } |
2442 | } |
2537 | } |
2443 | |
2538 | |
2444 | for (y = 0; y < sh; ++y) |
2539 | for (y = 0; y < sh; ++y) |
2445 | for (x = 0; x < sw; ++x) |
2540 | for (x = 0; x < sw; ++x) |
… | |
… | |
2745 | void |
2840 | void |
2746 | set_position_r (DC::Channel self, int dx, int dy, int maxdistance) |
2841 | set_position_r (DC::Channel self, int dx, int dy, int maxdistance) |
2747 | CODE: |
2842 | CODE: |
2748 | { |
2843 | { |
2749 | int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance)); |
2844 | int distance = sqrtf (dx * dx + dy * dy) * (255.f / sqrtf (maxdistance * maxdistance)); |
2750 | int angle = 360 + (int)roundf (atan2f (dx, -dy) * 180.f / (float)M_PI); |
2845 | int angle = atan2f (dx, -dy) * 180.f / (float)M_PI + 360.f; |
2751 | Mix_SetPosition (self, angle, CLAMP (distance, 0, 255)); |
2846 | Mix_SetPosition (self, angle, CLAMP (distance, 0, 255)); |
2752 | } |
2847 | } |
2753 | |
2848 | |
2754 | void |
2849 | void |
2755 | set_reverse_stereo (DC::Channel self, int flip) |
2850 | set_reverse_stereo (DC::Channel self, int flip) |
… | |
… | |
2858 | } *civ, const_iv[] = { |
2953 | } *civ, const_iv[] = { |
2859 | # define const_iv(name) { # name, (IV)name } |
2954 | # define const_iv(name) { # name, (IV)name } |
2860 | const_iv (GL_VENDOR), |
2955 | const_iv (GL_VENDOR), |
2861 | const_iv (GL_VERSION), |
2956 | const_iv (GL_VERSION), |
2862 | const_iv (GL_EXTENSIONS), |
2957 | const_iv (GL_EXTENSIONS), |
|
|
2958 | const_iv (GL_MAX_TEXTURE_UNITS), |
2863 | const_iv (GL_COLOR_MATERIAL), |
2959 | const_iv (GL_COLOR_MATERIAL), |
2864 | const_iv (GL_SMOOTH), |
2960 | const_iv (GL_SMOOTH), |
2865 | const_iv (GL_FLAT), |
2961 | const_iv (GL_FLAT), |
2866 | const_iv (GL_DITHER), |
2962 | const_iv (GL_DITHER), |
2867 | const_iv (GL_BLEND), |
2963 | const_iv (GL_BLEND), |
… | |
… | |
2879 | const_iv (GL_ZERO), |
2975 | const_iv (GL_ZERO), |
2880 | const_iv (GL_SRC_ALPHA), |
2976 | const_iv (GL_SRC_ALPHA), |
2881 | const_iv (GL_DST_ALPHA), |
2977 | const_iv (GL_DST_ALPHA), |
2882 | const_iv (GL_ONE_MINUS_SRC_ALPHA), |
2978 | const_iv (GL_ONE_MINUS_SRC_ALPHA), |
2883 | const_iv (GL_ONE_MINUS_DST_ALPHA), |
2979 | const_iv (GL_ONE_MINUS_DST_ALPHA), |
|
|
2980 | const_iv (GL_SRC_COLOR), |
|
|
2981 | const_iv (GL_DST_COLOR), |
|
|
2982 | const_iv (GL_ONE_MINUS_SRC_COLOR), |
|
|
2983 | const_iv (GL_ONE_MINUS_DST_COLOR), |
2884 | const_iv (GL_SRC_ALPHA_SATURATE), |
2984 | const_iv (GL_SRC_ALPHA_SATURATE), |
2885 | const_iv (GL_RGB), |
2985 | const_iv (GL_RGB), |
2886 | const_iv (GL_RGBA), |
2986 | const_iv (GL_RGBA), |
2887 | const_iv (GL_RGBA4), |
2987 | const_iv (GL_RGBA4), |
2888 | const_iv (GL_RGBA8), |
2988 | const_iv (GL_RGBA8), |