| … | |
… | |
| 1658 | glDisable (GL_ALPHA_TEST); |
1658 | glDisable (GL_ALPHA_TEST); |
| 1659 | glDisable (GL_BLEND); |
1659 | glDisable (GL_BLEND); |
| 1660 | } |
1660 | } |
| 1661 | } |
1661 | } |
| 1662 | |
1662 | |
|
|
1663 | void |
|
|
1664 | draw_fow_texture (float intensity, int name1, float s1, float t1, float w1, float h1) |
|
|
1665 | PROTOTYPE: @ |
|
|
1666 | CODE: |
|
|
1667 | { |
|
|
1668 | glEnable (GL_TEXTURE_2D); |
|
|
1669 | glEnable (GL_BLEND); |
|
|
1670 | glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); |
|
|
1671 | glBlendFunc (GL_ONE, GL_ONE_MINUS_SRC_ALPHA); |
|
|
1672 | |
|
|
1673 | glColor4f (intensity, intensity, intensity, 0.9); |
|
|
1674 | glPushMatrix (); |
|
|
1675 | glScalef (1./3, 1./3, 1.); |
|
|
1676 | |
|
|
1677 | glBindTexture (GL_TEXTURE_2D, name1); |
|
|
1678 | |
|
|
1679 | glBegin (GL_QUADS); |
|
|
1680 | glTexCoord2f ( 0, 0); glVertex2f ( 0, 0); |
|
|
1681 | glTexCoord2f ( 0, t1); glVertex2f ( 0, h1); |
|
|
1682 | glTexCoord2f (s1, t1); glVertex2f (w1, h1); |
|
|
1683 | glTexCoord2f (s1, 0); glVertex2f (w1, 0); |
|
|
1684 | glEnd (); |
|
|
1685 | |
|
|
1686 | glPopMatrix (); |
|
|
1687 | |
|
|
1688 | glDisable (GL_TEXTURE_2D); |
|
|
1689 | glDisable (GL_BLEND); |
|
|
1690 | } |
|
|
1691 | |
| 1663 | IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type) |
1692 | IV texture_valid_2d (GLint internalformat, GLsizei w, GLsizei h, GLenum format, GLenum type) |
| 1664 | CODE: |
1693 | CODE: |
| 1665 | { |
1694 | { |
| 1666 | GLint width; |
1695 | GLint width; |
| 1667 | glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0); |
1696 | glTexImage2D (GL_PROXY_TEXTURE_2D, 0, internalformat, w, h, 0, format, type, 0); |
| … | |
… | |
| 2858 | } *civ, const_iv[] = { |
2887 | } *civ, const_iv[] = { |
| 2859 | # define const_iv(name) { # name, (IV)name } |
2888 | # define const_iv(name) { # name, (IV)name } |
| 2860 | const_iv (GL_VENDOR), |
2889 | const_iv (GL_VENDOR), |
| 2861 | const_iv (GL_VERSION), |
2890 | const_iv (GL_VERSION), |
| 2862 | const_iv (GL_EXTENSIONS), |
2891 | const_iv (GL_EXTENSIONS), |
|
|
2892 | const_iv (GL_MAX_TEXTURE_UNITS), |
| 2863 | const_iv (GL_COLOR_MATERIAL), |
2893 | const_iv (GL_COLOR_MATERIAL), |
| 2864 | const_iv (GL_SMOOTH), |
2894 | const_iv (GL_SMOOTH), |
| 2865 | const_iv (GL_FLAT), |
2895 | const_iv (GL_FLAT), |
| 2866 | const_iv (GL_DITHER), |
2896 | const_iv (GL_DITHER), |
| 2867 | const_iv (GL_BLEND), |
2897 | const_iv (GL_BLEND), |
| … | |
… | |
| 2879 | const_iv (GL_ZERO), |
2909 | const_iv (GL_ZERO), |
| 2880 | const_iv (GL_SRC_ALPHA), |
2910 | const_iv (GL_SRC_ALPHA), |
| 2881 | const_iv (GL_DST_ALPHA), |
2911 | const_iv (GL_DST_ALPHA), |
| 2882 | const_iv (GL_ONE_MINUS_SRC_ALPHA), |
2912 | const_iv (GL_ONE_MINUS_SRC_ALPHA), |
| 2883 | const_iv (GL_ONE_MINUS_DST_ALPHA), |
2913 | const_iv (GL_ONE_MINUS_DST_ALPHA), |
|
|
2914 | const_iv (GL_SRC_COLOR), |
|
|
2915 | const_iv (GL_DST_COLOR), |
|
|
2916 | const_iv (GL_ONE_MINUS_SRC_COLOR), |
|
|
2917 | const_iv (GL_ONE_MINUS_DST_COLOR), |
| 2884 | const_iv (GL_SRC_ALPHA_SATURATE), |
2918 | const_iv (GL_SRC_ALPHA_SATURATE), |
| 2885 | const_iv (GL_RGB), |
2919 | const_iv (GL_RGB), |
| 2886 | const_iv (GL_RGBA), |
2920 | const_iv (GL_RGBA), |
| 2887 | const_iv (GL_RGBA4), |
2921 | const_iv (GL_RGBA4), |
| 2888 | const_iv (GL_RGBA8), |
2922 | const_iv (GL_RGBA8), |
