kai/assaultcube-
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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@904 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
Lee Salzman
2007-04-03 19:20:45 +00:00
parent fae7543e2a
commit a14b20ac6b
10 changed files with 265 additions and 273 deletions
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source/src/texture.cpp
+72
View File
@@ -5,6 +5,8 @@
Texture *crosshair = NULL;
hashtable<char *, Texture> textures;
void overbright(float amount) { if(hasoverbright) glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, amount ); }
void createtexture(int tnum, int w, int h, void *pixels, int clamp, bool mipmap, GLenum format)
{
glBindTexture(GL_TEXTURE_2D, tnum);
@@ -118,3 +120,73 @@ int lookuptexture(int tex, int &xs, int &ys)
return t->id;
}
static Texture *sky[6] = {NULL, NULL, NULL, NULL, NULL, NULL};
void loadsky(char *basename)
{
char *side[] = { "ft", "bk", "lf", "rt", "dn", "up" };
loopi(6)
{
s_sprintfd(name)("packages/%s_%s.jpg", basename, side[i]);
sky[i] = textureload(name, 3);
if(!sky[i]) conoutf("could not load sky texture: %s", name);
}
}
COMMAND(loadsky, ARG_1STR);
void draw_envbox_face(float s0, float t0, int x0, int y0, int z0,
float s1, float t1, int x1, int y1, int z1,
float s2, float t2, int x2, int y2, int z2,
float s3, float t3, int x3, int y3, int z3,
Texture *tex)
{
glBindTexture(GL_TEXTURE_2D, tex->id);
glBegin(GL_QUADS);
glTexCoord2f(s3, t3); glVertex3i(x3, y3, z3);
glTexCoord2f(s2, t2); glVertex3i(x2, y2, z2);
glTexCoord2f(s1, t1); glVertex3i(x1, y1, z1);
glTexCoord2f(s0, t0); glVertex3i(x0, y0, z0);
glEnd();
xtraverts += 4;
}
void draw_envbox(int w)
{
if(!sky[0]) return;
glDepthMask(GL_FALSE);
draw_envbox_face(1.0f, 1.0f, -w, -w, w,
0.0f, 1.0f, w, -w, w,
0.0f, 0.0f, w, -w, -w,
1.0f, 0.0f, -w, -w, -w, sky[0]);
draw_envbox_face(1.0f, 1.0f, +w, w, w,
0.0f, 1.0f, -w, w, w,
0.0f, 0.0f, -w, w, -w,
1.0f, 0.0f, +w, w, -w, sky[1]);
draw_envbox_face(0.0f, 0.0f, -w, -w, -w,
1.0f, 0.0f, -w, w, -w,
1.0f, 1.0f, -w, w, w,
0.0f, 1.0f, -w, -w, w, sky[2]);
draw_envbox_face(1.0f, 1.0f, +w, -w, w,
0.0f, 1.0f, +w, w, w,
0.0f, 0.0f, +w, w, -w,
1.0f, 0.0f, +w, -w, -w, sky[3]);
draw_envbox_face(0.0f, 1.0f, -w, w, w,
0.0f, 0.0f, +w, w, w,
1.0f, 0.0f, +w, -w, w,
1.0f, 1.0f, -w, -w, w, sky[4]);
draw_envbox_face(0.0f, 1.0f, +w, w, -w,
0.0f, 0.0f, -w, w, -w,
1.0f, 0.0f, -w, -w, -w,
1.0f, 1.0f, +w, -w, -w, sky[5]);
glDepthMask(GL_TRUE);
}