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renderhud modifications

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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@4642 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
flowtron
2009-08-30 19:02:12 +00:00
parent a7042bb26c
commit c7db42bfb4
1 changed files with 20 additions and 22 deletions
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source/src/renderhud.cpp
+20 -22
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@@ -89,37 +89,35 @@ void drawscope()
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
static Texture *scopetex = NULL;
if(!scopetex) scopetex = textureload("packages/misc/scope.png", 3);
glBindTexture(GL_TEXTURE_2D, scopetex->id);
glBegin(GL_QUADS);
glColor3ub(255,255,255);
// figure out the bounds of the scope given the desired aspect ratio
float w = min(scopeaspect*VIRTH, float(VIRTW)),
x1 = VIRTW/2 - w/2,
x2 = VIRTW/2 + w/2;
float s1 = VIRTW/16, s2 = VIRTH/24;
glDisable(GL_BLEND);
glBegin(GL_QUADS);
glColor3ub( 0, 0, 0);
glVertex2f( 0, 0); glVertex2f(VIRTW, 0); glVertex2f(VIRTW, 4*s2); glVertex2f( 0, 4*s2);
glVertex2f( 0, 4*s2); glVertex2f( 3*s1, 4*s2); glVertex2f( 3*s1, 20*s2); glVertex2f( 0, 20*s2);
glVertex2f( 0, 20*s2); glVertex2f(VIRTW, 20*s2); glVertex2f(VIRTW, VIRTH); glVertex2f( 0, VIRTH);
glVertex2f(13*s1, 4*s2); glVertex2f(VIRTW, 4*s2); glVertex2f(VIRTW, 20*s2); glVertex2f(13*s1,20*s2);
glEnd();
glBegin(GL_TRIANGLES);
glVertex2f( 3*s1, 3*s2); glVertex2f( 7*s1, 3*s2); glVertex2f( 3*s1, 9*s2);
glVertex2f( 9*s1, 3*s2); glVertex2f(14*s1, 3*s2); glVertex2f(14*s1, 9*s2);
glVertex2f(14*s1,15*s2); glVertex2f(14*s1,20*s2); glVertex2f( 9*s1,20*s2);
glVertex2f( 7*s1,20*s2); glVertex2f( 3*s1,20*s2); glVertex2f( 3*s1,15*s2);
glEnd();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glBindTexture(GL_TEXTURE_2D, scopetex->id);
glBegin(GL_QUADS);
glColor3ub(255,255,255);
glTexCoord2f(0, 0); glVertex2f(x1, 0);
glTexCoord2f(1, 0); glVertex2f(x2, 0);
glTexCoord2f(1, 1); glVertex2f(x2, VIRTH);
glTexCoord2f(0, 1); glVertex2f(x1, VIRTH);
// fill unused space with border texels
if(x1 > 0)
{
glTexCoord2f(0, 0); glVertex2f(0, 0);
glTexCoord2f(0, 0); glVertex2f(x1, 0);
glTexCoord2f(0, 1); glVertex2f(x1, VIRTH);
glTexCoord2f(0, 1); glVertex2f(0, VIRTH);
}
if(x2 < VIRTW)
{
glTexCoord2f(1, 0); glVertex2f(x2, 0);
glTexCoord2f(1, 0); glVertex2f(VIRTW, 0);
glTexCoord2f(1, 1); glVertex2f(VIRTW, VIRTH);
glTexCoord2f(1, 1); glVertex2f(x2, VIRTH);
}
glEnd();
}