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add GLTextPanel, initial work on nested coordinate systems

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This commit is contained in:
Charles J. Cliffe
2015-07-01 00:34:32 -04:00
parent b28c8dbc3e
commit 48308145b7
6 changed files with 75 additions and 16 deletions
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src/util/GLFont.cpp
+10 -6
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@@ -397,16 +397,20 @@ float GLFont::getStringWidth(std::string str, float size, float viewAspect) {
return width;
}
void GLFont::drawString(std::string str, float xpos, float ypos, int pxHeight, Align hAlign, Align vAlign) {
void GLFont::drawString(std::string str, float xpos, float ypos, int pxHeight, Align hAlign, Align vAlign, int vpx, int vpy) {
GLint vp[4];
pxHeight *= 2;
glGetIntegerv( GL_VIEWPORT, vp);
float size = (float) pxHeight / (float) vp[3];
float viewAspect = (float) vp[2] / (float) vp[3];
if (!vpx || !vpy) {
GLint vp[4];
glGetIntegerv( GL_VIEWPORT, vp);
vpx = vp[2];
vpy = vp[3];
}
float size = (float) pxHeight / (float) vpy;
float viewAspect = (float) vpx / (float) vpy;
float msgWidth = getStringWidth(str, size, viewAspect);
glPushMatrix();