Change the BLF_aspect function to handle 3d text.

This is need to properly handle 3d text (dalai work on GE), before
the BLF_aspect only take one argument, and the result was a call to:
	glScalef(aspect, aspect, 1.0)

Now the three value are store in the font (x, y and z) and also
need to be enable using BLF_enable(BLF_ASPECT).

By default all the code that don't have BLF_ASPECT enable work with
a scale of 1.0 (so nothing change to the current UI).

I also remove all the call of BLF_aspect(fontid, 1.0) found in
the editors, because is disable by default, so no need any more.

Campbell the only thing to check is the python api, right now
I modify the api to from:
	BLF_aspect(fontid, aspect)
to:
	BLF_aspect(fontid, aspect, aspect, 1.0)

This is to avoid break the api, but now you need add the BLF_ASPECT
option to the function py_blf_enable and in some point change
py_blf_aspect to take 3 arguments.

1 files changed, 2 insertions, 1 deletions

diff --git a/source/blender/blenfont/BLF_api.h b/source/blender/blenfont/BLF_api.h
index 84086742b15..b696c64023d 100644
--- a/source/blender/blenfont/BLF_api.h
+++ b/source/blender/blenfont/BLF_api.h
@@ -45,7 +45,7 @@ int BLF_load_mem_unique(const char *name, unsigned char *mem, int mem_size);
 /* Attach a file with metrics information from memory. */
 void BLF_metrics_attach(int fontid, unsigned char *mem, int mem_size);
 
-void BLF_aspect(int fontid, float aspect);
+void BLF_aspect(int fontid, float x, float y, float z);
 void BLF_position(int fontid, float x, float y, float z);
 void BLF_size(int fontid, int size, int dpi);
 
@@ -195,6 +195,7 @@ void BLF_dir_free(char **dirs, int count);
 #define BLF_SHADOW (1<<2)
 #define BLF_KERNING_DEFAULT (1<<3)
 #define BLF_MATRIX (1<<4)
+#define BLF_ASPECT (1<<5)
 
 // XXX, bad design
 extern int blf_mono_font;