add a general primitive with support for points, lines and triangles.

also got rid of the dependency on OBJ for the entire renderer,
instead letting the user load a Model from any given OBJ. this
modularity will allow for other formats to be used in the same
way, relying on a single, internal representation for the
entire pipeline.

3 files changed, 127 insertions, 0 deletions

diff --git a/doc/libgraphics.ms b/doc/libgraphics.ms
index 31a44af..8e48b87 100644
--- a/doc/libgraphics.ms
+++ b/doc/libgraphics.ms
@@ -13,6 +13,7 @@ Rendering graph
 .ps 7
 circlerad = 0.3
 moveht = 0.1
+arrowhead = 9
 box "Renderjob"
 arrow
 R: circle "renderer"
diff --git a/doc/libgraphics.pdf b/doc/libgraphics.pdf
index 775d825..b803382 100644
--- a/doc/libgraphics.pdf
+++ b/doc/libgraphics.pdf
diff --git a/doc/libgraphics.ps b/doc/libgraphics.ps
index 081c5d0..6784015 100644
--- a/doc/libgraphics.ps
+++ b/doc/libgraphics.ps
@@ -636,11 +636,25 @@ mark
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