From 0711f10b1f896beba0d9d0105399eb9a5069612a Mon Sep 17 00:00:00 2001
From: "U-PH3NOM-PC\\PH3NOM" <PH3NOM@PH3NOM-PC.(none)>
Date: Tue, 26 Aug 2014 18:11:41 -0700
Subject: [PATCH] #Fixed glVertex2f to perform as the standard defines.
 glKosVertex2f is added for direct submission to PVR of 2D vertices with no
 transform.

---
 gl-api.c     | 19 ++++++++++---------
 include/gl.h |  8 ++++++--
 2 files changed, 16 insertions(+), 11 deletions(-)

diff --git a/gl-api.c b/gl-api.c
index d2b0be2..2577e16 100755
--- a/gl-api.c
+++ b/gl-api.c
@@ -72,10 +72,6 @@ static GLubyte GL_ENABLE_SUPERSAMP  = 0;
 static GLubyte GL_FACE_FRONT  = 0;
 static GLubyte GL_CLAMP_ST    = 0;
 
-/* Primitive 2D Position Submission */
-void (*glVertex2f)(float, float);
-void (*glVertex2fv)(float *);
-
 /* Primitive 3D Position Submission */
 void (*glVertex3f)(float, float, float);
 void (*glVertex3fv)(float *);
@@ -1038,9 +1034,6 @@ void glBegin(unsigned int mode) {
         glVertex3f = _glKosVertex3ft;
         glVertex3fv = _glKosVertex3ftv;
     }
-
-    glVertex2f = _glKosVertex2ft;
-    glVertex2fv = _glKosVertex2ftv;
 }
 
 void _glKosTransformClipBuf(pvr_vertex_t *v, GLuint verts) {
@@ -1133,7 +1126,15 @@ void glEnd() {
     }
 }
 
-void _glKosVertex2ft(float x, float y) {
+void glVertex2f(GLfloat x, GLfloat y) {
+    return _glKosVertex3ft(x, y, 0.0f);
+}
+
+void glVertex2fv(GLfloat *xy) {
+	return _glKosVertex3ft(xy[0], xy[1], 0.0f);
+}
+
+void glKosVertex2f(GLfloat x, GLfloat y) {
     pvr_vertex_t *v = _glKosVertexBufPointer();
 
     v->x = x;
@@ -1149,7 +1150,7 @@ void _glKosVertex2ft(float x, float y) {
     ++GL_VERTICES;
 }
 
-void _glKosVertex2ftv(float *xy) {
+void glKosVertex2fv(GLfloat *xy) {
     pvr_vertex_t *v = _glKosVertexBufPointer();
 
     v->x = xy[0];
diff --git a/include/gl.h b/include/gl.h
index b97b4d8..b56d857 100755
--- a/include/gl.h
+++ b/include/gl.h
@@ -352,8 +352,12 @@ GLAPI void APIENTRY glNormal3f(float x, float y, float z);
 GLAPI void APIENTRY glNormal3fv(float *xyz);
 
 /* Primitive 2D Position Submission */
-GLAPI void APIENTRY(*glVertex2f)(float, float);
-GLAPI void APIENTRY(*glVertex2fv)(float *);
+GLAPI void APIENTRY glVertex2f(GLfloat x, GLfloat y);
+GLAPI void APIENTRY glVertex2fv(GLfloat *xy);
+
+/* Non-Standard KOS Primitive 2D Submission.  This will perform no tranformations on the vertices. */
+GLAPI void APIENTRY glKosVertex2f(GLfloat x, GLfloat y);
+GLAPI void APIENTRY glKosVertex2fv(GLfloat *xy);
 
 /* Primitive 3D Position Submission */
 GLAPI void APIENTRY(*glVertex3f)(float, float, float);