implemented a fixed function fallback for water, but it is disabled

[xonotic/darkplaces.git] / gl_backend.c

diff --git a/gl_backend.c b/gl_backend.c
index 7daeff35e9586ac7b3a78735ed514eac55bb8b8a..c6956ba7af64c0c37863811a9a88b428517b70c9 100644 (file)
--- a/gl_backend.c
+++ b/gl_backend.c
@@ -908,6 +908,26 @@ void GL_TransformToScreen(const vec4_t in, vec4_t out)
        out[2] = r_view.z + (out[2] * iw + 1.0f) * r_view.depth * 0.5f;
 }
 
+/*
+void GL_TransformToScreenTexCoords(int numverts, const float *in3f, float *out2f, float scalex, float scaley, float basex, float basey)
+{
+       int i;
+       vec4_t in, temp;
+       float iw;
+       matrix4x4_t mat;
+       in[3] = 1;
+       Matrix4x4_Concat(&mat, &backend_projectmatrix, &backend_viewmatrix);
+       for (i = 0;i < numverts;i++)
+       {
+               VectorCopy(in3f + i * 3, in);
+               Matrix4x4_Transform4 (&mat, in, temp);
+               iw = 1.0f / temp[3];
+               out2f[i*2+0] = (temp[0] * iw) * scalex + basex;
+               out2f[i*2+1] = (temp[1] * iw) * scaley + basey;
+       }
+}
+*/
+
 // called at beginning of frame
 void R_Mesh_Start(void)
 {