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authorBrian <brian@yutani.localnet.net>2006-12-20 09:57:56 -0700
committerBrian <brian@yutani.localnet.net>2006-12-20 09:57:56 -0700
commit79a340bc15e13643b1016d011556ba622dd18a5f (patch)
tree4689ad270c871f5e8140f34d8c554d08903c7858 /src
parentf2923613a40e07d06ce08d3355f3120d81b9e759 (diff)
use cast wrappers for sanity checking
Diffstat (limited to 'src')
-rw-r--r--src/mesa/shader/slang/slang_link2.c29
1 files changed, 23 insertions, 6 deletions
diff --git a/src/mesa/shader/slang/slang_link2.c b/src/mesa/shader/slang/slang_link2.c
index fa29e42706..d3d5394265 100644
--- a/src/mesa/shader/slang/slang_link2.c
+++ b/src/mesa/shader/slang/slang_link2.c
@@ -269,6 +269,23 @@ slang_resolve_branches(struct gl_program *prog)
}
+/** cast wrapper */
+static struct gl_vertex_program *
+vertex_program(struct gl_program *prog)
+{
+ assert(prog->Target == GL_VERTEX_PROGRAM_ARB);
+ return (struct gl_vertex_program *) prog;
+}
+
+
+/** cast wrapper */
+static struct gl_fragment_program *
+fragment_program(struct gl_program *prog)
+{
+ assert(prog->Target == GL_FRAGMENT_PROGRAM_ARB);
+ return (struct gl_fragment_program *) prog;
+}
+
/**
* Shader linker. Currently:
@@ -305,9 +322,9 @@ _slang_link2(GLcontext *ctx,
fragProg = NULL;
for (i = 0; i < shProg->NumShaders; i++) {
if (shProg->Shaders[i]->Type == GL_VERTEX_SHADER)
- vertProg = (struct gl_vertex_program *) shProg->Shaders[i]->Programs[0];
+ vertProg = vertex_program(shProg->Shaders[i]->Programs[0]);
else if (shProg->Shaders[i]->Type == GL_FRAGMENT_SHADER)
- fragProg = (struct gl_fragment_program *) shProg->Shaders[i]->Programs[0];
+ fragProg = fragment_program(shProg->Shaders[i]->Programs[0]);
else
_mesa_problem(ctx, "unexpected shader target in slang_link2()");
}
@@ -329,10 +346,10 @@ _slang_link2(GLcontext *ctx,
* Make copies of the vertex/fragment programs now since we'll be
* changing src/dst registers after merging the uniforms and varying vars.
*/
- shProg->VertexProgram = (struct gl_vertex_program *)
- _mesa_clone_program(ctx, &vertProg->Base);
- shProg->FragmentProgram = (struct gl_fragment_program *)
- _mesa_clone_program(ctx, &fragProg->Base);
+ shProg->VertexProgram
+ = vertex_program(_mesa_clone_program(ctx, &vertProg->Base));
+ shProg->FragmentProgram
+ = fragment_program(_mesa_clone_program(ctx, &fragProg->Base));
link_varying_vars(shProg, &shProg->VertexProgram->Base);
link_varying_vars(shProg, &shProg->FragmentProgram->Base);