From 12ffee5d58de487cd03e274f7d6f7118d9ad8206 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Mon, 1 Feb 2010 13:03:25 -0700
Subject: mesa: added _mesa_print_vp/p_inputs() functions (debug aids)

---
 src/mesa/shader/prog_print.c | 41 +++++++++++++++++++++++++++++++++++++++++
 src/mesa/shader/prog_print.h |  6 ++++++
 2 files changed, 47 insertions(+)

(limited to 'src/mesa/shader')

diff --git a/src/mesa/shader/prog_print.c b/src/mesa/shader/prog_print.c
index 9f9789e010..54fd88ad4f 100644
--- a/src/mesa/shader/prog_print.c
+++ b/src/mesa/shader/prog_print.c
@@ -150,6 +150,10 @@ arb_input_attrib_string(GLint index, GLenum progType)
       "fragment.varying[7]"
    };
 
+   /* sanity checks */
+   assert(strcmp(vertAttribs[VERT_ATTRIB_TEX0], "vertex.texcoord[0]") == 0);
+   assert(strcmp(vertAttribs[VERT_ATTRIB_GENERIC15], "vertex.attrib[15]") == 0);
+
    if (progType == GL_VERTEX_PROGRAM_ARB) {
       assert(index < sizeof(vertAttribs) / sizeof(vertAttribs[0]));
       return vertAttribs[index];
@@ -161,6 +165,43 @@ arb_input_attrib_string(GLint index, GLenum progType)
 }
 
 
+/**
+ * Print a vertex program's InputsRead field in human-readable format.
+ * For debugging.
+ */
+void
+_mesa_print_vp_inputs(GLbitfield inputs)
+{
+   _mesa_printf("VP Inputs 0x%x: \n", inputs);
+   while (inputs) {
+      GLint attr = _mesa_ffs(inputs) - 1;
+      const char *name = arb_input_attrib_string(attr,
+                                                 GL_VERTEX_PROGRAM_ARB);
+      _mesa_printf("  %d: %s\n", attr, name);
+      inputs &= ~(1 << attr);
+   }
+}
+
+
+/**
+ * Print a fragment program's InputsRead field in human-readable format.
+ * For debugging.
+ */
+void
+_mesa_print_fp_inputs(GLbitfield inputs)
+{
+   _mesa_printf("FP Inputs 0x%x: \n", inputs);
+   while (inputs) {
+      GLint attr = _mesa_ffs(inputs) - 1;
+      const char *name = arb_input_attrib_string(attr,
+                                                 GL_FRAGMENT_PROGRAM_ARB);
+      _mesa_printf("  %d: %s\n", attr, name);
+      inputs &= ~(1 << attr);
+   }
+}
+
+
+
 /**
  * Return ARB_v/f_prog-style output attrib string.
  */
diff --git a/src/mesa/shader/prog_print.h b/src/mesa/shader/prog_print.h
index fc286ded54..9ab7456016 100644
--- a/src/mesa/shader/prog_print.h
+++ b/src/mesa/shader/prog_print.h
@@ -37,6 +37,12 @@ typedef enum {
 } gl_prog_print_mode;
 
 
+extern void
+_mesa_print_vp_inputs(GLbitfield inputs);
+
+extern void
+_mesa_print_fp_inputs(GLbitfield inputs);
+
 extern const char *
 _mesa_condcode_string(GLuint condcode);
 
-- 
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