From 4e7af5c3e0995a737a64fad8ed841b24e8f58f13 Mon Sep 17 00:00:00 2001
From: Bill Currie <bill@taniwha.org>
Date: Wed, 28 Dec 2011 14:27:59 +0900
Subject: [PATCH] Add a function to dump the info for all attribute arrays.

---
 include/QF/GLSL/qf_vid.h             |  1 +
 libs/video/targets/vid_common_glsl.c | 35 ++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/include/QF/GLSL/qf_vid.h b/include/QF/GLSL/qf_vid.h
index c731315eb..a6feb89f5 100644
--- a/include/QF/GLSL/qf_vid.h
+++ b/include/QF/GLSL/qf_vid.h
@@ -43,5 +43,6 @@ void GL_EndRendering (void);
 int GL_CompileShader (const char *name, const char *shader_src, int type);
 int GL_LinkProgram (const char *name, int vert, int frag);
 int GL_ResolveShaderParam (int program, shaderparam_t *param);
+void GL_DumpAttribArrays (void);
 
 #endif // __QF_GLSL_vid_h
diff --git a/libs/video/targets/vid_common_glsl.c b/libs/video/targets/vid_common_glsl.c
index 0c32bf283..6a2a2ac10 100644
--- a/libs/video/targets/vid_common_glsl.c
+++ b/libs/video/targets/vid_common_glsl.c
@@ -336,3 +336,38 @@ GL_ResolveShaderParam (int program, shaderparam_t *param)
 	}
 	return param->location;
 }
+
+void
+GL_DumpAttribArrays (void)
+{
+	GLint       max = 0;
+	GLint       ind;
+	GLint       enabled;
+	GLint       size = -1;
+	GLint       stride = -1;
+	GLint       type = -1;
+	GLint       norm = -1;
+	GLint       binding = -1;
+	GLint       current = -1;
+	void       *pointer = 0;
+
+	qfglGetIntegerv (GL_MAX_VERTEX_ATTRIBS, &max);
+
+	for (ind = 0; ind < max; ind++) {
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_ENABLED, &enabled);
+		if (!enabled)
+			continue;
+		Sys_Printf ("attrib %d: %sabled\n", ind, enabled ? "en" : "dis");
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_SIZE, &size);
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_STRIDE, &stride);
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_TYPE, &type);
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_NORMALIZED, &norm);
+		qfglGetVertexAttribiv (ind, GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING,
+							   &binding);
+		qfglGetVertexAttribiv (ind, GL_CURRENT_VERTEX_ATTRIB, &current);
+		qfglGetVertexAttribPointerv (ind, GL_VERTEX_ATTRIB_ARRAY_POINTER,
+									 &pointer);
+		Sys_Printf ("    %d %d '%s' %d %d %d %p\n", size, stride,
+					type_name (type), norm, binding, current, pointer);
+	}
+}