Added texture loading example.

examples/06-bump/vs_bump.sc

@@ -0,0 +1,41 @@
+$input a_position, a_normal, a_tangent, a_texcoord0, i_data0, i_data1, i_data2, i_data3
+$output v_wpos, v_view, v_normal, v_tangent, v_texcoord0
+
+/*
+ * Copyright 2011-2012 Branimir Karadzic. All rights reserved.
+ * License: http://www.opensource.org/licenses/BSD-2-Clause
+ */
+
+#include "../common/common.sh"
+
+void main()
+{
+	mat4 model;
+	model[0] = i_data0;
+	model[1] = i_data1;
+	model[2] = i_data2;
+	model[3] = i_data3;
+
+	vec3 wpos = instMul(model, vec4(a_position, 1.0) ).xyz;
+	gl_Position = mul(u_viewProj, vec4(wpos, 1.0) );
+	
+	vec3 normal = a_normal * 2.0f - 1.0f;
+	vec3 wnormal = instMul(model, vec4(normal, 0.0) ).xyz;
+
+	vec3 tangent = a_tangent * 2.0f - 1.0f;
+	vec3 wtangent = instMul(model, vec4(tangent.xyz, 0.0) ).xyz;
+
+	vec3 viewNormal = normalize(mul(u_view, vec4(wnormal, 0.0) ).xyz);
+	vec3 viewTangent = normalize(mul(u_view, vec4(wtangent, 0.0) ).xyz);
+	mat3 tbn = mat3(viewTangent, cross(viewNormal, viewTangent), viewNormal);
+
+	v_wpos = wpos;
+
+	vec3 view = -mul(u_view, vec4(wpos, 1.0) ).xyz;
+	v_view = mul(tbn, view);
+
+	v_normal = viewNormal;
+	v_tangent = viewTangent;
+
+	v_texcoord0 = a_texcoord0;
+}