Import aap/librw @ masterHEADmaster

Snapshot for re3/reVC vendoring, per @lzcnt.
Source: https://github.com/aap/librw (master).

1 files changed, 34 insertions, 0 deletions

diff --git a/src/gl/shaders/skin_gl.inc b/src/gl/shaders/skin_gl.inc
new file mode 100644
index 0000000..7d1268e
--- /dev/null
+++ b/src/gl/shaders/skin_gl.inc
@@ -0,0 +1,34 @@
+const char *skin_vert_src =
+"uniform mat4 u_boneMatrices[64];\n"
+
+"VSIN(ATTRIB_POS)	vec3 in_pos;\n"
+
+"VSOUT vec4 v_color;\n"
+"VSOUT vec2 v_tex0;\n"
+"VSOUT float v_fog;\n"
+
+"void\n"
+"main(void)\n"
+"{\n"
+"	vec3 SkinVertex = vec3(0.0, 0.0, 0.0);\n"
+"	vec3 SkinNormal = vec3(0.0, 0.0, 0.0);\n"
+"	for(int i = 0; i < 4; i++){\n"
+"		SkinVertex += (u_boneMatrices[int(in_indices[i])] * vec4(in_pos, 1.0)).xyz * in_weights[i];\n"
+"		SkinNormal += (mat3(u_boneMatrices[int(in_indices[i])]) * in_normal) * in_weights[i];\n"
+"	}\n"
+
+"	vec4 Vertex = u_world * vec4(SkinVertex, 1.0);\n"
+"	gl_Position = u_proj * u_view * Vertex;\n"
+"	vec3 Normal = mat3(u_world) * SkinNormal;\n"
+
+"	v_tex0 = in_tex0;\n"
+
+"	v_color = in_color;\n"
+"	v_color.rgb += u_ambLight.rgb*surfAmbient;\n"
+"	v_color.rgb += DoDynamicLight(Vertex.xyz, Normal)*surfDiffuse;\n"
+"	v_color = clamp(v_color, 0.0, 1.0);\n"
+"	v_color *= u_matColor;\n"
+
+"	v_fog = DoFog(gl_Position.z);\n"
+"}\n"
+;