Józef Kucia : wined3d: Implement SV_VertexID in GLSL backend.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 05f6f111bf7fb843eb5c7f275e30b9bcb48171f4
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=05f6f111bf7fb843eb5c7f275e...

Author: Józef Kucia 
Date:   Wed May 18 00:04:37 2016 +0200

wined3d: Implement SV_VertexID in GLSL backend.

Signed-off-by: Józef Kucia 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

dlls/wined3d/glsl_shader.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index df50f6a..4e58262 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -1914,7 +1914,10 @@ static void shader_generate_glsl_declarations(const struct wined3d_context *cont
         for (i = 0; i < shader->input_signature.element_count; ++i)
         {
             const struct wined3d_shader_signature_element *e = &shader->input_signature.elements[i];
-            if (e->sysval_semantic == WINED3D_SV_INSTANCE_ID)
+            if (e->sysval_semantic == WINED3D_SV_VERTEX_ID)
+                shader_addline(buffer, "vec4 %s_in%u = vec4(intBitsToFloat(gl_VertexID), 0.0, 0.0, 0.0);\n",
+                        prefix, e->register_idx);
+            else if (e->sysval_semantic == WINED3D_SV_INSTANCE_ID)
                 shader_addline(buffer, "vec4 %s_in%u = vec4(intBitsToFloat(gl_InstanceID), 0.0, 0.0, 0.0);\n",
                         prefix, e->register_idx);
             else