wined3d: Generate geometry shader outputs when NULL pixel shader is used.

dlls/wined3d/glsl_shader.c

@@ -7063,7 +7063,7 @@ static GLuint shader_glsl_generate_geometry_shader(const struct wined3d_context
     shader_generate_glsl_declarations(context, buffer, shader, reg_maps, &priv_ctx);
     if (!gl_info->supported[ARB_CLIP_CONTROL])
         shader_addline(buffer, "uniform vec4 pos_fixup;\n");
-    shader_glsl_generate_sm4_rasterizer_input_setup(priv, shader, args->ps_input_count, gl_info);
+    shader_glsl_generate_sm4_rasterizer_input_setup(priv, shader, args->output_count, gl_info);
     shader_addline(buffer, "void main()\n{\n");
     if (FAILED(shader_generate_main(shader, buffer, reg_maps, &priv_ctx)))
         return 0;

dlls/wined3d/shader.c

@@ -3407,8 +3407,8 @@ static HRESULT geometry_shader_init(struct wined3d_shader *shader, struct wined3
 void find_gs_compile_args(const struct wined3d_state *state, const struct wined3d_shader *shader,
         struct gs_compile_args *args)
 {
-    args->ps_input_count = state->shader[WINED3D_SHADER_TYPE_PIXEL]
-            ? state->shader[WINED3D_SHADER_TYPE_PIXEL]->limits->packed_input : 0;
+    args->output_count = state->shader[WINED3D_SHADER_TYPE_PIXEL]
+            ? state->shader[WINED3D_SHADER_TYPE_PIXEL]->limits->packed_input : shader->limits->packed_output;
 }
 
 void find_ps_compile_args(const struct wined3d_state *state, const struct wined3d_shader *shader,

dlls/wined3d/wined3d_private.h

@@ -1312,7 +1312,7 @@ struct vs_compile_args
 
 struct gs_compile_args
 {
-    unsigned int ps_input_count;
+    unsigned int output_count;
 };
 
 struct wined3d_context;