=?UTF-8?Q?J=C3=B3zef=20Kucia=20?=: wined3d: Invalidate pixel shader only when rasterization is toggled.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4cfa13c5335b06d1c877994d9309da7a984498cb
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=4cfa13c5335b06d1c877994d9309da7a984498cb

Author: Józef Kucia <jkucia at codeweavers.com>
Date:   Tue Nov  7 14:29:17 2017 +0100

wined3d: Invalidate pixel shader only when rasterization is toggled.

Signed-off-by: Józef Kucia <jkucia at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/wined3d/drawprim.c        |  2 +-
 dlls/wined3d/glsl_shader.c     | 16 +++++++++++-----
 dlls/wined3d/wined3d_private.h |  6 ++++++
 3 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/dlls/wined3d/drawprim.c b/dlls/wined3d/drawprim.c
index 99f3ce2..95e79f7 100644
--- a/dlls/wined3d/drawprim.c
+++ b/dlls/wined3d/drawprim.c
@@ -648,7 +648,7 @@ void draw_primitive(struct wined3d_device *device, const struct wined3d_state *s
     {
         const struct wined3d_shader *shader = state->shader[WINED3D_SHADER_TYPE_GEOMETRY];
 
-        if (shader->u.gs.so_desc.rasterizer_stream_idx == WINED3D_NO_RASTERIZER_STREAM)
+        if (is_rasterization_disabled(shader))
         {
             glEnable(GL_RASTERIZER_DISCARD);
             checkGLcall("enable rasterizer discard");
diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index 6d0e6a1..0ff9ee4 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -266,6 +266,7 @@ struct glsl_context_data
 {
     struct glsl_shader_prog_link *glsl_program;
     GLenum vertex_color_clamp;
+    BOOL rasterization_disabled;
 };
 
 struct glsl_ps_compiled_shader
@@ -8062,7 +8063,6 @@ static GLuint shader_glsl_generate_geometry_shader(const struct wined3d_context
         struct shader_glsl_priv *priv, const struct wined3d_shader *shader, const struct gs_compile_args *args)
 {
     struct wined3d_string_buffer_list *string_buffers = &priv->string_buffers;
-    const struct wined3d_stream_output_desc *so_desc = &shader->u.gs.so_desc;
     const struct wined3d_shader_reg_maps *reg_maps = &shader->reg_maps;
     struct wined3d_string_buffer *buffer = &priv->shader_buffer;
     const struct wined3d_gl_info *gl_info = context->gl_info;
@@ -8089,9 +8089,9 @@ static GLuint shader_glsl_generate_geometry_shader(const struct wined3d_context
     if (!gl_info->supported[ARB_CLIP_CONTROL])
         shader_addline(buffer, "uniform vec4 pos_fixup;\n");
 
-    if (so_desc->rasterizer_stream_idx == WINED3D_NO_RASTERIZER_STREAM)
+    if (is_rasterization_disabled(shader))
     {
-        shader_glsl_generate_stream_output_setup(priv, shader, so_desc);
+        shader_glsl_generate_stream_output_setup(priv, shader, &shader->u.gs.so_desc);
     }
     else
     {
@@ -10013,7 +10013,7 @@ static void set_glsl_shader_program(const struct wined3d_context *context, const
     }
 
     /* A pixel shader is not used when rasterization is disabled. */
-    if (gshader && gshader->u.gs.so_desc.rasterizer_stream_idx == WINED3D_NO_RASTERIZER_STREAM)
+    if (is_rasterization_disabled(gshader))
     {
         ps_id = 0;
         ps_list = NULL;
@@ -11366,7 +11366,13 @@ static void glsl_vertex_pipe_hs(struct wined3d_context *context,
 static void glsl_vertex_pipe_geometry_shader(struct wined3d_context *context,
         const struct wined3d_state *state, DWORD state_id)
 {
-    context->shader_update_mask |= 1u << WINED3D_SHADER_TYPE_PIXEL;
+    struct glsl_context_data *ctx_data = context->shader_backend_data;
+    BOOL rasterization_disabled;
+
+    rasterization_disabled = is_rasterization_disabled(state->shader[WINED3D_SHADER_TYPE_GEOMETRY]);
+    if (ctx_data->rasterization_disabled != rasterization_disabled)
+        context->shader_update_mask |= 1u << WINED3D_SHADER_TYPE_PIXEL;
+    ctx_data->rasterization_disabled = rasterization_disabled;
 
     if (state->shader[WINED3D_SHADER_TYPE_DOMAIN])
         context->shader_update_mask |= 1u << WINED3D_SHADER_TYPE_DOMAIN;
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 31d83c7..5368be4 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -4325,6 +4325,12 @@ static inline BOOL needs_interpolation_qualifiers_for_shader_outputs(const struc
     return gl_info->glsl_version < MAKEDWORD_VERSION(4, 40);
 }
 
+static inline BOOL is_rasterization_disabled(const struct wined3d_shader *geometry_shader)
+{
+    return geometry_shader
+            && geometry_shader->u.gs.so_desc.rasterizer_stream_idx == WINED3D_NO_RASTERIZER_STREAM;
+}
+
 static inline DWORD wined3d_extract_bits(const DWORD *bitstream,
         unsigned int offset, unsigned int count)
 {