From 52659e3c238d961de1f25bed9254747f2f931547 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Tue, 1 Jan 2008 15:17:30 -0700
Subject: [PATCH] Clean-up, re-org some vertex/fragment shader state code.

---
 src/mesa/pipe/softpipe/sp_context.h       |  7 ++---
 src/mesa/pipe/softpipe/sp_state.h         | 12 ++++++--
 src/mesa/pipe/softpipe/sp_state_derived.c |  2 +-
 src/mesa/pipe/softpipe/sp_state_fs.c      | 35 ++++++++++-------------
 4 files changed, 27 insertions(+), 29 deletions(-)

diff --git a/src/mesa/pipe/softpipe/sp_context.h b/src/mesa/pipe/softpipe/sp_context.h
index 0b25e4c40b9..394baf01097 100644
--- a/src/mesa/pipe/softpipe/sp_context.h
+++ b/src/mesa/pipe/softpipe/sp_context.h
@@ -43,13 +43,10 @@ struct softpipe_winsys;
 struct draw_context;
 struct draw_stage;
 struct softpipe_tile_cache;
+struct sp_fragment_shader_state;
+struct sp_vertex_shader_state;
 
 
-struct sp_vertex_shader_state {
-   struct pipe_shader_state *state;
-   void  *draw_data;
-};
-
 struct softpipe_context {
    struct pipe_context pipe;  /**< base class */
    struct softpipe_winsys *winsys;	/**< window system interface */
diff --git a/src/mesa/pipe/softpipe/sp_state.h b/src/mesa/pipe/softpipe/sp_state.h
index ed16228ea2d..c1f5555a862 100644
--- a/src/mesa/pipe/softpipe/sp_state.h
+++ b/src/mesa/pipe/softpipe/sp_state.h
@@ -60,9 +60,7 @@ struct gallivm_prog;
 
 
 
-/**
- * Softpipe fs state is derived from pipe_shader_state.
- */
+/** Subclass of pipe_shader_state */
 struct sp_fragment_shader_state {
    struct pipe_shader_state   shader;
 #if defined(__i386__) || defined(__386__)
@@ -74,6 +72,14 @@ struct sp_fragment_shader_state {
 };
 
 
+/** Subclass of pipe_shader_state */
+struct sp_vertex_shader_state {
+   struct pipe_shader_state shader;
+   void  *draw_data;
+};
+
+
+
 void *
 softpipe_create_blend_state(struct pipe_context *,
                             const struct pipe_blend_state *);
diff --git a/src/mesa/pipe/softpipe/sp_state_derived.c b/src/mesa/pipe/softpipe/sp_state_derived.c
index a5e766781f1..630ae3163fb 100644
--- a/src/mesa/pipe/softpipe/sp_state_derived.c
+++ b/src/mesa/pipe/softpipe/sp_state_derived.c
@@ -40,7 +40,7 @@
  */
 static void calculate_vertex_layout( struct softpipe_context *softpipe )
 {
-   const struct pipe_shader_state *vs = softpipe->vs->state;
+   const struct pipe_shader_state *vs = &softpipe->vs->shader;
    const struct pipe_shader_state *fs = &softpipe->fs->shader;
    const enum interp_mode colorInterp
       = softpipe->rasterizer->flatshade ? INTERP_CONSTANT : INTERP_LINEAR;
diff --git a/src/mesa/pipe/softpipe/sp_state_fs.c b/src/mesa/pipe/softpipe/sp_state_fs.c
index a360b4f02b0..f72a91485f5 100644
--- a/src/mesa/pipe/softpipe/sp_state_fs.c
+++ b/src/mesa/pipe/softpipe/sp_state_fs.c
@@ -42,18 +42,20 @@ void * softpipe_create_fs_state(struct pipe_context *pipe,
                                 const struct pipe_shader_state *templ)
 {
    struct softpipe_context *softpipe = softpipe_context(pipe);
+   struct sp_fragment_shader_state *state;
 
    /* Decide whether we'll be codegenerating this shader and if so do
     * that now.
     */
 
-   struct sp_fragment_shader_state *state = MALLOC( sizeof(struct sp_fragment_shader_state) );
+   state = CALLOC_STRUCT(sp_fragment_shader_state);
+   if (!state)
+      return NULL;
+
    state->shader = *templ;
 
-   if( softpipe->dump_fs ) {
-      tgsi_dump(
-         state->shader.tokens,
-         0 );
+   if (softpipe->dump_fs) {
+      tgsi_dump(state->shader.tokens, 0);
    }
 
 #if defined(__i386__) || defined(__386__)
@@ -75,6 +77,7 @@ void * softpipe_create_fs_state(struct pipe_context *pipe,
    return state;
 }
 
+
 void softpipe_bind_fs_state(struct pipe_context *pipe, void *fs)
 {
    struct softpipe_context *softpipe = softpipe_context(pipe);
@@ -84,6 +87,7 @@ void softpipe_bind_fs_state(struct pipe_context *pipe, void *fs)
    softpipe->dirty |= SP_NEW_FS;
 }
 
+
 void softpipe_delete_fs_state(struct pipe_context *pipe,
                               void *shader)
 {
@@ -103,22 +107,16 @@ void * softpipe_create_vs_state(struct pipe_context *pipe,
    struct softpipe_context *softpipe = softpipe_context(pipe);
    struct sp_vertex_shader_state *state;
 
-   state = MALLOC( sizeof(struct sp_vertex_shader_state) );
+   state = CALLOC_STRUCT(sp_vertex_shader_state);
    if (state == NULL ) {
       return NULL;
    }
 
-   state->state = MALLOC( sizeof(struct pipe_shader_state) );
-   if (state->state == NULL) {
-      FREE( state );
-      return NULL;
-   }
-   memcpy( state->state, templ, sizeof(struct pipe_shader_state) );
+   state->shader = *templ;
 
    state->draw_data = draw_create_vertex_shader(softpipe->draw,
-                                                state->state);
+                                                &state->shader);
    if (state->draw_data == NULL) {
-      FREE( state->state );
       FREE( state );
       return NULL;
    }
@@ -126,6 +124,7 @@ void * softpipe_create_vs_state(struct pipe_context *pipe,
    return state;
 }
 
+
 void softpipe_bind_vs_state(struct pipe_context *pipe, void *vs)
 {
    struct softpipe_context *softpipe = softpipe_context(pipe);
@@ -137,8 +136,8 @@ void softpipe_bind_vs_state(struct pipe_context *pipe, void *vs)
    softpipe->dirty |= SP_NEW_VS;
 }
 
-void softpipe_delete_vs_state(struct pipe_context *pipe,
-                              void *vs)
+
+void softpipe_delete_vs_state(struct pipe_context *pipe, void *vs)
 {
    struct softpipe_context *softpipe = softpipe_context(pipe);
 
@@ -146,12 +145,10 @@ void softpipe_delete_vs_state(struct pipe_context *pipe,
       (struct sp_vertex_shader_state *)vs;
 
    draw_delete_vertex_shader(softpipe->draw, state->draw_data);
-   FREE( state->state );
    FREE( state );
 }
 
 
-
 void softpipe_set_constant_buffer(struct pipe_context *pipe,
                                   uint shader, uint index,
                                   const struct pipe_constant_buffer *buf)
@@ -170,5 +167,3 @@ void softpipe_set_constant_buffer(struct pipe_context *pipe,
 
    softpipe->dirty |= SP_NEW_CONSTANTS;
 }
-
-
-- 
2.30.2