softpipe: rename sp_state_fs.c -> sp_state_shader.c

1 files changed, 281 insertions, 0 deletions

diff --git a/src/gallium/drivers/softpipe/sp_state_shader.c b/src/gallium/drivers/softpipe/sp_state_shader.c
new file mode 100644
index 0000000000..50bc2eea5f
--- /dev/null
+++ b/src/gallium/drivers/softpipe/sp_state_shader.c
@@ -0,0 +1,281 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ **************************************************************************/
+
+#include "sp_context.h"
+#include "sp_state.h"
+#include "sp_fs.h"
+#include "sp_texture.h"
+
+#include "pipe/p_defines.h"
+#include "util/u_memory.h"
+#include "util/u_inlines.h"
+#include "draw/draw_context.h"
+#include "draw/draw_vs.h"
+#include "draw/draw_gs.h"
+#include "tgsi/tgsi_dump.h"
+#include "tgsi/tgsi_exec.h"
+#include "tgsi/tgsi_scan.h"
+#include "tgsi/tgsi_parse.h"
+
+
+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;
+   unsigned i;
+
+   /* debug */
+   if (softpipe->dump_fs) 
+      tgsi_dump(templ->tokens, 0);
+
+   /* codegen */
+   state = softpipe_create_fs_sse( softpipe, templ );
+   if (!state) {
+      state = softpipe_create_fs_exec( softpipe, templ );
+   }
+
+   if (!state)
+      return NULL;
+
+   /* draw's fs state */
+   state->draw_shader = draw_create_fragment_shader(softpipe->draw, templ);
+   if (!state->draw_shader) {
+      state->delete( state );
+      return NULL;
+   }
+
+   /* get/save the summary info for this shader */
+   tgsi_scan_shader(templ->tokens, &state->info);
+
+   for (i = 0; i < state->info.num_properties; ++i) {
+      if (state->info.properties[i].name == TGSI_PROPERTY_FS_COORD_ORIGIN)
+         state->origin_lower_left = state->info.properties[i].data[0];
+      else if (state->info.properties[i].name == TGSI_PROPERTY_FS_COORD_PIXEL_CENTER)
+	 state->pixel_center_integer = state->info.properties[i].data[0];
+   }
+
+   return state;
+}
+
+
+void
+softpipe_bind_fs_state(struct pipe_context *pipe, void *fs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+
+   draw_flush(softpipe->draw);
+
+   if (softpipe->fs == fs)
+      return;
+
+   draw_flush(softpipe->draw);
+
+   softpipe->fs = fs;
+
+   draw_bind_fragment_shader(softpipe->draw,
+                             (softpipe->fs ? softpipe->fs->draw_shader : NULL));
+
+   softpipe->dirty |= SP_NEW_FS;
+}
+
+
+void
+softpipe_delete_fs_state(struct pipe_context *pipe, void *fs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   struct sp_fragment_shader *state = fs;
+
+   assert(fs != softpipe_context(pipe)->fs);
+
+   if (softpipe->fs_machine->Tokens == state->shader.tokens) {
+      /* unbind the shader from the tgsi executor if we're
+       * deleting it.
+       */
+      tgsi_exec_machine_bind_shader(softpipe->fs_machine, NULL, 0, NULL);
+   }
+
+   draw_delete_fragment_shader(softpipe->draw, state->draw_shader);
+
+   state->delete( state );
+}
+
+
+void *
+softpipe_create_vs_state(struct pipe_context *pipe,
+                         const struct pipe_shader_state *templ)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   struct sp_vertex_shader *state;
+
+   state = CALLOC_STRUCT(sp_vertex_shader);
+   if (state == NULL ) 
+      goto fail;
+
+   /* copy shader tokens, the ones passed in will go away.
+    */
+   state->shader.tokens = tgsi_dup_tokens(templ->tokens);
+   if (state->shader.tokens == NULL)
+      goto fail;
+
+   state->draw_data = draw_create_vertex_shader(softpipe->draw, templ);
+   if (state->draw_data == NULL) 
+      goto fail;
+
+   state->max_sampler = state->draw_data->info.file_max[TGSI_FILE_SAMPLER];
+
+   return state;
+
+fail:
+   if (state) {
+      FREE( (void *)state->shader.tokens );
+      FREE( state->draw_data );
+      FREE( state );
+   }
+   return NULL;
+}
+
+
+void
+softpipe_bind_vs_state(struct pipe_context *pipe, void *vs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+
+   softpipe->vs = (struct sp_vertex_shader *) vs;
+
+   draw_bind_vertex_shader(softpipe->draw,
+                           (softpipe->vs ? softpipe->vs->draw_data : NULL));
+
+   softpipe->dirty |= SP_NEW_VS;
+}
+
+
+void
+softpipe_delete_vs_state(struct pipe_context *pipe, void *vs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+
+   struct sp_vertex_shader *state = (struct sp_vertex_shader *) vs;
+
+   draw_delete_vertex_shader(softpipe->draw, state->draw_data);
+   FREE( (void *)state->shader.tokens );
+   FREE( state );
+}
+
+void
+softpipe_set_constant_buffer(struct pipe_context *pipe,
+                             uint shader, uint index,
+                             struct pipe_resource *constants)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   unsigned size = constants ? constants->width0 : 0;
+   const void *data = constants ? softpipe_resource(constants)->data : NULL;
+
+   assert(shader < PIPE_SHADER_TYPES);
+
+   draw_flush(softpipe->draw);
+
+   /* note: reference counting */
+   pipe_resource_reference(&softpipe->constants[shader][index], constants);
+
+   if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_GEOMETRY) {
+      draw_set_mapped_constant_buffer(softpipe->draw, shader, index, data, size);
+   }
+
+   softpipe->mapped_constants[shader][index] = data;
+   softpipe->const_buffer_size[shader][index] = size;
+
+   softpipe->dirty |= SP_NEW_CONSTANTS;
+}
+
+
+void *
+softpipe_create_gs_state(struct pipe_context *pipe,
+                         const struct pipe_shader_state *templ)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+   struct sp_geometry_shader *state;
+
+   state = CALLOC_STRUCT(sp_geometry_shader);
+   if (state == NULL )
+      goto fail;
+
+   /* debug */
+   if (softpipe->dump_gs)
+      tgsi_dump(templ->tokens, 0);
+
+   /* copy shader tokens, the ones passed in will go away.
+    */
+   state->shader.tokens = tgsi_dup_tokens(templ->tokens);
+   if (state->shader.tokens == NULL)
+      goto fail;
+
+   state->draw_data = draw_create_geometry_shader(softpipe->draw, templ);
+   if (state->draw_data == NULL)
+      goto fail;
+
+   state->max_sampler = state->draw_data->info.file_max[TGSI_FILE_SAMPLER];
+
+   return state;
+
+fail:
+   if (state) {
+      FREE( (void *)state->shader.tokens );
+      FREE( state->draw_data );
+      FREE( state );
+   }
+   return NULL;
+}
+
+
+void
+softpipe_bind_gs_state(struct pipe_context *pipe, void *gs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+
+   softpipe->gs = (struct sp_geometry_shader *)gs;
+
+   draw_bind_geometry_shader(softpipe->draw,
+                             (softpipe->gs ? softpipe->gs->draw_data : NULL));
+
+   softpipe->dirty |= SP_NEW_GS;
+}
+
+
+void
+softpipe_delete_gs_state(struct pipe_context *pipe, void *gs)
+{
+   struct softpipe_context *softpipe = softpipe_context(pipe);
+
+   struct sp_geometry_shader *state =
+      (struct sp_geometry_shader *)gs;
+
+   draw_delete_geometry_shader(softpipe->draw,
+                               (state) ? state->draw_data : 0);
+   FREE(state);
+}