Merge branch '7.8'
[mesa.git] / src / gallium / drivers / softpipe / sp_draw_arrays.c
index 2a27e5ce64d6b403c571cc9731ab377ea823877a..7b77eb239fd54adaf32ce72fd1698ee977d5b917 100644 (file)
 
 #include "pipe/p_defines.h"
 #include "pipe/p_context.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_inlines.h"
+#include "util/u_inlines.h"
 #include "util/u_prim.h"
 
 #include "sp_context.h"
 #include "sp_query.h"
 #include "sp_state.h"
+#include "sp_buffer.h"
 
 #include "draw/draw_context.h"
 
 
 
-static void
-softpipe_map_constant_buffers(struct softpipe_context *sp)
-{
-   struct pipe_winsys *ws = sp->pipe.winsys;
-   uint i, vssize, gssize;
-
-   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
-      if (sp->constants[i].buffer && sp->constants[i].buffer->size)
-         sp->mapped_constants[i] = ws->buffer_map(ws, sp->constants[i].buffer,
-                                                  PIPE_BUFFER_USAGE_CPU_READ);
-   }
-
-   if (sp->constants[PIPE_SHADER_VERTEX].buffer)
-      vssize = sp->constants[PIPE_SHADER_VERTEX].buffer->size;
-   else
-      vssize = 0;
-
-   if (sp->constants[PIPE_SHADER_GEOMETRY].buffer)
-      gssize = sp->constants[PIPE_SHADER_GEOMETRY].buffer->size;
-   else
-      gssize = 0;
-
-   draw_set_mapped_constant_buffer(sp->draw, PIPE_SHADER_VERTEX,
-                                   sp->mapped_constants[PIPE_SHADER_VERTEX],
-                                   vssize);
-   draw_set_mapped_constant_buffer(sp->draw, PIPE_SHADER_GEOMETRY,
-                                   sp->mapped_constants[PIPE_SHADER_GEOMETRY],
-                                   gssize);
-}
-
-
-static void
-softpipe_unmap_constant_buffers(struct softpipe_context *sp)
-{
-   struct pipe_winsys *ws = sp->pipe.winsys;
-   uint i;
-
-   /* really need to flush all prims since the vert/frag shaders const buffers
-    * are going away now.
-    */
-   draw_flush(sp->draw);
 
-   draw_set_mapped_constant_buffer(sp->draw, PIPE_SHADER_VERTEX, NULL, 0);
-   draw_set_mapped_constant_buffer(sp->draw, PIPE_SHADER_GEOMETRY, NULL, 0);
-
-   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
-      if (sp->constants[i].buffer && sp->constants[i].buffer->size)
-         ws->buffer_unmap(ws, sp->constants[i].buffer);
-      sp->mapped_constants[i] = NULL;
-   }
-}
 
 
 /**
@@ -240,25 +190,16 @@ softpipe_draw_range_elements_instanced(struct pipe_context *pipe,
    }
 
    softpipe_map_transfers(sp);
-   softpipe_map_constant_buffers(sp);
 
    /* Map vertex buffers */
    for (i = 0; i < sp->num_vertex_buffers; i++) {
-      void *buf;
-
-      buf = pipe_buffer_map(pipe->screen,
-                            sp->vertex_buffer[i].buffer,
-                            PIPE_BUFFER_USAGE_CPU_READ);
+      void *buf = softpipe_buffer(sp->vertex_buffer[i].buffer)->data;
       draw_set_mapped_vertex_buffer(draw, i, buf);
    }
 
    /* Map index buffer, if present */
    if (indexBuffer) {
-      void *mapped_indexes;
-
-      mapped_indexes = pipe_buffer_map(pipe->screen,
-                                       indexBuffer,
-                                       PIPE_BUFFER_USAGE_CPU_READ);
+      void *mapped_indexes = softpipe_buffer(indexBuffer)->data;
       draw_set_mapped_element_buffer_range(draw,
                                            indexSize,
                                            minIndex,
@@ -279,15 +220,18 @@ softpipe_draw_range_elements_instanced(struct pipe_context *pipe,
    /* unmap vertex/index buffers - will cause draw module to flush */
    for (i = 0; i < sp->num_vertex_buffers; i++) {
       draw_set_mapped_vertex_buffer(draw, i, NULL);
-      pipe_buffer_unmap(pipe->screen, sp->vertex_buffer[i].buffer);
    }
    if (indexBuffer) {
       draw_set_mapped_element_buffer(draw, 0, NULL);
-      pipe_buffer_unmap(pipe->screen, indexBuffer);
    }
 
-   /* Note: leave drawing surfaces mapped */
-   softpipe_unmap_constant_buffers(sp);
+   /*
+    * TODO: Flush only when a user vertex/index buffer is present
+    * (or even better, modify draw module to do this
+    * internally when this condition is seen?)
+    */
+   draw_flush(draw);
 
+   /* Note: leave drawing surfaces mapped */
    sp->dirty_render_cache = TRUE;
 }