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Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_state_vertex.c')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_vertex.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_state_vertex.c b/src/gallium/drivers/llvmpipe/lp_state_vertex.c
new file mode 100644
index 0000000000..113f13db01
--- /dev/null
+++ b/src/gallium/drivers/llvmpipe/lp_state_vertex.c
@@ -0,0 +1,101 @@
+/**************************************************************************
+ *
+ * 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.
+ *
+ **************************************************************************/
+
+/* Authors: Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+
+#include "lp_context.h"
+#include "lp_state.h"
+
+#include "draw/draw_context.h"
+
+
+static void *
+llvmpipe_create_vertex_elements_state(struct pipe_context *pipe,
+ unsigned count,
+ const struct pipe_vertex_element *attribs)
+{
+ struct lp_velems_state *velems;
+ assert(count <= PIPE_MAX_ATTRIBS);
+ velems = (struct lp_velems_state *) MALLOC(sizeof(struct lp_velems_state));
+ if (velems) {
+ velems->count = count;
+ memcpy(velems->velem, attribs, sizeof(*attribs) * count);
+ }
+ return velems;
+}
+
+static void
+llvmpipe_bind_vertex_elements_state(struct pipe_context *pipe,
+ void *velems)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+ struct lp_velems_state *lp_velems = (struct lp_velems_state *) velems;
+
+ llvmpipe->velems = lp_velems;
+
+ llvmpipe->dirty |= LP_NEW_VERTEX;
+
+ if (velems)
+ draw_set_vertex_elements(llvmpipe->draw, lp_velems->count, lp_velems->velem);
+}
+
+static void
+llvmpipe_delete_vertex_elements_state(struct pipe_context *pipe, void *velems)
+{
+ FREE( velems );
+}
+
+static void
+llvmpipe_set_vertex_buffers(struct pipe_context *pipe,
+ unsigned count,
+ const struct pipe_vertex_buffer *buffers)
+{
+ struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+
+ assert(count <= PIPE_MAX_ATTRIBS);
+
+ memcpy(llvmpipe->vertex_buffer, buffers, count * sizeof(buffers[0]));
+ llvmpipe->num_vertex_buffers = count;
+
+ llvmpipe->dirty |= LP_NEW_VERTEX;
+
+ draw_set_vertex_buffers(llvmpipe->draw, count, buffers);
+}
+
+
+
+void
+llvmpipe_init_vertex_funcs(struct llvmpipe_context *llvmpipe)
+{
+ llvmpipe->pipe.create_vertex_elements_state = llvmpipe_create_vertex_elements_state;
+ llvmpipe->pipe.bind_vertex_elements_state = llvmpipe_bind_vertex_elements_state;
+ llvmpipe->pipe.delete_vertex_elements_state = llvmpipe_delete_vertex_elements_state;
+
+ llvmpipe->pipe.set_vertex_buffers = llvmpipe_set_vertex_buffers;
+}