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authorZack Rusin <zack@tungstengraphics.com>2007-09-28 04:33:55 -0400
committerZack Rusin <zack@tungstengraphics.com>2007-09-28 12:29:22 -0400
commita1a989f0be8dc34082b52bb3b3a6eacb36d9e75e (patch)
tree66c447fff8d693fa1a39522271bd29735d7828d6 /src/mesa/pipe/draw/draw_vertex_shader.c
parentf78193f444dad2a1aee219f538bc0da3f040c2e1 (diff)
Redoing the way we handle vertex shaders for the draw module.
Diffstat (limited to 'src/mesa/pipe/draw/draw_vertex_shader.c')
-rw-r--r--src/mesa/pipe/draw/draw_vertex_shader.c50
1 files changed, 46 insertions, 4 deletions
diff --git a/src/mesa/pipe/draw/draw_vertex_shader.c b/src/mesa/pipe/draw/draw_vertex_shader.c
index a2e1cdc472..f7ddbd1909 100644
--- a/src/mesa/pipe/draw/draw_vertex_shader.c
+++ b/src/mesa/pipe/draw/draw_vertex_shader.c
@@ -36,6 +36,8 @@
#include "draw_context.h"
#include "draw_vertex.h"
+#include "x86/rtasm/x86sse.h"
+
#include "pipe/tgsi/exec/tgsi_core.h"
static INLINE unsigned
@@ -70,6 +72,7 @@ typedef void (XSTDCALL *codegen_function) (
float (*constant)[4],
struct tgsi_exec_vector *temporary );
+
/**
* Transform vertices with the current vertex program/shader
* Up to four vertices can be shaded at a time.
@@ -92,7 +95,7 @@ run_vertex_program(struct draw_context *draw,
const float *trans = draw->viewport.translate;
assert(count <= 4);
- assert(draw->vertex_shader.output_semantic_name[0]
+ assert(draw->vertex_shader->state->output_semantic_name[0]
== TGSI_SEMANTIC_POSITION);
#ifdef DEBUG
@@ -101,7 +104,7 @@ run_vertex_program(struct draw_context *draw,
/* init machine state */
tgsi_exec_machine_init(&machine,
- draw->vertex_shader.tokens,
+ draw->vertex_shader->state->tokens,
PIPE_MAX_SAMPLERS,
NULL /*samplers*/ );
@@ -114,8 +117,8 @@ run_vertex_program(struct draw_context *draw,
draw_vertex_fetch( draw, &machine, elts, count );
/* run shader */
- if( draw->vertex_shader.executable != NULL ) {
- codegen_function func = (codegen_function) draw->vertex_shader.executable;
+ if( draw->vertex_shader->state->executable != NULL ) {
+ codegen_function func = (codegen_function) draw->vertex_shader->state->executable;
func(
machine.Inputs,
machine.Outputs,
@@ -206,3 +209,42 @@ void draw_vertex_shader_queue_flush( struct draw_context *draw )
draw->vs.queue_nr = 0;
}
+
+void *
+draw_create_vertex_shader(struct draw_context *draw,
+ const struct pipe_shader_state *shader)
+{
+ struct draw_vertex_shader *vs = calloc(1, sizeof(struct draw_vertex_shader));
+
+ vs->state = shader;
+#if defined(__i386__) || defined(__386__)
+ x86_init_func(&vs->sse2_program);
+
+ tgsi_emit_sse2(shader->tokens, &vs->sse2_program);
+
+ ((struct pipe_shader_state*)(vs->state))->executable =
+ x86_get_func(&vs->sse2_program);
+#endif
+
+ return vs;
+}
+
+void draw_bind_vertex_shader(struct draw_context *draw,
+ void *vcso)
+{
+ draw_flush(draw);
+ draw->vertex_shader = (struct draw_vertex_shader*)(vcso);
+}
+
+void draw_delete_vertex_shader(struct draw_context *draw,
+ void *vcso)
+{
+ struct draw_vertex_shader *vs = (struct draw_vertex_shader*)(vcso);
+#if defined(__i386__) || defined(__386__)
+ x86_release_func(&vs->sse2_program);
+#endif
+ free(vcso);
+}
+
+
+