Module: Mesa
Branch: master
Commit: 43e77215b13b2f86e461cd8a62b542fc6854dd1c
URL:
http://cgit.freedesktop.org/mesa/mesa/commit/?id=43e77215b13b2f86e461cd8a62b542fc6854dd1c
Author: Paul Berry <stereotype...@gmail.com>
Date: Wed Jan 22 05:45:28 2014 -0800
i965/gen7: Use to the correct program when uploading transform feedback state.
Transform feedback may come from either the geometry shader or the
vertex shader, so we can't use
ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX] to find the current
post-link transform feedback information. Fortunately we can use
ctx->TransformFeedback.CurrentObject->shader_program.
Cc: 10.0 <mesa-sta...@lists.freedesktop.org>
Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
---
src/mesa/drivers/dri/i965/brw_state_upload.c | 1 +
src/mesa/drivers/dri/i965/gen7_sol_state.c | 15 +++++----------
2 files changed, 6 insertions(+), 10 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c
b/src/mesa/drivers/dri/i965/brw_state_upload.c
index af554eb..ca256c2 100644
--- a/src/mesa/drivers/dri/i965/brw_state_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
@@ -305,6 +305,7 @@ void brw_init_state( struct brw_context *brw )
STATIC_ASSERT(BRW_NUM_STATE_BITS <= 8 * sizeof(brw->state.dirty.brw));
ctx->DriverFlags.NewTransformFeedback = BRW_NEW_TRANSFORM_FEEDBACK;
+ ctx->DriverFlags.NewTransformFeedbackProg = BRW_NEW_TRANSFORM_FEEDBACK;
ctx->DriverFlags.NewRasterizerDiscard = BRW_NEW_RASTERIZER_DISCARD;
ctx->DriverFlags.NewUniformBuffer = BRW_NEW_UNIFORM_BUFFER;
ctx->DriverFlags.NewAtomicBuffer = BRW_NEW_ATOMIC_BUFFER;
diff --git a/src/mesa/drivers/dri/i965/gen7_sol_state.c
b/src/mesa/drivers/dri/i965/gen7_sol_state.c
index 1ca2b74..5d2f243 100644
--- a/src/mesa/drivers/dri/i965/gen7_sol_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_sol_state.c
@@ -39,14 +39,11 @@ static void
upload_3dstate_so_buffers(struct brw_context *brw)
{
struct gl_context *ctx = &brw->ctx;
- /* BRW_NEW_VERTEX_PROGRAM */
- const struct gl_shader_program *vs_prog =
- ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX];
- const struct gl_transform_feedback_info *linked_xfb_info =
- &vs_prog->LinkedTransformFeedback;
/* BRW_NEW_TRANSFORM_FEEDBACK */
struct gl_transform_feedback_object *xfb_obj =
ctx->TransformFeedback.CurrentObject;
+ const struct gl_transform_feedback_info *linked_xfb_info =
+ &xfb_obj->shader_program->LinkedTransformFeedback;
int i;
/* Set up the up to 4 output buffers. These are the ranges defined in the
@@ -102,12 +99,11 @@ gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
const struct brw_vue_map *vue_map)
{
struct gl_context *ctx = &brw->ctx;
- /* BRW_NEW_VERTEX_PROGRAM */
- const struct gl_shader_program *vs_prog =
- ctx->Shader.CurrentProgram[MESA_SHADER_VERTEX];
/* BRW_NEW_TRANSFORM_FEEDBACK */
+ struct gl_transform_feedback_object *xfb_obj =
+ ctx->TransformFeedback.CurrentObject;
const struct gl_transform_feedback_info *linked_xfb_info =
- &vs_prog->LinkedTransformFeedback;
+ &xfb_obj->shader_program->LinkedTransformFeedback;
uint16_t so_decl[128];
int buffer_mask = 0;
int next_offset[4] = {0, 0, 0, 0};
@@ -260,7 +256,6 @@ const struct brw_tracked_state gen7_sol_state = {
.dirty = {
.mesa = (_NEW_LIGHT),
.brw = (BRW_NEW_BATCH |
- BRW_NEW_VERTEX_PROGRAM |
BRW_NEW_VUE_MAP_GEOM_OUT |
BRW_NEW_TRANSFORM_FEEDBACK)
},
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