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authorEric Anholt <[email protected]>2018-06-15 17:08:29 -0700
committerEric Anholt <[email protected]>2018-06-18 14:54:16 -0700
commite636199c1c7dc9bc0525f5ae2a4eef05a8092180 (patch)
tree485997a7ae5431ecca305a2a1df9b68dcf759a33 /src/gallium/drivers/v3d/v3dx_emit.c
parent94178044d5d34e5bf65601d0b5da70d91284ec56 (diff)
v3d: Set the SO offsets correctly if we have to re-emit.
This should fix TF across a glFlush() or TF pause/restart. Fixes dEQP-GLES3.functional.transform_feedback.array.interleaved.lines.highp_float and many, many others.
Diffstat (limited to 'src/gallium/drivers/v3d/v3dx_emit.c')
-rw-r--r--src/gallium/drivers/v3d/v3dx_emit.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/gallium/drivers/v3d/v3dx_emit.c b/src/gallium/drivers/v3d/v3dx_emit.c
index 344f9e464f2..e0bb95efb21 100644
--- a/src/gallium/drivers/v3d/v3dx_emit.c
+++ b/src/gallium/drivers/v3d/v3dx_emit.c
@@ -694,6 +694,10 @@ v3dX(emit_state)(struct pipe_context *pctx)
so->targets[i];
struct v3d_resource *rsc = target ?
v3d_resource(target->buffer) : NULL;
+ struct pipe_shader_state *vs = &v3d->prog.bind_vs->base;
+ struct pipe_stream_output_info *info = &vs->stream_output;
+ uint32_t offset = (v3d->streamout.offsets[i] *
+ info->stride[i] * 4);
#if V3D_VERSION >= 40
if (!target)
@@ -702,9 +706,10 @@ v3dX(emit_state)(struct pipe_context *pctx)
cl_emit(&job->bcl, TRANSFORM_FEEDBACK_BUFFER, output) {
output.buffer_address =
cl_address(rsc->bo,
- target->buffer_offset);
+ target->buffer_offset +
+ offset);
output.buffer_size_in_32_bit_words =
- target->buffer_size >> 2;
+ (target->buffer_size - offset) >> 2;
output.buffer_number = i;
}
#else /* V3D_VERSION < 40 */
@@ -712,7 +717,8 @@ v3dX(emit_state)(struct pipe_context *pctx)
if (target) {
output.address =
cl_address(rsc->bo,
- target->buffer_offset);
+ target->buffer_offset +
+ offset);
}
};
#endif /* V3D_VERSION < 40 */