diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_blitter.c')
| -rw-r--r-- | src/gallium/auxiliary/util/u_blitter.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index b7b1ece389b..fccc92c06c4 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -70,7 +70,7 @@ struct blitter_context_priv /* Constant state objects. */ /* Vertex shaders. */ void *vs; /**< Vertex shader which passes {pos, generic} to the output.*/ - void *vs_pos_only; /**< Vertex shader which passes pos to the output.*/ + void *vs_pos_only[4]; /**< Vertex shader which passes pos to the output.*/ void *vs_layered; /**< Vertex shader which sets LAYER = INSTANCEID. */ /* Fragment shaders. */ @@ -325,27 +325,29 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe) return &ctx->base; } -static void bind_vs_pos_only(struct blitter_context_priv *ctx) +static void bind_vs_pos_only(struct blitter_context_priv *ctx, + unsigned num_so_channels) { struct pipe_context *pipe = ctx->base.pipe; + int index = num_so_channels ? num_so_channels - 1 : 0; - if (!ctx->vs_pos_only) { + if (!ctx->vs_pos_only[index]) { struct pipe_stream_output_info so; const uint semantic_names[] = { TGSI_SEMANTIC_POSITION }; const uint semantic_indices[] = { 0 }; memset(&so, 0, sizeof(so)); so.num_outputs = 1; - so.output[0].num_components = 1; - so.stride[0] = 1; + so.output[0].num_components = num_so_channels; + so.stride[0] = num_so_channels; - ctx->vs_pos_only = + ctx->vs_pos_only[index] = util_make_vertex_passthrough_shader_with_so(pipe, 1, semantic_names, semantic_indices, FALSE, &so); } - pipe->bind_vs_state(pipe, ctx->vs_pos_only); + pipe->bind_vs_state(pipe, ctx->vs_pos_only[index]); } static void bind_vs_passthrough(struct blitter_context_priv *ctx) @@ -441,8 +443,9 @@ void util_blitter_destroy(struct blitter_context *blitter) pipe->delete_rasterizer_state(pipe, ctx->rs_discard_state); if (ctx->vs) pipe->delete_vs_state(pipe, ctx->vs); - if (ctx->vs_pos_only) - pipe->delete_vs_state(pipe, ctx->vs_pos_only); + for (i = 0; i < 4; i++) + if (ctx->vs_pos_only[i]) + pipe->delete_vs_state(pipe, ctx->vs_pos_only[i]); if (ctx->vs_layered) pipe->delete_vs_state(pipe, ctx->vs_layered); pipe->delete_vertex_elements_state(pipe, ctx->velem_state); @@ -2036,7 +2039,7 @@ void util_blitter_copy_buffer(struct blitter_context *blitter, pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb); pipe->bind_vertex_elements_state(pipe, ctx->velem_state_readbuf[0]); - bind_vs_pos_only(ctx); + bind_vs_pos_only(ctx, 1); if (ctx->has_geometry_shader) pipe->bind_gs_state(pipe, NULL); if (ctx->has_tessellation) { @@ -2103,7 +2106,7 @@ void util_blitter_clear_buffer(struct blitter_context *blitter, pipe->set_vertex_buffers(pipe, ctx->base.vb_slot, 1, &vb); pipe->bind_vertex_elements_state(pipe, ctx->velem_state_readbuf[num_channels-1]); - bind_vs_pos_only(ctx); + bind_vs_pos_only(ctx, num_channels); if (ctx->has_geometry_shader) pipe->bind_gs_state(pipe, NULL); if (ctx->has_tessellation) { |