diff options
Diffstat (limited to 'src/gallium/drivers/swr')
| -rw-r--r-- | src/gallium/drivers/swr/swr_scratch.cpp | 4 | ||||
| -rw-r--r-- | src/gallium/drivers/swr/swr_state.cpp | 32 |
2 files changed, 31 insertions, 5 deletions
diff --git a/src/gallium/drivers/swr/swr_scratch.cpp b/src/gallium/drivers/swr/swr_scratch.cpp index 28eb2acb910..2515c8beaf3 100644 --- a/src/gallium/drivers/swr/swr_scratch.cpp +++ b/src/gallium/drivers/swr/swr_scratch.cpp @@ -35,7 +35,6 @@ swr_copy_to_scratch_space(struct swr_context *ctx, { void *ptr; assert(space); - assert(user_buffer); assert(size); if (size >= 2048) { /* XXX TODO create KNOB_ for this */ @@ -82,7 +81,8 @@ swr_copy_to_scratch_space(struct swr_context *ctx, } /* Copy user_buffer to scratch */ - memcpy(ptr, user_buffer, size); + if (user_buffer) + memcpy(ptr, user_buffer, size); return ptr; } diff --git a/src/gallium/drivers/swr/swr_state.cpp b/src/gallium/drivers/swr/swr_state.cpp index e9ae786164a..a48baec251a 100644 --- a/src/gallium/drivers/swr/swr_state.cpp +++ b/src/gallium/drivers/swr/swr_state.cpp @@ -1002,14 +1002,39 @@ swr_update_derived(struct pipe_context *pipe, /* Set vertex & index buffers */ /* (using draw info if called by swr_draw_vbo) */ if (ctx->dirty & SWR_NEW_VERTEX) { - uint32_t size, pitch, max_vertex, partial_inbounds; + uint32_t size, pitch, max_vertex, partial_inbounds, scratch_total; const uint8_t *p_data; + uint8_t *scratch = NULL; /* If being called by swr_draw_vbo, copy draw details */ struct pipe_draw_info info = {0}; if (p_draw_info) info = *p_draw_info; + /* We must get all the scratch space in one go */ + scratch_total = 0; + for (UINT i = 0; i < ctx->num_vertex_buffers; i++) { + struct pipe_vertex_buffer *vb = &ctx->vertex_buffer[i]; + + if (!vb->user_buffer) + continue; + + if (vb->stride) { + size = (info.max_index - info.min_index + 1) * vb->stride; + } else { + /* pitch = 0, means constant value + * set size to 1 vertex */ + size = ctx->velems->stream_pitch[i]; + } + + scratch_total += AlignUp(size, 4); + } + + if (scratch_total) { + scratch = (uint8_t *)swr_copy_to_scratch_space( + ctx, &ctx->scratch->vertex_buffer, NULL, scratch_total); + } + /* vertex buffers */ SWR_VERTEX_BUFFER_STATE swrVertexBuffers[PIPE_MAX_ATTRIBS]; for (UINT i = 0; i < ctx->num_vertex_buffers; i++) { @@ -1046,8 +1071,9 @@ swr_update_derived(struct pipe_context *pipe, size = AlignUp(size, 4); const void *ptr = (const uint8_t *) vb->user_buffer + info.min_index * pitch; - ptr = swr_copy_to_scratch_space( - ctx, &ctx->scratch->vertex_buffer, ptr, size); + memcpy(scratch, ptr, size); + ptr = scratch; + scratch += size; p_data = (const uint8_t *)ptr - info.min_index * pitch; } |