diff --git a/src/gallium/auxiliary/util/u_compute.c b/src/gallium/auxiliary/util/u_compute.c index 79755abaf1d..1eab36ab6b8 100644 --- a/src/gallium/auxiliary/util/u_compute.c +++ b/src/gallium/auxiliary/util/u_compute.c @@ -76,7 +76,7 @@ static void *blit_compute_shader(struct pipe_context *ctx) } void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_info, - void **compute_state) + void **compute_state, bool half_texel_offset) { if (blit_info->src.box.width == 0 || blit_info->src.box.height == 0 || blit_info->dst.box.width == 0 || blit_info->dst.box.height == 0) @@ -91,9 +91,10 @@ void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_inf float x_scale = blit_info->src.box.width / (float)blit_info->dst.box.width; float y_scale = blit_info->src.box.height / (float)blit_info->dst.box.height; float z_scale = blit_info->src.box.depth / (float)blit_info->dst.box.depth; + float offset = half_texel_offset ? 0.5 : 0.0; - unsigned data[] = {u_bitcast_f2u(blit_info->src.box.x / (float)src->width0), - u_bitcast_f2u(blit_info->src.box.y / (float)src->height0), + unsigned data[] = {u_bitcast_f2u((blit_info->src.box.x + offset) / (float)src->width0), + u_bitcast_f2u((blit_info->src.box.y + offset) / (float)src->height0), u_bitcast_f2u(blit_info->src.box.z), u_bitcast_f2u(0), u_bitcast_f2u(x_scale / src->width0), diff --git a/src/gallium/auxiliary/util/u_compute.h b/src/gallium/auxiliary/util/u_compute.h index 8c2866af8d4..4a6c66e0ef4 100644 --- a/src/gallium/auxiliary/util/u_compute.h +++ b/src/gallium/auxiliary/util/u_compute.h @@ -36,7 +36,7 @@ extern "C" { #endif void util_compute_blit(struct pipe_context *ctx, struct pipe_blit_info *blit_info, - void **compute_state); + void **compute_state, bool half_texel_offset); #ifdef __cplusplus }