From 4c417697b6fa1503ac35b34e79f23716d813a208 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Marek=20Ol=C5=A1=C3=A1k?= Date: Fri, 7 Oct 2011 19:28:19 +0200 Subject: [PATCH] u_blitter: bind a NULL geometry shader --- src/gallium/auxiliary/util/u_blitter.c | 23 +++++++++++++++++++++++ src/gallium/auxiliary/util/u_blitter.h | 10 +++++++++- 2 files changed, 32 insertions(+), 1 deletion(-) diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index 79853712c9a..1500aa4a759 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -104,6 +104,8 @@ struct blitter_context_priv /* Destination surface dimensions. */ unsigned dst_width; unsigned dst_height; + + boolean has_geometry_shader; }; static void blitter_draw_rectangle(struct blitter_context *blitter, @@ -137,12 +139,17 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe) ctx->base.saved_rs_state = INVALID_PTR; ctx->base.saved_fs = INVALID_PTR; ctx->base.saved_vs = INVALID_PTR; + ctx->base.saved_gs = INVALID_PTR; ctx->base.saved_velem_state = INVALID_PTR; ctx->base.saved_fb_state.nr_cbufs = ~0; ctx->base.saved_num_sampler_views = ~0; ctx->base.saved_num_sampler_states = ~0; ctx->base.saved_num_vertex_buffers = ~0; + ctx->has_geometry_shader = + pipe->screen->get_shader_param(pipe->screen, PIPE_SHADER_GEOMETRY, + PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0; + /* blend state objects */ memset(&blend, 0, sizeof(blend)); ctx->blend_keep_color = pipe->create_blend_state(pipe, &blend); @@ -286,6 +293,7 @@ static void blitter_check_saved_vertex_states(struct blitter_context_priv *ctx) assert(ctx->base.saved_num_vertex_buffers != ~0 && ctx->base.saved_velem_state != INVALID_PTR && ctx->base.saved_vs != INVALID_PTR && + (!ctx->has_geometry_shader || ctx->base.saved_gs != INVALID_PTR) && ctx->base.saved_rs_state != INVALID_PTR); } @@ -315,6 +323,11 @@ static void blitter_restore_vertex_states(struct blitter_context_priv *ctx) pipe->bind_vs_state(pipe, ctx->base.saved_vs); ctx->base.saved_vs = INVALID_PTR; + /* Geometry shader. */ + if (ctx->has_geometry_shader) { + pipe->bind_gs_state(pipe, ctx->base.saved_gs); + ctx->base.saved_gs = INVALID_PTR; + } /* Rasterizer. */ pipe->bind_rasterizer_state(pipe, ctx->base.saved_rs_state); @@ -750,6 +763,8 @@ static void util_blitter_clear_custom(struct blitter_context *blitter, pipe->bind_vertex_elements_state(pipe, ctx->velem_state); pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, num_cbufs)); pipe->bind_vs_state(pipe, ctx->vs); + if (ctx->has_geometry_shader) + pipe->bind_gs_state(pipe, NULL); blitter_set_dst_dimensions(ctx, width, height); blitter->draw_rectangle(blitter, 0, 0, width, height, depth, @@ -895,6 +910,8 @@ void util_blitter_copy_texture(struct blitter_context *blitter, /* Set rasterizer state, shaders, and textures. */ pipe->bind_rasterizer_state(pipe, ctx->rs_state); pipe->bind_vs_state(pipe, ctx->vs); + if (ctx->has_geometry_shader) + pipe->bind_gs_state(pipe, NULL); pipe->bind_fragment_sampler_states(pipe, 1, blitter_get_sampler_state(ctx, srclevel, normalized)); pipe->bind_vertex_elements_state(pipe, ctx->velem_state); @@ -995,6 +1012,8 @@ void util_blitter_clear_render_target(struct blitter_context *blitter, pipe->bind_rasterizer_state(pipe, ctx->rs_state); pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, 1)); pipe->bind_vs_state(pipe, ctx->vs); + if (ctx->has_geometry_shader) + pipe->bind_gs_state(pipe, NULL); pipe->bind_vertex_elements_state(pipe, ctx->velem_state); /* set a framebuffer state */ @@ -1061,6 +1080,8 @@ void util_blitter_clear_depth_stencil(struct blitter_context *blitter, pipe->bind_rasterizer_state(pipe, ctx->rs_state); pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, 0)); pipe->bind_vs_state(pipe, ctx->vs); + if (ctx->has_geometry_shader) + pipe->bind_gs_state(pipe, NULL); pipe->bind_vertex_elements_state(pipe, ctx->velem_state); /* set a framebuffer state */ @@ -1108,6 +1129,8 @@ void util_blitter_custom_depth_stencil(struct blitter_context *blitter, pipe->bind_rasterizer_state(pipe, ctx->rs_state); pipe->bind_fs_state(pipe, blitter_get_fs_col(ctx, 0)); pipe->bind_vs_state(pipe, ctx->vs); + if (ctx->has_geometry_shader) + pipe->bind_gs_state(pipe, NULL); pipe->bind_vertex_elements_state(pipe, ctx->velem_state); /* set a framebuffer state */ diff --git a/src/gallium/auxiliary/util/u_blitter.h b/src/gallium/auxiliary/util/u_blitter.h index 9fe7952951d..d208ec38d01 100644 --- a/src/gallium/auxiliary/util/u_blitter.h +++ b/src/gallium/auxiliary/util/u_blitter.h @@ -89,7 +89,7 @@ struct blitter_context void *saved_dsa_state; /**< depth stencil alpha state */ void *saved_velem_state; /**< vertex elements state */ void *saved_rs_state; /**< rasterizer state */ - void *saved_fs, *saved_vs; /**< fragment shader, vertex shader */ + void *saved_fs, *saved_vs, *saved_gs; /**< shaders */ struct pipe_framebuffer_state saved_fb_state; /**< framebuffer state */ struct pipe_stencil_ref saved_stencil_ref; /**< stencil ref */ @@ -130,6 +130,7 @@ struct pipe_context *util_blitter_get_pipe(struct blitter_context *blitter) * - vertex buffers * - vertex elements * - vertex shader + * - geometry shader (if supported) * - rasterizer state */ @@ -283,6 +284,13 @@ void util_blitter_save_vertex_shader(struct blitter_context *blitter, blitter->saved_vs = vs; } +static INLINE +void util_blitter_save_geometry_shader(struct blitter_context *blitter, + void *gs) +{ + blitter->saved_gs = gs; +} + static INLINE void util_blitter_save_framebuffer(struct blitter_context *blitter, const struct pipe_framebuffer_state *state) -- 2.30.2