diff options
Diffstat (limited to 'src/gallium/auxiliary/util/u_blitter.c')
| -rw-r--r-- | src/gallium/auxiliary/util/u_blitter.c | 70 |
1 files changed, 57 insertions, 13 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index 29060a1eff..71cf9525d3 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -89,6 +89,8 @@ struct blitter_context_priv void *dsa_write_depth_keep_stencil; void *dsa_keep_depth_stencil; + void *velem_state; + /* Sampler state for clamping to a miplevel. */ void *sampler_state[PIPE_MAX_TEXTURE_LEVELS]; @@ -96,6 +98,12 @@ struct blitter_context_priv void *rs_state; struct pipe_sampler_view *sampler_view; + + /* Viewport state. */ + struct pipe_viewport_state viewport; + + /* Clip state. */ + struct pipe_clip_state clip; }; struct blitter_context *util_blitter_create(struct pipe_context *pipe) @@ -105,6 +113,7 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe) struct pipe_depth_stencil_alpha_state dsa = { { 0 } }; struct pipe_rasterizer_state rs_state = { 0 }; struct pipe_sampler_state *sampler_state; + struct pipe_vertex_element velem[2]; unsigned i; ctx = CALLOC_STRUCT(blitter_context_priv); @@ -119,6 +128,7 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe) ctx->blitter.saved_rs_state = INVALID_PTR; ctx->blitter.saved_fs = INVALID_PTR; ctx->blitter.saved_vs = INVALID_PTR; + ctx->blitter.saved_velem_state = INVALID_PTR; ctx->blitter.saved_fb_state.nr_cbufs = ~0; ctx->blitter.saved_num_sampler_views = ~0; ctx->blitter.saved_num_sampler_states = ~0; @@ -163,11 +173,20 @@ struct blitter_context *util_blitter_create(struct pipe_context *pipe) memset(&rs_state, 0, sizeof(rs_state)); rs_state.front_winding = PIPE_WINDING_CW; rs_state.cull_mode = PIPE_WINDING_NONE; - rs_state.bypass_vs_clip_and_viewport = 1; rs_state.gl_rasterization_rules = 1; rs_state.flatshade = 1; ctx->rs_state = pipe->create_rasterizer_state(pipe, &rs_state); + /* vertex elements state */ + memset(&velem[0], 0, sizeof(velem[0]) * 2); + for (i = 0; i < 2; i++) { + velem[i].src_offset = i * 4 * sizeof(float); + velem[i].instance_divisor = 0; + velem[i].vertex_buffer_index = 0; + velem[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; + } + ctx->velem_state = pipe->create_vertex_elements_state(pipe, 2, &velem[0]); + /* fragment shaders are created on-demand */ /* vertex shaders */ @@ -217,6 +236,7 @@ void util_blitter_destroy(struct blitter_context *blitter) pipe->delete_rasterizer_state(pipe, ctx->rs_state); pipe->delete_vs_state(pipe, ctx->vs_col); pipe->delete_vs_state(pipe, ctx->vs_tex); + pipe->delete_vertex_elements_state(pipe, ctx->velem_state); for (i = 0; i < PIPE_MAX_TEXTURE_TYPES; i++) { if (ctx->fs_texfetch_col[i]) @@ -248,7 +268,8 @@ static void blitter_check_saved_CSOs(struct blitter_context_priv *ctx) ctx->blitter.saved_dsa_state != INVALID_PTR && ctx->blitter.saved_rs_state != INVALID_PTR && ctx->blitter.saved_fs != INVALID_PTR && - ctx->blitter.saved_vs != INVALID_PTR); + ctx->blitter.saved_vs != INVALID_PTR && + ctx->blitter.saved_velem_state != INVALID_PTR); } static void blitter_restore_CSOs(struct blitter_context_priv *ctx) @@ -261,15 +282,20 @@ static void blitter_restore_CSOs(struct blitter_context_priv *ctx) pipe->bind_rasterizer_state(pipe, ctx->blitter.saved_rs_state); pipe->bind_fs_state(pipe, ctx->blitter.saved_fs); pipe->bind_vs_state(pipe, ctx->blitter.saved_vs); + pipe->bind_vertex_elements_state(pipe, ctx->blitter.saved_velem_state); ctx->blitter.saved_blend_state = INVALID_PTR; ctx->blitter.saved_dsa_state = INVALID_PTR; ctx->blitter.saved_rs_state = INVALID_PTR; ctx->blitter.saved_fs = INVALID_PTR; ctx->blitter.saved_vs = INVALID_PTR; + ctx->blitter.saved_velem_state = INVALID_PTR; pipe->set_stencil_ref(pipe, &ctx->blitter.saved_stencil_ref); + pipe->set_viewport_state(pipe, &ctx->blitter.saved_viewport); + pipe->set_clip_state(pipe, &ctx->blitter.saved_clip); + /* restore the state objects which are required to be saved before copy/fill */ if (ctx->blitter.saved_fb_state.nr_cbufs != ~0) { @@ -295,25 +321,40 @@ static void blitter_restore_CSOs(struct blitter_context_priv *ctx) static void blitter_set_rectangle(struct blitter_context_priv *ctx, unsigned x1, unsigned y1, unsigned x2, unsigned y2, + unsigned width, unsigned height, float depth) { int i; /* set vertex positions */ - ctx->vertices[0][0][0] = x1; /*v0.x*/ - ctx->vertices[0][0][1] = y1; /*v0.y*/ + ctx->vertices[0][0][0] = (float)x1 / width * 2.0f - 1.0f; /*v0.x*/ + ctx->vertices[0][0][1] = (float)y1 / height * 2.0f - 1.0f; /*v0.y*/ - ctx->vertices[1][0][0] = x2; /*v1.x*/ - ctx->vertices[1][0][1] = y1; /*v1.y*/ + ctx->vertices[1][0][0] = (float)x2 / width * 2.0f - 1.0f; /*v1.x*/ + ctx->vertices[1][0][1] = (float)y1 / height * 2.0f - 1.0f; /*v1.y*/ - ctx->vertices[2][0][0] = x2; /*v2.x*/ - ctx->vertices[2][0][1] = y2; /*v2.y*/ + ctx->vertices[2][0][0] = (float)x2 / width * 2.0f - 1.0f; /*v2.x*/ + ctx->vertices[2][0][1] = (float)y2 / height * 2.0f - 1.0f; /*v2.y*/ - ctx->vertices[3][0][0] = x1; /*v3.x*/ - ctx->vertices[3][0][1] = y2; /*v3.y*/ + ctx->vertices[3][0][0] = (float)x1 / width * 2.0f - 1.0f; /*v3.x*/ + ctx->vertices[3][0][1] = (float)y2 / height * 2.0f - 1.0f; /*v3.y*/ for (i = 0; i < 4; i++) ctx->vertices[i][0][2] = depth; /*z*/ + + /* viewport */ + ctx->viewport.scale[0] = 0.5f * width; + ctx->viewport.scale[1] = 0.5f * height; + ctx->viewport.scale[2] = 1.0f; + ctx->viewport.scale[3] = 1.0f; + ctx->viewport.translate[0] = 0.5f * width; + ctx->viewport.translate[1] = 0.5f * height; + ctx->viewport.translate[2] = 0.0f; + ctx->viewport.translate[3] = 0.0f; + ctx->pipe->set_viewport_state(ctx->pipe, &ctx->viewport); + + /* clip */ + ctx->pipe->set_clip_state(ctx->pipe, &ctx->clip); } static void blitter_set_clear_color(struct blitter_context_priv *ctx, @@ -553,11 +594,12 @@ void util_blitter_clear(struct blitter_context *blitter, pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil); pipe->bind_rasterizer_state(pipe, ctx->rs_state); + 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_col); blitter_set_clear_color(ctx, rgba); - blitter_set_rectangle(ctx, 0, 0, width, height, depth); + blitter_set_rectangle(ctx, 0, 0, width, height, width, height, depth); blitter_draw_quad(ctx); blitter_restore_CSOs(ctx); } @@ -631,6 +673,7 @@ static void util_blitter_do_copy(struct blitter_context *blitter, pipe->bind_vs_state(pipe, ctx->vs_tex); pipe->bind_fragment_sampler_states(pipe, 1, blitter_get_sampler_state(ctx, src->level)); + pipe->bind_vertex_elements_state(pipe, ctx->velem_state); pipe->set_fragment_sampler_views(pipe, 1, &view); pipe->set_framebuffer_state(pipe, &fb_state); @@ -653,7 +696,7 @@ static void util_blitter_do_copy(struct blitter_context *blitter, assert(0); } - blitter_set_rectangle(ctx, dstx, dsty, dstx+width, dsty+height, 0); + blitter_set_rectangle(ctx, dstx, dsty, dstx+width, dsty+height, dst->width, dst->height, 0); blitter_draw_quad(ctx); } @@ -804,6 +847,7 @@ void util_blitter_fill(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_col); + pipe->bind_vertex_elements_state(pipe, ctx->velem_state); /* set a framebuffer state */ fb_state.width = dst->width; @@ -814,7 +858,7 @@ void util_blitter_fill(struct blitter_context *blitter, pipe->set_framebuffer_state(pipe, &fb_state); blitter_set_clear_color(ctx, rgba); - blitter_set_rectangle(ctx, 0, 0, width, height, 0); + blitter_set_rectangle(ctx, 0, 0, width, height, dst->width, dst->height, 0); blitter_draw_quad(ctx); blitter_restore_CSOs(ctx); } |