| |
| /************************************************************************** |
| * |
| * Copyright 2007 VMware, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| /** |
| * \brief Public interface into the drawing module. |
| */ |
| |
| /* Authors: Keith Whitwell <keithw@vmware.com> |
| */ |
| |
| |
| #ifndef DRAW_CONTEXT_H |
| #define DRAW_CONTEXT_H |
| |
| |
| #include "pipe/p_state.h" |
| |
| struct pipe_context; |
| struct draw_context; |
| struct draw_stage; |
| struct draw_vertex_shader; |
| struct draw_geometry_shader; |
| struct draw_tess_ctrl_shader; |
| struct draw_tess_eval_shader; |
| struct draw_fragment_shader; |
| struct tgsi_sampler; |
| struct tgsi_image; |
| struct tgsi_buffer; |
| struct lp_cached_code; |
| |
| |
| /* |
| * structure to contain driver internal information |
| * for stream out support. mapping stores the pointer |
| * to the buffer contents, and internal offset stores |
| * an internal counter to how much of the stream |
| * out buffer is used (in bytes). |
| */ |
| struct draw_so_target { |
| struct pipe_stream_output_target target; |
| void *mapping; |
| int internal_offset; |
| }; |
| |
| |
| struct draw_context *draw_create(struct pipe_context *pipe); |
| |
| #ifdef DRAW_LLVM_AVAILABLE |
| struct draw_context *draw_create_with_llvm_context(struct pipe_context *pipe, |
| void *context); |
| #endif |
| |
| struct draw_context *draw_create_no_llvm(struct pipe_context *pipe); |
| |
| void draw_destroy(struct draw_context *draw); |
| |
| void draw_flush(struct draw_context *draw); |
| |
| void draw_set_viewport_states(struct draw_context *draw, |
| unsigned start_slot, |
| unsigned num_viewports, |
| const struct pipe_viewport_state *viewports); |
| |
| void draw_set_clip_state(struct draw_context *pipe, |
| const struct pipe_clip_state *clip); |
| |
| /** |
| * Sets the rasterization state used by the draw module. |
| * The rast_handle is used to pass the driver specific representation |
| * of the rasterization state. It's going to be used when the |
| * draw module sets the state back on the driver itself using the |
| * pipe::bind_rasterizer_state method. |
| * |
| * NOTE: if you're calling this function from within the pipe's |
| * bind_rasterizer_state you should always call it before binding |
| * the actual state - that's because the draw module can try to |
| * bind its own rasterizer state which would reset your newly |
| * set state. i.e. always do |
| * draw_set_rasterizer_state(driver->draw, state->pipe_state, state); |
| * driver->state.raster = state; |
| */ |
| void draw_set_rasterizer_state(struct draw_context *draw, |
| const struct pipe_rasterizer_state *raster, |
| void *rast_handle); |
| |
| void draw_set_rasterize_stage(struct draw_context *draw, |
| struct draw_stage *stage); |
| |
| void draw_wide_point_threshold(struct draw_context *draw, float threshold); |
| |
| void draw_wide_point_sprites(struct draw_context *draw, boolean draw_sprite); |
| |
| void draw_wide_line_threshold(struct draw_context *draw, float threshold); |
| |
| void draw_enable_line_stipple(struct draw_context *draw, boolean enable); |
| |
| void draw_enable_point_sprites(struct draw_context *draw, boolean enable); |
| |
| void draw_set_zs_format(struct draw_context *draw, enum pipe_format format); |
| |
| /* for TGSI constants are 4 * sizeof(float), but for NIR they need to be sizeof(float); */ |
| void draw_set_constant_buffer_stride(struct draw_context *draw, unsigned num_bytes); |
| |
| boolean |
| draw_install_aaline_stage(struct draw_context *draw, struct pipe_context *pipe); |
| |
| boolean |
| draw_install_aapoint_stage(struct draw_context *draw, struct pipe_context *pipe); |
| |
| boolean |
| draw_install_pstipple_stage(struct draw_context *draw, struct pipe_context *pipe); |
| |
| |
| struct tgsi_shader_info * |
| draw_get_shader_info(const struct draw_context *draw); |
| |
| void |
| draw_prepare_shader_outputs(struct draw_context *draw); |
| |
| int |
| draw_find_shader_output(const struct draw_context *draw, |
| uint semantic_name, uint semantic_index); |
| |
| boolean |
| draw_will_inject_frontface(const struct draw_context *draw); |
| |
| uint |
| draw_num_shader_outputs(const struct draw_context *draw); |
| |
| uint |
| draw_total_vs_outputs(const struct draw_context *draw); |
| |
| uint |
| draw_total_gs_outputs(const struct draw_context *draw); |
| |
| uint |
| draw_total_tcs_outputs(const struct draw_context *draw); |
| |
| uint |
| draw_total_tes_outputs(const struct draw_context *draw); |
| |
| void |
| draw_texture_sampler(struct draw_context *draw, |
| enum pipe_shader_type shader_type, |
| struct tgsi_sampler *sampler); |
| |
| void |
| draw_image(struct draw_context *draw, |
| enum pipe_shader_type shader_type, |
| struct tgsi_image *image); |
| |
| void |
| draw_buffer(struct draw_context *draw, |
| enum pipe_shader_type shader_type, |
| struct tgsi_buffer *buffer); |
| |
| void |
| draw_set_sampler_views(struct draw_context *draw, |
| enum pipe_shader_type shader_stage, |
| struct pipe_sampler_view **views, |
| unsigned num); |
| void |
| draw_set_samplers(struct draw_context *draw, |
| enum pipe_shader_type shader_stage, |
| struct pipe_sampler_state **samplers, |
| unsigned num); |
| |
| void |
| draw_set_images(struct draw_context *draw, |
| enum pipe_shader_type shader_stage, |
| struct pipe_image_view *images, |
| unsigned num); |
| |
| void |
| draw_set_mapped_texture(struct draw_context *draw, |
| enum pipe_shader_type shader_stage, |
| unsigned sview_idx, |
| uint32_t width, uint32_t height, uint32_t depth, |
| uint32_t first_level, uint32_t last_level, |
| uint32_t num_samples, |
| uint32_t sample_stride, |
| const void *base, |
| uint32_t row_stride[PIPE_MAX_TEXTURE_LEVELS], |
| uint32_t img_stride[PIPE_MAX_TEXTURE_LEVELS], |
| uint32_t mip_offsets[PIPE_MAX_TEXTURE_LEVELS]); |
| |
| void |
| draw_set_mapped_image(struct draw_context *draw, |
| enum pipe_shader_type shader_stage, |
| unsigned idx, |
| uint32_t width, uint32_t height, uint32_t depth, |
| const void *base_ptr, |
| uint32_t row_stride, |
| uint32_t img_stride, |
| uint32_t num_samples, |
| uint32_t sample_stride); |
| |
| /* |
| * Vertex shader functions |
| */ |
| |
| struct draw_vertex_shader * |
| draw_create_vertex_shader(struct draw_context *draw, |
| const struct pipe_shader_state *shader); |
| void draw_bind_vertex_shader(struct draw_context *draw, |
| struct draw_vertex_shader *dvs); |
| void draw_delete_vertex_shader(struct draw_context *draw, |
| struct draw_vertex_shader *dvs); |
| void draw_vs_attach_so(struct draw_vertex_shader *dvs, |
| const struct pipe_stream_output_info *info); |
| void draw_vs_reset_so(struct draw_vertex_shader *dvs); |
| |
| |
| /* |
| * Fragment shader functions |
| */ |
| struct draw_fragment_shader * |
| draw_create_fragment_shader(struct draw_context *draw, |
| const struct pipe_shader_state *shader); |
| void draw_bind_fragment_shader(struct draw_context *draw, |
| struct draw_fragment_shader *dvs); |
| void draw_delete_fragment_shader(struct draw_context *draw, |
| struct draw_fragment_shader *dvs); |
| |
| /* |
| * Geometry shader functions |
| */ |
| struct draw_geometry_shader * |
| draw_create_geometry_shader(struct draw_context *draw, |
| const struct pipe_shader_state *shader); |
| void draw_bind_geometry_shader(struct draw_context *draw, |
| struct draw_geometry_shader *dvs); |
| void draw_delete_geometry_shader(struct draw_context *draw, |
| struct draw_geometry_shader *dvs); |
| |
| /* |
| * Tess shader functions |
| */ |
| struct draw_tess_ctrl_shader * |
| draw_create_tess_ctrl_shader(struct draw_context *draw, |
| const struct pipe_shader_state *shader); |
| void draw_bind_tess_ctrl_shader(struct draw_context *draw, |
| struct draw_tess_ctrl_shader *dvs); |
| void draw_delete_tess_ctrl_shader(struct draw_context *draw, |
| struct draw_tess_ctrl_shader *dvs); |
| struct draw_tess_eval_shader * |
| draw_create_tess_eval_shader(struct draw_context *draw, |
| const struct pipe_shader_state *shader); |
| void draw_bind_tess_eval_shader(struct draw_context *draw, |
| struct draw_tess_eval_shader *dvs); |
| void draw_delete_tess_eval_shader(struct draw_context *draw, |
| struct draw_tess_eval_shader *dvs); |
| void draw_set_tess_state(struct draw_context *draw, |
| const float default_outer_level[4], |
| const float default_inner_level[2]); |
| |
| /* |
| * Vertex data functions |
| */ |
| |
| void draw_set_vertex_buffers(struct draw_context *draw, |
| unsigned start_slot, unsigned count, |
| unsigned unbind_num_trailing_slots, |
| const struct pipe_vertex_buffer *buffers); |
| |
| void draw_set_vertex_elements(struct draw_context *draw, |
| unsigned count, |
| const struct pipe_vertex_element *elements); |
| |
| void draw_set_indexes(struct draw_context *draw, |
| const void *elements, unsigned elem_size, |
| unsigned available_space); |
| |
| void draw_set_mapped_vertex_buffer(struct draw_context *draw, |
| unsigned attr, const void *buffer, |
| size_t size); |
| |
| void |
| draw_set_mapped_constant_buffer(struct draw_context *draw, |
| enum pipe_shader_type shader_type, |
| unsigned slot, |
| const void *buffer, |
| unsigned size); |
| |
| void |
| draw_set_mapped_shader_buffer(struct draw_context *draw, |
| enum pipe_shader_type shader_type, |
| unsigned slot, |
| const void *buffer, |
| unsigned size); |
| |
| void |
| draw_set_mapped_so_targets(struct draw_context *draw, |
| unsigned num_targets, |
| struct draw_so_target *targets[PIPE_MAX_SO_BUFFERS]); |
| |
| |
| /*********************************************************************** |
| * draw_pt.c |
| */ |
| |
| void draw_vbo(struct draw_context *draw, |
| const struct pipe_draw_info *info, |
| unsigned drawid_offset, |
| const struct pipe_draw_indirect_info *indirect, |
| const struct pipe_draw_start_count_bias *draws, |
| unsigned num_draws, |
| uint8_t patch_vertices); |
| |
| |
| /******************************************************************************* |
| * Driver backend interface |
| */ |
| struct vbuf_render; |
| void |
| draw_set_render(struct draw_context *draw, |
| struct vbuf_render *render); |
| |
| void |
| draw_set_driver_clipping(struct draw_context *draw, |
| boolean bypass_clip_xy, |
| boolean bypass_clip_z, |
| boolean guard_band_xy, |
| boolean bypass_clip_points); |
| |
| /******************************************************************************* |
| * Draw statistics |
| */ |
| void |
| draw_collect_pipeline_statistics(struct draw_context *draw, |
| boolean enable); |
| |
| void |
| draw_collect_primitives_generated(struct draw_context *draw, |
| bool eanble); |
| |
| /******************************************************************************* |
| * Draw pipeline |
| */ |
| boolean |
| draw_need_pipeline(const struct draw_context *draw, |
| const struct pipe_rasterizer_state *rasterizer, |
| enum pipe_prim_type prim); |
| |
| int |
| draw_get_shader_param(enum pipe_shader_type shader, enum pipe_shader_cap param); |
| |
| int |
| draw_get_shader_param_no_llvm(enum pipe_shader_type shader, |
| enum pipe_shader_cap param); |
| |
| boolean |
| draw_get_option_use_llvm(void); |
| |
| |
| void |
| draw_set_disk_cache_callbacks(struct draw_context *draw, |
| void *data_cookie, |
| void (*find_shader)(void *cookie, |
| struct lp_cached_code *cache, |
| unsigned char ir_sha1_cache_key[20]), |
| void (*insert_shader)(void *cookie, |
| struct lp_cached_code *cache, |
| unsigned char ir_sha1_cache_key[20])); |
| |
| |
| #endif /* DRAW_CONTEXT_H */ |