| /********************************************************** |
| * Copyright 2008-2009 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, sublicense, 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 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 |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| * 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. |
| * |
| **********************************************************/ |
| |
| #ifndef SVGA_CONTEXT_H |
| #define SVGA_CONTEXT_H |
| |
| |
| #include "pipe/p_context.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_state.h" |
| |
| #include "util/u_double_list.h" |
| |
| #include "tgsi/tgsi_scan.h" |
| |
| |
| #define SVGA_TEX_UNITS 8 |
| #define SVGA_MAX_POINTSIZE 80.0 |
| |
| struct draw_vertex_shader; |
| struct svga_shader_result; |
| struct SVGACmdMemory; |
| struct util_bitmask; |
| struct u_upload_mgr; |
| |
| |
| struct svga_shader |
| { |
| const struct tgsi_token *tokens; |
| |
| struct tgsi_shader_info info; |
| |
| struct svga_shader_result *results; |
| |
| unsigned id; |
| |
| boolean use_sm30; |
| }; |
| |
| struct svga_fragment_shader |
| { |
| struct svga_shader base; |
| }; |
| |
| struct svga_vertex_shader |
| { |
| struct svga_shader base; |
| |
| struct draw_vertex_shader *draw_shader; |
| }; |
| |
| |
| struct svga_cache_context; |
| struct svga_tracked_state; |
| |
| struct svga_blend_state { |
| |
| boolean need_white_fragments; |
| |
| /* Should be per-render-target: |
| */ |
| struct { |
| uint8_t writemask; |
| |
| boolean blend_enable; |
| uint8_t srcblend; |
| uint8_t dstblend; |
| uint8_t blendeq; |
| |
| boolean separate_alpha_blend_enable; |
| uint8_t srcblend_alpha; |
| uint8_t dstblend_alpha; |
| uint8_t blendeq_alpha; |
| |
| } rt[1]; |
| }; |
| |
| struct svga_depth_stencil_state { |
| unsigned zfunc:8; |
| unsigned zenable:1; |
| unsigned zwriteenable:1; |
| |
| unsigned alphatestenable:1; |
| unsigned alphafunc:8; |
| |
| struct { |
| unsigned enabled:1; |
| unsigned func:8; |
| unsigned fail:8; |
| unsigned zfail:8; |
| unsigned pass:8; |
| } stencil[2]; |
| |
| /* SVGA3D has one ref/mask/writemask triple shared between front & |
| * back face stencil. We really need two: |
| */ |
| unsigned stencil_mask:8; |
| unsigned stencil_writemask:8; |
| |
| float alpharef; |
| }; |
| |
| #define SVGA_UNFILLED_DISABLE 0 |
| #define SVGA_UNFILLED_LINE 1 |
| #define SVGA_UNFILLED_POINT 2 |
| |
| #define SVGA_PIPELINE_FLAG_POINTS (1<<PIPE_PRIM_POINTS) |
| #define SVGA_PIPELINE_FLAG_LINES (1<<PIPE_PRIM_LINES) |
| #define SVGA_PIPELINE_FLAG_TRIS (1<<PIPE_PRIM_TRIANGLES) |
| |
| struct svga_rasterizer_state { |
| struct pipe_rasterizer_state templ; /* needed for draw module */ |
| |
| unsigned shademode:8; |
| unsigned cullmode:8; |
| unsigned scissortestenable:1; |
| unsigned multisampleantialias:1; |
| unsigned antialiasedlineenable:1; |
| unsigned lastpixel:1; |
| |
| unsigned linepattern; |
| |
| float slopescaledepthbias; |
| float depthbias; |
| float pointsize; |
| |
| unsigned hw_unfilled:16; /* PIPE_POLYGON_MODE_x */ |
| unsigned need_pipeline:16; /* which prims do we need help for? */ |
| }; |
| |
| struct svga_sampler_state { |
| unsigned mipfilter; |
| unsigned magfilter; |
| unsigned minfilter; |
| unsigned aniso_level; |
| float lod_bias; |
| unsigned addressu; |
| unsigned addressv; |
| unsigned addressw; |
| unsigned bordercolor; |
| unsigned normalized_coords:1; |
| unsigned compare_mode:1; |
| unsigned compare_func:3; |
| |
| unsigned min_lod; |
| unsigned view_min_lod; |
| unsigned view_max_lod; |
| }; |
| |
| /* Use to calculate differences between state emitted to hardware and |
| * current driver-calculated state. |
| */ |
| struct svga_state |
| { |
| const struct svga_blend_state *blend; |
| const struct svga_depth_stencil_state *depth; |
| const struct svga_rasterizer_state *rast; |
| const struct svga_sampler_state *sampler[PIPE_MAX_SAMPLERS]; |
| |
| struct pipe_texture *texture[PIPE_MAX_SAMPLERS]; /* or texture ID's? */ |
| struct svga_fragment_shader *fs; |
| struct svga_vertex_shader *vs; |
| |
| struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS]; |
| struct pipe_vertex_element ve[PIPE_MAX_ATTRIBS]; |
| struct pipe_buffer *cb[PIPE_SHADER_TYPES]; |
| |
| struct pipe_framebuffer_state framebuffer; |
| float depthscale; |
| |
| /* Hack to limit the number of different render targets between |
| * flushes. Helps avoid blowing out our surface cache in EXA. |
| */ |
| int nr_fbs; |
| |
| struct pipe_poly_stipple poly_stipple; |
| struct pipe_scissor_state scissor; |
| struct pipe_blend_color blend_color; |
| struct pipe_stencil_ref stencil_ref; |
| struct pipe_clip_state clip; |
| struct pipe_viewport_state viewport; |
| |
| unsigned num_samplers; |
| unsigned num_textures; |
| unsigned num_vertex_elements; |
| unsigned num_vertex_buffers; |
| unsigned reduced_prim; |
| |
| struct { |
| unsigned flag_1d; |
| unsigned flag_srgb; |
| } tex_flags; |
| |
| boolean any_user_vertex_buffers; |
| |
| unsigned zero_stride_vertex_elements; |
| unsigned num_zero_stride_vertex_elements; |
| /* ### maybe dynamically allocate this */ |
| float zero_stride_constants[PIPE_MAX_ATTRIBS*4]; |
| }; |
| |
| #define RS_MAX 97 |
| #define TS_MAX 30 |
| #define CB_MAX 256 |
| |
| struct svga_prescale { |
| float translate[4]; |
| float scale[4]; |
| boolean enabled; |
| }; |
| |
| |
| /* Updated by calling svga_update_state( SVGA_STATE_HW_VIEWPORT ) |
| */ |
| struct svga_hw_clear_state |
| { |
| struct { |
| unsigned x,y,w,h; |
| } viewport; |
| |
| struct { |
| float zmin, zmax; |
| } depthrange; |
| |
| struct pipe_framebuffer_state framebuffer; |
| struct svga_prescale prescale; |
| }; |
| |
| struct svga_hw_view_state |
| { |
| struct pipe_texture *texture; |
| struct svga_sampler_view *v; |
| unsigned min_lod; |
| unsigned max_lod; |
| int dirty; |
| }; |
| |
| /* Updated by calling svga_update_state( SVGA_STATE_HW_DRAW ) |
| */ |
| struct svga_hw_draw_state |
| { |
| unsigned rs[RS_MAX]; |
| unsigned ts[16][TS_MAX]; |
| float cb[PIPE_SHADER_TYPES][CB_MAX][4]; |
| |
| struct svga_shader_result *fs; |
| struct svga_shader_result *vs; |
| struct svga_hw_view_state views[PIPE_MAX_SAMPLERS]; |
| |
| unsigned num_views; |
| }; |
| |
| |
| /* Updated by calling svga_update_state( SVGA_STATE_NEED_SWTNL ) |
| */ |
| struct svga_sw_state |
| { |
| unsigned ve_format[PIPE_MAX_ATTRIBS]; /* NEW_VELEMENT */ |
| |
| /* which parts we need */ |
| boolean need_swvfetch; |
| boolean need_pipeline; |
| boolean need_swtnl; |
| }; |
| |
| |
| /* Queue some state updates (like rss) and submit them to hardware in |
| * a single packet. |
| */ |
| struct svga_hw_queue; |
| |
| struct svga_query; |
| |
| struct svga_context |
| { |
| struct pipe_context pipe; |
| struct svga_winsys_context *swc; |
| |
| struct { |
| boolean no_swtnl; |
| boolean force_swtnl; |
| boolean use_min_mipmap; |
| |
| /* incremented for each shader */ |
| unsigned shader_id; |
| |
| unsigned disable_shader; |
| } debug; |
| |
| struct { |
| struct draw_context *draw; |
| struct vbuf_render *backend; |
| unsigned hw_prim; |
| boolean new_vbuf; |
| boolean new_vdecl; |
| } swtnl; |
| |
| /* Bitmask of used shader IDs */ |
| struct util_bitmask *fs_bm; |
| struct util_bitmask *vs_bm; |
| |
| struct { |
| unsigned dirty[4]; |
| |
| unsigned texture_timestamp; |
| |
| /* |
| */ |
| struct svga_sw_state sw; |
| struct svga_hw_draw_state hw_draw; |
| struct svga_hw_clear_state hw_clear; |
| } state; |
| |
| struct svga_state curr; /* state from the state tracker */ |
| unsigned dirty; /* statechanges since last update_state() */ |
| |
| struct u_upload_mgr *upload_ib; |
| struct u_upload_mgr *upload_vb; |
| struct svga_hwtnl *hwtnl; |
| |
| /** The occlusion query currently in progress */ |
| struct svga_query *sq; |
| |
| /** List of buffers with queued transfers */ |
| struct list_head dirty_buffers; |
| }; |
| |
| /* A flag for each state_tracker state object: |
| */ |
| #define SVGA_NEW_BLEND 0x1 |
| #define SVGA_NEW_DEPTH_STENCIL 0x2 |
| #define SVGA_NEW_RAST 0x4 |
| #define SVGA_NEW_SAMPLER 0x8 |
| #define SVGA_NEW_TEXTURE 0x10 |
| #define SVGA_NEW_VBUFFER 0x20 |
| #define SVGA_NEW_VELEMENT 0x40 |
| #define SVGA_NEW_FS 0x80 |
| #define SVGA_NEW_VS 0x100 |
| #define SVGA_NEW_FS_CONST_BUFFER 0x200 |
| #define SVGA_NEW_VS_CONST_BUFFER 0x400 |
| #define SVGA_NEW_FRAME_BUFFER 0x800 |
| #define SVGA_NEW_STIPPLE 0x1000 |
| #define SVGA_NEW_SCISSOR 0x2000 |
| #define SVGA_NEW_BLEND_COLOR 0x4000 |
| #define SVGA_NEW_CLIP 0x8000 |
| #define SVGA_NEW_VIEWPORT 0x10000 |
| #define SVGA_NEW_PRESCALE 0x20000 |
| #define SVGA_NEW_REDUCED_PRIMITIVE 0x40000 |
| #define SVGA_NEW_TEXTURE_BINDING 0x80000 |
| #define SVGA_NEW_NEED_PIPELINE 0x100000 |
| #define SVGA_NEW_NEED_SWVFETCH 0x200000 |
| #define SVGA_NEW_NEED_SWTNL 0x400000 |
| #define SVGA_NEW_FS_RESULT 0x800000 |
| #define SVGA_NEW_VS_RESULT 0x1000000 |
| #define SVGA_NEW_ZERO_STRIDE 0x2000000 |
| #define SVGA_NEW_TEXTURE_FLAGS 0x4000000 |
| #define SVGA_NEW_STENCIL_REF 0x8000000 |
| |
| |
| |
| |
| |
| /*********************************************************************** |
| * svga_clear.c: |
| */ |
| void svga_clear(struct pipe_context *pipe, |
| unsigned buffers, |
| const float *rgba, |
| double depth, |
| unsigned stencil); |
| |
| |
| /*********************************************************************** |
| * svga_screen_texture.c: |
| */ |
| void svga_mark_surfaces_dirty(struct svga_context *svga); |
| |
| |
| |
| |
| void svga_init_state_functions( struct svga_context *svga ); |
| void svga_init_flush_functions( struct svga_context *svga ); |
| void svga_init_string_functions( struct svga_context *svga ); |
| void svga_init_blit_functions(struct svga_context *svga); |
| |
| void svga_init_blend_functions( struct svga_context *svga ); |
| void svga_init_depth_stencil_functions( struct svga_context *svga ); |
| void svga_init_misc_functions( struct svga_context *svga ); |
| void svga_init_rasterizer_functions( struct svga_context *svga ); |
| void svga_init_sampler_functions( struct svga_context *svga ); |
| void svga_init_fs_functions( struct svga_context *svga ); |
| void svga_init_vs_functions( struct svga_context *svga ); |
| void svga_init_vertex_functions( struct svga_context *svga ); |
| void svga_init_constbuffer_functions( struct svga_context *svga ); |
| void svga_init_draw_functions( struct svga_context *svga ); |
| void svga_init_query_functions( struct svga_context *svga ); |
| |
| void svga_cleanup_vertex_state( struct svga_context *svga ); |
| void svga_cleanup_tss_binding( struct svga_context *svga ); |
| void svga_cleanup_framebuffer( struct svga_context *svga ); |
| |
| void svga_context_flush( struct svga_context *svga, |
| struct pipe_fence_handle **pfence ); |
| |
| void svga_hwtnl_flush_retry( struct svga_context *svga ); |
| |
| struct pipe_context * |
| svga_context_create(struct pipe_screen *screen, |
| void *priv); |
| |
| |
| /*********************************************************************** |
| * Inline conversion functions. These are better-typed than the |
| * macros used previously: |
| */ |
| static INLINE struct svga_context * |
| svga_context( struct pipe_context *pipe ) |
| { |
| return (struct svga_context *)pipe; |
| } |
| |
| |
| |
| #endif |