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-rw-r--r--src/gallium/drivers/svga/svga_context.h446
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diff --git a/src/gallium/drivers/svga/svga_context.h b/src/gallium/drivers/svga/svga_context.h
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+/**********************************************************
+ * 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
+
+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_ref:8;
+ 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;
+ float pointsize_min;
+ float pointsize_max;
+
+ 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_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;
+
+ /* Internally generated shaders:
+ */
+ unsigned white_fs_id;
+
+ /*
+ */
+ 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
+
+
+
+
+
+/***********************************************************************
+ * 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 );
+
+
+/***********************************************************************
+ * 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
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 00:17:29 +0000