1 /*
2 * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23 #ifndef _NINE_VERTEXSHADER9_H_
24 #define _NINE_VERTEXSHADER9_H_
25
26 #include "util/u_half.h"
27
28 #include "iunknown.h"
29 #include "device9.h"
30 #include "nine_helpers.h"
31 #include "nine_shader.h"
32 #include "nine_state.h"
33
34 struct NineVertexDeclaration9;
35
36 struct NineVertexShader9
37 {
38 struct NineUnknown base;
39 struct nine_shader_variant variant;
40
41 struct {
42 uint16_t ndecl; /* NINE_DECLUSAGE_x */
43 } input_map[PIPE_MAX_ATTRIBS];
44 unsigned num_inputs;
45
46 struct {
47 const DWORD *tokens;
48 DWORD size;
49 uint8_t version; /* (major << 4) | minor */
50 } byte_code;
51
52 uint8_t sampler_mask;
53
54 boolean position_t; /* if true, disable vport transform */
55 boolean point_size; /* if true, set rasterizer.point_size_per_vertex to 1 */
56 boolean swvp_only;
57
58 unsigned const_used_size; /* in bytes */
59
60 struct nine_lconstf lconstf;
61
62 uint64_t ff_key[3];
63 void *ff_cso;
64
65 uint64_t last_key;
66 void *last_cso;
67
68 uint64_t next_key;
69
70 /* so */
71 struct nine_shader_variant_so variant_so;
72 };
73 static inline struct NineVertexShader9 *
NineVertexShader9(void * data)74 NineVertexShader9( void *data )
75 {
76 return (struct NineVertexShader9 *)data;
77 }
78
79 static inline BOOL
NineVertexShader9_UpdateKey(struct NineVertexShader9 * vs,struct NineDevice9 * device)80 NineVertexShader9_UpdateKey( struct NineVertexShader9 *vs,
81 struct NineDevice9 *device )
82 {
83 struct nine_context *context = &(device->context);
84 uint8_t samplers_shadow;
85 uint64_t key;
86 BOOL res;
87
88 samplers_shadow = (uint8_t)((context->samplers_shadow & NINE_VS_SAMPLERS_MASK) >> NINE_SAMPLER_VS(0));
89 samplers_shadow &= vs->sampler_mask;
90 key = samplers_shadow;
91
92 if (vs->byte_code.version < 0x30)
93 key |= (uint32_t) ((!!context->rs[D3DRS_FOGENABLE]) << 8);
94 key |= (uint32_t) (context->swvp << 9);
95
96 /* We want to use a 64 bits key for performance.
97 * Use compressed float16 values for the pointsize min/max in the key.
98 * Shaders do not usually output psize.*/
99 if (vs->point_size) {
100 key |= ((uint64_t)util_float_to_half(asfloat(context->rs[D3DRS_POINTSIZE_MIN]))) << 32;
101 key |= ((uint64_t)util_float_to_half(asfloat(context->rs[D3DRS_POINTSIZE_MAX]))) << 48;
102 }
103
104 res = vs->last_key != key;
105 if (res)
106 vs->next_key = key;
107 return res;
108 }
109
110 void *
111 NineVertexShader9_GetVariant( struct NineVertexShader9 *vs );
112
113 void *
114 NineVertexShader9_GetVariantProcessVertices( struct NineVertexShader9 *vs,
115 struct NineVertexDeclaration9 *vdecl_out,
116 struct pipe_stream_output_info *so );
117
118 /*** public ***/
119
120 HRESULT
121 NineVertexShader9_new( struct NineDevice9 *pDevice,
122 struct NineVertexShader9 **ppOut,
123 const DWORD *pFunction, void *cso );
124
125 HRESULT
126 NineVertexShader9_ctor( struct NineVertexShader9 *,
127 struct NineUnknownParams *pParams,
128 const DWORD *pFunction, void *cso );
129
130 void
131 NineVertexShader9_dtor( struct NineVertexShader9 * );
132
133 HRESULT NINE_WINAPI
134 NineVertexShader9_GetFunction( struct NineVertexShader9 *This,
135 void *pData,
136 UINT *pSizeOfData );
137
138 #endif /* _NINE_VERTEXSHADER9_H_ */
139