src/gallium/state_trackers/nine/vertexshader9.h

   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 "iunknown.h"
  27 #include "nine_shader.h"
  28 #include "nine_state.h"
  29
  30 struct NineVertexShader9
  31 {
  32     struct NineUnknown base;
  33     struct nine_shader_variant variant;
  34
  35     struct {
  36         uint16_t ndecl; /* NINE_DECLUSAGE_x */
  37     } input_map[PIPE_MAX_ATTRIBS];
  38     unsigned num_inputs;
  39
  40     struct {
  41         const DWORD *tokens;
  42         DWORD size;
  43         uint8_t version; /* (major << 4) | minor */
  44     } byte_code;
  45
  46     uint8_t sampler_mask;
  47
  48     boolean position_t; /* if true, disable vport transform */
  49     boolean point_size; /* if true, set rasterizer.point_size_per_vertex to 1 */
  50
  51     unsigned const_used_size; /* in bytes */
  52
  53     struct nine_lconstf lconstf;
  54
  55     const struct pipe_stream_output_info *so;
  56
  57     uint64_t ff_key[3];
  58     void *ff_cso;
  59
  60     uint32_t last_key;
  61     void *last_cso;
  62
  63     uint32_t next_key;
  64 };
  65 static inline struct NineVertexShader9 *
  66 NineVertexShader9( void *data )
  67 {
  68     return (struct NineVertexShader9 *)data;
  69 }
  70
  71 static inline BOOL
  72 NineVertexShader9_UpdateKey( struct NineVertexShader9 *vs,
  73                              struct nine_state *state )
  74 {
  75     uint8_t samplers_shadow;
  76     uint32_t key;
  77     BOOL res;
  78
  79     samplers_shadow = (uint8_t)((state->samplers_shadow & NINE_VS_SAMPLERS_MASK) >> NINE_SAMPLER_VS(0));
  80     samplers_shadow &= vs->sampler_mask;
  81     key = samplers_shadow;
  82
  83     if (vs->byte_code.version < 0x30)
  84         key |= state->rs[D3DRS_FOGENABLE] << 8;
  85
  86     res = vs->last_key != key;
  87     if (res)
  88         vs->next_key = key;
  89     return res;
  90 }
  91
  92 void *
  93 NineVertexShader9_GetVariant( struct NineVertexShader9 *vs );
  94
  95 /*** public ***/
  96
  97 HRESULT
  98 NineVertexShader9_new( struct NineDevice9 *pDevice,
  99                        struct NineVertexShader9 **ppOut,
 100                        const DWORD *pFunction, void *cso );
 101
 102 HRESULT
 103 NineVertexShader9_ctor( struct NineVertexShader9 *,
 104                         struct NineUnknownParams *pParams,
 105                         const DWORD *pFunction, void *cso );
 106
 107 void
 108 NineVertexShader9_dtor( struct NineVertexShader9 * );
 109
 110 HRESULT WINAPI
 111 NineVertexShader9_GetFunction( struct NineVertexShader9 *This,
 112                                void *pData,
 113                                UINT *pSizeOfData );
 114
 115 #endif /* _NINE_VERTEXSHADER9_H_ */