1 /************************************************************************** 2 * 3 * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 #ifndef P_TILE_H 29 #define P_TILE_H 30 31 #include "pipe/p_compiler.h" 32 #include "pipe/p_format.h" 33 #include "pipe/p_state.h" 34 35 struct pipe_context; 36 struct pipe_transfer; 37 38 /** 39 * Clip tile against transfer dims. 40 * 41 * XXX: this only clips width and height! 42 * 43 * \return TRUE if tile is totally clipped, FALSE otherwise 44 */ 45 static INLINE boolean 46 u_clip_tile(uint x, uint y, uint *w, uint *h, const struct pipe_box *box) 47 { 48 if (x >= box->width) 49 return TRUE; 50 if (y >= box->height) 51 return TRUE; 52 if (x + *w > box->width) 53 *w = box->width - x; 54 if (y + *h > box->height) 55 *h = box->height - y; 56 return FALSE; 57 } 58 59 #ifdef __cplusplus 60 extern "C" { 61 #endif 62 63 void 64 pipe_get_tile_raw(struct pipe_context *pipe, 65 struct pipe_transfer *pt, 66 uint x, uint y, uint w, uint h, 67 void *p, int dst_stride); 68 69 void 70 pipe_put_tile_raw(struct pipe_context *pipe, 71 struct pipe_transfer *pt, 72 uint x, uint y, uint w, uint h, 73 const void *p, int src_stride); 74 75 76 void 77 pipe_get_tile_rgba(struct pipe_context *pipe, 78 struct pipe_transfer *pt, 79 uint x, uint y, uint w, uint h, 80 float *p); 81 82 void 83 pipe_get_tile_rgba_format(struct pipe_context *pipe, 84 struct pipe_transfer *pt, 85 uint x, uint y, uint w, uint h, 86 enum pipe_format format, 87 float *p); 88 89 void 90 pipe_put_tile_rgba(struct pipe_context *pipe, 91 struct pipe_transfer *pt, 92 uint x, uint y, uint w, uint h, 93 const float *p); 94 95 void 96 pipe_put_tile_rgba_format(struct pipe_context *pipe, 97 struct pipe_transfer *pt, 98 uint x, uint y, uint w, uint h, 99 enum pipe_format format, 100 const float *p); 101 102 103 void 104 pipe_get_tile_z(struct pipe_context *pipe, 105 struct pipe_transfer *pt, 106 uint x, uint y, uint w, uint h, 107 uint *z); 108 109 void 110 pipe_put_tile_z(struct pipe_context *pipe, 111 struct pipe_transfer *pt, 112 uint x, uint y, uint w, uint h, 113 const uint *z); 114 115 void 116 pipe_tile_raw_to_rgba(enum pipe_format format, 117 void *src, 118 uint w, uint h, 119 float *dst, unsigned dst_stride); 120 121 void 122 pipe_tile_raw_to_unsigned(enum pipe_format format, 123 void *src, 124 uint w, uint h, 125 unsigned *dst, unsigned dst_stride); 126 127 void 128 pipe_tile_raw_to_signed(enum pipe_format format, 129 void *src, 130 uint w, uint h, 131 int *dst, unsigned dst_stride); 132 133 void 134 pipe_get_tile_ui_format(struct pipe_context *pipe, 135 struct pipe_transfer *pt, 136 uint x, uint y, uint w, uint h, 137 enum pipe_format format, 138 unsigned int *p); 139 140 void 141 pipe_get_tile_i_format(struct pipe_context *pipe, 142 struct pipe_transfer *pt, 143 uint x, uint y, uint w, uint h, 144 enum pipe_format format, 145 int *p); 146 147 void 148 pipe_put_tile_ui_format(struct pipe_context *pipe, 149 struct pipe_transfer *pt, 150 uint x, uint y, uint w, uint h, 151 enum pipe_format format, 152 const unsigned *p); 153 154 void 155 pipe_put_tile_i_format(struct pipe_context *pipe, 156 struct pipe_transfer *pt, 157 uint x, uint y, uint w, uint h, 158 enum pipe_format format, 159 const int *p); 160 161 #ifdef __cplusplus 162 } 163 #endif 164 165 #endif 166
