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| 5564 | serge | 1 | /********************************************************** |
| 2 | * Copyright 2009-2011 VMware, Inc. All rights reserved. |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person |
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| 5 | * obtaining a copy of this software and associated documentation |
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| 6 | * files (the "Software"), to deal in the Software without |
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| 7 | * restriction, including without limitation the rights to use, copy, |
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| 8 | * modify, merge, publish, distribute, sublicense, and/or sell copies |
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| 9 | * of the Software, and to permit persons to whom the Software is |
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| 10 | * furnished to do so, subject to the following conditions: |
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| 11 | * |
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| 12 | * The above copyright notice and this permission notice shall be |
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| 13 | * included in all copies or substantial portions of the Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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| 16 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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| 18 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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| 19 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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| 20 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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| 21 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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| 22 | * SOFTWARE. |
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| 23 | * |
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| 24 | ********************************************************* |
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| 25 | * Authors: |
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| 26 | * Zack Rusin |
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| 27 | * Thomas Hellstrom |
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| 28 | */ |
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| 29 | |||
| 30 | #ifndef _XA_COMPOSITE_H_ |
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| 31 | #define _XA_COMPOSITE_H_ |
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| 32 | |||
| 33 | #include "xa_tracker.h" |
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| 34 | #include "xa_context.h" |
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| 35 | |||
| 36 | /* |
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| 37 | * Supported composite ops. |
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| 38 | */ |
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| 39 | enum xa_composite_op { |
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| 40 | xa_op_clear, |
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| 41 | xa_op_src, |
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| 42 | xa_op_dst, |
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| 43 | xa_op_over, |
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| 44 | xa_op_over_reverse, |
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| 45 | xa_op_in, |
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| 46 | xa_op_in_reverse, |
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| 47 | xa_op_out, |
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| 48 | xa_op_out_reverse, |
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| 49 | xa_op_atop, |
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| 50 | xa_op_atop_reverse, |
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| 51 | xa_op_xor, |
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| 52 | xa_op_add |
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| 53 | }; |
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| 54 | |||
| 55 | /* |
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| 56 | * Supported filters. |
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| 57 | */ |
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| 58 | enum xa_composite_filter { |
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| 59 | xa_filter_nearest, |
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| 60 | xa_filter_linear |
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| 61 | }; |
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| 62 | |||
| 63 | /* |
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| 64 | * Supported clamp methods. |
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| 65 | */ |
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| 66 | enum xa_composite_wrap { |
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| 67 | xa_wrap_clamp_to_border, |
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| 68 | xa_wrap_repeat, |
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| 69 | xa_wrap_mirror_repeat, |
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| 70 | xa_wrap_clamp_to_edge |
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| 71 | }; |
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| 72 | |||
| 73 | /* |
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| 74 | * Src picture types. |
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| 75 | */ |
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| 76 | enum xa_composite_src_pict_type { |
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| 77 | xa_src_pict_solid_fill |
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| 78 | }; |
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| 79 | |||
| 80 | struct xa_pict_solid_fill { |
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| 81 | enum xa_composite_src_pict_type type; |
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| 82 | unsigned int class; |
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| 83 | uint32_t color; |
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| 84 | }; |
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| 85 | |||
| 86 | union xa_source_pict { |
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| 87 | unsigned int type; |
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| 88 | struct xa_pict_solid_fill solid_fill; |
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| 89 | }; |
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| 90 | |||
| 91 | struct xa_picture { |
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| 92 | enum xa_formats pict_format; |
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| 93 | struct xa_surface *srf; |
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| 94 | struct xa_surface *alpha_map; |
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| 95 | float transform[9]; |
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| 96 | int has_transform; |
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| 97 | int component_alpha; |
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| 98 | enum xa_composite_wrap wrap; |
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| 99 | enum xa_composite_filter filter; |
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| 100 | union xa_source_pict *src_pict; |
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| 101 | }; |
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| 102 | |||
| 103 | struct xa_composite { |
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| 104 | struct xa_picture *src, *mask, *dst; |
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| 105 | int op; |
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| 106 | int no_solid; |
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| 107 | }; |
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| 108 | |||
| 109 | struct xa_composite_allocation { |
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| 110 | unsigned int xa_composite_size; |
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| 111 | unsigned int xa_picture_size; |
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| 112 | unsigned int xa_source_pict_size; |
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| 113 | }; |
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| 114 | |||
| 115 | /* |
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| 116 | * Get allocation sizes for minor bump compatibility. |
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| 117 | */ |
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| 118 | |||
| 119 | extern const struct xa_composite_allocation * |
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| 120 | xa_composite_allocation(void); |
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| 121 | |||
| 122 | /* |
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| 123 | * This function checks most things except the format of the hardware |
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| 124 | * surfaces, since they are generally not available at the time this |
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| 125 | * function is called. Returns usual XA error codes. |
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| 126 | */ |
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| 127 | extern int |
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| 128 | xa_composite_check_accelerated(const struct xa_composite *comp); |
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| 129 | |||
| 130 | extern int |
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| 131 | xa_composite_prepare(struct xa_context *ctx, const struct xa_composite *comp); |
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| 132 | |||
| 133 | extern void |
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| 134 | xa_composite_rect(struct xa_context *ctx, |
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| 135 | int srcX, int srcY, int maskX, int maskY, |
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| 136 | int dstX, int dstY, int width, int height); |
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| 137 | extern void |
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| 138 | xa_composite_done(struct xa_context *ctx); |
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| 139 | |||
| 140 | #endif |