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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 | */ |
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28 | |||
29 | #include "xa_context.h" |
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30 | #include "xa_priv.h" |
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31 | #include |
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32 | #include "cso_cache/cso_context.h" |
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33 | #include "util/u_inlines.h" |
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34 | #include "util/u_sampler.h" |
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35 | #include "util/u_draw_quad.h" |
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36 | |||
37 | #define floatsEqual(x, y) (fabs(x - y) <= 0.00001f * MIN2(fabs(x), fabs(y))) |
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38 | #define floatIsZero(x) (floatsEqual((x) + 1, 1)) |
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39 | |||
40 | #define NUM_COMPONENTS 4 |
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41 | |||
42 | void |
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43 | |||
44 | |||
45 | renderer_set_constants(struct xa_context *r, |
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46 | int shader_type, const float *params, int param_bytes); |
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47 | |||
48 | static INLINE boolean |
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49 | is_affine(float *matrix) |
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50 | { |
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51 | return floatIsZero(matrix[2]) && floatIsZero(matrix[5]) |
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52 | && floatsEqual(matrix[8], 1); |
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53 | } |
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54 | |||
55 | static INLINE void |
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56 | map_point(float *mat, float x, float y, float *out_x, float *out_y) |
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57 | { |
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58 | if (!mat) { |
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59 | *out_x = x; |
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60 | *out_y = y; |
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61 | return; |
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62 | } |
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63 | |||
64 | *out_x = mat[0] * x + mat[3] * y + mat[6]; |
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65 | *out_y = mat[1] * x + mat[4] * y + mat[7]; |
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66 | if (!is_affine(mat)) { |
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67 | float w = 1 / (mat[2] * x + mat[5] * y + mat[8]); |
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68 | |||
69 | *out_x *= w; |
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70 | *out_y *= w; |
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71 | } |
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72 | } |
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73 | |||
74 | static INLINE void |
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75 | renderer_draw(struct xa_context *r) |
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76 | { |
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77 | int num_verts = r->buffer_size / (r->attrs_per_vertex * NUM_COMPONENTS); |
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78 | |||
79 | if (!r->buffer_size) |
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80 | return; |
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81 | |||
82 | if (!r->scissor_valid) { |
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83 | r->scissor.minx = 0; |
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84 | r->scissor.miny = 0; |
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85 | r->scissor.maxx = r->dst->tex->width0; |
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86 | r->scissor.maxy = r->dst->tex->height0; |
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87 | } |
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88 | |||
89 | r->pipe->set_scissor_states(r->pipe, 0, 1, &r->scissor); |
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90 | |||
91 | cso_set_vertex_elements(r->cso, r->attrs_per_vertex, r->velems); |
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92 | util_draw_user_vertex_buffer(r->cso, r->buffer, PIPE_PRIM_QUADS, |
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93 | num_verts, /* verts */ |
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94 | r->attrs_per_vertex); /* attribs/vert */ |
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95 | r->buffer_size = 0; |
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96 | |||
97 | xa_scissor_reset(r); |
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98 | } |
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99 | |||
100 | static INLINE void |
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101 | renderer_draw_conditional(struct xa_context *r, int next_batch) |
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102 | { |
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103 | if (r->buffer_size + next_batch >= XA_VB_SIZE || |
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104 | (next_batch == 0 && r->buffer_size)) { |
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105 | renderer_draw(r); |
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106 | } |
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107 | } |
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108 | |||
109 | void |
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110 | renderer_init_state(struct xa_context *r) |
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111 | { |
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112 | struct pipe_depth_stencil_alpha_state dsa; |
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113 | struct pipe_rasterizer_state raster; |
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114 | unsigned i; |
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115 | |||
116 | /* set common initial clip state */ |
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117 | memset(&dsa, 0, sizeof(struct pipe_depth_stencil_alpha_state)); |
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118 | cso_set_depth_stencil_alpha(r->cso, &dsa); |
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119 | |||
120 | /* XXX: move to renderer_init_state? */ |
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121 | memset(&raster, 0, sizeof(struct pipe_rasterizer_state)); |
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122 | raster.half_pixel_center = 1; |
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123 | raster.bottom_edge_rule = 1; |
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124 | raster.depth_clip = 1; |
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125 | raster.scissor = 1; |
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126 | cso_set_rasterizer(r->cso, &raster); |
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127 | |||
128 | /* vertex elements state */ |
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129 | memset(&r->velems[0], 0, sizeof(r->velems[0]) * 3); |
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130 | for (i = 0; i < 3; i++) { |
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131 | r->velems[i].src_offset = i * 4 * sizeof(float); |
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132 | r->velems[i].instance_divisor = 0; |
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133 | r->velems[i].vertex_buffer_index = 0; |
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134 | r->velems[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; |
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135 | } |
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136 | } |
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137 | |||
138 | static INLINE void |
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139 | add_vertex_color(struct xa_context *r, float x, float y, float color[4]) |
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140 | { |
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141 | float *vertex = r->buffer + r->buffer_size; |
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142 | |||
143 | vertex[0] = x; |
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144 | vertex[1] = y; |
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145 | vertex[2] = 0.f; /*z */ |
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146 | vertex[3] = 1.f; /*w */ |
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147 | |||
148 | vertex[4] = color[0]; /*r */ |
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149 | vertex[5] = color[1]; /*g */ |
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150 | vertex[6] = color[2]; /*b */ |
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151 | vertex[7] = color[3]; /*a */ |
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152 | |||
153 | r->buffer_size += 8; |
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154 | } |
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155 | |||
156 | static INLINE void |
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157 | add_vertex_1tex(struct xa_context *r, float x, float y, float s, float t) |
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158 | { |
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159 | float *vertex = r->buffer + r->buffer_size; |
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160 | |||
161 | vertex[0] = x; |
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162 | vertex[1] = y; |
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163 | vertex[2] = 0.f; /*z */ |
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164 | vertex[3] = 1.f; /*w */ |
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165 | |||
166 | vertex[4] = s; /*s */ |
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167 | vertex[5] = t; /*t */ |
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168 | vertex[6] = 0.f; /*r */ |
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169 | vertex[7] = 1.f; /*q */ |
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170 | |||
171 | r->buffer_size += 8; |
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172 | } |
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173 | |||
174 | static INLINE void |
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175 | add_vertex_2tex(struct xa_context *r, |
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176 | float x, float y, float s0, float t0, float s1, float t1) |
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177 | { |
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178 | float *vertex = r->buffer + r->buffer_size; |
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179 | |||
180 | vertex[0] = x; |
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181 | vertex[1] = y; |
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182 | vertex[2] = 0.f; /*z */ |
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183 | vertex[3] = 1.f; /*w */ |
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184 | |||
185 | vertex[4] = s0; /*s */ |
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186 | vertex[5] = t0; /*t */ |
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187 | vertex[6] = 0.f; /*r */ |
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188 | vertex[7] = 1.f; /*q */ |
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189 | |||
190 | vertex[8] = s1; /*s */ |
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191 | vertex[9] = t1; /*t */ |
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192 | vertex[10] = 0.f; /*r */ |
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193 | vertex[11] = 1.f; /*q */ |
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194 | |||
195 | r->buffer_size += 12; |
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196 | } |
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197 | |||
198 | static void |
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199 | add_vertex_data1(struct xa_context *r, |
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200 | float srcX, float srcY, float dstX, float dstY, |
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201 | float width, float height, |
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202 | struct pipe_resource *src, const float *src_matrix) |
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203 | { |
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204 | float s0, t0, s1, t1, s2, t2, s3, t3; |
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205 | float pt0[2], pt1[2], pt2[2], pt3[2]; |
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206 | |||
207 | pt0[0] = srcX; |
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208 | pt0[1] = srcY; |
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209 | pt1[0] = (srcX + width); |
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210 | pt1[1] = srcY; |
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211 | pt2[0] = (srcX + width); |
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212 | pt2[1] = (srcY + height); |
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213 | pt3[0] = srcX; |
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214 | pt3[1] = (srcY + height); |
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215 | |||
216 | if (src_matrix) { |
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217 | map_point((float *)src_matrix, pt0[0], pt0[1], &pt0[0], &pt0[1]); |
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218 | map_point((float *)src_matrix, pt1[0], pt1[1], &pt1[0], &pt1[1]); |
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219 | map_point((float *)src_matrix, pt2[0], pt2[1], &pt2[0], &pt2[1]); |
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220 | map_point((float *)src_matrix, pt3[0], pt3[1], &pt3[0], &pt3[1]); |
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221 | } |
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222 | |||
223 | s0 = pt0[0] / src->width0; |
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224 | s1 = pt1[0] / src->width0; |
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225 | s2 = pt2[0] / src->width0; |
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226 | s3 = pt3[0] / src->width0; |
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227 | t0 = pt0[1] / src->height0; |
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228 | t1 = pt1[1] / src->height0; |
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229 | t2 = pt2[1] / src->height0; |
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230 | t3 = pt3[1] / src->height0; |
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231 | |||
232 | /* 1st vertex */ |
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233 | add_vertex_1tex(r, dstX, dstY, s0, t0); |
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234 | /* 2nd vertex */ |
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235 | add_vertex_1tex(r, dstX + width, dstY, s1, t1); |
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236 | /* 3rd vertex */ |
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237 | add_vertex_1tex(r, dstX + width, dstY + height, s2, t2); |
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238 | /* 4th vertex */ |
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239 | add_vertex_1tex(r, dstX, dstY + height, s3, t3); |
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240 | } |
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241 | |||
242 | static void |
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243 | add_vertex_data2(struct xa_context *r, |
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244 | float srcX, float srcY, float maskX, float maskY, |
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245 | float dstX, float dstY, float width, float height, |
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246 | struct pipe_resource *src, |
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247 | struct pipe_resource *mask, |
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248 | const float *src_matrix, const float *mask_matrix) |
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249 | { |
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250 | float src_s0, src_t0, src_s1, src_t1; |
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251 | float mask_s0, mask_t0, mask_s1, mask_t1; |
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252 | float spt0[2], spt1[2]; |
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253 | float mpt0[2], mpt1[2]; |
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254 | |||
255 | spt0[0] = srcX; |
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256 | spt0[1] = srcY; |
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257 | spt1[0] = srcX + width; |
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258 | spt1[1] = srcY + height; |
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259 | |||
260 | mpt0[0] = maskX; |
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261 | mpt0[1] = maskY; |
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262 | mpt1[0] = maskX + width; |
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263 | mpt1[1] = maskY + height; |
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264 | |||
265 | if (src_matrix) { |
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266 | map_point((float *)src_matrix, spt0[0], spt0[1], &spt0[0], &spt0[1]); |
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267 | map_point((float *)src_matrix, spt1[0], spt1[1], &spt1[0], &spt1[1]); |
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268 | } |
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269 | |||
270 | if (mask_matrix) { |
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271 | map_point((float *)mask_matrix, mpt0[0], mpt0[1], &mpt0[0], &mpt0[1]); |
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272 | map_point((float *)mask_matrix, mpt1[0], mpt1[1], &mpt1[0], &mpt1[1]); |
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273 | } |
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274 | |||
275 | src_s0 = spt0[0] / src->width0; |
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276 | src_t0 = spt0[1] / src->height0; |
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277 | src_s1 = spt1[0] / src->width0; |
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278 | src_t1 = spt1[1] / src->height0; |
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279 | |||
280 | mask_s0 = mpt0[0] / mask->width0; |
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281 | mask_t0 = mpt0[1] / mask->height0; |
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282 | mask_s1 = mpt1[0] / mask->width0; |
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283 | mask_t1 = mpt1[1] / mask->height0; |
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284 | |||
285 | /* 1st vertex */ |
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286 | add_vertex_2tex(r, dstX, dstY, |
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287 | src_s0, src_t0, mask_s0, mask_t0); |
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288 | /* 2nd vertex */ |
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289 | add_vertex_2tex(r, dstX + width, dstY, |
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290 | src_s1, src_t0, mask_s1, mask_t0); |
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291 | /* 3rd vertex */ |
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292 | add_vertex_2tex(r, dstX + width, dstY + height, |
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293 | src_s1, src_t1, mask_s1, mask_t1); |
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294 | /* 4th vertex */ |
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295 | add_vertex_2tex(r, dstX, dstY + height, |
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296 | src_s0, src_t1, mask_s0, mask_t1); |
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297 | } |
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298 | |||
299 | static void |
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300 | setup_vertex_data_yuv(struct xa_context *r, |
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301 | float srcX, |
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302 | float srcY, |
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303 | float srcW, |
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304 | float srcH, |
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305 | float dstX, |
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306 | float dstY, |
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307 | float dstW, float dstH, struct xa_surface *srf[]) |
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308 | { |
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309 | float s0, t0, s1, t1; |
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310 | float spt0[2], spt1[2]; |
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311 | struct pipe_resource *tex; |
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312 | |||
313 | spt0[0] = srcX; |
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314 | spt0[1] = srcY; |
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315 | spt1[0] = srcX + srcW; |
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316 | spt1[1] = srcY + srcH; |
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317 | |||
318 | tex = srf[0]->tex; |
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319 | s0 = spt0[0] / tex->width0; |
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320 | t0 = spt0[1] / tex->height0; |
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321 | s1 = spt1[0] / tex->width0; |
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322 | t1 = spt1[1] / tex->height0; |
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323 | |||
324 | /* 1st vertex */ |
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325 | add_vertex_1tex(r, dstX, dstY, s0, t0); |
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326 | /* 2nd vertex */ |
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327 | add_vertex_1tex(r, dstX + dstW, dstY, s1, t0); |
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328 | /* 3rd vertex */ |
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329 | add_vertex_1tex(r, dstX + dstW, dstY + dstH, s1, t1); |
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330 | /* 4th vertex */ |
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331 | add_vertex_1tex(r, dstX, dstY + dstH, s0, t1); |
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332 | } |
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333 | |||
334 | /* Set up framebuffer, viewport and vertex shader constant buffer |
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335 | * state for a particular destinaton surface. In all our rendering, |
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336 | * these concepts are linked. |
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337 | */ |
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338 | void |
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339 | renderer_bind_destination(struct xa_context *r, |
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340 | struct pipe_surface *surface) |
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341 | { |
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342 | int width = surface->width; |
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343 | int height = surface->height; |
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344 | |||
345 | struct pipe_framebuffer_state fb; |
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346 | struct pipe_viewport_state viewport; |
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347 | |||
348 | xa_scissor_reset(r); |
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349 | |||
350 | /* Framebuffer uses actual surface width/height |
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351 | */ |
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352 | memset(&fb, 0, sizeof fb); |
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353 | fb.width = surface->width; |
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354 | fb.height = surface->height; |
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355 | fb.nr_cbufs = 1; |
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356 | fb.cbufs[0] = surface; |
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357 | fb.zsbuf = 0; |
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358 | |||
359 | /* Viewport just touches the bit we're interested in: |
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360 | */ |
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361 | viewport.scale[0] = width / 2.f; |
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362 | viewport.scale[1] = height / 2.f; |
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363 | viewport.scale[2] = 1.0; |
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364 | viewport.translate[0] = width / 2.f; |
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365 | viewport.translate[1] = height / 2.f; |
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366 | viewport.translate[2] = 0.0; |
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367 | |||
368 | /* Constant buffer set up to match viewport dimensions: |
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369 | */ |
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370 | if (r->fb_width != width || r->fb_height != height) { |
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371 | float vs_consts[8] = { |
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372 | 2.f / width, 2.f / height, 1, 1, |
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373 | -1, -1, 0, 0 |
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374 | }; |
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375 | |||
376 | r->fb_width = width; |
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377 | r->fb_height = height; |
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378 | |||
379 | renderer_set_constants(r, PIPE_SHADER_VERTEX, |
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380 | vs_consts, sizeof vs_consts); |
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381 | } |
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382 | |||
383 | cso_set_framebuffer(r->cso, &fb); |
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384 | cso_set_viewport(r->cso, &viewport); |
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385 | } |
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386 | |||
387 | void |
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388 | renderer_set_constants(struct xa_context *r, |
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389 | int shader_type, const float *params, int param_bytes) |
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390 | { |
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391 | struct pipe_resource **cbuf = |
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392 | (shader_type == PIPE_SHADER_VERTEX) ? &r->vs_const_buffer : |
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393 | &r->fs_const_buffer; |
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394 | |||
395 | pipe_resource_reference(cbuf, NULL); |
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396 | *cbuf = pipe_buffer_create(r->pipe->screen, |
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397 | PIPE_BIND_CONSTANT_BUFFER, PIPE_USAGE_DEFAULT, |
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398 | param_bytes); |
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399 | |||
400 | if (*cbuf) { |
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401 | pipe_buffer_write(r->pipe, *cbuf, 0, param_bytes, params); |
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402 | } |
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403 | pipe_set_constant_buffer(r->pipe, shader_type, 0, *cbuf); |
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404 | } |
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405 | |||
406 | void |
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407 | renderer_copy_prepare(struct xa_context *r, |
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408 | struct pipe_surface *dst_surface, |
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409 | struct pipe_resource *src_texture, |
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410 | const enum xa_formats src_xa_format, |
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411 | const enum xa_formats dst_xa_format) |
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412 | { |
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413 | struct pipe_context *pipe = r->pipe; |
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414 | struct pipe_screen *screen = pipe->screen; |
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415 | struct xa_shader shader; |
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416 | uint32_t fs_traits = FS_COMPOSITE; |
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417 | |||
418 | assert(screen->is_format_supported(screen, dst_surface->format, |
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419 | PIPE_TEXTURE_2D, 0, |
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420 | PIPE_BIND_RENDER_TARGET)); |
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421 | (void)screen; |
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422 | |||
423 | renderer_bind_destination(r, dst_surface); |
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424 | |||
425 | /* set misc state we care about */ |
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426 | { |
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427 | struct pipe_blend_state blend; |
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428 | |||
429 | memset(&blend, 0, sizeof(blend)); |
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430 | blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_ONE; |
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431 | blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE; |
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432 | blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO; |
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433 | blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO; |
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434 | blend.rt[0].colormask = PIPE_MASK_RGBA; |
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435 | cso_set_blend(r->cso, &blend); |
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436 | } |
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437 | |||
438 | /* sampler */ |
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439 | { |
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440 | struct pipe_sampler_state sampler; |
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441 | const struct pipe_sampler_state *p_sampler = &sampler; |
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442 | |||
443 | memset(&sampler, 0, sizeof(sampler)); |
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444 | sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
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445 | sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
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446 | sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
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447 | sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE; |
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448 | sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST; |
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449 | sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST; |
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450 | sampler.normalized_coords = 1; |
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451 | cso_set_samplers(r->cso, PIPE_SHADER_FRAGMENT, 1, &p_sampler); |
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452 | r->num_bound_samplers = 1; |
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453 | } |
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454 | |||
455 | /* texture/sampler view */ |
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456 | { |
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457 | struct pipe_sampler_view templ; |
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458 | struct pipe_sampler_view *src_view; |
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459 | |||
460 | u_sampler_view_default_template(&templ, |
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461 | src_texture, src_texture->format); |
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462 | src_view = pipe->create_sampler_view(pipe, src_texture, &templ); |
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463 | cso_set_sampler_views(r->cso, PIPE_SHADER_FRAGMENT, 1, &src_view); |
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464 | pipe_sampler_view_reference(&src_view, NULL); |
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465 | } |
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466 | |||
467 | /* shaders */ |
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468 | if (src_texture->format == PIPE_FORMAT_L8_UNORM) |
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469 | fs_traits |= FS_SRC_LUMINANCE; |
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470 | if (dst_surface->format == PIPE_FORMAT_L8_UNORM) |
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471 | fs_traits |= FS_DST_LUMINANCE; |
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472 | if (xa_format_a(dst_xa_format) != 0 && |
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473 | xa_format_a(src_xa_format) == 0) |
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474 | fs_traits |= FS_SRC_SET_ALPHA; |
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475 | |||
476 | shader = xa_shaders_get(r->shaders, VS_COMPOSITE, fs_traits); |
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477 | cso_set_vertex_shader_handle(r->cso, shader.vs); |
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478 | cso_set_fragment_shader_handle(r->cso, shader.fs); |
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479 | |||
480 | r->buffer_size = 0; |
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481 | r->attrs_per_vertex = 2; |
||
482 | } |
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483 | |||
484 | void |
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485 | renderer_copy(struct xa_context *r, |
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486 | int dx, |
||
487 | int dy, |
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488 | int sx, |
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489 | int sy, |
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490 | int width, int height, float src_width, float src_height) |
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491 | { |
||
492 | float s0, t0, s1, t1; |
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493 | float x0, y0, x1, y1; |
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494 | |||
495 | /* XXX: could put the texcoord scaling calculation into the vertex |
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496 | * shader. |
||
497 | */ |
||
498 | s0 = sx / src_width; |
||
499 | s1 = (sx + width) / src_width; |
||
500 | t0 = sy / src_height; |
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501 | t1 = (sy + height) / src_height; |
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502 | |||
503 | x0 = dx; |
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504 | x1 = dx + width; |
||
505 | y0 = dy; |
||
506 | y1 = dy + height; |
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507 | |||
508 | /* draw quad */ |
||
509 | renderer_draw_conditional(r, 4 * 8); |
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510 | add_vertex_1tex(r, x0, y0, s0, t0); |
||
511 | add_vertex_1tex(r, x1, y0, s1, t0); |
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512 | add_vertex_1tex(r, x1, y1, s1, t1); |
||
513 | add_vertex_1tex(r, x0, y1, s0, t1); |
||
514 | } |
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515 | |||
516 | void |
||
517 | renderer_draw_yuv(struct xa_context *r, |
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518 | float src_x, |
||
519 | float src_y, |
||
520 | float src_w, |
||
521 | float src_h, |
||
522 | int dst_x, |
||
523 | int dst_y, int dst_w, int dst_h, struct xa_surface *srf[]) |
||
524 | { |
||
525 | const int num_attribs = 2; /*pos + tex coord */ |
||
526 | |||
527 | setup_vertex_data_yuv(r, |
||
528 | src_x, src_y, src_w, src_h, |
||
529 | dst_x, dst_y, dst_w, dst_h, srf); |
||
530 | |||
531 | if (!r->scissor_valid) { |
||
532 | r->scissor.minx = 0; |
||
533 | r->scissor.miny = 0; |
||
534 | r->scissor.maxx = r->dst->tex->width0; |
||
535 | r->scissor.maxy = r->dst->tex->height0; |
||
536 | } |
||
537 | |||
538 | r->pipe->set_scissor_states(r->pipe, 0, 1, &r->scissor); |
||
539 | |||
540 | cso_set_vertex_elements(r->cso, num_attribs, r->velems); |
||
541 | util_draw_user_vertex_buffer(r->cso, r->buffer, PIPE_PRIM_QUADS, |
||
542 | 4, /* verts */ |
||
543 | num_attribs); /* attribs/vert */ |
||
544 | r->buffer_size = 0; |
||
545 | |||
546 | xa_scissor_reset(r); |
||
547 | } |
||
548 | |||
549 | void |
||
550 | renderer_begin_solid(struct xa_context *r) |
||
551 | { |
||
552 | r->buffer_size = 0; |
||
553 | r->attrs_per_vertex = 2; |
||
554 | } |
||
555 | |||
556 | void |
||
557 | renderer_solid(struct xa_context *r, |
||
558 | int x0, int y0, int x1, int y1, float *color) |
||
559 | { |
||
560 | /* |
||
561 | * debug_printf("solid rect[(%d, %d), (%d, %d)], rgba[%f, %f, %f, %f]\n", |
||
562 | * x0, y0, x1, y1, color[0], color[1], color[2], color[3]); */ |
||
563 | |||
564 | renderer_draw_conditional(r, 4 * 8); |
||
565 | |||
566 | /* 1st vertex */ |
||
567 | add_vertex_color(r, x0, y0, color); |
||
568 | /* 2nd vertex */ |
||
569 | add_vertex_color(r, x1, y0, color); |
||
570 | /* 3rd vertex */ |
||
571 | add_vertex_color(r, x1, y1, color); |
||
572 | /* 4th vertex */ |
||
573 | add_vertex_color(r, x0, y1, color); |
||
574 | } |
||
575 | |||
576 | void |
||
577 | renderer_draw_flush(struct xa_context *r) |
||
578 | { |
||
579 | renderer_draw_conditional(r, 0); |
||
580 | } |
||
581 | |||
582 | void |
||
583 | renderer_begin_textures(struct xa_context *r) |
||
584 | { |
||
585 | r->attrs_per_vertex = 1 + r->num_bound_samplers; |
||
586 | r->buffer_size = 0; |
||
587 | } |
||
588 | |||
589 | void |
||
590 | renderer_texture(struct xa_context *r, |
||
591 | int *pos, |
||
592 | int width, int height, |
||
593 | const float *src_matrix, |
||
594 | const float *mask_matrix) |
||
595 | { |
||
596 | struct pipe_sampler_view **sampler_view = r->bound_sampler_views; |
||
597 | |||
598 | #if 0 |
||
599 | if (src_matrix) { |
||
600 | debug_printf("src_matrix = \n"); |
||
601 | debug_printf("%f, %f, %f\n", src_matrix[0], src_matrix[1], src_matrix[2]); |
||
602 | debug_printf("%f, %f, %f\n", src_matrix[3], src_matrix[4], src_matrix[5]); |
||
603 | debug_printf("%f, %f, %f\n", src_matrix[6], src_matrix[7], src_matrix[8]); |
||
604 | } |
||
605 | if (mask_matrix) { |
||
606 | debug_printf("mask_matrix = \n"); |
||
607 | debug_printf("%f, %f, %f\n", mask_matrix[0], mask_matrix[1], mask_matrix[2]); |
||
608 | debug_printf("%f, %f, %f\n", mask_matrix[3], mask_matrix[4], mask_matrix[5]); |
||
609 | debug_printf("%f, %f, %f\n", mask_matrix[6], mask_matrix[7], mask_matrix[8]); |
||
610 | } |
||
611 | #endif |
||
612 | |||
613 | switch(r->attrs_per_vertex) { |
||
614 | case 2: |
||
615 | renderer_draw_conditional(r, 4 * 8); |
||
616 | add_vertex_data1(r, |
||
617 | pos[0], pos[1], /* src */ |
||
618 | pos[4], pos[5], /* dst */ |
||
619 | width, height, |
||
620 | sampler_view[0]->texture, src_matrix); |
||
621 | break; |
||
622 | case 3: |
||
623 | renderer_draw_conditional(r, 4 * 12); |
||
624 | add_vertex_data2(r, |
||
625 | pos[0], pos[1], /* src */ |
||
626 | pos[2], pos[3], /* mask */ |
||
627 | pos[4], pos[5], /* dst */ |
||
628 | width, height, |
||
629 | sampler_view[0]->texture, sampler_view[1]->texture, |
||
630 | src_matrix, mask_matrix); |
||
631 | break; |
||
632 | default: |
||
633 | break; |
||
634 | } |
||
635 | }>=> |