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Rev | Author | Line No. | Line |
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4358 | Serge | 1 | /************************************************************************** |
5063 | serge | 2 | * |
4358 | Serge | 3 | * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. |
4 | * All Rights Reserved. |
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5063 | serge | 5 | * |
4358 | Serge | 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
7 | * copy of this software and associated documentation files (the |
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8 | * "Software"), to deal in the Software without restriction, including |
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9 | * without limitation the rights to use, copy, modify, merge, publish, |
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10 | * distribute, sub license, and/or sell copies of the Software, and to |
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11 | * permit persons to whom the Software is furnished to do so, subject to |
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12 | * the following conditions: |
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5063 | serge | 13 | * |
4358 | Serge | 14 | * The above copyright notice and this permission notice (including the |
15 | * next paragraph) shall be included in all copies or substantial portions |
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16 | * of the Software. |
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5063 | serge | 17 | * |
4358 | Serge | 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
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21 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
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22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
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23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
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24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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5063 | serge | 25 | * |
4358 | Serge | 26 | **************************************************************************/ |
27 | |||
28 | #include "main/imports.h" |
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29 | #include "main/accum.h" |
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30 | #include "main/api_exec.h" |
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31 | #include "main/context.h" |
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32 | #include "main/samplerobj.h" |
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33 | #include "main/shaderobj.h" |
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34 | #include "main/version.h" |
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35 | #include "main/vtxfmt.h" |
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36 | #include "program/prog_cache.h" |
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37 | #include "vbo/vbo.h" |
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38 | #include "glapi/glapi.h" |
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39 | #include "st_context.h" |
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40 | #include "st_debug.h" |
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41 | #include "st_cb_bitmap.h" |
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42 | #include "st_cb_blit.h" |
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43 | #include "st_cb_bufferobjects.h" |
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44 | #include "st_cb_clear.h" |
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45 | #include "st_cb_condrender.h" |
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46 | #include "st_cb_drawpixels.h" |
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47 | #include "st_cb_rasterpos.h" |
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48 | #include "st_cb_drawtex.h" |
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49 | #include "st_cb_eglimage.h" |
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50 | #include "st_cb_fbo.h" |
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51 | #include "st_cb_feedback.h" |
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52 | #include "st_cb_msaa.h" |
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53 | #include "st_cb_program.h" |
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54 | #include "st_cb_queryobj.h" |
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55 | #include "st_cb_readpixels.h" |
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56 | #include "st_cb_texture.h" |
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57 | #include "st_cb_xformfb.h" |
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58 | #include "st_cb_flush.h" |
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59 | #include "st_cb_syncobj.h" |
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60 | #include "st_cb_strings.h" |
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61 | #include "st_cb_texturebarrier.h" |
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62 | #include "st_cb_viewport.h" |
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63 | #include "st_atom.h" |
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64 | #include "st_draw.h" |
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65 | #include "st_extensions.h" |
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66 | #include "st_gen_mipmap.h" |
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67 | #include "st_program.h" |
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68 | #include "pipe/p_context.h" |
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69 | #include "util/u_inlines.h" |
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70 | #include "util/u_upload_mgr.h" |
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71 | #include "cso_cache/cso_context.h" |
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72 | |||
73 | |||
74 | DEBUG_GET_ONCE_BOOL_OPTION(mesa_mvp_dp4, "MESA_MVP_DP4", FALSE) |
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75 | |||
76 | |||
77 | /** |
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78 | * Called via ctx->Driver.UpdateState() |
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79 | */ |
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80 | void st_invalidate_state(struct gl_context * ctx, GLuint new_state) |
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81 | { |
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82 | struct st_context *st = st_context(ctx); |
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83 | |||
84 | /* Replace _NEW_FRAG_CLAMP with ST_NEW_FRAGMENT_PROGRAM for the fallback. */ |
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85 | if (st->clamp_frag_color_in_shader && (new_state & _NEW_FRAG_CLAMP)) { |
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86 | new_state &= ~_NEW_FRAG_CLAMP; |
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87 | st->dirty.st |= ST_NEW_FRAGMENT_PROGRAM; |
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88 | } |
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89 | |||
90 | /* Update the vertex shader if ctx->Light._ClampVertexColor was changed. */ |
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91 | if (st->clamp_vert_color_in_shader && (new_state & _NEW_LIGHT)) { |
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92 | st->dirty.st |= ST_NEW_VERTEX_PROGRAM; |
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93 | } |
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94 | |||
95 | st->dirty.mesa |= new_state; |
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96 | st->dirty.st |= ST_NEW_MESA; |
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97 | |||
98 | /* This is the only core Mesa module we depend upon. |
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99 | * No longer use swrast, swsetup, tnl. |
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100 | */ |
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101 | _vbo_InvalidateState(ctx, new_state); |
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102 | } |
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103 | |||
104 | static struct st_context * |
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105 | st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe, |
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106 | const struct st_config_options *options) |
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107 | { |
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108 | struct pipe_screen *screen = pipe->screen; |
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109 | uint i; |
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110 | struct st_context *st = ST_CALLOC_STRUCT( st_context ); |
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5063 | serge | 111 | |
4358 | Serge | 112 | st->options = *options; |
113 | |||
114 | ctx->st = st; |
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115 | |||
116 | st->ctx = ctx; |
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117 | st->pipe = pipe; |
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118 | |||
119 | /* XXX: this is one-off, per-screen init: */ |
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120 | st_debug_init(); |
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5063 | serge | 121 | |
4358 | Serge | 122 | /* state tracker needs the VBO module */ |
123 | _vbo_CreateContext(ctx); |
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124 | |||
125 | st->dirty.mesa = ~0; |
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126 | st->dirty.st = ~0; |
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127 | |||
128 | st->uploader = u_upload_create(st->pipe, 65536, 4, PIPE_BIND_VERTEX_BUFFER); |
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129 | |||
130 | if (!screen->get_param(screen, PIPE_CAP_USER_INDEX_BUFFERS)) { |
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131 | st->indexbuf_uploader = u_upload_create(st->pipe, 128 * 1024, 4, |
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132 | PIPE_BIND_INDEX_BUFFER); |
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133 | } |
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134 | |||
135 | if (!screen->get_param(screen, PIPE_CAP_USER_CONSTANT_BUFFERS)) { |
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136 | unsigned alignment = |
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137 | screen->get_param(screen, PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT); |
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138 | |||
139 | st->constbuf_uploader = u_upload_create(pipe, 128 * 1024, alignment, |
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140 | PIPE_BIND_CONSTANT_BUFFER); |
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141 | } |
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142 | |||
143 | st->cso_context = cso_create_context(pipe); |
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144 | |||
145 | st_init_atoms( st ); |
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146 | st_init_bitmap(st); |
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147 | st_init_clear(st); |
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148 | st_init_draw( st ); |
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149 | st_init_generate_mipmap(st); |
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150 | |||
151 | if(pipe->screen->get_param(pipe->screen, PIPE_CAP_NPOT_TEXTURES)) |
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152 | st->internal_target = PIPE_TEXTURE_2D; |
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153 | else |
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154 | st->internal_target = PIPE_TEXTURE_RECT; |
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155 | |||
156 | /* Vertex element objects used for drawing rectangles for glBitmap, |
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157 | * glDrawPixels, glClear, etc. |
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158 | */ |
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159 | for (i = 0; i < Elements(st->velems_util_draw); i++) { |
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160 | memset(&st->velems_util_draw[i], 0, sizeof(struct pipe_vertex_element)); |
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161 | st->velems_util_draw[i].src_offset = i * 4 * sizeof(float); |
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162 | st->velems_util_draw[i].instance_divisor = 0; |
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163 | st->velems_util_draw[i].vertex_buffer_index = |
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164 | cso_get_aux_vertex_buffer_slot(st->cso_context); |
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165 | st->velems_util_draw[i].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; |
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166 | } |
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167 | |||
168 | /* we want all vertex data to be placed in buffer objects */ |
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169 | vbo_use_buffer_objects(ctx); |
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170 | |||
171 | |||
172 | /* make sure that no VBOs are left mapped when we're drawing. */ |
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173 | vbo_always_unmap_buffers(ctx); |
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174 | |||
175 | /* Need these flags: |
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176 | */ |
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177 | st->ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; |
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178 | |||
179 | st->ctx->VertexProgram._MaintainTnlProgram = GL_TRUE; |
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180 | |||
181 | st->pixel_xfer.cache = _mesa_new_program_cache(); |
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182 | |||
183 | st->has_stencil_export = |
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184 | screen->get_param(screen, PIPE_CAP_SHADER_STENCIL_EXPORT); |
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185 | st->has_shader_model3 = screen->get_param(screen, PIPE_CAP_SM3); |
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186 | st->prefer_blit_based_texture_transfer = screen->get_param(screen, |
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187 | PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER); |
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188 | |||
189 | st->needs_texcoord_semantic = |
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190 | screen->get_param(screen, PIPE_CAP_TGSI_TEXCOORD); |
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191 | st->apply_texture_swizzle_to_border_color = |
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192 | !!(screen->get_param(screen, PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK) & |
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193 | (PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 | |
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194 | PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600)); |
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195 | |||
196 | /* GL limits and extensions */ |
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197 | st_init_limits(st); |
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198 | st_init_extensions(st); |
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199 | |||
200 | _mesa_compute_version(ctx); |
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201 | |||
202 | _mesa_initialize_dispatch_tables(ctx); |
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203 | _mesa_initialize_vbo_vtxfmt(ctx); |
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204 | |||
205 | return st; |
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206 | } |
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207 | |||
208 | static void st_init_driver_flags(struct gl_driver_flags *f) |
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209 | { |
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210 | f->NewArray = ST_NEW_VERTEX_ARRAYS; |
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211 | f->NewRasterizerDiscard = ST_NEW_RASTERIZER; |
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212 | f->NewUniformBuffer = ST_NEW_UNIFORM_BUFFER; |
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213 | } |
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214 | |||
215 | struct st_context *st_create_context(gl_api api, struct pipe_context *pipe, |
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216 | const struct gl_config *visual, |
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217 | struct st_context *share, |
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218 | const struct st_config_options *options) |
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219 | { |
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220 | struct gl_context *ctx; |
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221 | struct gl_context *shareCtx = share ? share->ctx : NULL; |
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222 | struct dd_function_table funcs; |
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223 | |||
224 | memset(&funcs, 0, sizeof(funcs)); |
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225 | st_init_driver_functions(&funcs); |
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226 | |||
227 | ctx = _mesa_create_context(api, visual, shareCtx, &funcs); |
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228 | if (!ctx) { |
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229 | return NULL; |
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230 | } |
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231 | |||
232 | st_init_driver_flags(&ctx->DriverFlags); |
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233 | |||
234 | /* XXX: need a capability bit in gallium to query if the pipe |
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235 | * driver prefers DP4 or MUL/MAD for vertex transformation. |
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236 | */ |
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237 | if (debug_get_option_mesa_mvp_dp4()) |
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238 | ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX].PreferDP4 = GL_TRUE; |
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239 | |||
240 | return st_create_context_priv(ctx, pipe, options); |
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241 | } |
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242 | |||
243 | |||
244 | static void st_destroy_context_priv( struct st_context *st ) |
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245 | { |
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246 | uint shader, i; |
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247 | |||
248 | st_destroy_atoms( st ); |
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249 | st_destroy_draw( st ); |
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250 | st_destroy_generate_mipmap(st); |
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251 | st_destroy_clear(st); |
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252 | st_destroy_bitmap(st); |
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253 | st_destroy_drawpix(st); |
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254 | st_destroy_drawtex(st); |
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255 | |||
256 | for (shader = 0; shader < Elements(st->state.sampler_views); shader++) { |
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257 | for (i = 0; i < Elements(st->state.sampler_views[0]); i++) { |
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258 | pipe_sampler_view_release(st->pipe, |
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259 | &st->state.sampler_views[shader][i]); |
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260 | } |
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261 | } |
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262 | |||
263 | if (st->default_texture) { |
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264 | st->ctx->Driver.DeleteTexture(st->ctx, st->default_texture); |
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265 | st->default_texture = NULL; |
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266 | } |
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267 | |||
268 | u_upload_destroy(st->uploader); |
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269 | if (st->indexbuf_uploader) { |
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270 | u_upload_destroy(st->indexbuf_uploader); |
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271 | } |
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272 | if (st->constbuf_uploader) { |
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273 | u_upload_destroy(st->constbuf_uploader); |
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274 | } |
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275 | free( st ); |
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276 | } |
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277 | |||
5063 | serge | 278 | |
4358 | Serge | 279 | void st_destroy_context( struct st_context *st ) |
280 | { |
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281 | struct pipe_context *pipe = st->pipe; |
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282 | struct cso_context *cso = st->cso_context; |
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283 | struct gl_context *ctx = st->ctx; |
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284 | GLuint i; |
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285 | |||
286 | /* need to unbind and destroy CSO objects before anything else */ |
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287 | cso_release_all(st->cso_context); |
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288 | |||
289 | st_reference_fragprog(st, &st->fp, NULL); |
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290 | st_reference_vertprog(st, &st->vp, NULL); |
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291 | |||
292 | /* release framebuffer surfaces */ |
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293 | for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { |
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294 | pipe_surface_reference(&st->state.framebuffer.cbufs[i], NULL); |
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295 | } |
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296 | pipe_surface_reference(&st->state.framebuffer.zsbuf, NULL); |
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297 | |||
298 | pipe->set_index_buffer(pipe, NULL); |
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299 | |||
300 | for (i = 0; i < PIPE_SHADER_TYPES; i++) { |
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301 | pipe->set_constant_buffer(pipe, i, 0, NULL); |
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302 | } |
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303 | |||
304 | _mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache); |
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305 | |||
306 | _vbo_DestroyContext(st->ctx); |
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307 | |||
308 | st_destroy_program_variants(st); |
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309 | |||
310 | _mesa_free_context_data(ctx); |
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311 | |||
312 | /* This will free the st_context too, so 'st' must not be accessed |
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313 | * afterwards. */ |
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314 | st_destroy_context_priv(st); |
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315 | st = NULL; |
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316 | |||
317 | cso_destroy_context(cso); |
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318 | |||
319 | pipe->destroy( pipe ); |
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320 | |||
321 | free(ctx); |
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322 | } |
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323 | |||
324 | |||
325 | void st_init_driver_functions(struct dd_function_table *functions) |
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326 | { |
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327 | _mesa_init_shader_object_functions(functions); |
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328 | _mesa_init_sampler_object_functions(functions); |
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329 | |||
330 | functions->Accum = _mesa_accum; |
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331 | |||
332 | st_init_blit_functions(functions); |
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333 | st_init_bufferobject_functions(functions); |
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334 | st_init_clear_functions(functions); |
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335 | st_init_bitmap_functions(functions); |
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336 | st_init_drawpixels_functions(functions); |
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337 | st_init_rasterpos_functions(functions); |
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338 | |||
339 | st_init_drawtex_functions(functions); |
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340 | |||
341 | st_init_eglimage_functions(functions); |
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342 | |||
343 | st_init_fbo_functions(functions); |
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344 | st_init_feedback_functions(functions); |
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345 | st_init_msaa_functions(functions); |
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346 | st_init_program_functions(functions); |
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347 | st_init_query_functions(functions); |
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348 | st_init_cond_render_functions(functions); |
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349 | st_init_readpixels_functions(functions); |
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350 | st_init_texture_functions(functions); |
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351 | st_init_texture_barrier_functions(functions); |
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352 | st_init_flush_functions(functions); |
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353 | st_init_string_functions(functions); |
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354 | st_init_viewport_functions(functions); |
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355 | |||
356 | st_init_xformfb_functions(functions); |
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357 | st_init_syncobj_functions(functions); |
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358 | |||
359 | functions->UpdateState = st_invalidate_state; |
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360 | }>>>>> |