1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
#include "utils.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "egl_tracker.h"
#include "egllog.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "state_tracker/st_public.h"
#include "state_tracker/drm_api.h"
#include "GL/internal/glcore.h"
#define need_GL_ARB_multisample
#define need_GL_ARB_point_parameters
#define need_GL_ARB_texture_compression
#define need_GL_ARB_vertex_buffer_object
#define need_GL_ARB_vertex_program
#define need_GL_ARB_window_pos
#define need_GL_EXT_blend_color
#define need_GL_EXT_blend_equation_separate
#define need_GL_EXT_blend_func_separate
#define need_GL_EXT_blend_minmax
#define need_GL_EXT_cull_vertex
#define need_GL_EXT_fog_coord
#define need_GL_EXT_framebuffer_object
#define need_GL_EXT_multi_draw_arrays
#define need_GL_EXT_secondary_color
#define need_GL_NV_vertex_program
#include "extension_helper.h"
/**
* TODO HACK! FUGLY!
* Copied for intel extentions.
*/
const struct dri_extension card_extensions[] = {
{"GL_ARB_multisample", GL_ARB_multisample_functions},
{"GL_ARB_multitexture", NULL},
{"GL_ARB_point_parameters", GL_ARB_point_parameters_functions},
{"GL_ARB_texture_border_clamp", NULL},
{"GL_ARB_texture_compression", GL_ARB_texture_compression_functions},
{"GL_ARB_texture_cube_map", NULL},
{"GL_ARB_texture_env_add", NULL},
{"GL_ARB_texture_env_combine", NULL},
{"GL_ARB_texture_env_dot3", NULL},
{"GL_ARB_texture_mirrored_repeat", NULL},
{"GL_ARB_texture_rectangle", NULL},
{"GL_ARB_vertex_buffer_object", GL_ARB_vertex_buffer_object_functions},
{"GL_ARB_pixel_buffer_object", NULL},
{"GL_ARB_vertex_program", GL_ARB_vertex_program_functions},
{"GL_ARB_window_pos", GL_ARB_window_pos_functions},
{"GL_EXT_blend_color", GL_EXT_blend_color_functions},
{"GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions},
{"GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions},
{"GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions},
{"GL_EXT_blend_subtract", NULL},
{"GL_EXT_cull_vertex", GL_EXT_cull_vertex_functions},
{"GL_EXT_fog_coord", GL_EXT_fog_coord_functions},
{"GL_EXT_framebuffer_object", GL_EXT_framebuffer_object_functions},
{"GL_EXT_multi_draw_arrays", GL_EXT_multi_draw_arrays_functions},
{"GL_EXT_packed_depth_stencil", NULL},
{"GL_EXT_pixel_buffer_object", NULL},
{"GL_EXT_secondary_color", GL_EXT_secondary_color_functions},
{"GL_EXT_stencil_wrap", NULL},
{"GL_EXT_texture_edge_clamp", NULL},
{"GL_EXT_texture_env_combine", NULL},
{"GL_EXT_texture_env_dot3", NULL},
{"GL_EXT_texture_filter_anisotropic", NULL},
{"GL_EXT_texture_lod_bias", NULL},
{"GL_3DFX_texture_compression_FXT1", NULL},
{"GL_APPLE_client_storage", NULL},
{"GL_MESA_pack_invert", NULL},
{"GL_MESA_ycbcr_texture", NULL},
{"GL_NV_blend_square", NULL},
{"GL_NV_vertex_program", GL_NV_vertex_program_functions},
{"GL_NV_vertex_program1_1", NULL},
{"GL_SGIS_generate_mipmap", NULL },
{NULL, NULL}
};
EGLContext
drm_create_context(_EGLDriver *drv, EGLDisplay dpy, EGLConfig config, EGLContext share_list, const EGLint *attrib_list)
{
struct drm_device *dev = (struct drm_device *)drv;
struct drm_context *ctx;
struct drm_context *share = NULL;
struct st_context *st_share = NULL;
_EGLConfig *conf;
int i;
__GLcontextModes *visual;
conf = _eglLookupConfig(drv, dpy, config);
if (!conf) {
_eglError(EGL_BAD_CONFIG, "eglCreateContext");
return EGL_NO_CONTEXT;
}
for (i = 0; attrib_list && attrib_list[i] != EGL_NONE; i++) {
switch (attrib_list[i]) {
/* no attribs defined for now */
default:
_eglError(EGL_BAD_ATTRIBUTE, "eglCreateContext");
return EGL_NO_CONTEXT;
}
}
ctx = (struct drm_context *) calloc(1, sizeof(struct drm_context));
if (!ctx)
goto err_c;
_eglInitContext(drv, dpy, &ctx->base, config, attrib_list);
ctx->pipe = drm_api_hooks.create_context(dev->screen);
if (!ctx->pipe)
goto err_pipe;
if (share)
st_share = share->st;
visual = drm_visual_from_config(conf);
ctx->st = st_create_context(ctx->pipe, visual, st_share);
drm_visual_modes_destroy(visual);
if (!ctx->st)
goto err_gl;
/* generate handle and insert into hash table */
_eglSaveContext(&ctx->base);
assert(_eglGetContextHandle(&ctx->base));
return _eglGetContextHandle(&ctx->base);
err_gl:
ctx->pipe->destroy(ctx->pipe);
err_pipe:
free(ctx);
err_c:
return EGL_NO_CONTEXT;
}
EGLBoolean
drm_destroy_context(_EGLDriver *drv, EGLDisplay dpy, EGLContext context)
{
struct drm_context *c = lookup_drm_context(context);
_eglRemoveContext(&c->base);
if (c->base.IsBound) {
c->base.DeletePending = EGL_TRUE;
} else {
st_destroy_context(c->st);
c->pipe->destroy(c->pipe);
free(c);
}
return EGL_TRUE;
}
EGLBoolean
drm_make_current(_EGLDriver *drv, EGLDisplay dpy, EGLSurface draw, EGLSurface read, EGLContext context)
{
struct drm_surface *readSurf = lookup_drm_surface(read);
struct drm_surface *drawSurf = lookup_drm_surface(draw);
struct drm_context *ctx = lookup_drm_context(context);
EGLBoolean b;
b = _eglMakeCurrent(drv, dpy, draw, read, context);
if (!b)
return EGL_FALSE;
if (ctx) {
if (!drawSurf || !readSurf)
return EGL_FALSE;
drawSurf->user = ctx;
readSurf->user = ctx;
st_make_current(ctx->st, drawSurf->stfb, readSurf->stfb);
/* st_resize_framebuffer needs a bound context to work */
st_resize_framebuffer(drawSurf->stfb, drawSurf->w, drawSurf->h);
st_resize_framebuffer(readSurf->stfb, readSurf->w, readSurf->h);
} else {
drawSurf->user = NULL;
readSurf->user = NULL;
st_make_current(NULL, NULL, NULL);
}
return EGL_TRUE;
}
|
