2 * Create shaders in a loop to test memory usage.
6 #include "state_tracker/graw.h"
7 #include "pipe/p_screen.h"
8 #include "pipe/p_context.h"
9 #include "pipe/p_state.h"
10 #include "pipe/p_defines.h"
12 #include "util/u_memory.h" /* Offset() */
13 #include "util/u_draw_quad.h"
14 #include "util/u_inlines.h"
17 static int num_iters
= 100;
20 enum pipe_format formats
[] = {
21 PIPE_FORMAT_R8G8B8A8_UNORM
,
22 PIPE_FORMAT_B8G8R8A8_UNORM
,
26 static const int WIDTH
= 300;
27 static const int HEIGHT
= 300;
29 static struct pipe_screen
*screen
= NULL
;
30 static struct pipe_context
*ctx
= NULL
;
31 static struct pipe_surface
*surf
= NULL
;
32 static struct pipe_resource
*tex
= NULL
;
33 static void *window
= NULL
;
40 static struct vertex vertices
[1] =
43 { 0.0f
, -0.9f
, 0.0f
, 1.0f
},
44 { 1.0f
, 0.0f
, 0.0f
, 1.0f
}
51 static void set_viewport( float x
, float y
,
52 float width
, float height
,
53 float near
, float far
)
56 float half_width
= (float)width
/ 2.0f
;
57 float half_height
= (float)height
/ 2.0f
;
58 float half_depth
= ((float)far
- (float)near
) / 2.0f
;
59 struct pipe_viewport_state vp
;
61 vp
.scale
[0] = half_width
;
62 vp
.scale
[1] = half_height
;
63 vp
.scale
[2] = half_depth
;
66 vp
.translate
[0] = half_width
+ x
;
67 vp
.translate
[1] = half_height
+ y
;
68 vp
.translate
[2] = half_depth
+ z
;
69 vp
.translate
[3] = 0.0f
;
71 ctx
->set_viewport_state( ctx
, &vp
);
74 static void set_vertices( void )
76 struct pipe_vertex_element ve
[2];
77 struct pipe_vertex_buffer vbuf
;
80 memset(ve
, 0, sizeof ve
);
82 ve
[0].src_offset
= Offset(struct vertex
, position
);
83 ve
[0].src_format
= PIPE_FORMAT_R32G32B32A32_FLOAT
;
84 ve
[1].src_offset
= Offset(struct vertex
, color
);
85 ve
[1].src_format
= PIPE_FORMAT_R32G32B32A32_FLOAT
;
87 handle
= ctx
->create_vertex_elements_state(ctx
, 2, ve
);
88 ctx
->bind_vertex_elements_state(ctx
, handle
);
90 memset(&vbuf
, 0, sizeof vbuf
);
92 vbuf
.stride
= sizeof(struct vertex
);
93 vbuf
.buffer_offset
= 0;
94 vbuf
.buffer
= pipe_buffer_create_with_data(ctx
,
95 PIPE_BIND_VERTEX_BUFFER
,
100 ctx
->set_vertex_buffers(ctx
, 0, 1, &vbuf
);
103 static void set_vertex_shader( void )
110 "DCL OUT[0], POSITION\n"
111 "DCL OUT[1], COLOR\n"
112 " 0: MOV OUT[1], IN[1]\n"
113 " 1: MOV OUT[0], IN[0]\n"
116 handle
= graw_parse_vertex_shader(ctx
, text
);
117 ctx
->bind_vs_state(ctx
, handle
);
123 set_fragment_shader( void )
128 "DCL IN[0], COLOR, LINEAR\n"
129 "DCL OUT[0], COLOR\n"
131 " 0: MUL TEMP[0], IN[0], IN[0]\n"
132 " 1: ADD TEMP[1], IN[0], IN[0]\n"
133 " 2: SUB OUT[0], TEMP[0], TEMP[1]\n"
136 handle
= graw_parse_fragment_shader(ctx
, text
);
141 static void draw( void )
143 union pipe_color_union clear_color
= { {0,0,0,1} };
146 printf("Creating %d shaders\n", num_iters
);
148 for (i
= 0; i
< num_iters
; i
++) {
149 void *fs
= set_fragment_shader();
151 ctx
->bind_fs_state(ctx
, fs
);
153 ctx
->clear(ctx
, PIPE_CLEAR_COLOR
, &clear_color
, 0, 0);
154 util_draw_arrays(ctx
, PIPE_PRIM_POINTS
, 0, 1);
155 ctx
->flush(ctx
, NULL
, 0);
157 ctx
->bind_fs_state(ctx
, NULL
);
158 ctx
->delete_fs_state(ctx
, fs
);
161 screen
->flush_frontbuffer(screen
, tex
, 0, 0, window
);
168 static void init( void )
170 struct pipe_framebuffer_state fb
;
171 struct pipe_resource templat
;
172 struct pipe_surface surf_tmpl
;
175 /* It's hard to say whether window or screen should be created
176 * first. Different environments would prefer one or the other.
178 * Also, no easy way of querying supported formats if the screen
179 * cannot be created first.
181 for (i
= 0; formats
[i
] != PIPE_FORMAT_NONE
; i
++) {
182 screen
= graw_create_window_and_screen(0, 0, 300, 300,
185 if (window
&& screen
)
188 if (!screen
|| !window
) {
189 fprintf(stderr
, "Unable to create window\n");
193 ctx
= screen
->context_create(screen
, NULL
);
197 templat
.target
= PIPE_TEXTURE_2D
;
198 templat
.format
= formats
[i
];
199 templat
.width0
= WIDTH
;
200 templat
.height0
= HEIGHT
;
202 templat
.last_level
= 0;
203 templat
.nr_samples
= 1;
204 templat
.bind
= (PIPE_BIND_RENDER_TARGET
|
205 PIPE_BIND_DISPLAY_TARGET
);
207 tex
= screen
->resource_create(screen
, &templat
);
209 fprintf(stderr
, "Unable to create screen texture!\n");
213 surf_tmpl
.format
= templat
.format
;
214 surf_tmpl
.u
.tex
.level
= 0;
215 surf_tmpl
.u
.tex
.first_layer
= 0;
216 surf_tmpl
.u
.tex
.last_layer
= 0;
217 surf
= ctx
->create_surface(ctx
, tex
, &surf_tmpl
);
219 fprintf(stderr
, "Unable to create tex surface!\n");
223 memset(&fb
, 0, sizeof fb
);
229 ctx
->set_framebuffer_state(ctx
, &fb
);
232 struct pipe_blend_state blend
;
234 memset(&blend
, 0, sizeof blend
);
235 blend
.rt
[0].colormask
= PIPE_MASK_RGBA
;
236 handle
= ctx
->create_blend_state(ctx
, &blend
);
237 ctx
->bind_blend_state(ctx
, handle
);
241 struct pipe_depth_stencil_alpha_state depthstencil
;
243 memset(&depthstencil
, 0, sizeof depthstencil
);
244 handle
= ctx
->create_depth_stencil_alpha_state(ctx
, &depthstencil
);
245 ctx
->bind_depth_stencil_alpha_state(ctx
, handle
);
249 struct pipe_rasterizer_state rasterizer
;
251 memset(&rasterizer
, 0, sizeof rasterizer
);
252 rasterizer
.cull_face
= PIPE_FACE_NONE
;
253 rasterizer
.half_pixel_center
= 1;
254 rasterizer
.bottom_edge_rule
= 1;
255 rasterizer
.depth_clip
= 1;
256 handle
= ctx
->create_rasterizer_state(ctx
, &rasterizer
);
257 ctx
->bind_rasterizer_state(ctx
, handle
);
260 set_viewport(0, 0, WIDTH
, HEIGHT
, 30, 1000);
264 set_fragment_shader();
268 int main( int argc
, char *argv
[] )
271 num_iters
= atoi(argv
[1]);
275 graw_set_display_func( draw
);