* any utility code, just the graw interface and gallium.
*/
-#include <stdio.h>
-#include "state_tracker/graw.h"
-#include "pipe/p_screen.h"
-#include "pipe/p_context.h"
-#include "pipe/p_shader_tokens.h"
-#include "pipe/p_state.h"
-#include "pipe/p_defines.h"
-
-#include "util/u_inlines.h"
-#include "util/u_memory.h" /* Offset() */
-#include "util/u_draw_quad.h"
-#include "util/u_box.h"
-
-enum pipe_format formats[] = {
- PIPE_FORMAT_R8G8B8A8_UNORM,
- PIPE_FORMAT_B8G8R8A8_UNORM,
- PIPE_FORMAT_NONE
-};
+#include "graw_util.h"
static const int WIDTH = 300;
static const int HEIGHT = 300;
-static struct pipe_screen *screen = NULL;
-static struct pipe_context *ctx = NULL;
-static struct pipe_resource *rttex = NULL;
-static struct pipe_resource *samptex = NULL;
-static struct pipe_surface *surf = NULL;
+static struct graw_info info;
+
+
+static struct pipe_resource *texture = NULL;
static struct pipe_sampler_view *sv = NULL;
static void *sampler = NULL;
-static void *window = NULL;
struct vertex {
float position[4];
-static void set_viewport( float x, float y,
- float width, float height,
- float near, float far)
-{
- float z = far;
- float half_width = (float)width / 2.0f;
- float half_height = (float)height / 2.0f;
- float half_depth = ((float)far - (float)near) / 2.0f;
- struct pipe_viewport_state vp;
-
- vp.scale[0] = half_width;
- vp.scale[1] = half_height;
- vp.scale[2] = half_depth;
- vp.scale[3] = 1.0f;
-
- vp.translate[0] = half_width + x;
- vp.translate[1] = half_height + y;
- vp.translate[2] = half_depth + z;
- vp.translate[3] = 0.0f;
-
- ctx->set_viewport_state( ctx, &vp );
-}
-
static void set_vertices( void )
{
struct pipe_vertex_element ve[2];
ve[1].src_offset = Offset(struct vertex, color);
ve[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
- handle = ctx->create_vertex_elements_state(ctx, 2, ve);
- ctx->bind_vertex_elements_state(ctx, handle);
+ handle = info.ctx->create_vertex_elements_state(info.ctx, 2, ve);
+ info.ctx->bind_vertex_elements_state(info.ctx, handle);
vbuf.stride = sizeof( struct vertex );
vbuf.buffer_offset = 0;
- vbuf.buffer = screen->user_buffer_create(screen,
+ vbuf.buffer = info.screen->user_buffer_create(info.screen,
vertices,
sizeof(vertices),
PIPE_BIND_VERTEX_BUFFER);
- ctx->set_vertex_buffers(ctx, 1, &vbuf);
+ info.ctx->set_vertex_buffers(info.ctx, 1, &vbuf);
}
static void set_vertex_shader( void )
" 1: MOV OUT[0], IN[0]\n"
" 2: END\n";
- handle = graw_parse_vertex_shader(ctx, text);
- ctx->bind_vs_state(ctx, handle);
+ handle = graw_parse_vertex_shader(info.ctx, text);
+ info.ctx->bind_vs_state(info.ctx, handle);
}
static void set_fragment_shader( void )
" 1: MOV OUT[0], TEMP[0]\n"
" 2: END\n";
- handle = graw_parse_fragment_shader(ctx, text);
- ctx->bind_fs_state(ctx, handle);
+ handle = graw_parse_fragment_shader(info.ctx, text);
+ info.ctx->bind_fs_state(info.ctx, handle);
}
{
union pipe_color_union clear_color = { {.5,.5,.5,1} };
- ctx->clear(ctx, PIPE_CLEAR_COLOR, &clear_color, 0, 0);
- util_draw_arrays(ctx, PIPE_PRIM_QUADS, 0, 4);
- ctx->flush(ctx, NULL);
+ info.ctx->clear(info.ctx, PIPE_CLEAR_COLOR, &clear_color, 0, 0);
+ util_draw_arrays(info.ctx, PIPE_PRIM_QUADS, 0, 4);
+ info.ctx->flush(info.ctx, NULL);
- graw_save_surface_to_file(ctx, surf, NULL);
+ graw_save_surface_to_file(info.ctx, info.color_surf[0], NULL);
- screen->flush_frontbuffer(screen, rttex, 0, 0, window);
+ graw_util_flush_front(&info);
}
+
#define SIZE 16
static void init_tex( void )
{
- struct pipe_sampler_view sv_template;
- struct pipe_sampler_state sampler_desc;
- struct pipe_resource templat;
- struct pipe_box box;
ubyte tex2d[SIZE][SIZE][4];
int s, t;
tex2d[1][1][3] = 255;
#endif
- templat.target = PIPE_TEXTURE_2D;
- templat.format = PIPE_FORMAT_B8G8R8A8_UNORM;
- templat.width0 = SIZE;
- templat.height0 = SIZE;
- templat.depth0 = 1;
- templat.array_size = 1;
- templat.last_level = 0;
- templat.nr_samples = 1;
- templat.bind = PIPE_BIND_SAMPLER_VIEW;
-
-
- samptex = screen->resource_create(screen,
- &templat);
- if (samptex == NULL)
- exit(4);
-
- u_box_2d(0,0,SIZE,SIZE, &box);
-
- ctx->transfer_inline_write(ctx,
- samptex,
- 0,
- PIPE_TRANSFER_WRITE,
- &box,
- tex2d,
- sizeof tex2d[0],
- sizeof tex2d);
-
- /* Possibly read back & compare against original data:
- */
- if (0)
- {
- struct pipe_transfer *t;
- uint32_t *ptr;
- t = pipe_get_transfer(ctx, samptex,
- 0, 0, /* level, layer */
- PIPE_TRANSFER_READ,
- 0, 0, SIZE, SIZE); /* x, y, width, height */
-
- ptr = ctx->transfer_map(ctx, t);
-
- if (memcmp(ptr, tex2d, sizeof tex2d) != 0) {
- assert(0);
- exit(9);
- }
-
- ctx->transfer_unmap(ctx, t);
+ texture = graw_util_create_tex2d(&info, SIZE, SIZE,
+ PIPE_FORMAT_B8G8R8A8_UNORM, tex2d);
- ctx->transfer_destroy(ctx, t);
- }
+ sv = graw_util_create_simple_sampler_view(&info, texture);
+ info.ctx->set_fragment_sampler_views(info.ctx, 1, &sv);
- memset(&sv_template, 0, sizeof sv_template);
- sv_template.format = samptex->format;
- sv_template.texture = samptex;
- sv_template.swizzle_r = 0;
- sv_template.swizzle_g = 1;
- sv_template.swizzle_b = 2;
- sv_template.swizzle_a = 3;
- sv = ctx->create_sampler_view(ctx, samptex, &sv_template);
- if (sv == NULL)
- exit(5);
-
- ctx->set_fragment_sampler_views(ctx, 1, &sv);
-
-
- memset(&sampler_desc, 0, sizeof sampler_desc);
- sampler_desc.wrap_s = PIPE_TEX_WRAP_REPEAT;
- sampler_desc.wrap_t = PIPE_TEX_WRAP_REPEAT;
- sampler_desc.wrap_r = PIPE_TEX_WRAP_REPEAT;
- sampler_desc.min_img_filter = PIPE_TEX_FILTER_NEAREST;
- sampler_desc.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
- sampler_desc.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
- sampler_desc.compare_mode = PIPE_TEX_COMPARE_NONE;
- sampler_desc.compare_func = 0;
- sampler_desc.normalized_coords = 1;
- sampler_desc.max_anisotropy = 0;
-
- sampler = ctx->create_sampler_state(ctx, &sampler_desc);
- if (sampler == NULL)
- exit(6);
-
- ctx->bind_fragment_sampler_states(ctx, 1, &sampler);
-
+ sampler = graw_util_create_simple_sampler(&info,
+ PIPE_TEX_WRAP_REPEAT,
+ PIPE_TEX_FILTER_NEAREST);
+ info.ctx->bind_fragment_sampler_states(info.ctx, 1, &sampler);
}
+
static void init( void )
{
- struct pipe_framebuffer_state fb;
- struct pipe_resource templat;
- struct pipe_surface surf_tmpl;
- int i;
-
- /* It's hard to say whether window or screen should be created
- * first. Different environments would prefer one or the other.
- *
- * Also, no easy way of querying supported formats if the screen
- * cannot be created first.
- */
- for (i = 0; formats[i] != PIPE_FORMAT_NONE; i++) {
- screen = graw_create_window_and_screen(0, 0, 300, 300,
- formats[i],
- &window);
- if (window && screen)
- break;
- }
- if (!screen || !window) {
- fprintf(stderr, "Unable to create window\n");
+ if (!graw_util_create_window(&info, WIDTH, HEIGHT, 1, FALSE))
exit(1);
- }
-
- ctx = screen->context_create(screen, NULL);
- if (ctx == NULL)
- exit(3);
-
- templat.target = PIPE_TEXTURE_2D;
- templat.format = formats[i];
- templat.width0 = WIDTH;
- templat.height0 = HEIGHT;
- templat.depth0 = 1;
- templat.array_size = 1;
- templat.last_level = 0;
- templat.nr_samples = 1;
- templat.bind = (PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_DISPLAY_TARGET);
-
- rttex = screen->resource_create(screen,
- &templat);
- if (rttex == NULL)
- exit(4);
-
- surf_tmpl.format = templat.format;
- surf_tmpl.usage = PIPE_BIND_RENDER_TARGET;
- surf_tmpl.u.tex.level = 0;
- surf_tmpl.u.tex.first_layer = 0;
- surf_tmpl.u.tex.last_layer = 0;
- surf = ctx->create_surface(ctx, rttex, &surf_tmpl);
- if (surf == NULL)
- exit(5);
-
- memset(&fb, 0, sizeof fb);
- fb.nr_cbufs = 1;
- fb.width = WIDTH;
- fb.height = HEIGHT;
- fb.cbufs[0] = surf;
-
- ctx->set_framebuffer_state(ctx, &fb);
-
- {
- struct pipe_blend_state blend;
- void *handle;
- memset(&blend, 0, sizeof blend);
- blend.rt[0].colormask = PIPE_MASK_RGBA;
- handle = ctx->create_blend_state(ctx, &blend);
- ctx->bind_blend_state(ctx, handle);
- }
- {
- struct pipe_depth_stencil_alpha_state depthstencil;
- void *handle;
- memset(&depthstencil, 0, sizeof depthstencil);
- handle = ctx->create_depth_stencil_alpha_state(ctx, &depthstencil);
- ctx->bind_depth_stencil_alpha_state(ctx, handle);
- }
+ graw_util_default_state(&info, FALSE);
{
struct pipe_rasterizer_state rasterizer;
rasterizer.cull_face = PIPE_FACE_NONE;
rasterizer.gl_rasterization_rules = 1;
rasterizer.depth_clip = 1;
- handle = ctx->create_rasterizer_state(ctx, &rasterizer);
- ctx->bind_rasterizer_state(ctx, handle);
+ handle = info.ctx->create_rasterizer_state(info.ctx, &rasterizer);
+ info.ctx->bind_rasterizer_state(info.ctx, handle);
}
- set_viewport(0, 0, WIDTH, HEIGHT, 30, 1000);
+ graw_util_viewport(&info, 0, 0, WIDTH, HEIGHT, 30, 1000);
init_tex();
set_fragment_shader();
}
+
static void args(int argc, char *argv[])
{
int i;
projects / mesa.git / blobdiff