#include "pipe/p_state.h"
#include "pipe/p_defines.h"
-#include "util/u_debug.h" /* debug_dump_surface_bmp() */
#include "util/u_memory.h" /* Offset() */
#include "util/u_draw_quad.h"
+#include "util/u_inlines.h"
enum pipe_format formats[] = {
- PIPE_FORMAT_R8G8B8A8_UNORM,
- PIPE_FORMAT_B8G8R8A8_UNORM,
+ PIPE_FORMAT_RGBA8888_UNORM,
+ PIPE_FORMAT_BGRA8888_UNORM,
PIPE_FORMAT_NONE
};
static struct pipe_screen *screen = NULL;
static struct pipe_context *ctx = NULL;
static struct pipe_surface *surf = NULL;
+static struct pipe_resource *tex = NULL;
static void *window = NULL;
struct vertex {
static void set_viewport( float x, float y,
float width, float height,
- float near, float far)
+ float zNear, float zFar)
{
- float z = far;
+ float z = zFar;
float half_width = (float)width / 2.0f;
float half_height = (float)height / 2.0f;
- float half_depth = ((float)far - (float)near) / 2.0f;
+ float half_depth = ((float)zFar - (float)zNear) / 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 );
+ ctx->set_viewport_states( ctx, 0, 1, &vp );
}
{
struct pipe_vertex_element ve[3];
struct pipe_vertex_buffer vbuf[2];
- struct pipe_index_buffer ibuf;
void *handle;
memset(ve, 0, sizeof ve);
handle = ctx->create_vertex_elements_state(ctx, 3, ve);
ctx->bind_vertex_elements_state(ctx, handle);
+ memset(&vbuf, 0, sizeof vbuf);
/* vertex data */
vbuf[0].stride = sizeof( struct vertex );
- vbuf[0].max_index = sizeof(vertices) / vbuf[0].stride;
vbuf[0].buffer_offset = 0;
- vbuf[0].buffer = screen->user_buffer_create(screen,
- vertices,
- sizeof(vertices),
- PIPE_BIND_VERTEX_BUFFER);
+ vbuf[0].buffer.resource = pipe_buffer_create_with_data(ctx,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_DEFAULT,
+ sizeof(vertices),
+ vertices);
/* instance data */
vbuf[1].stride = sizeof( inst_data[0] );
- vbuf[1].max_index = sizeof(inst_data) / vbuf[1].stride;
vbuf[1].buffer_offset = 0;
- vbuf[1].buffer = screen->user_buffer_create(screen,
- inst_data,
- sizeof(inst_data),
- PIPE_BIND_VERTEX_BUFFER);
-
-
- ctx->set_vertex_buffers(ctx, 2, vbuf);
-
- /* index data */
- ibuf.buffer = screen->user_buffer_create(screen,
- indices,
- sizeof(indices),
- PIPE_BIND_VERTEX_BUFFER);
- ibuf.offset = 0;
- ibuf.index_size = 2;
-
- ctx->set_index_buffer(ctx, &ibuf);
+ vbuf[1].buffer.resource = pipe_buffer_create_with_data(ctx,
+ PIPE_BIND_VERTEX_BUFFER,
+ PIPE_USAGE_DEFAULT,
+ sizeof(inst_data),
+ inst_data);
+ ctx->set_vertex_buffers(ctx, 0, 2, vbuf);
}
static void set_vertex_shader( void )
static void draw( void )
{
- float clear_color[4] = {1,0,1,1};
+ union pipe_color_union clear_color = { {1,0,1,1} };
struct pipe_draw_info info;
- ctx->clear(ctx, PIPE_CLEAR_COLOR, clear_color, 0, 0);
+ ctx->clear(ctx, PIPE_CLEAR_COLOR, &clear_color, 0, 0);
+
util_draw_init_info(&info);
- info.indexed = (draw_elements != 0);
+ info.index_size = draw_elements ? 2 : 0;
info.mode = PIPE_PRIM_TRIANGLES;
info.start = 0;
info.count = 3;
/* draw NUM_INST triangles */
info.instance_count = NUM_INST;
+ /* index data */
+ if (info.index_size) {
+ info.index.resource =
+ pipe_buffer_create_with_data(ctx,
+ PIPE_BIND_INDEX_BUFFER,
+ PIPE_USAGE_DEFAULT,
+ sizeof(indices),
+ indices);
+ }
+
ctx->draw_vbo(ctx, &info);
- ctx->flush(ctx, PIPE_FLUSH_RENDER_CACHE, NULL);
+ pipe_resource_reference(&info.index.resource, NULL);
-#if 0
- /* At the moment, libgraw leaks out/makes available some of the
- * symbols from gallium/auxiliary, including these debug helpers.
- * Will eventually want to bless some of these paths, and lock the
- * others down so they aren't accessible from test programs.
- *
- * This currently just happens to work on debug builds - a release
- * build will probably fail to link here:
- */
- debug_dump_surface_bmp(ctx, "result.bmp", surf);
-#endif
+ ctx->flush(ctx, NULL, 0);
- screen->flush_frontbuffer(screen, surf, window);
+ graw_save_surface_to_file(ctx, surf, NULL);
+
+ screen->flush_frontbuffer(screen, tex, 0, 0, window, NULL);
}
static void init( void )
{
struct pipe_framebuffer_state fb;
- struct pipe_resource *tex, templat;
+ struct pipe_resource templat;
+ struct pipe_surface surf_tmpl;
int i;
/* It's hard to say whether window or screen should be created
* Also, no easy way of querying supported formats if the screen
* cannot be created first.
*/
- for (i = 0;
- window == NULL && formats[i] != PIPE_FORMAT_NONE;
- i++) {
-
- screen = graw_create_window_and_screen(0,0,300,300,
+ 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");
+ exit(1);
}
- ctx = screen->context_create(screen, NULL);
+ ctx = screen->context_create(screen, NULL, 0);
if (ctx == NULL)
exit(3);
+ memset(&templat, 0, sizeof(templat));
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);
if (tex == NULL)
exit(4);
- surf = screen->get_tex_surface(screen, tex, 0, 0, 0,
- PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_DISPLAY_TARGET);
+ surf_tmpl.format = templat.format;
+ 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, tex, &surf_tmpl);
if (surf == NULL)
exit(5);
void *handle;
memset(&rasterizer, 0, sizeof rasterizer);
rasterizer.cull_face = PIPE_FACE_NONE;
- rasterizer.gl_rasterization_rules = 1;
+ rasterizer.half_pixel_center = 1;
+ rasterizer.bottom_edge_rule = 1;
+ rasterizer.depth_clip_near = 1;
+ rasterizer.depth_clip_far = 1;
handle = ctx->create_rasterizer_state(ctx, &rasterizer);
ctx->bind_rasterizer_state(ctx, handle);
}
static void options(int argc, char *argv[])
{
int i;
- for (i = 1; i < argc; i++) {
- if (strcmp(argv[i], "-e") == 0)
+
+ for (i = 1; i < argc;) {
+ if (graw_parse_args(&i, argc, argv)) {
+ continue;
+ }
+ if (strcmp(argv[i], "-e") == 0) {
draw_elements = 1;
+ i++;
+ }
+ else {
+ i++;
+ }
}
if (draw_elements)
printf("Using pipe_context::draw_elements_instanced()\n");