CoglTexture *
meta_cogl_texture_new_from_file_wrapper (const char *filename,
CoglTextureFlags flags,
CoglPixelFormat internal_format)
{
CoglTexture *texture = NULL;
if (hardware_supports_npot_sizes ())
{
texture = COGL_TEXTURE (cogl_texture_2d_new_from_file (cogl_context,
filename,
#if COGL_VERSION < COGL_VERSION_ENCODE (1, 18, 0)
COGL_PIXEL_FORMAT_ANY,
#endif
NULL));
}
else
{
texture = cogl_texture_new_from_file (filename,
flags,
internal_format,
NULL);
}
return texture;
}
CoglTexture *
st_cogl_texture_new_from_file_wrapper (const char *filename,
CoglTextureFlags flags,
CoglPixelFormat internal_format)
{
CoglTexture *texture = NULL;
CoglError *error = NULL;
if (hardware_supports_npot_sizes ())
{
texture = COGL_TEXTURE (cogl_texture_2d_new_from_file (cogl_context,
filename,
#if COGL_VERSION < COGL_VERSION_ENCODE (1, 18, 0)
COGL_PIXEL_FORMAT_ANY,
#endif
&error));
}
else
{
texture = cogl_texture_new_from_file (filename,
flags,
internal_format,
&error);
}
if (error)
{
g_debug ("cogl_texture_(2d)_new_from_file failed: %s\n", error->message);
cogl_error_free (error);
}
return texture;
}
static void
st_background_effect_set_property (GObject *gobject,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
StBackgroundEffect *self = ST_BACKGROUND_EFFECT (gobject);
switch (prop_id)
{
case PROP_BUMPMAP:
self->bumpmap_location = g_value_dup_string (value);
if (self->bg_bumpmap != NULL)
{
cogl_handle_unref (self->bg_bumpmap);
self->bg_bumpmap = NULL;
}
if (self->bumpmap_location == NULL)
{
break;
}
GFile *file = g_file_new_for_path (g_strdup (self->bumpmap_location));
if (g_file_query_exists (file, NULL))
{
self->bg_bumpmap = cogl_texture_new_from_file (self->bumpmap_location,
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_RGBA_8888_PRE,
NULL);
}
g_object_unref (file);
if (self->bg_bumpmap != NULL)
{
self->bumptex_width_i = cogl_texture_get_width (self->bg_bumpmap);
self->bumptex_height_i = cogl_texture_get_height (self->bg_bumpmap);
cogl_pipeline_set_layer_texture (self->pipeline0, 1, self->bg_bumpmap);
}
else
{
cogl_pipeline_set_layer_null_texture (self->pipeline0,
1,
COGL_TEXTURE_TYPE_2D);
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (gobject, prop_id, pspec);
break;
}
}
G_MODULE_EXPORT int
test_clip_main (int argc, char **argv)
{
CallbackData data;
ClutterActor *stub_actor, *label;
gchar *file;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
data.current_clip.type = CLIP_NONE;
data.clips = NULL;
data.stage = clutter_stage_new ();
clutter_stage_set_title (CLUTTER_STAGE (data.stage), "Clipping");
g_signal_connect (data.stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
stub_actor = clutter_rectangle_new ();
clutter_container_add (CLUTTER_CONTAINER (data.stage), stub_actor, NULL);
file = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
data.hand = cogl_texture_new_from_file (file,
COGL_TEXTURE_NONE,
COGL_PIXEL_FORMAT_ANY,
NULL);
g_free (file);
label = clutter_text_new_with_text ("Sans 12px", instructions);
clutter_text_set_line_wrap (CLUTTER_TEXT (label), TRUE);
clutter_actor_set_width (label, clutter_actor_get_width (data.stage) - 310);
clutter_actor_set_y (label,
clutter_actor_get_height (data.stage)
- clutter_actor_get_height (label));
clutter_container_add (CLUTTER_CONTAINER (data.stage), label, NULL);
g_signal_connect (stub_actor, "paint", G_CALLBACK (on_paint), &data);
g_signal_connect (data.stage, "button-press-event",
G_CALLBACK (on_button_press), &data);
g_signal_connect (data.stage, "button-release-event",
G_CALLBACK (on_button_release), &data);
g_signal_connect (data.stage, "motion-event",
G_CALLBACK (on_motion), &data);
g_signal_connect (data.stage, "key-press-event",
G_CALLBACK (on_key_press), &data);
clutter_actor_show (data.stage);
clutter_main ();
cogl_handle_unref (data.hand);
free_clips (&data);
return 0;
}
G_MODULE_EXPORT int
test_cogl_shader_arbfp_main (int argc, char *argv[])
{
ClutterActor *stage;
char *file;
GError *error;
ClutterColor stage_color = { 0x61, 0x64, 0x8c, 0xff };
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
stage = clutter_stage_new ();
clutter_stage_set_title (CLUTTER_STAGE (stage), "Assembly Shader Test");
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
file = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
error = NULL;
redhand = cogl_texture_new_from_file (file, 0, COGL_PIXEL_FORMAT_ANY,
&error);
if (redhand == COGL_INVALID_HANDLE)
g_error ("image load failed: %s", error->message);
material = cogl_material_new ();
cogl_material_set_layer (material, 0, redhand);
set_shader_num (0);
g_signal_connect_after (stage, "paint", G_CALLBACK (paint_cb), NULL);
clutter_actor_set_reactive (stage, TRUE);
g_signal_connect (stage, "button-release-event",
G_CALLBACK (button_release_cb), NULL);
g_signal_connect (stage, "key-release-event",
G_CALLBACK (key_release_cb), NULL);
g_signal_connect (stage, "delete-event",
G_CALLBACK (destroy_window_cb), NULL);
timeout_id = clutter_threads_add_timeout (1000, timeout_cb, NULL);
clutter_threads_add_idle (idle_cb, stage);
clutter_actor_show (stage);
clutter_main ();
return EXIT_SUCCESS;
}
static void
icon_cb (MxToggle *toggle,
GParamSpec *pspec,
MxWindow *window)
{
gboolean use_custom = mx_toggle_get_active (toggle);
if (use_custom)
{
CoglHandle texture = cogl_texture_new_from_file ("redhand.png",
COGL_TEXTURE_NONE,
COGL_PIXEL_FORMAT_ANY,
NULL);
if (texture)
mx_window_set_icon_from_cogl_texture (window, texture);
cogl_handle_unref (texture);
}
else
mx_window_set_icon_name (window, "window-new");
}
gboolean
glide_image_set_from_file (GlideImage *image,
const gchar *filename,
GError **error)
{
GlideImagePrivate *priv;
CoglHandle new_texture = COGL_INVALID_HANDLE;
GError *internal_error = NULL;
CoglTextureFlags flags = COGL_TEXTURE_NONE;
priv = image->priv;
if (priv->filename)
g_free (priv->filename);
priv->filename = g_strdup (filename);
new_texture = cogl_texture_new_from_file (filename,
flags,
COGL_PIXEL_FORMAT_ANY,
&internal_error);
if (internal_error == NULL && new_texture == COGL_INVALID_HANDLE)
{
g_set_error (&internal_error, CLUTTER_TEXTURE_ERROR,
CLUTTER_TEXTURE_ERROR_BAD_FORMAT,
"Failed to create COGL texture");
}
if (internal_error != NULL)
{
g_propagate_error (error, internal_error);
return FALSE;
}
glide_image_set_cogl_texture (image, new_texture);
cogl_handle_unref (new_texture);
return TRUE;
}
G_MODULE_EXPORT int
test_cogl_multitexture_main (int argc, char *argv[])
{
GError *error = NULL;
ClutterActor *stage;
ClutterColor stage_color = { 0x61, 0x56, 0x56, 0xff };
TestMultiLayerMaterialState *state = g_new0 (TestMultiLayerMaterialState, 1);
gfloat stage_w, stage_h;
gchar **files;
gfloat tex_coords[] =
{
/* tx1 ty1 tx2 ty2 */
0, 0, 1, 1,
0, 0, 1, 1,
0, 0, 1, 1
};
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
stage = clutter_stage_new ();
clutter_actor_get_size (stage, &stage_w, &stage_h);
clutter_stage_set_title (CLUTTER_STAGE (stage), "Cogl: Multi-texturing");
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
g_signal_connect (stage, "destroy", G_CALLBACK (clutter_main_quit), NULL);
/* We create a non-descript actor that we know doesn't have a
* default paint handler, so that we can easily control
* painting in a paint signal handler, without having to
* sub-class anything etc. */
state->group = clutter_group_new ();
clutter_actor_set_position (state->group, stage_w / 2, stage_h / 2);
g_signal_connect (state->group, "paint",
G_CALLBACK(material_rectangle_paint), state);
files = g_new (gchar*, 4);
files[0] = g_build_filename (TESTS_DATADIR, "redhand_alpha.png", NULL);
files[1] = g_build_filename (TESTS_DATADIR, "redhand.png", NULL);
files[2] = g_build_filename (TESTS_DATADIR, "light0.png", NULL);
files[3] = NULL;
state->alpha_tex =
cogl_texture_new_from_file (files[0],
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_ANY,
&error);
if (!state->alpha_tex)
g_critical ("Failed to load redhand_alpha.png: %s", error->message);
state->redhand_tex =
cogl_texture_new_from_file (files[1],
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_ANY,
&error);
if (!state->redhand_tex)
g_critical ("Failed to load redhand.png: %s", error->message);
state->light_tex0 =
cogl_texture_new_from_file (files[2],
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_ANY,
&error);
if (!state->light_tex0)
g_critical ("Failed to load light0.png: %s", error->message);
state->light_tex1 =
cogl_texture_new_from_file (files[2],
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_ANY,
&error);
if (!state->light_tex1)
g_critical ("Failed to load light0.png: %s", error->message);
g_strfreev (files);
state->material0 = cogl_material_new ();
cogl_material_set_layer (state->material0, 0, state->alpha_tex);
cogl_material_set_layer (state->material0, 1, state->redhand_tex);
cogl_material_set_layer (state->material0, 2, state->light_tex0);
state->material1 = cogl_material_new ();
cogl_material_set_layer (state->material1, 0, state->alpha_tex);
cogl_material_set_layer (state->material1, 1, state->redhand_tex);
cogl_material_set_layer (state->material1, 2, state->light_tex1);
state->tex_coords = tex_coords;
cogl_matrix_init_identity (&state->tex_matrix0);
cogl_matrix_init_identity (&state->tex_matrix1);
cogl_matrix_init_identity (&state->rot_matrix0);
cogl_matrix_init_identity (&state->rot_matrix1);
cogl_matrix_translate (&state->rot_matrix0, 0.5, 0.5, 0);
cogl_matrix_rotate (&state->rot_matrix0, 10.0, 0, 0, 1.0);
cogl_matrix_translate (&state->rot_matrix0, -0.5, -0.5, 0);
cogl_matrix_translate (&state->rot_matrix1, 0.5, 0.5, 0);
cogl_matrix_rotate (&state->rot_matrix1, -10.0, 0, 0, 1.0);
cogl_matrix_translate (&state->rot_matrix1, -0.5, -0.5, 0);
clutter_actor_set_anchor_point (state->group, 86, 125);
clutter_container_add_actor (CLUTTER_CONTAINER(stage),
state->group);
state->timeline = clutter_timeline_new (2812);
g_signal_connect (state->timeline, "new-frame", G_CALLBACK (frame_cb), state);
clutter_actor_animate_with_timeline (state->group,
CLUTTER_LINEAR,
state->timeline,
"rotation-angle-y", 30.0,
"signal-after::completed",
animation_completed_cb, state,
NULL);
/* start the timeline and thus the animations */
clutter_timeline_start (state->timeline);
clutter_actor_show_all (stage);
clutter_main();
cogl_handle_unref (state->material1);
cogl_handle_unref (state->material0);
cogl_handle_unref (state->alpha_tex);
cogl_handle_unref (state->redhand_tex);
cogl_handle_unref (state->light_tex0);
cogl_handle_unref (state->light_tex1);
g_free (state);
return 0;
}
int
main (int argc, char **argv)
{
CoglContext *ctx;
CoglOnscreen *onscreen;
CoglFramebuffer *fb;
GError *error = NULL;
Data data;
PangoRectangle hello_label_size;
float fovy, aspect, z_near, z_2d, z_far;
CoglDepthState depth_state;
CoglBool has_swap_notify;
ctx = cogl_context_new (NULL, &error);
if (!ctx) {
fprintf (stderr, "Failed to create context: %s\n", error->message);
return 1;
}
onscreen = cogl_onscreen_new (ctx, 640, 480);
fb = COGL_FRAMEBUFFER (onscreen);
data.fb = fb;
data.framebuffer_width = cogl_framebuffer_get_width (fb);
data.framebuffer_height = cogl_framebuffer_get_height (fb);
data.timer = g_timer_new ();
cogl_onscreen_show (onscreen);
cogl_framebuffer_set_viewport (fb,
0, 0,
data.framebuffer_width,
data.framebuffer_height);
fovy = 60; /* y-axis field of view */
aspect = (float)data.framebuffer_width/(float)data.framebuffer_height;
z_near = 0.1; /* distance to near clipping plane */
z_2d = 1000; /* position to 2d plane */
z_far = 2000; /* distance to far clipping plane */
cogl_framebuffer_perspective (fb, fovy, aspect, z_near, z_far);
/* Since the pango renderer emits geometry in pixel/device coordinates
* and the anti aliasing is implemented with the assumption that the
* geometry *really* does end up pixel aligned, we setup a modelview
* matrix so that for geometry in the plane z = 0 we exactly map x
* coordinates in the range [0,stage_width] and y coordinates in the
* range [0,stage_height] to the framebuffer extents with (0,0) being
* the top left.
*
* This is roughly what Clutter does for a ClutterStage, but this
* demonstrates how it is done manually using Cogl.
*/
cogl_matrix_init_identity (&data.view);
cogl_matrix_view_2d_in_perspective (&data.view, fovy, aspect, z_near, z_2d,
data.framebuffer_width,
data.framebuffer_height);
cogl_framebuffer_set_modelview_matrix (fb, &data.view);
/* Initialize some convenient constants */
cogl_matrix_init_identity (&identity);
cogl_color_set_from_4ub (&white, 0xff, 0xff, 0xff, 0xff);
/* rectangle indices allow the GPU to interpret a list of quads (the
* faces of our cube) as a list of triangles.
*
* Since this is a very common thing to do
* cogl_get_rectangle_indices() is a convenience function for
* accessing internal index buffers that can be shared.
*/
data.indices = cogl_get_rectangle_indices (ctx, 6 /* n_rectangles */);
data.prim = cogl_primitive_new_p3t2 (ctx, COGL_VERTICES_MODE_TRIANGLES,
G_N_ELEMENTS (vertices),
vertices);
/* Each face will have 6 indices so we have 6 * 6 indices in total... */
cogl_primitive_set_indices (data.prim,
data.indices,
6 * 6);
/* Load a jpeg crate texture from a file */
printf ("crate.jpg (CC by-nc-nd http://bit.ly/9kP45T) ShadowRunner27 http://bit.ly/m1YXLh\n");
data.texture = cogl_texture_new_from_file (COGL_EXAMPLES_DATA "crate.jpg",
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_ANY,
&error);
if (!data.texture)
g_error ("Failed to load texture: %s", error->message);
/* a CoglPipeline conceptually describes all the state for vertex
* processing, fragment processing and blending geometry. When
* drawing the geometry for the crate this pipeline says to sample a
* single texture during fragment processing... */
data.crate_pipeline = cogl_pipeline_new (ctx);
cogl_pipeline_set_layer_texture (data.crate_pipeline, 0, data.texture);
/* Since the box is made of multiple triangles that will overlap
* when drawn and we don't control the order they are drawn in, we
* enable depth testing to make sure that triangles that shouldn't
* be visible get culled by the GPU. */
cogl_depth_state_init (&depth_state);
cogl_depth_state_set_test_enabled (&depth_state, TRUE);
cogl_pipeline_set_depth_state (data.crate_pipeline, &depth_state, NULL);
/* Setup a Pango font map and context */
data.pango_font_map = COGL_PANGO_FONT_MAP (cogl_pango_font_map_new (ctx));
cogl_pango_font_map_set_use_mipmapping (data.pango_font_map, TRUE);
data.pango_context =
pango_font_map_create_context (PANGO_FONT_MAP (data.pango_font_map));
data.pango_font_desc = pango_font_description_new ();
pango_font_description_set_family (data.pango_font_desc, "Sans");
pango_font_description_set_size (data.pango_font_desc, 30 * PANGO_SCALE);
/* Setup the "Hello Cogl" text */
data.hello_label = pango_layout_new (data.pango_context);
pango_layout_set_font_description (data.hello_label, data.pango_font_desc);
pango_layout_set_text (data.hello_label, "Hello Cogl", -1);
pango_layout_get_extents (data.hello_label, NULL, &hello_label_size);
data.hello_label_width = PANGO_PIXELS (hello_label_size.width);
data.hello_label_height = PANGO_PIXELS (hello_label_size.height);
data.swap_ready = TRUE;
has_swap_notify =
cogl_has_feature (ctx, COGL_FEATURE_ID_SWAP_BUFFERS_EVENT);
if (has_swap_notify)
cogl_onscreen_add_swap_buffers_callback (COGL_ONSCREEN (fb),
swap_notify_cb,
&data);
while (1)
{
CoglPollFD *poll_fds;
int n_poll_fds;
int64_t timeout;
if (data.swap_ready)
{
paint (&data);
cogl_onscreen_swap_buffers (COGL_ONSCREEN (fb));
}
cogl_poll_get_info (ctx, &poll_fds, &n_poll_fds, &timeout);
if (!has_swap_notify)
{
/* If the winsys doesn't support swap event notification
then we'll just redraw constantly */
data.swap_ready = TRUE;
timeout = 0;
}
g_poll ((GPollFD *) poll_fds, n_poll_fds,
timeout == -1 ? -1 : timeout / 1000);
cogl_poll_dispatch (ctx, poll_fds, n_poll_fds);
}
return 0;
}
int
main (int argc, char **argv)
{
gtk_init( &argc, &argv );
g_type_init ();
gfx_lib_setup ();
g_testtex = cogl_texture_new_from_file ("testtex_sr.bmp", COGL_TEXTURE_NONE, COGL_PIXEL_FORMAT_ANY, NULL);
g_xassert (g_testtex != COGL_INVALID_HANDLE);
//cogl_ortho (-1.0f, 1.0f, -1.0f, 1.0f, -5.0f, 100.0f);
cogl_perspective (45.0f, 1.0f, 0.1f, 100.0f);
cogl_set_source_texture (g_testtex);
/**
* WHY IS THIS NOT ENABLED BY DEFAULT
*/
cogl_set_depth_test_enabled (TRUE);
/**
* Enabling this shows polygons actually missing not just culled out?
* cogl_set_backface_culling_enabled (TRUE);
*/
/**
* Initialize g_state
*/
struct NxState state = {0};
g_state = g_new0 (struct NxState, 1);
*g_state = state;
g_state->dr_n = 1.0f;
g_state->dr_f = 100.0f;
g_state->vp_w = 100.0f;
g_state->vp_h = 100.0f;
g_state->vp_x = 0.0f;
g_state->vp_y = 0.0f;
NxMat z_mat;
nx_mat_init_identity (&z_mat);
nx_mat_translate (&z_mat, 0.0f, 0.0f, -30.0f);
g_state->p_mat = z_mat;
g_state->w_mat = z_mat;
MaiModel *model;
struct aiScene *scene;
model = mai_model_new_from_file ("../misc/mtest1.dae", &scene);
aiReleaseImport (scene);
MaiAnimInstance *mai;
g_xassert (model->anims->len > 0);
mai = mai_anim_instance_new_from_anim (
g_mai_anim_ptr_array_index (model->anims, 0),
model->name_node_map,
model->nodes);
struct SrNodeGraph *sr_model;
sr_node_graph_from_model (model, &sr_model);
MaiInfoWin *iw;
iw = MAI_INFO_WIN (mai_info_win_new ());
mai_info_win_clear_model (iw);
mai_info_win_fill_model_from_node_graph (iw, sr_model);
mai_info_win_fill_model_from_model (iw, model);
mai_info_win_show (iw);
int frame;
for (frame=0; frame<600; ++frame)
{
ALLEGRO_KEYBOARD_STATE aks;
gfx_display_clear ();
context_switch_allegro ();
al_get_keyboard_state (&aks);
sr_update_global_ypr (&aks);
al_clear_to_color (al_map_rgb (0, 0, 0));
mai_info_win_iteration (iw, FALSE);
/**
* Allegro drawing origin top left.
* Compensate (Want positive x/y go northwest).
*/
NxMat comp;
comp = g_state->w_mat;
nx_mat_scale (&comp, -1.0f, 1.0f, -1.0f);
struct SrNodeGraph *sr_model_aux;
GHashTable *ht;
sr_node_graph_copy (&sr_model_aux, sr_model);
sr_skeletal_anim_node_graph (mai, sr_model_aux);
sr_skeletal_anim_verts (model, mai, sr_model_aux, &ht);
GList *model_keys;
model_keys = g_hash_table_get_keys (ht);
for (GList *k = model_keys; k != NULL; k = k->next)
{
char *name;
GArray *vts_a;
MaiNode *mn_a;
name = k->data;
vts_a = g_hash_table_lookup (ht, name);
g_xassert (vts_a);
g_array_ref (vts_a);
mn_a = g_object_ref (MAI_NODE (
g_hash_table_lookup (model->name_node_map, name)));
g_xassert (mn_a);
sr_skeletal_draw_node_trans (&comp, sr_model_aux,
mn_a, vts_a);
g_object_unref (mn_a);
g_array_unref (vts_a);
}
g_list_free (model_keys);
g_hash_table_unref (ht);
sr_node_graph_free (sr_model_aux);
mai->current_frame += mai->current_frame == 29 ? -29 : 1;
gfx_display_transfer ();
al_rest (0.05f);
}
return EXIT_SUCCESS;
}
static void
st_background_effect_init (StBackgroundEffect *self)
{
CoglContext *ctx;
StBackgroundEffectClass *klass = ST_BACKGROUND_EFFECT_GET_CLASS (self);
if (G_UNLIKELY (klass->base_pipeline == NULL))
{
ctx = clutter_backend_get_cogl_context (clutter_get_default_backend ());
klass->base_pipeline = cogl_pipeline_new (ctx);
}
self->pipeline0 = cogl_pipeline_copy (klass->base_pipeline);
self->pipeline1 = cogl_pipeline_copy (klass->base_pipeline);
self->pipeline2 = cogl_pipeline_copy (klass->base_pipeline);
self->pipeline3 = cogl_pipeline_copy (klass->base_pipeline);
self->pipeline4 = cogl_pipeline_copy (klass->base_pipeline);
CoglSnippet *snippet;
snippet = cogl_snippet_new (COGL_SNIPPET_HOOK_TEXTURE_LOOKUP,
box_blur_glsl_declarations,
NULL);
cogl_snippet_set_replace (snippet, box_blur_glsl_shader);
cogl_pipeline_add_layer_snippet (self->pipeline0, 0, snippet);
cogl_pipeline_add_layer_snippet (self->pipeline1, 0, snippet);
cogl_pipeline_add_layer_snippet (self->pipeline3, 0, snippet);
cogl_object_unref (snippet);
cogl_pipeline_set_layer_wrap_mode (self->pipeline0, 0,
COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE);
cogl_pipeline_set_layer_wrap_mode (self->pipeline0, 1,
COGL_PIPELINE_WRAP_MODE_REPEAT);
cogl_pipeline_set_layer_wrap_mode (self->pipeline1, 0,
COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE);
cogl_pipeline_set_layer_wrap_mode (self->pipeline2, 0,
COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE);
cogl_pipeline_set_layer_wrap_mode (self->pipeline3, 0,
COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE);
cogl_pipeline_set_layer_wrap_mode (self->pipeline4, 0,
COGL_MATERIAL_WRAP_MODE_CLAMP_TO_EDGE);
cogl_pipeline_set_cull_face_mode (self->pipeline0,
COGL_PIPELINE_CULL_FACE_MODE_NONE);
cogl_pipeline_set_cull_face_mode (self->pipeline1,
COGL_PIPELINE_CULL_FACE_MODE_NONE);
cogl_pipeline_set_cull_face_mode (self->pipeline2,
COGL_PIPELINE_CULL_FACE_MODE_NONE);
cogl_pipeline_set_cull_face_mode (self->pipeline3,
COGL_PIPELINE_CULL_FACE_MODE_NONE);
cogl_pipeline_set_cull_face_mode (self->pipeline4,
COGL_PIPELINE_CULL_FACE_MODE_NONE);
cogl_pipeline_set_layer_filters (self->pipeline0, 0,
COGL_PIPELINE_FILTER_LINEAR,
COGL_PIPELINE_FILTER_LINEAR);
cogl_pipeline_set_layer_filters (self->pipeline0, 1,
COGL_PIPELINE_FILTER_NEAREST,
COGL_PIPELINE_FILTER_NEAREST);
cogl_pipeline_set_layer_filters (self->pipeline1, 0,
COGL_PIPELINE_FILTER_LINEAR,
COGL_PIPELINE_FILTER_LINEAR);
cogl_pipeline_set_layer_filters (self->pipeline2, 0,
COGL_PIPELINE_FILTER_LINEAR,
COGL_PIPELINE_FILTER_LINEAR);
cogl_pipeline_set_layer_filters (self->pipeline3, 0,
COGL_PIPELINE_FILTER_LINEAR,
COGL_PIPELINE_FILTER_LINEAR);
cogl_pipeline_set_layer_filters (self->pipeline4, 0,
COGL_PIPELINE_FILTER_LINEAR,
COGL_PIPELINE_FILTER_LINEAR);
cogl_pipeline_set_layer_null_texture (self->pipeline0,
0,
COGL_TEXTURE_TYPE_2D);
cogl_pipeline_set_layer_null_texture (self->pipeline1,
0,
COGL_TEXTURE_TYPE_2D);
cogl_pipeline_set_layer_null_texture (self->pipeline2,
0,
COGL_TEXTURE_TYPE_2D);
cogl_pipeline_set_layer_null_texture (self->pipeline3,
0,
COGL_TEXTURE_TYPE_2D);
cogl_pipeline_set_layer_null_texture (self->pipeline4,
0,
COGL_TEXTURE_TYPE_2D);
self->pixel_step_uniform0 =
cogl_pipeline_get_uniform_location (self->pipeline0, "pixel_step");
self->BumpTex_uniform =
cogl_pipeline_get_uniform_location (self->pipeline0, "BumpTex");
self->bump_step_uniform =
cogl_pipeline_get_uniform_location (self->pipeline0, "bump_step");
self->pixel_step_uniform1 =
cogl_pipeline_get_uniform_location (self->pipeline1, "pixel_step");
self->pixel_step_uniform2 =
cogl_pipeline_get_uniform_location (self->pipeline3, "pixel_step");
cogl_pipeline_set_blend (self->pipeline0,
"RGBA = ADD(SRC_COLOR, DST_COLOR*0)",
NULL);
cogl_pipeline_set_blend (self->pipeline1,
"RGBA = ADD (SRC_COLOR*DST_COLOR[A], DST_COLOR*(1-DST_COLOR[A]))",
NULL);
cogl_pipeline_set_color4ub (self->pipeline1,
0xff,
0xff,
0xff,
0xff);
cogl_pipeline_set_alpha_test_function (self->pipeline2,
COGL_PIPELINE_ALPHA_FUNC_LESS,
0.004f);
cogl_pipeline_set_color_mask (self->pipeline2,
COGL_COLOR_MASK_ALPHA);
cogl_pipeline_set_blend (self->pipeline2,
"RGBA = ADD(SRC_COLOR, DST_COLOR*0)",
NULL);
cogl_pipeline_set_alpha_test_function (self->pipeline3,
COGL_PIPELINE_ALPHA_FUNC_GEQUAL,
0.004f);
cogl_pipeline_set_color_mask (self->pipeline3,
COGL_COLOR_MASK_ALL);
cogl_pipeline_set_blend (self->pipeline3,
"RGBA = ADD (SRC_COLOR, DST_COLOR*(1-SRC_COLOR[A]))",
NULL);
cogl_pipeline_set_alpha_test_function (self->pipeline4,
COGL_PIPELINE_ALPHA_FUNC_GEQUAL,
0.004f);
cogl_pipeline_set_color_mask (self->pipeline4,
COGL_COLOR_MASK_ALL);
cogl_pipeline_set_blend (self->pipeline4,
"RGBA = ADD (SRC_COLOR, DST_COLOR*(1-SRC_COLOR[A]))",
NULL);
self->bg_texture = NULL;
self->bg_sub_texture = NULL;
self->bumpmap_location = "/usr/share/cinnamon/bumpmaps/frost.png";
self->bg_bumpmap = cogl_texture_new_from_file (self->bumpmap_location,
COGL_TEXTURE_NO_SLICING,
COGL_PIXEL_FORMAT_RGBA_8888_PRE,
NULL);
if (self->bg_bumpmap != NULL)
{
self->bumptex_width_i = cogl_texture_get_width (self->bg_bumpmap);
self->bumptex_height_i = cogl_texture_get_height (self->bg_bumpmap);
cogl_pipeline_set_layer_texture (self->pipeline0, 1, self->bg_bumpmap);
}
else
{
cogl_pipeline_set_layer_null_texture (self->pipeline0,
1,
COGL_TEXTURE_TYPE_2D);
}
cogl_pipeline_set_layer_combine (self->pipeline0,1,
"RGBA = REPLACE (PREVIOUS)",
NULL);
self->old_time = 0;
self->opacity = 0;
}
int
main (int argc, char **argv)
{
ClutterActor *stage;
ClutterActor *fader;
ClutterConstraint *constraint;
CoglHandle tex0, tex1;
GError *error = NULL;
if (clutter_init (&argc, &argv) != CLUTTER_INIT_SUCCESS)
return 1;
if (argc != 3)
{
g_print ("usage: %s <image1> <image2>\n",
argv[0]);
return 1;
}
tex0 = cogl_texture_new_from_file (argv[1],
COGL_TEXTURE_NO_SLICING |
COGL_TEXTURE_NO_ATLAS,
COGL_PIXEL_FORMAT_ANY,
&error);
if (tex0 == COGL_INVALID_HANDLE)
{
g_print ("error opening %s: %s\n", argv[1], error->message);
g_clear_error (&error);
return 1;
}
tex1 = cogl_texture_new_from_file (argv[2],
COGL_TEXTURE_NO_SLICING |
COGL_TEXTURE_NO_ATLAS,
COGL_PIXEL_FORMAT_ANY,
&error);
if (tex1 == COGL_INVALID_HANDLE)
{
cogl_handle_unref (tex0);
g_print ("error opening %s: %s\n", argv[2], error->message);
g_clear_error (&error);
return 1;
}
fader = foo_fader_new ();
foo_fader_set_texture_0 (FOO_FADER (fader), tex0);
foo_fader_set_texture_1 (FOO_FADER (fader), tex1);
cogl_handle_unref (tex0);
cogl_handle_unref (tex1);
stage = clutter_stage_get_default ();
clutter_stage_set_fullscreen (CLUTTER_STAGE (stage), TRUE);
g_signal_connect (stage, "button-press-event",
G_CALLBACK (button_press_event_cb),
fader);
clutter_container_add_actor (CLUTTER_CONTAINER (stage), fader);
constraint =
clutter_bind_constraint_new (stage,
CLUTTER_BIND_SIZE,
0.0f);
clutter_actor_add_constraint (fader, constraint);
/* massive hack --- nothing to see here! */
foo_fader_set_progress (FOO_FADER (fader), 0.00001f);
clutter_actor_show (stage);
clutter_main ();
return 0;
}
static void
test_coglbox_init (TestCoglbox *self)
{
TestCoglboxPrivate *priv;
guint width;
guint height;
guint rowstride;
CoglPixelFormat format;
gint size;
guchar *data;
gint x,y,t;
guchar *pixel;
self->priv = priv = TEST_COGLBOX_GET_PRIVATE(self);
/* Load image from file */
priv->cogl_tex_id[0] =
cogl_texture_new_from_file ("redhand.png", 40, FALSE,
COGL_PIXEL_FORMAT_ANY, NULL);
if (priv->cogl_tex_id[0] == COGL_INVALID_HANDLE)
{
printf ("Failed loading redhand.png image!\n");
return;
}
printf("Texture loaded from file.\n");
/* Obtain pixel data */
format = cogl_texture_get_format (priv->cogl_tex_id[0]);
g_assert(format == COGL_PIXEL_FORMAT_RGBA_8888 ||
format == COGL_PIXEL_FORMAT_ARGB_8888);
width = cogl_texture_get_width (priv->cogl_tex_id[0]);
height = cogl_texture_get_height (priv->cogl_tex_id[0]);
size = cogl_texture_get_data (priv->cogl_tex_id[0],
format, 0, NULL);
printf("size: %dx%d\n", width, height);
printf("format: 0x%x\n", format);
printf("bytesize: %d\n", size);
data = (guchar*) g_malloc (sizeof(guchar) * size);
cogl_texture_get_data (priv->cogl_tex_id[0],
format, 0, data);
rowstride = cogl_texture_get_rowstride (priv->cogl_tex_id[0]);
/* Create new texture from modified data */
priv->cogl_tex_id[1] =
cogl_texture_new_from_data (width, height, 0, FALSE,
format, format,
rowstride, data);
if (priv->cogl_tex_id[1] == COGL_INVALID_HANDLE)
{
printf ("Failed creating image from data!\n");
return;
}
printf ("Texture created from data.\n");
/* Modify data (swap red and green) */
for (y=0; y<height; ++y)
{
for (x=0; x<width; ++x)
{
pixel = data + y * rowstride + x * 4;
if (format == COGL_PIXEL_FORMAT_RGBA_8888)
{
t = pixel[0];
pixel[0] = pixel[1];
pixel[1] = t;
}
else
{
t = pixel[1];
pixel[1] = pixel[2];
pixel[2] = t;
}
}
}
cogl_texture_set_region (priv->cogl_tex_id[1],
0, 0, 0, 0,
100, 100, width, height,
format, 0, data);
cogl_texture_set_region (priv->cogl_tex_id[1],
100, 100, 100, 100,
100, 100, width, height,
format, 0, data);
printf ("Subregion data updated.\n");
}
