mutter/tests/interactive/test-cogl-multitexture.c
Emmanuele Bassi 6bee140e74 [tests] Use floats, not ClutterFixed
The COGL API expects floats, not ClutterFixed, so we need
to use the right type when calling it.
2009-03-10 12:38:04 +00:00

157 lines
4.3 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glib.h>
#include <glib-object.h>
#include <gmodule.h>
#include <clutter/clutter.h>
#include <cogl/cogl.h>
#define TIMELINE_FRAME_COUNT 200
typedef struct _TestMultiLayerMaterialState
{
ClutterActor *group;
CoglHandle material;
CoglHandle alpha_tex;
CoglHandle redhand_tex;
CoglHandle light_tex0;
gfloat *tex_coords;
CoglMatrix tex_matrix;
CoglMatrix rot_matrix;
} TestMultiLayerMaterialState;
static void
frame_cb (ClutterTimeline *timeline,
gint frame_no,
gpointer data)
{
TestMultiLayerMaterialState *state = data;
cogl_matrix_multiply (&state->tex_matrix,
&state->tex_matrix,
&state->rot_matrix);
cogl_material_set_layer_matrix (state->material, 2, &state->tex_matrix);
}
static void
material_rectangle_paint (ClutterActor *actor, gpointer data)
{
TestMultiLayerMaterialState *state = data;
cogl_set_source (state->material);
cogl_rectangle_with_multitexture_coords (0, 0,
TIMELINE_FRAME_COUNT,
TIMELINE_FRAME_COUNT,
state->tex_coords,
12);
}
G_MODULE_EXPORT int
test_cogl_multitexture_main (int argc, char *argv[])
{
ClutterTimeline *timeline;
ClutterBehaviour *r_behave;
ClutterActor *stage;
ClutterColor stage_color = { 0x61, 0x56, 0x56, 0xff };
TestMultiLayerMaterialState *state = g_new0 (TestMultiLayerMaterialState, 1);
ClutterGeometry geom;
gfloat tex_coords[] =
{
/* tx1 ty1 tx2 ty2 */
0, 0, 1, 1,
0, 0, 1, 1,
0, 0, 1, 1
};
clutter_init (&argc, &argv);
stage = clutter_stage_get_default ();
clutter_actor_get_geometry (stage, &geom);
clutter_stage_set_color (CLUTTER_STAGE (stage), &stage_color);
/* 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, geom.width/2, geom.height/2);
g_signal_connect (state->group, "paint",
G_CALLBACK(material_rectangle_paint), state);
state->alpha_tex =
cogl_texture_new_from_file ("./redhand_alpha.png",
-1, /* disable slicing */
TRUE,
COGL_PIXEL_FORMAT_ANY,
NULL);
state->redhand_tex =
cogl_texture_new_from_file ("./redhand.png",
-1, /* disable slicing */
TRUE,
COGL_PIXEL_FORMAT_ANY,
NULL);
state->light_tex0 =
cogl_texture_new_from_file ("./light0.png",
-1, /* disable slicing */
TRUE,
COGL_PIXEL_FORMAT_ANY,
NULL);
state->material = cogl_material_new ();
cogl_material_set_layer (state->material, 0, state->alpha_tex);
cogl_material_set_layer (state->material, 1, state->redhand_tex);
cogl_material_set_layer (state->material, 2, state->light_tex0);
state->tex_coords = tex_coords;
cogl_matrix_init_identity (&state->tex_matrix);
cogl_matrix_init_identity (&state->rot_matrix);
cogl_matrix_translate (&state->rot_matrix, 0.5, 0.5, 0);
cogl_matrix_rotate (&state->rot_matrix, 10.0, 0, 0, 1.0);
cogl_matrix_translate (&state->rot_matrix, -0.5, -0.5, 0);
clutter_actor_set_anchor_point (state->group, 86, 125);
clutter_container_add_actor (CLUTTER_CONTAINER(stage),
state->group);
timeline = clutter_timeline_new (TIMELINE_FRAME_COUNT, 26 /* fps */);
g_object_set (timeline, "loop", TRUE, NULL);
g_signal_connect (timeline, "new-frame", G_CALLBACK (frame_cb), state);
r_behave =
clutter_behaviour_rotate_new (clutter_alpha_new_full (timeline,
CLUTTER_LINEAR),
CLUTTER_Y_AXIS,
CLUTTER_ROTATE_CW,
0.0, 360.0);
/* Apply it to our actor */
clutter_behaviour_apply (r_behave, state->group);
/* start the timeline and thus the animations */
clutter_timeline_start (timeline);
clutter_actor_show_all (stage);
clutter_main();
cogl_material_unref (state->material);
cogl_texture_unref (state->alpha_tex);
cogl_texture_unref (state->redhand_tex);
cogl_texture_unref (state->light_tex0);
g_free (state);
g_object_unref (r_behave);
return 0;
}