mirror of
https://github.com/brl/mutter.git
synced 2024-12-24 12:02:04 +00:00
23f77a1b63
This is for all intents and purposes the same as `cogl_object_ref/unref`, but still refers to handles rather than objects (while we're trying to get rid of the former) so it's a bit of unnecessary redundant API. https://gitlab.gnome.org/GNOME/mutter/merge_requests/451
417 lines
12 KiB
C
417 lines
12 KiB
C
#include <cogl/cogl.h>
|
|
|
|
#include <string.h>
|
|
|
|
#include "test-declarations.h"
|
|
#include "test-utils.h"
|
|
|
|
#define LONG_ARRAY_SIZE 128
|
|
|
|
typedef struct _TestState
|
|
{
|
|
CoglPipeline *pipeline_red;
|
|
CoglPipeline *pipeline_green;
|
|
CoglPipeline *pipeline_blue;
|
|
|
|
CoglPipeline *matrix_pipeline;
|
|
CoglPipeline *vector_pipeline;
|
|
CoglPipeline *int_pipeline;
|
|
|
|
CoglPipeline *long_pipeline;
|
|
int long_uniform_locations[LONG_ARRAY_SIZE];
|
|
} TestState;
|
|
|
|
static const char
|
|
color_source[] =
|
|
"uniform float red, green, blue;\n"
|
|
"\n"
|
|
"void\n"
|
|
"main ()\n"
|
|
"{\n"
|
|
" cogl_color_out = vec4 (red, green, blue, 1.0);\n"
|
|
"}\n";
|
|
|
|
static const char
|
|
matrix_source[] =
|
|
"uniform mat4 matrix_array[4];\n"
|
|
"\n"
|
|
"void\n"
|
|
"main ()\n"
|
|
"{\n"
|
|
" vec4 color = vec4 (0.0, 0.0, 0.0, 1.0);\n"
|
|
" int i;\n"
|
|
"\n"
|
|
" for (i = 0; i < 4; i++)\n"
|
|
" color = matrix_array[i] * color;\n"
|
|
"\n"
|
|
" cogl_color_out = color;\n"
|
|
"}\n";
|
|
|
|
static const char
|
|
vector_source[] =
|
|
"uniform vec4 vector_array[2];\n"
|
|
"uniform vec3 short_vector;\n"
|
|
"\n"
|
|
"void\n"
|
|
"main ()\n"
|
|
"{\n"
|
|
" cogl_color_out = (vector_array[0] +\n"
|
|
" vector_array[1] +\n"
|
|
" vec4 (short_vector, 1.0));\n"
|
|
"}\n";
|
|
|
|
static const char
|
|
int_source[] =
|
|
"uniform ivec4 vector_array[2];\n"
|
|
"uniform int single_value;\n"
|
|
"\n"
|
|
"void\n"
|
|
"main ()\n"
|
|
"{\n"
|
|
" cogl_color_out = (vec4 (vector_array[0]) +\n"
|
|
" vec4 (vector_array[1]) +\n"
|
|
" vec4 (float (single_value), 0.0, 0.0, 255.0)) / 255.0;\n"
|
|
"}\n";
|
|
|
|
static const char
|
|
long_source[] =
|
|
"uniform int long_array[" G_STRINGIFY (LONG_ARRAY_SIZE) "];\n"
|
|
"const int last_index = " G_STRINGIFY (LONG_ARRAY_SIZE) " - 1;\n"
|
|
"\n"
|
|
"void\n"
|
|
"main ()\n"
|
|
"{\n"
|
|
" cogl_color_out = vec4 (float (long_array[last_index]), 0.0, 0.0, 1.0);\n"
|
|
"}\n";
|
|
|
|
static CoglPipeline *
|
|
create_pipeline_for_shader (TestState *state, const char *shader_source)
|
|
{
|
|
CoglPipeline *pipeline;
|
|
CoglHandle shader;
|
|
CoglHandle program;
|
|
|
|
pipeline = cogl_pipeline_new (test_ctx);
|
|
|
|
shader = cogl_create_shader (COGL_SHADER_TYPE_FRAGMENT);
|
|
cogl_shader_source (shader, shader_source);
|
|
|
|
program = cogl_create_program ();
|
|
cogl_program_attach_shader (program, shader);
|
|
|
|
cogl_pipeline_set_user_program (pipeline, program);
|
|
|
|
cogl_object_unref (shader);
|
|
cogl_object_unref (program);
|
|
|
|
return pipeline;
|
|
}
|
|
|
|
static void
|
|
init_state (TestState *state)
|
|
{
|
|
int uniform_location;
|
|
|
|
state->pipeline_red = create_pipeline_for_shader (state, color_source);
|
|
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (state->pipeline_red, "red");
|
|
cogl_pipeline_set_uniform_1f (state->pipeline_red, uniform_location, 1.0f);
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (state->pipeline_red, "green");
|
|
cogl_pipeline_set_uniform_1f (state->pipeline_red, uniform_location, 0.0f);
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (state->pipeline_red, "blue");
|
|
cogl_pipeline_set_uniform_1f (state->pipeline_red, uniform_location, 0.0f);
|
|
|
|
state->pipeline_green = cogl_pipeline_copy (state->pipeline_red);
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (state->pipeline_green, "green");
|
|
cogl_pipeline_set_uniform_1f (state->pipeline_green, uniform_location, 1.0f);
|
|
|
|
state->pipeline_blue = cogl_pipeline_copy (state->pipeline_red);
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (state->pipeline_blue, "blue");
|
|
cogl_pipeline_set_uniform_1f (state->pipeline_blue, uniform_location, 1.0f);
|
|
|
|
state->matrix_pipeline = create_pipeline_for_shader (state, matrix_source);
|
|
state->vector_pipeline = create_pipeline_for_shader (state, vector_source);
|
|
state->int_pipeline = create_pipeline_for_shader (state, int_source);
|
|
|
|
state->long_pipeline = NULL;
|
|
}
|
|
|
|
static void
|
|
init_long_pipeline_state (TestState *state)
|
|
{
|
|
int i;
|
|
|
|
state->long_pipeline = create_pipeline_for_shader (state, long_source);
|
|
|
|
/* This tries to lookup a large number of uniform names to make sure
|
|
that the bitmask of overriden uniforms flows over the size of a
|
|
single long so that it has to resort to allocating it */
|
|
for (i = 0; i < LONG_ARRAY_SIZE; i++)
|
|
{
|
|
char *uniform_name = g_strdup_printf ("long_array[%i]", i);
|
|
state->long_uniform_locations[i] =
|
|
cogl_pipeline_get_uniform_location (state->long_pipeline,
|
|
uniform_name);
|
|
g_free (uniform_name);
|
|
}
|
|
}
|
|
|
|
static void
|
|
destroy_state (TestState *state)
|
|
{
|
|
cogl_object_unref (state->pipeline_red);
|
|
cogl_object_unref (state->pipeline_green);
|
|
cogl_object_unref (state->pipeline_blue);
|
|
cogl_object_unref (state->matrix_pipeline);
|
|
cogl_object_unref (state->vector_pipeline);
|
|
cogl_object_unref (state->int_pipeline);
|
|
|
|
if (state->long_pipeline)
|
|
cogl_object_unref (state->long_pipeline);
|
|
}
|
|
|
|
static void
|
|
paint_pipeline (CoglPipeline *pipeline, int pos)
|
|
{
|
|
cogl_framebuffer_draw_rectangle (test_fb, pipeline,
|
|
pos * 10, 0, pos * 10 + 10, 10);
|
|
}
|
|
|
|
static void
|
|
paint_color_pipelines (TestState *state)
|
|
{
|
|
CoglPipeline *temp_pipeline;
|
|
int uniform_location;
|
|
int i;
|
|
|
|
/* Paint with the first pipeline that sets the uniforms to bright
|
|
red */
|
|
paint_pipeline (state->pipeline_red, 0);
|
|
|
|
/* Paint with the two other pipelines. These inherit from the red
|
|
pipeline and only override one other component. The values for
|
|
the two other components should be inherited from the red
|
|
pipeline. */
|
|
paint_pipeline (state->pipeline_green, 1);
|
|
paint_pipeline (state->pipeline_blue, 2);
|
|
|
|
/* Try modifying a single pipeline for multiple rectangles */
|
|
temp_pipeline = cogl_pipeline_copy (state->pipeline_green);
|
|
uniform_location = cogl_pipeline_get_uniform_location (temp_pipeline,
|
|
"green");
|
|
|
|
for (i = 0; i <= 8; i++)
|
|
{
|
|
cogl_pipeline_set_uniform_1f (temp_pipeline, uniform_location,
|
|
i / 8.0f);
|
|
paint_pipeline (temp_pipeline, i + 3);
|
|
}
|
|
|
|
cogl_object_unref (temp_pipeline);
|
|
}
|
|
|
|
static void
|
|
paint_matrix_pipeline (CoglPipeline *pipeline)
|
|
{
|
|
CoglMatrix matrices[4];
|
|
float matrix_floats[16 * 4];
|
|
int uniform_location;
|
|
int i;
|
|
|
|
for (i = 0; i < 4; i++)
|
|
cogl_matrix_init_identity (matrices + i);
|
|
|
|
/* Use the first matrix to make the color red */
|
|
cogl_matrix_translate (matrices + 0, 1.0f, 0.0f, 0.0f);
|
|
|
|
/* Rotate the vertex so that it ends up green */
|
|
cogl_matrix_rotate (matrices + 1, 90.0f, 0.0f, 0.0f, 1.0f);
|
|
|
|
/* Scale the vertex so it ends up halved */
|
|
cogl_matrix_scale (matrices + 2, 0.5f, 0.5f, 0.5f);
|
|
|
|
/* Add a blue component in the final matrix. The final matrix is
|
|
uploaded as transposed so we need to transpose first to cancel
|
|
that out */
|
|
cogl_matrix_translate (matrices + 3, 0.0f, 0.0f, 1.0f);
|
|
cogl_matrix_transpose (matrices + 3);
|
|
|
|
for (i = 0; i < 4; i++)
|
|
memcpy (matrix_floats + i * 16,
|
|
cogl_matrix_get_array (matrices + i),
|
|
sizeof (float) * 16);
|
|
|
|
/* Set the first three matrices as transposed */
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "matrix_array");
|
|
cogl_pipeline_set_uniform_matrix (pipeline,
|
|
uniform_location,
|
|
4, /* dimensions */
|
|
3, /* count */
|
|
FALSE, /* not transposed */
|
|
matrix_floats);
|
|
|
|
/* Set the last matrix as untransposed */
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "matrix_array[3]");
|
|
cogl_pipeline_set_uniform_matrix (pipeline,
|
|
uniform_location,
|
|
4, /* dimensions */
|
|
1, /* count */
|
|
TRUE, /* transposed */
|
|
matrix_floats + 16 * 3);
|
|
|
|
paint_pipeline (pipeline, 12);
|
|
}
|
|
|
|
static void
|
|
paint_vector_pipeline (CoglPipeline *pipeline)
|
|
{
|
|
float vector_array_values[] = { 1.0f, 0.0f, 0.0f, 0.0f,
|
|
0.0f, 1.0f, 0.0f, 0.0f };
|
|
float short_vector_values[] = { 0.0f, 0.0f, 1.0f };
|
|
int uniform_location;
|
|
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "vector_array");
|
|
cogl_pipeline_set_uniform_float (pipeline,
|
|
uniform_location,
|
|
4, /* n_components */
|
|
2, /* count */
|
|
vector_array_values);
|
|
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "short_vector");
|
|
cogl_pipeline_set_uniform_float (pipeline,
|
|
uniform_location,
|
|
3, /* n_components */
|
|
1, /* count */
|
|
short_vector_values);
|
|
|
|
paint_pipeline (pipeline, 13);
|
|
}
|
|
|
|
static void
|
|
paint_int_pipeline (CoglPipeline *pipeline)
|
|
{
|
|
int vector_array_values[] = { 0x00, 0x00, 0xff, 0x00,
|
|
0x00, 0xff, 0x00, 0x00 };
|
|
int single_value = 0x80;
|
|
int uniform_location;
|
|
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "vector_array");
|
|
cogl_pipeline_set_uniform_int (pipeline,
|
|
uniform_location,
|
|
4, /* n_components */
|
|
2, /* count */
|
|
vector_array_values);
|
|
|
|
uniform_location =
|
|
cogl_pipeline_get_uniform_location (pipeline, "single_value");
|
|
cogl_pipeline_set_uniform_1i (pipeline,
|
|
uniform_location,
|
|
single_value);
|
|
|
|
paint_pipeline (pipeline, 14);
|
|
}
|
|
|
|
static void
|
|
paint_long_pipeline (TestState *state)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < LONG_ARRAY_SIZE; i++)
|
|
{
|
|
int location = state->long_uniform_locations[i];
|
|
|
|
cogl_pipeline_set_uniform_1i (state->long_pipeline,
|
|
location,
|
|
i == LONG_ARRAY_SIZE - 1);
|
|
}
|
|
|
|
paint_pipeline (state->long_pipeline, 15);
|
|
}
|
|
|
|
static void
|
|
paint (TestState *state)
|
|
{
|
|
cogl_framebuffer_clear4f (test_fb, COGL_BUFFER_BIT_COLOR, 0, 0, 0, 1);
|
|
|
|
paint_color_pipelines (state);
|
|
paint_matrix_pipeline (state->matrix_pipeline);
|
|
paint_vector_pipeline (state->vector_pipeline);
|
|
paint_int_pipeline (state->int_pipeline);
|
|
}
|
|
|
|
static void
|
|
check_pos (int pos, uint32_t color)
|
|
{
|
|
test_utils_check_pixel (test_fb, pos * 10 + 5, 5, color);
|
|
}
|
|
|
|
static void
|
|
validate_result (void)
|
|
{
|
|
int i;
|
|
|
|
check_pos (0, 0xff0000ff);
|
|
check_pos (1, 0xffff00ff);
|
|
check_pos (2, 0xff00ffff);
|
|
|
|
for (i = 0; i <= 8; i++)
|
|
{
|
|
int green_value = i / 8.0f * 255.0f + 0.5f;
|
|
check_pos (i + 3, 0xff0000ff + (green_value << 16));
|
|
}
|
|
|
|
check_pos (12, 0x0080ffff);
|
|
check_pos (13, 0xffffffff);
|
|
check_pos (14, 0x80ffffff);
|
|
}
|
|
|
|
static void
|
|
validate_long_pipeline_result (void)
|
|
{
|
|
check_pos (15, 0xff0000ff);
|
|
}
|
|
|
|
void
|
|
test_pipeline_uniforms (void)
|
|
{
|
|
TestState state;
|
|
|
|
init_state (&state);
|
|
|
|
cogl_framebuffer_orthographic (test_fb,
|
|
0, 0,
|
|
cogl_framebuffer_get_width (test_fb),
|
|
cogl_framebuffer_get_height (test_fb),
|
|
-1,
|
|
100);
|
|
|
|
paint (&state);
|
|
validate_result ();
|
|
|
|
/* Try the test again after querying the location of a large
|
|
number of uniforms. This should verify that the bitmasks
|
|
still work even if they have to allocate a separate array to
|
|
store the bits */
|
|
|
|
init_long_pipeline_state (&state);
|
|
paint (&state);
|
|
paint_long_pipeline (&state);
|
|
validate_result ();
|
|
validate_long_pipeline_result ();
|
|
|
|
destroy_state (&state);
|
|
|
|
if (cogl_test_verbose ())
|
|
g_print ("OK\n");
|
|
}
|