146 lines
4.9 KiB
C
146 lines
4.9 KiB
C
#include <cogl/cogl.h>
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#include "test-utils.h"
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#define TEST_SQUARE_SIZE 10
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static CoglPipeline *
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create_two_layer_pipeline (void)
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{
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CoglPipeline *pipeline = cogl_pipeline_new (test_ctx);
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CoglColor color;
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/* The pipeline is initially black */
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cogl_pipeline_set_color4ub (pipeline, 0, 0, 0, 255);
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/* The first layer adds a full red component */
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cogl_color_init_from_4ub (&color, 255, 0, 0, 255);
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cogl_pipeline_set_layer_combine_constant (pipeline, 0, &color);
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cogl_pipeline_set_layer_combine (pipeline,
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0, /* layer_num */
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"RGBA=ADD(PREVIOUS,CONSTANT)",
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NULL);
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/* The second layer adds a full green component */
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cogl_color_init_from_4ub (&color, 0, 255, 0, 255);
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cogl_pipeline_set_layer_combine_constant (pipeline, 1, &color);
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cogl_pipeline_set_layer_combine (pipeline,
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1, /* layer_num */
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"RGBA=ADD(PREVIOUS,CONSTANT)",
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NULL);
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return pipeline;
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}
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static void
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test_color (CoglPipeline *pipeline,
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uint32_t color,
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int pos)
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{
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cogl_framebuffer_draw_rectangle (test_fb,
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pipeline,
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pos * TEST_SQUARE_SIZE,
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0,
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pos * TEST_SQUARE_SIZE + TEST_SQUARE_SIZE,
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TEST_SQUARE_SIZE);
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test_utils_check_pixel (test_fb,
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pos * TEST_SQUARE_SIZE + TEST_SQUARE_SIZE / 2,
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TEST_SQUARE_SIZE / 2,
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color);
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}
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void
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test_layer_remove (void)
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{
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CoglPipeline *pipeline0, *pipeline1;
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CoglColor color;
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int pos = 0;
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cogl_framebuffer_orthographic (test_fb,
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0, 0,
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cogl_framebuffer_get_width (test_fb),
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cogl_framebuffer_get_height (test_fb),
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-1,
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100);
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/** TEST 1 **/
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/* Basic sanity check that the pipeline combines the two colors
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* together properly */
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pipeline0 = create_two_layer_pipeline ();
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test_color (pipeline0, 0xffff00ff, pos++);
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cogl_object_unref (pipeline0);
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/** TEST 2 **/
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/* Check that we can remove the second layer */
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pipeline0 = create_two_layer_pipeline ();
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cogl_pipeline_remove_layer (pipeline0, 1);
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test_color (pipeline0, 0xff0000ff, pos++);
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cogl_object_unref (pipeline0);
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/** TEST 3 **/
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/* Check that we can remove the first layer */
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pipeline0 = create_two_layer_pipeline ();
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cogl_pipeline_remove_layer (pipeline0, 0);
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test_color (pipeline0, 0x00ff00ff, pos++);
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cogl_object_unref (pipeline0);
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/** TEST 4 **/
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/* Check that we can make a copy and remove a layer from the
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* original pipeline */
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pipeline0 = create_two_layer_pipeline ();
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pipeline1 = cogl_pipeline_copy (pipeline0);
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cogl_pipeline_remove_layer (pipeline0, 1);
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test_color (pipeline0, 0xff0000ff, pos++);
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test_color (pipeline1, 0xffff00ff, pos++);
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cogl_object_unref (pipeline0);
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cogl_object_unref (pipeline1);
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/** TEST 5 **/
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/* Check that we can make a copy and remove the second layer from the
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* new pipeline */
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pipeline0 = create_two_layer_pipeline ();
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pipeline1 = cogl_pipeline_copy (pipeline0);
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cogl_pipeline_remove_layer (pipeline1, 1);
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test_color (pipeline0, 0xffff00ff, pos++);
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test_color (pipeline1, 0xff0000ff, pos++);
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cogl_object_unref (pipeline0);
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cogl_object_unref (pipeline1);
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/** TEST 6 **/
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/* Check that we can make a copy and remove the first layer from the
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* new pipeline */
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pipeline0 = create_two_layer_pipeline ();
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pipeline1 = cogl_pipeline_copy (pipeline0);
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cogl_pipeline_remove_layer (pipeline1, 0);
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test_color (pipeline0, 0xffff00ff, pos++);
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test_color (pipeline1, 0x00ff00ff, pos++);
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cogl_object_unref (pipeline0);
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cogl_object_unref (pipeline1);
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/** TEST 7 **/
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/* Check that we can modify a layer in a child pipeline */
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pipeline0 = create_two_layer_pipeline ();
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pipeline1 = cogl_pipeline_copy (pipeline0);
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cogl_color_init_from_4ub (&color, 0, 0, 255, 255);
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cogl_pipeline_set_layer_combine_constant (pipeline1, 0, &color);
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test_color (pipeline0, 0xffff00ff, pos++);
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test_color (pipeline1, 0x00ffffff, pos++);
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cogl_object_unref (pipeline0);
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cogl_object_unref (pipeline1);
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/** TEST 8 **/
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/* Check that we can modify a layer in a child pipeline but then remove it */
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pipeline0 = create_two_layer_pipeline ();
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pipeline1 = cogl_pipeline_copy (pipeline0);
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cogl_color_init_from_4ub (&color, 0, 0, 255, 255);
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cogl_pipeline_set_layer_combine_constant (pipeline1, 0, &color);
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cogl_pipeline_remove_layer (pipeline1, 0);
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test_color (pipeline0, 0xffff00ff, pos++);
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test_color (pipeline1, 0x00ff00ff, pos++);
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cogl_object_unref (pipeline0);
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cogl_object_unref (pipeline1);
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if (cogl_test_verbose ())
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g_print ("OK\n");
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}
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