253 lines
8.7 KiB
C
253 lines
8.7 KiB
C
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#include "testing/common.h"
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#include "rendering/renderer.h"
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#include "rendering/tools.h"
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#include "rendering/clouds/public.h"
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#include "rendering/clouds/clo_density.h"
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#include "rendering/clouds/clo_walking.h"
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START_TEST(test_clouds_density)
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{
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/* Setup */
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double x, y, z;
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CloudsLayerDefinition* layer;
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layer = cloudsGetLayerType().callback_create();
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/* Test default coverage (empty) */
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for (x = -10.0; x < 10.0; x += 10.0)
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{
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for (y = -10.0; y < 10.0; y += 10.0)
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{
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for (z = -10.0; z < 10.0; z += 10.0)
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{
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, y, z)), 0.0);
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}
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}
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}
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/* Test coverage by altitude */
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layer->base_coverage = 1.0;
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layer->lower_altitude = -1.0;
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layer->thickness = 2.0;
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cloudsGetLayerType().callback_validate(layer);
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layer->base_coverage = 1.0;
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noiseForceValue(layer->_coverage_noise, 1.0);
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for (x = -10.0; x < 10.0; x += 10.0)
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{
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for (z = -10.0; z < 10.0; z += 10.0)
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{
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.0, z)), 1.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.5, z)), 0.5);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.5, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -0.5, z)), 0.5);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.5, z)), 0.0);
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}
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}
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layer->base_coverage = 0.5;
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noiseForceValue(layer->_coverage_noise, 1.0);
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for (x = -10.0; x < 10.0; x += 10.0)
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{
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for (z = -10.0; z < 10.0; z += 10.0)
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{
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.0, z)), 0.5);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.5, z)), 0.25);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.5, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -0.5, z)), 0.25);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.5, z)), 0.0);
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}
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}
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layer->base_coverage = 1.0;
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noiseForceValue(layer->_coverage_noise, 0.5);
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for (x = -10.0; x < 10.0; x += 10.0)
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{
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for (z = -10.0; z < 10.0; z += 10.0)
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{
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.0, z)), 0.5);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 0.5, z)), 0.25);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, 1.5, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -0.5, z)), 0.25);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.0, z)), 0.0);
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ck_assert_double_eq(cloudsGetLayerCoverage(layer, v3(x, -1.5, z)), 0.0);
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}
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}
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/* TODO Test fake renderer */
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/* TODO Test real renderer */
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/* Teardown */
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cloudsGetLayerType().callback_delete(layer);
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}
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END_TEST
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START_TEST(test_clouds_walking_boundaries)
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{
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Vector3 start, end;
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int result;
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CloudsLayerDefinition* layer;
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layer = cloudsGetLayerType().callback_create();
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layer->base_coverage = 1.0;
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layer->lower_altitude = -1.0;
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layer->thickness = 2.0;
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cloudsGetLayerType().callback_validate(layer);
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/* Basic cases */
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start = v3(0.0, -3.0, 0.0);
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end = v3(0.0, -2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, 2.0, 0.0);
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end = v3(0.0, 3.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, -2.0, 0.0);
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end = v3(0.0, 2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, -1.0, 0.0);
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ck_assert_vector_values(end, 0.0, 1.0, 0.0);
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start = v3(0.0, 0.0, 0.0);
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end = v3(0.0, 2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, 0.0, 0.0);
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ck_assert_vector_values(end, 0.0, 1.0, 0.0);
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start = v3(0.0, -2.0, 0.0);
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end = v3(0.0, 0.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, -1.0, 0.0);
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ck_assert_vector_values(end, 0.0, 0.0, 0.0);
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/* Basic cases (inverted) */
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start = v3(0.0, -2.0, 0.0);
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end = v3(0.0, -3.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, 3.0, 0.0);
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end = v3(0.0, 2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, 2.0, 0.0);
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end = v3(0.0, -2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, 1.0, 0.0);
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ck_assert_vector_values(end, 0.0, -1.0, 0.0);
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start = v3(0.0, 2.0, 0.0);
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end = v3(0.0, 0.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, 1.0, 0.0);
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ck_assert_vector_values(end, 0.0, 0.0, 0.0);
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start = v3(0.0, 0.0, 0.0);
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end = v3(0.0, -2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, 0.0, 0.0);
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ck_assert_vector_values(end, 0.0, -1.0, 0.0);
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/* Horizontal cases */
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start = v3(0.0, 2.0, 0.0);
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end = v3(10.0, 2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, 1.00001, 0.0);
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end = v3(10.0, 1.00001, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, -1.00001, 0.0);
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end = v3(10.0, -1.00001, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, -2.0, 0.0);
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end = v3(10.0, -2.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 0);
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start = v3(0.0, 0.0, 0.0);
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end = v3(10.0, 0.0, 0.0);
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result = cloudsOptimizeWalkingBounds(layer, &start, &end);
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ck_assert_int_eq(result, 1);
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ck_assert_vector_values(start, 0.0, 0.0, 0.0);
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ck_assert_vector_values(end, 10.0, 0.0, 0.0);
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cloudsGetLayerType().callback_delete(layer);
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}
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END_TEST
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static double _getLayerDensitySinX(Renderer* renderer, CloudsLayerDefinition* layer, Vector3 location)
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{
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UNUSED(renderer);
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UNUSED(layer);
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double density = sin(location.x * (2.0 * M_PI));
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return (density > 0.0) ? density : 0.0;
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}
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START_TEST(test_clouds_primary_segments)
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{
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int segment_count, i;
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CloudPrimarySegment segments[10];
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CloudsLayerDefinition* layer;
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layer = cloudsGetLayerType().callback_create();
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layer->lower_altitude = -1.0;
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layer->thickness = 2.0;
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cloudsGetLayerType().callback_validate(layer);
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Renderer* renderer;
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renderer = rendererCreate();
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renderer->render_quality = 8;
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renderer->clouds->getLayerDensity = _getLayerDensitySinX;
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segment_count = cloudsGetLayerPrimarySegments(renderer, layer, v3(-0.4, 0.0, 0.0), v3(1.9, 0.0, 0.0), 10, segments);
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ck_assert_int_eq(segment_count, 2);
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for (i = 0; i < segment_count; i++)
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{
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ck_assert_double_eq(segments[i].enter.y, 0.0);
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ck_assert_double_eq(segments[i].enter.z, 0.0);
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ck_assert_double_eq(segments[i].exit.y, 0.0);
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ck_assert_double_eq(segments[i].exit.z, 0.0);
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}
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ck_assert_double_in_range(segments[0].enter.x, -0.5, 0.0);
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ck_assert_double_in_range(segments[0].exit.x, 0.5, 1.0);
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ck_assert_double_in_range(segments[0].length, 0.5, 1.5);
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ck_assert_double_gte(segments[1].enter.x, segments[0].exit.x);
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ck_assert_double_in_range(segments[1].enter.x, 0.5, 1.0);
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ck_assert_double_in_range(segments[1].exit.x, 1.5, 2.0);
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ck_assert_double_in_range(segments[1].length, 0.5, 1.5);
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cloudsGetLayerType().callback_delete(layer);
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rendererDelete(renderer);
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}
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END_TEST
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START_TEST(test_clouds_preview_color)
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{
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Renderer* renderer = cloudsCreatePreviewColorRenderer();
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/* TODO Test the density overriding */
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rendererDelete(renderer);
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}
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END_TEST
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TEST_CASE(clouds, test_clouds_density, test_clouds_walking_boundaries, test_clouds_primary_segments, test_clouds_preview_color)
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