cozis/ray_tracing
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cozis
2024-09-17 11:24:35 +02:00
parent cdbe010679
commit 609ddc7831
1 changed files with 18 additions and 15 deletions
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src/main.c
+17 -14
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@@ -436,8 +436,8 @@ Vector3 pixel(float x, float y)
HitInfo hit = trace_ray(ray); HitInfo hit = trace_ray(ray);
if (hit.object == -1) { if (hit.object == -1) {
//Vector3 sky_color = {0.6, 0.7, 0.9}; Vector3 sky_color = {0.6, 0.7, 0.9};
Vector3 sky_color = {0, 0, 0}; //Vector3 sky_color = {0, 0, 0};
light = combine(light, mulv(sky_color, contrib), 1, 1); light = combine(light, mulv(sky_color, contrib), 1, 1);
break; break;
} }
@@ -538,20 +538,23 @@ os_threadreturn worker(void*)
} }
if (local_accum) { if (local_accum) {
for (int j = 0; j < local_frame_h; j++) for (int k = 0; k < 1; k++) {
for (int i = 0; i < local_frame_w; i++) {
float u = (float) i / (local_frame_w - 1);
float v = (float) j / (local_frame_h - 1);
u = 1 - u;
v = 1 - v;
Vector3 color = pixel(u, v); for (int j = 0; j < local_frame_h; j++)
for (int i = 0; i < local_frame_w; i++) {
float u = (float) i / (local_frame_w - 1);
float v = (float) j / (local_frame_h - 1);
u = 1 - u;
v = 1 - v;
int pixel_index = j * local_frame_w + i; Vector3 color = pixel(u, v);
local_accum[pixel_index] = combine(local_accum[pixel_index], color, 1, 1);
}
local_accum_index++; int pixel_index = j * local_frame_w + i;
local_accum[pixel_index] = combine(local_accum[pixel_index], color, 1, 1);
}
local_accum_index++;
}
} }
} }
} }
@@ -622,8 +625,8 @@ int main(void)
{ {
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {0, 0, 0}, (Vector3) {10, 5, 0.1})); add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {0, 0, 0}, (Vector3) {10, 5, 0.1}));
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {0, 0, 0}, (Vector3) {0.1, 5, 10})); add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {0, 0, 0}, (Vector3) {0.1, 5, 10}));
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=0, .albedo=(Vector3) {0.4, 0.3, 0.9}}, (Vector3) {0, -0.1, 0}, (Vector3) {10, 0.1, 10}));
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {0.4, 0.3, 0.9}}, (Vector3) {0, -0.1, 0}, (Vector3) {10, 0.1, 10}));
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {7, 0, 8}, (Vector3) {1, 1, 1})); add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 0}}, (Vector3) {7, 0, 8}, (Vector3) {1, 1, 1}));
add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 1}}, (Vector3) {6, 0, 7}, (Vector3) {1, 1, 1})); add_object(cube((Material) {.emission_color={0}, .emission_power=0, .metallic=0, .roughness=1, .albedo=(Vector3) {1, 0, 1}}, (Vector3) {6, 0, 7}, (Vector3) {1, 1, 1}));
add_object(sphere((Material) {.emission_color={1, 0.4, 0}, .emission_power=3, .metallic=0, .roughness=0, .albedo=(Vector3) {1, 0.4, 0}}, (Vector3) {3, 1, 3}, 1)); add_object(sphere((Material) {.emission_color={1, 0.4, 0}, .emission_power=3, .metallic=0, .roughness=0, .albedo=(Vector3) {1, 0.4, 0}}, (Vector3) {3, 1, 3}, 1));