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Merge pull request #126 from HeavenVolkoff/gfx_use_second_light_color

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Consider second color column of Light_t when calculating vertex colors
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fgsfds 2020-05-16 22:38:36 +03:00 committed by GitHub
commit f5e73a099b
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 7 deletions
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25
src/pc/gfx/gfx_pc.c
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@ -571,10 +571,16 @@ static void gfx_sp_vertex(size_t n_vertices, size_t dest_index, const Vtx *verti
calculate_normal_dir(&lookat_y, rsp.current_lookat_coeffs[1]);
rsp.lights_changed = false;
}
int r = rsp.current_lights[rsp.current_num_lights - 1].col[0];
int g = rsp.current_lights[rsp.current_num_lights - 1].col[1];
int b = rsp.current_lights[rsp.current_num_lights - 1].col[2];
// Inspired by:
// https://github.com/gonetz/GLideN64/commit/c8cbafff71a81bee5112aaafe6e21d6648ff8125#diff-69d8715ec7f9fd627ec4f5516edd003dL484
const bool useFirstColor = (dest_index & 1) == 0;
const unsigned char* col = useFirstColor
? rsp.current_lights[rsp.current_num_lights - 1].col
: rsp.current_lights[rsp.current_num_lights - 1].colc;
int r = col[0];
int g = col[1];
int b = col[2];
for (int i = 0; i < rsp.current_num_lights - 1; i++) {
float intensity = 0;
@ -583,9 +589,14 @@ static void gfx_sp_vertex(size_t n_vertices, size_t dest_index, const Vtx *verti
intensity += vn->n[2] * rsp.current_lights_coeffs[i][2];
intensity /= 127.0f;
if (intensity > 0.0f) {
r += intensity * rsp.current_lights[i].col[0];
g += intensity * rsp.current_lights[i].col[1];
b += intensity * rsp.current_lights[i].col[2];
// Inspired by:
// https://github.com/gonetz/GLideN64/commit/c8cbafff71a81bee5112aaafe6e21d6648ff8125#diff-69d8715ec7f9fd627ec4f5516edd003dL492
col = useFirstColor
? rsp.current_lights[i].col
: rsp.current_lights[i].colc;
r += intensity * col[0];
g += intensity * col[1];
b += intensity * col[2];
}
}