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osl style cleanup and update man-page.

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Campbell Barton
2012-12-04 03:18:08 +00:00
parent eeece25d82
commit c0078a9879
6 changed files with 32 additions and 22 deletions
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24
intern/cycles/kernel/shaders/node_image_texture.osl
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@@ -68,26 +68,26 @@ shader node_image_texture(
vector weight = vector(0.0, 0.0, 0.0);
float blend = projection_blend;
float limit = 0.5*(1.0 + blend);
float limit = 0.5 * (1.0 + blend);
/* first test for corners with single texture */
if (Nob[0] > limit*(Nob[0] + Nob[1]) && Nob[0] > limit*(Nob[0] + Nob[2])) {
if (Nob[0] > limit * (Nob[0] + Nob[1]) && Nob[0] > limit * (Nob[0] + Nob[2])) {
weight[0] = 1.0;
}
else if (Nob[1] > limit*(Nob[0] + Nob[1]) && Nob[1] > limit*(Nob[1] + Nob[2])) {
else if (Nob[1] > limit * (Nob[0] + Nob[1]) && Nob[1] > limit * (Nob[1] + Nob[2])) {
weight[1] = 1.0;
}
else if (Nob[2] > limit*(Nob[0] + Nob[2]) && Nob[2] > limit*(Nob[1] + Nob[2])) {
else if (Nob[2] > limit * (Nob[0] + Nob[2]) && Nob[2] > limit * (Nob[1] + Nob[2])) {
weight[2] = 1.0;
}
else if (blend > 0.0) {
/* in case of blending, test for mixes between two textures */
if (Nob[2] < (1.0 - limit)*(Nob[1] + Nob[0])) {
if (Nob[2] < (1.0 - limit) * (Nob[1] + Nob[0])) {
weight[0] = Nob[0] / (Nob[0] + Nob[1]);
weight[0] = clamp((weight[0] - 0.5 * (1.0 - blend)) / blend, 0.0, 1.0);
weight[1] = 1.0 - weight[0];
}
else if (Nob[0] < (1.0 - limit)*(Nob[1] + Nob[2])) {
else if (Nob[0] < (1.0 - limit) * (Nob[1] + Nob[2])) {
weight[1] = Nob[1] / (Nob[1] + Nob[2]);
weight[1] = clamp((weight[1] - 0.5 * (1.0 - blend)) / blend, 0.0, 1.0);
weight[2] = 1.0 - weight[1];
@@ -111,16 +111,16 @@ shader node_image_texture(
float tmp_alpha;
if (weight[0] > 0.0) {
Color += weight[0]*image_texture_lookup(filename, color_space, p[1], p[2], tmp_alpha);
Alpha += weight[0]*tmp_alpha;
Color += weight[0] * image_texture_lookup(filename, color_space, p[1], p[2], tmp_alpha);
Alpha += weight[0] * tmp_alpha;
}
if (weight[1] > 0.0) {
Color += weight[1]*image_texture_lookup(filename, color_space, p[0], p[2], tmp_alpha);
Alpha += weight[1]*tmp_alpha;
Color += weight[1] * image_texture_lookup(filename, color_space, p[0], p[2], tmp_alpha);
Alpha += weight[1] * tmp_alpha;
}
if (weight[2] > 0.0) {
Color += weight[2]*image_texture_lookup(filename, color_space, p[1], p[0], tmp_alpha);
Alpha += weight[2]*tmp_alpha;
Color += weight[2] * image_texture_lookup(filename, color_space, p[1], p[0], tmp_alpha);
Alpha += weight[2] * tmp_alpha;
}
}
}