LogalDeveloper/Minecraft-Overviewer
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fixed clamping, jungles are now the proper shade of green

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This commit is contained in:
Aaron Griffith
2012-03-01 17:25:45 -05:00
parent bcc1e61b0d
commit 6f1ccb6a53
1 changed files with 12 additions and 3 deletions
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15
overviewer_core/src/primitives/base.c
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@@ -65,6 +65,7 @@ static Biome biome_table[] = {
/* 20 */
{"Extreme Hills Edge", 0.2, 0.3},
{"Jungle", 2.0, 0.45}, /* <-- GUESS, but a good one */
{"Jungle Mountains", 2.0, 0.45}, /* <-- also a guess */
};
#define NUM_BIOMES (sizeof(biome_table) / sizeof(Biome))
@@ -208,8 +209,12 @@ base_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyObjec
for (dx = -1; dx <= 1; dx++) {
for (dz = -1; dz <= 1; dz += (dx == 0 ? 2 : 1)) {
unsigned char biome = get_data(state, BIOMES, state->x + dx, state->y, state->z + dz);
if (biome > NUM_BIOMES)
biome = 0;
if (biome >= NUM_BIOMES) {
/* note -- biome 255 shows up on map borders.
who knows what it is? certainly not I.
*/
biome = 4; /* forest -- reasonable default */
}
temp += biome_table[biome].temperature;
rain += biome_table[biome].rainfall;
@@ -218,13 +223,17 @@ base_draw(void *data, RenderState *state, PyObject *src, PyObject *mask, PyObjec
temp /= 8.0;
rain /= 8.0;
/* second coordinate is actually scaled to fit inside the triangle
so store it in rain */
rain *= temp;
/* make sure they're sane */
temp = CLAMP(temp, 0.0, 1.0);
rain = CLAMP(rain, 0.0, 1.0);
/* convert to x/y coordinates in color table */
tablex = 255 - (255 * temp);
tabley = 255 - (255 * temp * rain);
tabley = 255 - (255 * rain);
if (flip_xy) {
unsigned char tmp = 255 - tablex;
tablex = 255 - tabley;