LogalDeveloper/Minecraft-Overviewer
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added alpha fading based on height

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This commit is contained in:
Aaron Griffith
2011-05-02 18:50:07 -04:00
parent 4b7bc18926
commit 1d858cd9e2
1 changed files with 14 additions and 11 deletions
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25
src/rendermode-mineral.c
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@@ -19,24 +19,24 @@
struct OreColor {
unsigned char blockid;
unsigned char r, g, b, a;
unsigned char r, g, b;
};
/* put more valuable ores first -- they take precedence */
static struct OreColor orecolors[] = {
{56 /* Diamond Ore */, 32, 230, 220, 200},
{56 /* Diamond Ore */, 32, 230, 220},
{14 /* Gold Ore */, 255, 234, 0, 200},
{21 /* Lapis Lazuli */, 0, 23, 176, 200},
{14 /* Gold Ore */, 255, 234, 0},
{21 /* Lapis Lazuli */, 0, 23, 176},
{15 /* Iron Ore */, 204, 204, 204, 200},
{16 /* Coal Ore */, 54, 54, 54, 200},
{15 /* Iron Ore */, 204, 204, 204},
{16 /* Coal Ore */, 54, 54, 54},
{73 /* Redstone */, 186, 0, 0, 200},
{74 /* Lit Redstone */, 186, 0, 0, 200},
{73 /* Redstone */, 186, 0, 0},
{74 /* Lit Redstone */, 186, 0, 0},
/* end of list marker */
{0, 0, 0, 0, 0}
{0, 0, 0, 0}
};
static void get_color(void *data, RenderState *state,
@@ -47,7 +47,7 @@ static void get_color(void *data, RenderState *state,
*a = 0;
for (z = 0; z <= z_max; z++) {
int i, max_i = sizeof(orecolors) / sizeof(struct OreColor);
int i, tmp, max_i = sizeof(orecolors) / sizeof(struct OreColor);
unsigned char blockid = getArrayByte3D(state->blocks, x, y, z);
for (i = 0; i < max_i && orecolors[i].blockid != 0; i++) {
@@ -55,7 +55,10 @@ static void get_color(void *data, RenderState *state,
*r = orecolors[i].r;
*g = orecolors[i].g;
*b = orecolors[i].b;
*a = orecolors[i].a;
tmp = (128 - z_max + z) * 2 - 40;
*a = MIN(MAX(0, tmp), 255);
max_i = i;
break;
}