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Merge branch 'master' of https://github.com/nothings/stb

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This commit is contained in:
Sean Barrett 2015-04-01 16:46:38 -07:00
commit a1f8eb30c1
3 changed files with 12 additions and 12 deletions
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19
stb_voxel_render.h
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@ -200,7 +200,7 @@ extern "C" {
//
// CONFIGURATION MACROS
//
// #define STBVOX_CONFIG_MODE <integer>
// #define STBVOX_CONFIG_MODE <integer> // REQUIRED
// Configures the overall behavior of stb_voxel_render. This
// can affect the shaders, the uniform info, and other things.
// (If you need more than one mode in the same app, you can
@ -214,15 +214,14 @@ extern "C" {
// 21 Untextured blocks, 20-byte quads
//
//
// #define STBVOX_CONFIG_PRECISION_Z <integer>
// #define STBVOX_CONFIG_PRECISION_Z <integer> // OPTIONAL
// Defines the number of bits of fractional position for Z.
// Only 0 or 1 are valid. If 0, then a single mesh has
// twice the legal Z range; e.g. in modes 0,1,20,21,
// Z in the mesh can extend to 511 instead of 255.
// However, half-height blocks cannot be used.
// Only 0 or 1 are valid. 1 is the default. If 0, then a
// single mesh has twice the legal Z range; e.g. in
// modes 0,1,20,21, Z in the mesh can extend to 511 instead
// of 255. However, half-height blocks cannot be used.
//
//
// All of the following just #ifdef tested so need no values.
// All of the following just #ifdef tested so need no values, and are optional.
//
// STBVOX_CONFIG_BLOCKTYPE_SHORT
// use unsigned 16-bit values for 'blocktype' in the input instead of 8-bit values
@ -245,11 +244,11 @@ extern "C" {
// Declares a lighting function hook; you must append a lighting function
// to the shader before compiling it:
// vec3 compute_lighting(vec3 pos, vec3 norm, vec3 albedo, vec3 ambient);
// 'ambient' is the half-lambert ambient light with vertex ao applied
// 'ambient' is the half-lambert ambient light with vertex ambient-occlusion applied
//
// STBVOX_CONFIG_FOG_SMOOTHSTEP
// Defines a simple unrealistic fog system designed to maximize
// unobscured view distance while not looking to weird when things
// unobscured view distance while not looking too weird when things
// emerge from the fog. Configured using an extra array element
// in the STBVOX_UNIFORM_ambient uniform.
//

4
tests/caveview/README.md
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@ -3,8 +3,8 @@
### How to run it?
There's no GUI. Find a directory with Minecraft Anvil files (.mca).
Copy a Minecraft "terrain.png" into that directory. Run from that
directory.
Copy a Minecraft "terrain.png" into that directory (do a google
image search). Run from that directory.
### How accurate is this as a Minecraft viewer?

1
tests/caveview/cave_main.c
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@ -535,6 +535,7 @@ int SDL_main(int argc, char **argv)
SDL_GL_SetAttribute(SDL_GL_RED_SIZE , 8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE , 8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);