Minecraft Forums

Quote from ThaSnipe »

so can i like use none of the options except the waving wheat :3
i really like the original minecraft look, but the wheat caught my attention

#version 120

#define WAVING_WHEAT

attribute vec4 mc_Entity;
uniform int worldTime;

#ifdef _ENABLE_GL_TEXTURE_2D
centroid varying vec4 texCoord;
#endif

varying vec4 vertColor;

void main() {
    vec4 position = gl_Vertex;
#ifdef _ENABLE_GL_TEXTURE_2D
	texCoord = gl_MultiTexCoord0;
#endif

	vertColor = gl_Color;

#if defined(WAVING_WHEAT) && defined(_ENABLE_GL_TEXTURE_2D)
    if (mc_Entity.x == 59.0) {
        float t = float(mod(worldTime, 200))/200.0;
        vec2 pos = position.xz/16.0;
        float top = 16.0*gl_MultiTexCoord0.t;
        if (floor(top+0.5) <= floor(top)) {
            position.x -= (sin(PI2*(2.0*pos.x + pos.y + 3.0*t)) + 0.6)/8.0;
        }
    }
#endif
    blockID = mc_Entity.x;
    // Really hackish attempt to emulate fixed-function lighting on specific entities
    if (mc_Entity.x < 0.0 && gl_Color.a == 1.0 && !(gl_Color.r != gl_Color.g || gl_Color.g != gl_Color.:cool.gif:) {
        vec3 normal = normalize(gl_NormalMatrix * gl_Normal);
        vertColor = gl_FrontLightModelProduct.sceneColor;
        for (int i=0; i < 2; ++i) {
            vec3 pos = (gl_LightSource[i].position).xyz;
            gl_LightProducts lp = gl_FrontLightProduct[i];
            vertColor += lp.ambient + max(dot(pos, normal), 0.0)*lp.diffuse;
        }
    }
    gl_Position = gl_ModelViewProjectionMatrix * position;
    gl_FogFragCoord = gl_Position.z;
}

/* Do-nothing shader by daxnitro.
   This shader emulates the fixed pipeline. */

#version 120 // This will always get moved to the top of the code in pre-processing.

// To disable a fog, add two forward slashes to the beginning its line:

#define ENABLE_FOG

// !!!!!!!! THE TYPICAL USER DOESN'T NEED TO LOOK AT ANYTHING BELOW HERE !!!!!!!!

/* Sometimes textures are disabled. Two copies of this shader will be compiled.  One with ENABLE_GL_TEXTURE_2D and one without.
   A similar thing will happen for bump mapping.
   Don't mess with these next few lines. */
#ifdef _ENABLE_GL_TEXTURE_2D
uniform sampler2D sampler0;
centroid varying vec4 texCoord;
#endif

const int GL_LINEAR = 9729;
const int GL_EXP = 2048;

uniform int fogMode;

varying vec4 vertColor;

void main() {

#ifndef _ENABLE_GL_TEXTURE_2D
	gl_FragColor = vertColor;
#else
    gl_FragColor = texture2D(sampler0, texCoord.st) * vertColor;
#endif

#ifdef ENABLE_FOG
	if (fogMode == GL_EXP) {
		gl_FragColor.rgb = mix(gl_FragColor.rgb, gl_Fog.color.rgb, 1.0 - clamp(exp(-gl_Fog.density * gl_FogFragCoord), 0.0, 1.0));
	} else if (fogMode == GL_LINEAR) {
		gl_FragColor.rgb = mix(gl_FragColor.rgb, gl_Fog.color.rgb, clamp((gl_FogFragCoord - gl_Fog.start) * gl_Fog.scale, 0.0, 1.0));
	}
#endif
	
}