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-rw-r--r--client/shaders/3d_interlaced_merge/opengl_fragment.glsl4
-rw-r--r--client/shaders/3d_interlaced_merge/opengl_vertex.glsl7
-rw-r--r--client/shaders/default_shader/opengl_fragment.glsl4
-rw-r--r--client/shaders/default_shader/opengl_vertex.glsl8
-rw-r--r--client/shaders/minimap_shader/opengl_fragment.glsl7
-rw-r--r--client/shaders/minimap_shader/opengl_vertex.glsl10
-rw-r--r--client/shaders/nodes_shader/opengl_fragment.glsl13
-rw-r--r--client/shaders/nodes_shader/opengl_vertex.glsl42
-rw-r--r--client/shaders/object_shader/opengl_fragment.glsl11
-rw-r--r--client/shaders/object_shader/opengl_vertex.glsl25
-rw-r--r--client/shaders/selection_shader/opengl_fragment.glsl7
-rw-r--r--client/shaders/selection_shader/opengl_vertex.glsl9
12 files changed, 82 insertions, 65 deletions
diff --git a/client/shaders/3d_interlaced_merge/opengl_fragment.glsl b/client/shaders/3d_interlaced_merge/opengl_fragment.glsl
index 25945ad7f..7cba61b39 100644
--- a/client/shaders/3d_interlaced_merge/opengl_fragment.glsl
+++ b/client/shaders/3d_interlaced_merge/opengl_fragment.glsl
@@ -6,9 +6,11 @@ uniform sampler2D textureFlags;
#define rightImage normalTexture
#define maskImage textureFlags
+varying mediump vec2 varTexCoord;
+
void main(void)
{
- vec2 uv = gl_TexCoord[0].st;
+ vec2 uv = varTexCoord.st;
vec4 left = texture2D(leftImage, uv).rgba;
vec4 right = texture2D(rightImage, uv).rgba;
vec4 mask = texture2D(maskImage, uv).rgba;
diff --git a/client/shaders/3d_interlaced_merge/opengl_vertex.glsl b/client/shaders/3d_interlaced_merge/opengl_vertex.glsl
index 4e0b2b125..860049481 100644
--- a/client/shaders/3d_interlaced_merge/opengl_vertex.glsl
+++ b/client/shaders/3d_interlaced_merge/opengl_vertex.glsl
@@ -1,6 +1,7 @@
+varying mediump vec2 varTexCoord;
+
void main(void)
{
- gl_TexCoord[0] = gl_MultiTexCoord0;
- gl_Position = gl_Vertex;
- gl_FrontColor = gl_BackColor = gl_Color;
+ varTexCoord = inTexCoord0;
+ gl_Position = inVertexPosition;
}
diff --git a/client/shaders/default_shader/opengl_fragment.glsl b/client/shaders/default_shader/opengl_fragment.glsl
index 925ab6e1d..5018ac6ea 100644
--- a/client/shaders/default_shader/opengl_fragment.glsl
+++ b/client/shaders/default_shader/opengl_fragment.glsl
@@ -1,4 +1,6 @@
+varying lowp vec4 varColor;
+
void main(void)
{
- gl_FragColor = gl_Color;
+ gl_FragColor = varColor;
}
diff --git a/client/shaders/default_shader/opengl_vertex.glsl b/client/shaders/default_shader/opengl_vertex.glsl
index d0b16c8b0..d95a3c2d3 100644
--- a/client/shaders/default_shader/opengl_vertex.glsl
+++ b/client/shaders/default_shader/opengl_vertex.glsl
@@ -1,9 +1,7 @@
-uniform mat4 mWorldViewProj;
+varying lowp vec4 varColor;
void main(void)
{
- gl_TexCoord[0] = gl_MultiTexCoord0;
- gl_Position = mWorldViewProj * gl_Vertex;
-
- gl_FrontColor = gl_BackColor = gl_Color;
+ gl_Position = mWorldViewProj * inVertexPosition;
+ varColor = inVertexColor;
}
diff --git a/client/shaders/minimap_shader/opengl_fragment.glsl b/client/shaders/minimap_shader/opengl_fragment.glsl
index fa4f9cb1a..cef359e8a 100644
--- a/client/shaders/minimap_shader/opengl_fragment.glsl
+++ b/client/shaders/minimap_shader/opengl_fragment.glsl
@@ -2,9 +2,12 @@ uniform sampler2D baseTexture;
uniform sampler2D normalTexture;
uniform vec3 yawVec;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
+
void main (void)
{
- vec2 uv = gl_TexCoord[0].st;
+ vec2 uv = varTexCoord.st;
//texture sampling rate
const float step = 1.0 / 256.0;
@@ -27,6 +30,6 @@ void main (void)
vec3 color = (1.1 * diffuse + 0.05 * height + 0.5 * specular) * base.rgb;
vec4 col = vec4(color.rgb, base.a);
- col *= gl_Color;
+ col *= varColor;
gl_FragColor = vec4(col.rgb, base.a);
}
diff --git a/client/shaders/minimap_shader/opengl_vertex.glsl b/client/shaders/minimap_shader/opengl_vertex.glsl
index 88f9356d5..1a9491805 100644
--- a/client/shaders/minimap_shader/opengl_vertex.glsl
+++ b/client/shaders/minimap_shader/opengl_vertex.glsl
@@ -1,9 +1,11 @@
-uniform mat4 mWorldViewProj;
uniform mat4 mWorld;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
+
void main(void)
{
- gl_TexCoord[0] = gl_MultiTexCoord0;
- gl_Position = mWorldViewProj * gl_Vertex;
- gl_FrontColor = gl_BackColor = gl_Color;
+ varTexCoord = inTexCoord0.st;
+ gl_Position = mWorldViewProj * inVertexPosition;
+ varColor = inVertexColor;
}
diff --git a/client/shaders/nodes_shader/opengl_fragment.glsl b/client/shaders/nodes_shader/opengl_fragment.glsl
index 36d47d1f5..82c87073a 100644
--- a/client/shaders/nodes_shader/opengl_fragment.glsl
+++ b/client/shaders/nodes_shader/opengl_fragment.glsl
@@ -15,11 +15,12 @@ varying vec3 vPosition;
// cameraOffset + worldPosition (for large coordinates the limits of float
// precision must be considered).
varying vec3 worldPosition;
-
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
varying vec3 eyeVec;
const float fogStart = FOG_START;
-const float fogShadingParameter = 1 / ( 1 - fogStart);
+const float fogShadingParameter = 1.0 / ( 1.0 - fogStart);
#ifdef ENABLE_TONE_MAPPING
@@ -56,13 +57,13 @@ vec4 applyToneMapping(vec4 color)
void main(void)
{
vec3 color;
- vec2 uv = gl_TexCoord[0].st;
+ vec2 uv = varTexCoord.st;
vec4 base = texture2D(baseTexture, uv).rgba;
-
#ifdef USE_DISCARD
// If alpha is zero, we can just discard the pixel. This fixes transparency
- // on GPUs like GC7000L, where GL_ALPHA_TEST is not implemented in mesa.
+ // on GPUs like GC7000L, where GL_ALPHA_TEST is not implemented in mesa,
+ // and also on GLES 2, where GL_ALPHA_TEST is missing entirely.
if (base.a == 0.0) {
discard;
}
@@ -70,7 +71,7 @@ void main(void)
color = base.rgb;
- vec4 col = vec4(color.rgb * gl_Color.rgb, 1.0);
+ vec4 col = vec4(color.rgb * varColor.rgb, 1.0);
#ifdef ENABLE_TONE_MAPPING
col = applyToneMapping(col);
diff --git a/client/shaders/nodes_shader/opengl_vertex.glsl b/client/shaders/nodes_shader/opengl_vertex.glsl
index 56bff09a8..cb344f6e6 100644
--- a/client/shaders/nodes_shader/opengl_vertex.glsl
+++ b/client/shaders/nodes_shader/opengl_vertex.glsl
@@ -1,4 +1,3 @@
-uniform mat4 mWorldViewProj;
uniform mat4 mWorld;
// Color of the light emitted by the sun.
@@ -16,7 +15,8 @@ varying vec3 vPosition;
// cameraOffset + worldPosition (for large coordinates the limits of float
// precision must be considered).
varying vec3 worldPosition;
-
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
varying vec3 eyeVec;
// Color of the light emitted by the light sources.
@@ -81,13 +81,13 @@ float snoise(vec3 p)
void main(void)
{
- gl_TexCoord[0] = gl_MultiTexCoord0;
+ varTexCoord = inTexCoord0.st;
float disp_x;
float disp_z;
// OpenGL < 4.3 does not support continued preprocessor lines
#if (MATERIAL_TYPE == TILE_MATERIAL_WAVING_LEAVES && ENABLE_WAVING_LEAVES) || (MATERIAL_TYPE == TILE_MATERIAL_WAVING_PLANTS && ENABLE_WAVING_PLANTS)
- vec4 pos2 = mWorld * gl_Vertex;
+ vec4 pos2 = mWorld * inVertexPosition;
float tOffset = (pos2.x + pos2.y) * 0.001 + pos2.z * 0.002;
disp_x = (smoothTriangleWave(animationTimer * 23.0 + tOffset) +
smoothTriangleWave(animationTimer * 11.0 + tOffset)) * 0.4;
@@ -96,43 +96,43 @@ void main(void)
smoothTriangleWave(animationTimer * 13.0 + tOffset)) * 0.5;
#endif
- worldPosition = (mWorld * gl_Vertex).xyz;
+ worldPosition = (mWorld * inVertexPosition).xyz;
// OpenGL < 4.3 does not support continued preprocessor lines
#if (MATERIAL_TYPE == TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT || MATERIAL_TYPE == TILE_MATERIAL_WAVING_LIQUID_OPAQUE || MATERIAL_TYPE == TILE_MATERIAL_WAVING_LIQUID_BASIC) && ENABLE_WAVING_WATER
// Generate waves with Perlin-type noise.
// The constants are calibrated such that they roughly
// correspond to the old sine waves.
- vec4 pos = gl_Vertex;
+ vec4 pos = inVertexPosition;
vec3 wavePos = worldPosition + cameraOffset;
// The waves are slightly compressed along the z-axis to get
// wave-fronts along the x-axis.
- wavePos.x /= WATER_WAVE_LENGTH * 3;
- wavePos.z /= WATER_WAVE_LENGTH * 2;
- wavePos.z += animationTimer * WATER_WAVE_SPEED * 10;
- pos.y += (snoise(wavePos) - 1) * WATER_WAVE_HEIGHT * 5;
+ wavePos.x /= WATER_WAVE_LENGTH * 3.0;
+ wavePos.z /= WATER_WAVE_LENGTH * 2.0;
+ wavePos.z += animationTimer * WATER_WAVE_SPEED * 10.0;
+ pos.y += (snoise(wavePos) - 1.0) * WATER_WAVE_HEIGHT * 5.0;
gl_Position = mWorldViewProj * pos;
#elif MATERIAL_TYPE == TILE_MATERIAL_WAVING_LEAVES && ENABLE_WAVING_LEAVES
- vec4 pos = gl_Vertex;
+ vec4 pos = inVertexPosition;
pos.x += disp_x;
pos.y += disp_z * 0.1;
pos.z += disp_z;
gl_Position = mWorldViewProj * pos;
#elif MATERIAL_TYPE == TILE_MATERIAL_WAVING_PLANTS && ENABLE_WAVING_PLANTS
- vec4 pos = gl_Vertex;
- if (gl_TexCoord[0].y < 0.05) {
+ vec4 pos = inVertexPosition;
+ if (varTexCoord.y < 0.05) {
pos.x += disp_x;
pos.z += disp_z;
}
gl_Position = mWorldViewProj * pos;
#else
- gl_Position = mWorldViewProj * gl_Vertex;
+ gl_Position = mWorldViewProj * inVertexPosition;
#endif
vPosition = gl_Position.xyz;
- eyeVec = -(gl_ModelViewMatrix * gl_Vertex).xyz;
+ eyeVec = -(mWorldView * inVertexPosition).xyz;
// Calculate color.
// Red, green and blue components are pre-multiplied with
@@ -141,16 +141,16 @@ void main(void)
// The pre-baked colors are halved to prevent overflow.
vec4 color;
// The alpha gives the ratio of sunlight in the incoming light.
- float nightRatio = 1 - gl_Color.a;
- color.rgb = gl_Color.rgb * (gl_Color.a * dayLight.rgb +
- nightRatio * artificialLight.rgb) * 2;
- color.a = 1;
+ float nightRatio = 1.0 - inVertexColor.a;
+ color.rgb = inVertexColor.rgb * (inVertexColor.a * dayLight.rgb +
+ nightRatio * artificialLight.rgb) * 2.0;
+ color.a = 1.0;
// Emphase blue a bit in darker places
// See C++ implementation in mapblock_mesh.cpp final_color_blend()
- float brightness = (color.r + color.g + color.b) / 3;
+ float brightness = (color.r + color.g + color.b) / 3.0;
color.b += max(0.0, 0.021 - abs(0.2 * brightness - 0.021) +
0.07 * brightness);
- gl_FrontColor = gl_BackColor = clamp(color, 0.0, 1.0);
+ varColor = clamp(color, 0.0, 1.0);
}
diff --git a/client/shaders/object_shader/opengl_fragment.glsl b/client/shaders/object_shader/opengl_fragment.glsl
index 86d5c1c92..7ac182a63 100644
--- a/client/shaders/object_shader/opengl_fragment.glsl
+++ b/client/shaders/object_shader/opengl_fragment.glsl
@@ -8,6 +8,8 @@ uniform vec3 eyePosition;
varying vec3 vNormal;
varying vec3 vPosition;
varying vec3 worldPosition;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
varying vec3 eyeVec;
varying float vIDiff;
@@ -15,7 +17,7 @@ varying float vIDiff;
const float e = 2.718281828459;
const float BS = 10.0;
const float fogStart = FOG_START;
-const float fogShadingParameter = 1 / ( 1 - fogStart);
+const float fogShadingParameter = 1.0 / (1.0 - fogStart);
#ifdef ENABLE_TONE_MAPPING
@@ -52,13 +54,14 @@ vec4 applyToneMapping(vec4 color)
void main(void)
{
vec3 color;
- vec2 uv = gl_TexCoord[0].st;
+ vec2 uv = varTexCoord.st;
vec4 base = texture2D(baseTexture, uv).rgba;
#ifdef USE_DISCARD
// If alpha is zero, we can just discard the pixel. This fixes transparency
- // on GPUs like GC7000L, where GL_ALPHA_TEST is not implemented in mesa.
+ // on GPUs like GC7000L, where GL_ALPHA_TEST is not implemented in mesa,
+ // and also on GLES 2, where GL_ALPHA_TEST is missing entirely.
if (base.a == 0.0) {
discard;
}
@@ -68,7 +71,7 @@ void main(void)
vec4 col = vec4(color.rgb, base.a);
- col.rgb *= gl_Color.rgb;
+ col.rgb *= varColor.rgb;
col.rgb *= emissiveColor.rgb * vIDiff;
diff --git a/client/shaders/object_shader/opengl_vertex.glsl b/client/shaders/object_shader/opengl_vertex.glsl
index f8c1cd932..e44984dc8 100644
--- a/client/shaders/object_shader/opengl_vertex.glsl
+++ b/client/shaders/object_shader/opengl_vertex.glsl
@@ -1,4 +1,3 @@
-uniform mat4 mWorldViewProj;
uniform mat4 mWorld;
uniform vec3 eyePosition;
@@ -7,6 +6,8 @@ uniform float animationTimer;
varying vec3 vNormal;
varying vec3 vPosition;
varying vec3 worldPosition;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
varying vec3 eyeVec;
varying float vIDiff;
@@ -18,31 +19,31 @@ float directional_ambient(vec3 normal)
{
vec3 v = normal * normal;
- if (normal.y < 0)
- return dot(v, vec3(0.670820f, 0.447213f, 0.836660f));
+ if (normal.y < 0.0)
+ return dot(v, vec3(0.670820, 0.447213, 0.836660));
- return dot(v, vec3(0.670820f, 1.000000f, 0.836660f));
+ return dot(v, vec3(0.670820, 1.000000, 0.836660));
}
void main(void)
{
- gl_TexCoord[0] = gl_TextureMatrix[0] * gl_MultiTexCoord0;
- gl_Position = mWorldViewProj * gl_Vertex;
+ varTexCoord = (mTexture * inTexCoord0).st;
+ gl_Position = mWorldViewProj * inVertexPosition;
vPosition = gl_Position.xyz;
- vNormal = gl_Normal;
- worldPosition = (mWorld * gl_Vertex).xyz;
- eyeVec = -(gl_ModelViewMatrix * gl_Vertex).xyz;
+ vNormal = inVertexNormal;
+ worldPosition = (mWorld * inVertexPosition).xyz;
+ eyeVec = -(mWorldView * inVertexPosition).xyz;
#if (MATERIAL_TYPE == TILE_MATERIAL_PLAIN) || (MATERIAL_TYPE == TILE_MATERIAL_PLAIN_ALPHA)
vIDiff = 1.0;
#else
// This is intentional comparison with zero without any margin.
// If normal is not equal to zero exactly, then we assume it's a valid, just not normalized vector
- vIDiff = length(gl_Normal) == 0.0
+ vIDiff = length(inVertexNormal) == 0.0
? 1.0
- : directional_ambient(normalize(gl_Normal));
+ : directional_ambient(normalize(inVertexNormal));
#endif
- gl_FrontColor = gl_BackColor = gl_Color;
+ varColor = inVertexColor;
}
diff --git a/client/shaders/selection_shader/opengl_fragment.glsl b/client/shaders/selection_shader/opengl_fragment.glsl
index c679d0e12..35b1f8902 100644
--- a/client/shaders/selection_shader/opengl_fragment.glsl
+++ b/client/shaders/selection_shader/opengl_fragment.glsl
@@ -1,9 +1,12 @@
uniform sampler2D baseTexture;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
+
void main(void)
{
- vec2 uv = gl_TexCoord[0].st;
+ vec2 uv = varTexCoord.st;
vec4 color = texture2D(baseTexture, uv);
- color.rgb *= gl_Color.rgb;
+ color.rgb *= varColor.rgb;
gl_FragColor = color;
}
diff --git a/client/shaders/selection_shader/opengl_vertex.glsl b/client/shaders/selection_shader/opengl_vertex.glsl
index d0b16c8b0..9ca87a9cf 100644
--- a/client/shaders/selection_shader/opengl_vertex.glsl
+++ b/client/shaders/selection_shader/opengl_vertex.glsl
@@ -1,9 +1,10 @@
-uniform mat4 mWorldViewProj;
+varying lowp vec4 varColor;
+varying mediump vec2 varTexCoord;
void main(void)
{
- gl_TexCoord[0] = gl_MultiTexCoord0;
- gl_Position = mWorldViewProj * gl_Vertex;
+ varTexCoord = inTexCoord0.st;
+ gl_Position = mWorldViewProj * inVertexPosition;
- gl_FrontColor = gl_BackColor = gl_Color;
+ varColor = inVertexColor;
}