diff options
Diffstat (limited to 'client')
7 files changed, 50 insertions, 40 deletions
diff --git a/client/shaders/minimap_shader/opengl_vertex.glsl b/client/shaders/minimap_shader/opengl_vertex.glsl index 06df5a3cf..88f9356d5 100644 --- a/client/shaders/minimap_shader/opengl_vertex.glsl +++ b/client/shaders/minimap_shader/opengl_vertex.glsl @@ -1,6 +1,4 @@ uniform mat4 mWorldViewProj; -uniform mat4 mInvWorld; -uniform mat4 mTransWorld; uniform mat4 mWorld; void main(void) diff --git a/client/shaders/nodes_shader/opengl_fragment.glsl b/client/shaders/nodes_shader/opengl_fragment.glsl index 6862842a7..71ded2b9d 100644 --- a/client/shaders/nodes_shader/opengl_fragment.glsl +++ b/client/shaders/nodes_shader/opengl_fragment.glsl @@ -19,6 +19,8 @@ bool normalTexturePresent = false; const float e = 2.718281828459; const float BS = 10.0; +const float fogStart = FOG_START; +const float fogShadingParameter = 1 / ( 1 - fogStart); #ifdef ENABLE_TONE_MAPPING @@ -194,24 +196,25 @@ void main(void) vec4 col = vec4(color.rgb * gl_Color.rgb, 1.0); -#if MATERIAL_TYPE == TILE_MATERIAL_LIQUID_TRANSPARENT - float alpha = gl_Color.a; - if (fogDistance != 0.0) { - float d = max(0.0, min(vPosition.z / fogDistance * 1.5 - 0.6, 1.0)); - alpha = mix(alpha, 0.0, d); - } - col = vec4(col.rgb, alpha); -#else +#ifdef ENABLE_TONE_MAPPING + col = applyToneMapping(col); +#endif + if (fogDistance != 0.0) { - float d = max(0.0, min(vPosition.z / fogDistance * 1.5 - 0.6, 1.0)); - col = mix(col, skyBgColor, d); + // Due to a bug in some (older ?) graphics stacks (possibly in the glsl compiler ?), + // the fog will only be rendered correctly if the last operation before the + // clamp() is an addition. Else, the clamp() seems to be ignored. + // E.g. the following won't work: + // float clarity = clamp(fogShadingParameter + // * (fogDistance - length(eyeVec)) / fogDistance), 0.0, 1.0); + // As additions usually come for free following a multiplication, the new formula + // should be more efficient as well. + // Note: clarity = (1 - fogginess) + float clarity = clamp(fogShadingParameter + - fogShadingParameter * length(eyeVec) / fogDistance, 0.0, 1.0); + col = mix(skyBgColor, col, clarity); } col = vec4(col.rgb, base.a); -#endif -#ifdef ENABLE_TONE_MAPPING - gl_FragColor = applyToneMapping(col); -#else gl_FragColor = col; -#endif } diff --git a/client/shaders/nodes_shader/opengl_vertex.glsl b/client/shaders/nodes_shader/opengl_vertex.glsl index 28c5f197e..44c48cc4c 100644 --- a/client/shaders/nodes_shader/opengl_vertex.glsl +++ b/client/shaders/nodes_shader/opengl_vertex.glsl @@ -1,6 +1,4 @@ uniform mat4 mWorldViewProj; -uniform mat4 mInvWorld; -uniform mat4 mTransWorld; uniform mat4 mWorld; uniform float dayNightRatio; diff --git a/client/shaders/water_surface_shader/opengl_fragment.glsl b/client/shaders/water_surface_shader/opengl_fragment.glsl index 1fa669541..c4e78470d 100644 --- a/client/shaders/water_surface_shader/opengl_fragment.glsl +++ b/client/shaders/water_surface_shader/opengl_fragment.glsl @@ -21,6 +21,8 @@ bool texSeamless = false; const float e = 2.718281828459; const float BS = 10.0; +const float fogStart = FOG_START; +const float fogShadingParameter = 1 / ( 1 - fogStart); #ifdef ENABLE_TONE_MAPPING @@ -150,24 +152,25 @@ vec4 base = texture2D(baseTexture, uv).rgba; vec4 col = vec4(color.rgb * gl_Color.rgb, 1.0); -#if MATERIAL_TYPE == TILE_MATERIAL_LIQUID_TRANSPARENT || MATERIAL_TYPE == TILE_MATERIAL_LIQUID_OPAQUE - float alpha = gl_Color.a; - if (fogDistance != 0.0) { - float d = max(0.0, min(vPosition.z / fogDistance * 1.5 - 0.6, 1.0)); - alpha = mix(alpha, 0.0, d); - } - col = vec4(col.rgb, alpha); -#else +#ifdef ENABLE_TONE_MAPPING + col = applyToneMapping(col); +#endif + if (fogDistance != 0.0) { - float d = max(0.0, min(vPosition.z / fogDistance * 1.5 - 0.6, 1.0)); - col = mix(col, skyBgColor, d); + // Due to a bug in some (older ?) graphics stacks (possibly in the glsl compiler ?), + // the fog will only be rendered correctly if the last operation before the + // clamp() is an addition. Else, the clamp() seems to be ignored. + // E.g. the following won't work: + // float clarity = clamp(fogShadingParameter + // * (fogDistance - length(eyeVec)) / fogDistance), 0.0, 1.0); + // As additions usually come for free following a multiplication, the new formula + // should be more efficient as well. + // Note: clarity = (1 - fogginess) + float clarity = clamp(fogShadingParameter + - fogShadingParameter * length(eyeVec) / fogDistance, 0.0, 1.0); + col = mix(skyBgColor, col, clarity); } col = vec4(col.rgb, base.a); -#endif -#ifdef ENABLE_TONE_MAPPING - gl_FragColor = applyToneMapping(col); -#else gl_FragColor = col; -#endif } diff --git a/client/shaders/water_surface_shader/opengl_vertex.glsl b/client/shaders/water_surface_shader/opengl_vertex.glsl index 9b461f4c1..a930e7b8f 100644 --- a/client/shaders/water_surface_shader/opengl_vertex.glsl +++ b/client/shaders/water_surface_shader/opengl_vertex.glsl @@ -1,6 +1,4 @@ uniform mat4 mWorldViewProj; -uniform mat4 mInvWorld; -uniform mat4 mTransWorld; uniform mat4 mWorld; uniform float dayNightRatio; diff --git a/client/shaders/wielded_shader/opengl_fragment.glsl b/client/shaders/wielded_shader/opengl_fragment.glsl index 75dd1b674..ba7a8f12d 100644 --- a/client/shaders/wielded_shader/opengl_fragment.glsl +++ b/client/shaders/wielded_shader/opengl_fragment.glsl @@ -19,6 +19,8 @@ bool texSeamless = false; const float e = 2.718281828459; const float BS = 10.0; +const float fogStart = FOG_START; +const float fogShadingParameter = 1 / ( 1 - fogStart); void get_texture_flags() { @@ -107,8 +109,18 @@ void main(void) vec4 col = vec4(color.rgb, base.a); col *= gl_Color; if (fogDistance != 0.0) { - float d = max(0.0, min(vPosition.z / fogDistance * 1.5 - 0.6, 1.0)); - col = mix(col, skyBgColor, d); + // Due to a bug in some (older ?) graphics stacks (possibly in the glsl compiler ?), + // the fog will only be rendered correctly if the last operation before the + // clamp() is an addition. Else, the clamp() seems to be ignored. + // E.g. the following won't work: + // float clarity = clamp(fogShadingParameter + // * (fogDistance - length(eyeVec)) / fogDistance), 0.0, 1.0); + // As additions usually come for free following a multiplication, the new formula + // should be more efficient as well. + // Note: clarity = (1 - fogginess) + float clarity = clamp(fogShadingParameter + - fogShadingParameter * length(eyeVec) / fogDistance, 0.0, 1.0); + col = mix(skyBgColor, col, clarity); } gl_FragColor = vec4(col.rgb, base.a); } diff --git a/client/shaders/wielded_shader/opengl_vertex.glsl b/client/shaders/wielded_shader/opengl_vertex.glsl index c33b0a7d3..86c626896 100644 --- a/client/shaders/wielded_shader/opengl_vertex.glsl +++ b/client/shaders/wielded_shader/opengl_vertex.glsl @@ -1,6 +1,4 @@ uniform mat4 mWorldViewProj; -uniform mat4 mInvWorld; -uniform mat4 mTransWorld; uniform mat4 mWorld; uniform float dayNightRatio; |