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Merge pull request #22782 from eska014/gles2-uniform-precision

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Fix GLES2 uniform precision
This commit is contained in:
Rémi Verschelde 2018-10-07 10:11:40 +02:00 committed by GitHub
commit a406bf3e68
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 54 additions and 55 deletions
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109
drivers/gles2/shaders/scene.glsl
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@ -75,12 +75,12 @@ attribute highp vec4 instance_custom_data; // attrib:12
// uniforms
//
uniform mat4 camera_matrix;
uniform mat4 camera_inverse_matrix;
uniform mat4 projection_matrix;
uniform mat4 projection_inverse_matrix;
uniform highp mat4 camera_matrix;
uniform highp mat4 camera_inverse_matrix;
uniform highp mat4 projection_matrix;
uniform highp mat4 projection_inverse_matrix;
uniform mat4 world_transform;
uniform highp mat4 world_transform;
uniform highp float time;
@ -156,22 +156,22 @@ varying highp vec3 diffuse_interp;
varying highp vec3 specular_interp;
// general for all lights
uniform vec4 light_color;
uniform float light_specular;
uniform highp vec4 light_color;
uniform highp float light_specular;
// directional
uniform vec3 light_direction;
uniform highp vec3 light_direction;
// omni
uniform vec3 light_position;
uniform highp vec3 light_position;
uniform float light_range;
uniform float light_attenuation;
uniform highp float light_range;
uniform highp float light_attenuation;
// spot
uniform float light_spot_attenuation;
uniform float light_spot_range;
uniform float light_spot_angle;
uniform highp float light_spot_attenuation;
uniform highp float light_spot_range;
uniform highp float light_spot_angle;
void light_compute(
vec3 N,
@ -262,9 +262,9 @@ void light_compute(
#ifdef USE_REFLECTION_PROBE1
uniform mat4 refprobe1_local_matrix;
uniform highp mat4 refprobe1_local_matrix;
varying mediump vec4 refprobe1_reflection_normal_blend;
uniform vec3 refprobe1_box_extents;
uniform highp vec3 refprobe1_box_extents;
#ifndef USE_LIGHTMAP
varying mediump vec3 refprobe1_ambient_normal;
@ -274,9 +274,9 @@ varying mediump vec3 refprobe1_ambient_normal;
#ifdef USE_REFLECTION_PROBE2
uniform mat4 refprobe2_local_matrix;
uniform highp mat4 refprobe2_local_matrix;
varying mediump vec4 refprobe2_reflection_normal_blend;
uniform vec3 refprobe2_box_extents;
uniform highp vec3 refprobe2_box_extents;
#ifndef USE_LIGHTMAP
varying mediump vec3 refprobe2_ambient_normal;
@ -310,7 +310,6 @@ uniform highp float fog_height_max;
uniform mediump float fog_height_curve;
#endif
#endif //fog
void main() {
@ -625,19 +624,19 @@ VERTEX_SHADER_CODE
{
float fog_z = smoothstep(fog_depth_begin, fog_max_distance, length(vertex));
float fog_z = smoothstep(fog_depth_begin, fog_max_distance, length(vertex));
fog_amount = pow(fog_z, fog_depth_curve);
fog_amount = pow(fog_z, fog_depth_curve);
}
#endif
#ifdef FOG_HEIGHT_ENABLED
{
float y = (camera_matrix * vec4(vertex_interp, 1.0)).y;
fog_amount = max(fog_amount, pow(smoothstep(fog_height_min, fog_height_max, y), fog_height_curve));
float y = (camera_matrix * vec4(vertex_interp, 1.0)).y;
fog_amount = max(fog_amount, pow(smoothstep(fog_height_min, fog_height_max, y), fog_height_curve));
}
#endif
fog_interp = vec4(fog_color,fog_amount);
fog_interp = vec4(fog_color, fog_amount);
#endif //fog
@ -671,13 +670,13 @@ precision highp int;
// uniforms
//
uniform mat4 camera_matrix;
uniform highp mat4 camera_matrix;
/* clang-format on */
uniform mat4 camera_inverse_matrix;
uniform mat4 projection_matrix;
uniform mat4 projection_inverse_matrix;
uniform highp mat4 camera_inverse_matrix;
uniform highp mat4 projection_matrix;
uniform highp mat4 projection_inverse_matrix;
uniform mat4 world_transform;
uniform highp mat4 world_transform;
uniform highp float time;
@ -704,9 +703,9 @@ varying mediump vec3 refprobe1_ambient_normal;
#else
uniform bool refprobe1_use_box_project;
uniform vec3 refprobe1_box_extents;
uniform highp vec3 refprobe1_box_extents;
uniform vec3 refprobe1_box_offset;
uniform mat4 refprobe1_local_matrix;
uniform highp mat4 refprobe1_local_matrix;
#endif //use vertex lighting
@ -731,9 +730,9 @@ varying mediump vec3 refprobe2_ambient_normal;
#else
uniform bool refprobe2_use_box_project;
uniform vec3 refprobe2_box_extents;
uniform highp vec3 refprobe2_box_extents;
uniform vec3 refprobe2_box_offset;
uniform mat4 refprobe2_local_matrix;
uniform highp mat4 refprobe2_local_matrix;
#endif //use vertex lighting
@ -874,29 +873,29 @@ uniform float ambient_energy;
varying highp vec3 diffuse_interp;
varying highp vec3 specular_interp;
uniform vec3 light_direction; //may be used by fog, so leave here
uniform highp vec3 light_direction; //may be used by fog, so leave here
#else
//done in fragment
// general for all lights
uniform vec4 light_color;
uniform float light_specular;
uniform highp vec4 light_color;
uniform highp float light_specular;
// directional
uniform vec3 light_direction;
uniform highp vec3 light_direction;
// omni
uniform vec3 light_position;
uniform highp vec3 light_position;
uniform float light_attenuation;
uniform highp float light_attenuation;
// spot
uniform float light_spot_attenuation;
uniform float light_spot_range;
uniform float light_spot_angle;
uniform highp float light_spot_attenuation;
uniform highp float light_spot_range;
uniform highp float light_spot_angle;
#endif
//this is needed outside above if because dual paraboloid wants it
uniform float light_range;
uniform highp float light_range;
#ifdef USE_SHADOW
@ -2021,8 +2020,8 @@ FRAGMENT_SHADER_CODE
#if defined(USE_VERTEX_LIGHTING)
gl_FragColor.rgb = mix(gl_FragColor.rgb,fog_interp.rgb,fog_interp.a);
#else //pixel based fog
gl_FragColor.rgb = mix(gl_FragColor.rgb, fog_interp.rgb, fog_interp.a);
#else //pixel based fog
float fog_amount = 0.0;
#ifdef LIGHT_MODE_DIRECTIONAL
@ -2036,26 +2035,26 @@ FRAGMENT_SHADER_CODE
{
float fog_z = smoothstep(fog_depth_begin, fog_max_distance, length(vertex));
float fog_z = smoothstep(fog_depth_begin, fog_max_distance, length(vertex));
fog_amount = pow(fog_z, fog_depth_curve);
fog_amount = pow(fog_z, fog_depth_curve);
if (fog_transmit_enabled) {
vec3 total_light = gl_FragColor.rgb;
float transmit = pow(fog_z, fog_transmit_curve);
fog_color = mix(max(total_light, fog_color), fog_color, transmit);
}
if (fog_transmit_enabled) {
vec3 total_light = gl_FragColor.rgb;
float transmit = pow(fog_z, fog_transmit_curve);
fog_color = mix(max(total_light, fog_color), fog_color, transmit);
}
}
#endif
#ifdef FOG_HEIGHT_ENABLED
{
float y = (camera_matrix * vec4(vertex, 1.0)).y;
fog_amount = max(fog_amount, pow(smoothstep(fog_height_min, fog_height_max, y), fog_height_curve));
float y = (camera_matrix * vec4(vertex, 1.0)).y;
fog_amount = max(fog_amount, pow(smoothstep(fog_height_min, fog_height_max, y), fog_height_curve));
}
#endif
gl_FragColor.rgb = mix(gl_FragColor.rgb,fog_color,fog_amount);
gl_FragColor.rgb = mix(gl_FragColor.rgb, fog_color, fog_amount);
#endif //use vertex lit