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authorVitaliy <numzer0@yandex.ru>2020-10-25 20:01:03 +0300
committerGitHub <noreply@github.com>2020-10-25 18:01:03 +0100
commit707c8c1e95d8db2d84909e7957b4dc9138e05599 (patch)
tree84604fc1868c7b8ca8e977d5dd0485498500cdfe /client/shaders/object_shader/opengl_fragment.glsl
parent33b2c5f5b1c565171296f26395d803b08f4575e9 (diff)
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Shaders for Android (GLES 2) (#10506)
Shader support for OpenGL ES 2 devices (Android) Co-authored-by: sfan5 <sfan5@live.de>
Diffstat (limited to 'client/shaders/object_shader/opengl_fragment.glsl')
-rw-r--r--client/shaders/object_shader/opengl_fragment.glsl11
1 files changed, 7 insertions, 4 deletions
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;