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authoraap <aap@papnet.eu>2020-11-18 10:32:18 +0100
committeraap <aap@papnet.eu>2020-11-18 10:32:18 +0100
commit8c70c2a136d6412e27550c1c2584d972f9d9812a (patch)
tree0776cacdebdfe418bb4712836cd72d2c9fb5c837 /src/extras/shaders/contrast_fs_gl.inc
parentMerge pull request #821 from aap/miami (diff)
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Diffstat (limited to 'src/extras/shaders/contrast_fs_gl.inc')
-rw-r--r--src/extras/shaders/contrast_fs_gl.inc21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/extras/shaders/contrast_fs_gl.inc b/src/extras/shaders/contrast_fs_gl.inc
new file mode 100644
index 00000000..97f78194
--- /dev/null
+++ b/src/extras/shaders/contrast_fs_gl.inc
@@ -0,0 +1,21 @@
+const char *contrast_frag_src =
+"uniform sampler2D tex0;\n"
+"uniform vec3 u_contrastAdd;\n"
+"uniform vec3 u_contrastMult;\n"
+
+"FSIN vec4 v_color;\n"
+"FSIN vec2 v_tex0;\n"
+"FSIN float v_fog;\n"
+
+"void\n"
+"main(void)\n"
+"{\n"
+" vec4 dst = texture(tex0, vec2(v_tex0.x, 1.0-v_tex0.y));\n"
+" vec4 color;\n"
+" color.rgb = dst.rgb*u_contrastMult + u_contrastAdd;\n"
+" color.a = 1.0f;\n"
+
+" FRAGCOLOR(color);\n"
+"}\n"
+
+;