diff options
author | Keith Whitwell <[email protected]> | 2010-02-02 20:20:11 +0000 |
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committer | Keith Whitwell <[email protected]> | 2010-02-03 10:36:55 +0000 |
commit | 9f1ee5a864a3e0ede5aa04d6316e97dc94f01fe8 (patch) | |
tree | 87c66fb425ba9ea1ffacc43ad3c94238741f0254 /progs/fpglsl | |
parent | d7b1610cedbd8139bdecd41556094832b1dd1e6f (diff) |
progs/fpglsl: couple more tests
Diffstat (limited to 'progs/fpglsl')
-rw-r--r-- | progs/fpglsl/tex-multi.glsl | 15 | ||||
-rw-r--r-- | progs/fpglsl/tex.glsl | 6 |
2 files changed, 21 insertions, 0 deletions
diff --git a/progs/fpglsl/tex-multi.glsl b/progs/fpglsl/tex-multi.glsl new file mode 100644 index 00000000000..5220b7efaf2 --- /dev/null +++ b/progs/fpglsl/tex-multi.glsl @@ -0,0 +1,15 @@ +// Multi-texture fragment shader +// Brian Paul + +// Composite second texture over first. +// We're assuming the 2nd texture has a meaningful alpha channel. + +uniform sampler2D tex1; +uniform sampler2D tex2; + +void main() +{ + vec4 t1 = texture2D(tex1, gl_Color.xy); + vec4 t2 = texture2D(tex2, gl_Color.yz); + gl_FragColor = mix(t1, t2, t2.w); +} diff --git a/progs/fpglsl/tex.glsl b/progs/fpglsl/tex.glsl new file mode 100644 index 00000000000..4302fabe2d5 --- /dev/null +++ b/progs/fpglsl/tex.glsl @@ -0,0 +1,6 @@ +uniform sampler2D tex1; + +void main() +{ + gl_FragColor = texture2D(tex1, gl_Color.xy); +} |