mirror of
https://github.com/Xaymar/obs-StreamFX
synced 2024-11-14 15:55:07 +00:00
135 lines
4 KiB
Text
135 lines
4 KiB
Text
// Copyright 2021 Michael Fabian Dirks <info@xaymar.com>
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are met:
|
|
//
|
|
// 1. Redistributions of source code must retain the above copyright notice,
|
|
// this list of conditions and the following disclaimer.
|
|
// 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
// this list of conditions and the following disclaimer in the documentation
|
|
// and/or other materials provided with the distribution.
|
|
// 3. Neither the name of the copyright holder nor the names of its contributors
|
|
// may be used to endorse or promote products derived from this software
|
|
// without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
// POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Defines
|
|
//------------------------------------------------------------------------------
|
|
// Variations of PI/TAU
|
|
#define PI 3.141592653
|
|
#define TAU 6.283185307
|
|
#define PIm2 6.283185307
|
|
#define PIb2 1.570796326
|
|
#define PIb4 0.785398163
|
|
|
|
// Phi/Φ = Golden Ratio
|
|
#define PHI 1.61803398874989484820459
|
|
|
|
// e (Eulers Constant)
|
|
#define EULERS_CONSTANT 2,7182818284590452353602874713527
|
|
|
|
// Degrees <-> Radians Conversion
|
|
#define TO_RAD(x) (x * 0.017453292)
|
|
#define TO_DEG(x) (x * 57.295779513)
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Uniforms
|
|
//------------------------------------------------------------------------------
|
|
uniform float4x4 ViewProj<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
uniform float4 Time<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
uniform float4 ViewSize<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
// Filter Support
|
|
#ifdef IS_FILTER
|
|
uniform texture2d InputA<
|
|
bool automatic = true;
|
|
>;
|
|
#endif
|
|
|
|
// Transition Support
|
|
#ifdef IS_TRANSITION
|
|
uniform texture2d InputA<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
uniform texture2d InputB<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
uniform float TransitionTime<
|
|
bool automatic = true;
|
|
>;
|
|
#endif
|
|
|
|
uniform int RandomSeed<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
uniform float4x4 Random<
|
|
bool automatic = true;
|
|
>;
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Structures
|
|
//------------------------------------------------------------------------------
|
|
struct VertexInformation {
|
|
float4 position : POSITION;
|
|
float4 texcoord0 : TEXCOORD0;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Samplers
|
|
//------------------------------------------------------------------------------
|
|
sampler_state PointRepeatSampler {
|
|
Filter = Point;
|
|
AddressU = Repeat;
|
|
AddressV = Repeat;
|
|
};
|
|
sampler_state LinearRepeatSampler {
|
|
Filter = Linear;
|
|
AddressU = Repeat;
|
|
AddressV = Repeat;
|
|
};
|
|
|
|
sampler_state PointClampSampler {
|
|
Filter = Point;
|
|
AddressU = Clamp;
|
|
AddressV = Clamp;
|
|
};
|
|
sampler_state LinearClampSampler {
|
|
Filter = Linear;
|
|
AddressU = Clamp;
|
|
AddressV = Clamp;
|
|
};
|
|
|
|
//------------------------------------------------------------------------------
|
|
// Functions
|
|
//------------------------------------------------------------------------------
|
|
VertexInformation DefaultVertexShader(VertexInformation vtx) {
|
|
vtx.position = mul(float4(vtx.position.xyz, 1.0), ViewProj);
|
|
return vtx;
|
|
};
|
|
|
|
bool is_float_equal(float a, float b) {
|
|
return (abs(a - b) <= .00001);
|
|
}
|