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gfx/shader: Correctly cache shader rendering result

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Fixes #392
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2020-11-29 20:44:40 +01:00 committed by Xaymar
parent 6d1492e57f
commit 4f5f267451
1 changed files with 8 additions and 2 deletions
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10
source/gfx/shader/gfx-shader.cpp
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@ -458,6 +458,9 @@ bool gfx::shader::shader::tick(float_t time)
static_cast<float_t>(static_cast<double_t>(_random()) / static_cast<double_t>(_random.max()));
}
// Flag Render Target as outdated.
_rt_up_to_date = false;
return false;
}
@ -466,11 +469,12 @@ void gfx::shader::shader::prepare_render()
if (!_shader)
return;
// Assign user parameters
for (auto kv : _shader_params) {
kv.second->assign();
}
// float4 Time: (Current Time), (Zero), (Zero), (Random Value)
// float4 Time: (Time in Seconds), (Time in Current Second), (Time in Seconds only), (Random Value)
if (gs::effect_parameter el = _shader.get_parameter("Time"); el != nullptr) {
if (el.get_type() == gs::effect_parameter::type::Float4) {
el.set_float4(
@ -501,7 +505,7 @@ void gfx::shader::shader::prepare_render()
}
}
_rt_up_to_date = false;
return;
}
void gfx::shader::shader::render()
@ -526,6 +530,8 @@ void gfx::shader::shader::render()
}
gs_blend_state_pop();
_rt_up_to_date = true;
}
gs_effect_set_texture(gs_effect_get_param_by_name(obs_get_base_effect(OBS_EFFECT_DEFAULT), "image"),