etc/obs-StreamFX
0
0
Fork 0
mirror of https://github.com/Xaymar/obs-StreamFX synced 2024-12-29 11:01:23 +00:00
Code Issues Projects Releases Packages Wiki Activity

filter-sdf-effects: Fix and improve effect rendering

Browse source 
Fixes the bug that rendering an outline would remove all other effects not directly under the outline, while also improving the rendering speed drastically by only initializing and clearing the rendertarget once instead of for each effect.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2019-05-28 02:50:03 +02:00
parent 0e39490284
commit ccc4c6ea22
2 changed files with 31 additions and 112 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
data/effects/sdf/sdf-consumer.effect
View file

@ -256,16 +256,9 @@ uniform float pOutlineSharpnessInverse <
float4 PSOutline(VertDataOut v_in) : TARGET
{
// Sample Input and SDF
float4 tex_input = pImageTexture.Sample(imageSampler, v_in.uv);
float4 tex_sdf = pSDFTexture.Sample(sdfSampler, v_in.uv);
// Expand SDF range to full.
float2 sdf = tex_sdf.rg * float2(MAX_DISTANCE, MAX_DISTANCE);
// Calculate distance.
float dist = sdf.r - sdf.g;
float2 iodist = pSDFTexture.Sample(sdfSampler, v_in.uv).rg * MAX_DISTANCE;
float dist = iodist.r - iodist.g;
// Calculate where we are in the outline.
// We can use any of the following gradient functions: https://www.desmos.com/calculator/bmbrncaiem
/// Base Curve
@ -279,7 +272,7 @@ float4 PSOutline(VertDataOut v_in) : TARGET
// Blend by Color.a so that our outline doesn't delete information.
float l = 1.0 - ((1.0 - y1) * pOutlineColor.a);
return lerp(pOutlineColor, tex_input, l);
return float4(pOutlineColor.r, pOutlineColor.g, pOutlineColor.b, pOutlineColor.a * (1.0 - y1));
}
technique Outline

128
source/filters/filter-sdf-effects.cpp
View file

@ -775,32 +775,24 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
// Inner Glow
// Outline
{ // Normal Source
// Optimized Render path.
try {
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
gs_enable_blending(false);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_ZERO);
auto param = gs_effect_get_param_by_name(default_effect, "image");
if (param) {
gs_effect_set_texture(param, this->m_output_texture->get_object());
}
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(default_effect, "Draw")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(default_effect, "Draw")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
}
if (m_outer_shadow) {
try {
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_DSTALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_INVSRCALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
if (this->m_outer_shadow) {
consumer_effect->get_parameter("pSDFTexture").set_texture(this->m_sdf_texture);
consumer_effect->get_parameter("pSDFThreshold").set_float(this->m_sdf_threshold);
consumer_effect->get_parameter("pImageTexture").set_texture(this->m_source_texture->get_object());
@ -810,26 +802,11 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
consumer_effect->get_parameter("pShadowOffset")
.set_float2(this->m_outer_shadow_offset_x / float_t(baseW),
this->m_outer_shadow_offset_y / float_t(baseH));
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(consumer_effect->get_object(), "ShadowOuter")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(consumer_effect->get_object(), "ShadowOuter")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
} catch (...) {
}
}
if (m_inner_shadow) {
try {
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_INVSRCALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
if (this->m_inner_shadow) {
consumer_effect->get_parameter("pSDFTexture").set_texture(this->m_sdf_texture);
consumer_effect->get_parameter("pSDFThreshold").set_float(this->m_sdf_threshold);
consumer_effect->get_parameter("pImageTexture").set_texture(this->m_source_texture->get_object());
@ -839,26 +816,11 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
consumer_effect->get_parameter("pShadowOffset")
.set_float2(this->m_inner_shadow_offset_x / float_t(baseW),
this->m_inner_shadow_offset_y / float_t(baseH));
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(consumer_effect->get_object(), "ShadowInner")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(consumer_effect->get_object(), "ShadowInner")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
} catch (...) {
}
}
if (m_outer_glow) {
try {
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_DSTALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
if (this->m_outer_glow) {
consumer_effect->get_parameter("pSDFTexture").set_texture(this->m_sdf_texture);
consumer_effect->get_parameter("pSDFThreshold").set_float(this->m_sdf_threshold);
consumer_effect->get_parameter("pImageTexture").set_texture(this->m_source_texture->get_object());
@ -866,26 +828,11 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
consumer_effect->get_parameter("pGlowWidth").set_float(this->m_outer_glow_width);
consumer_effect->get_parameter("pGlowSharpness").set_float(this->m_outer_glow_sharpness);
consumer_effect->get_parameter("pGlowSharpnessInverse").set_float(this->m_outer_glow_sharpness_inv);
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(consumer_effect->get_object(), "GlowOuter")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(consumer_effect->get_object(), "GlowOuter")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
} catch (...) {
}
}
if (m_inner_glow) {
try {
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_INVSRCALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
if (this->m_inner_glow) {
consumer_effect->get_parameter("pSDFTexture").set_texture(this->m_sdf_texture);
consumer_effect->get_parameter("pSDFThreshold").set_float(this->m_sdf_threshold);
consumer_effect->get_parameter("pImageTexture").set_texture(this->m_source_texture->get_object());
@ -893,26 +840,11 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
consumer_effect->get_parameter("pGlowWidth").set_float(this->m_inner_glow_width);
consumer_effect->get_parameter("pGlowSharpness").set_float(this->m_inner_glow_sharpness);
consumer_effect->get_parameter("pGlowSharpnessInverse").set_float(this->m_inner_glow_sharpness_inv);
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(consumer_effect->get_object(), "GlowInner")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(consumer_effect->get_object(), "GlowInner")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
} catch (...) {
}
}
if (m_outline) {
try {
gs_enable_blending(true);
gs_blend_function_separate(GS_BLEND_SRCALPHA, GS_BLEND_INVSRCALPHA, GS_BLEND_ONE, GS_BLEND_ONE);
if (this->m_outline) {
consumer_effect->get_parameter("pSDFTexture").set_texture(this->m_sdf_texture);
consumer_effect->get_parameter("pSDFThreshold").set_float(this->m_sdf_threshold);
consumer_effect->get_parameter("pImageTexture").set_texture(this->m_source_texture->get_object());
@ -921,21 +853,15 @@ void filter::sdf_effects::sdf_effects_instance::video_render(gs_effect_t* effect
consumer_effect->get_parameter("pOutlineOffset").set_float(this->m_outline_offset);
consumer_effect->get_parameter("pOutlineSharpness").set_float(this->m_outline_sharpness);
consumer_effect->get_parameter("pOutlineSharpnessInverse").set_float(this->m_outline_sharpness_inv);
{
auto op = this->m_output_rt->render(baseW, baseH);
gs_ortho(0, 1, 0, 1, 0, 1);
while (gs_effect_loop(consumer_effect->get_object(), "Outline")) {
gs_draw_sprite(0, 0, 1, 1);
}
while (gs_effect_loop(consumer_effect->get_object(), "Outline")) {
gs_draw_sprite(0, 0, 1, 1);
}
// Flip Buffers
m_output_rt->get_texture(this->m_output_texture);
} catch (...) {
}
} catch (...) {
}
this->m_output_rt->get_texture(this->m_output_texture);
gs_blend_state_pop();
this->m_output_rendered = true;
}