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gs-sampler: Add wrapper for gs_samplerstate_t

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Simple manager with automatic updating whenever the object is requested.
This commit is contained in:
Michael Fabian 'Xaymar' Dirks 2018-01-19 05:06:42 +01:00
parent 662199fb4a
commit 36cd5bbf21
3 changed files with 181 additions and 0 deletions
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2
CMakeLists.txt
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@ -43,6 +43,7 @@ SET(obs-stream-effects_HEADERS
"${PROJECT_SOURCE_DIR}/source/gs-limits.h"
# "${PROJECT_SOURCE_DIR}/source/gs-mipmapper.h"
"${PROJECT_SOURCE_DIR}/source/gs-rendertarget.h"
"${PROJECT_SOURCE_DIR}/source/gs-sampler.h"
"${PROJECT_SOURCE_DIR}/source/gs-texture.h"
"${PROJECT_SOURCE_DIR}/source/gs-vertex.h"
"${PROJECT_SOURCE_DIR}/source/gs-vertexbuffer.h"
@ -63,6 +64,7 @@ SET(obs-stream-effects_SOURCES
"${PROJECT_SOURCE_DIR}/source/gs-indexbuffer.cpp"
# "${PROJECT_SOURCE_DIR}/source/gs-mipmapper.cpp"
"${PROJECT_SOURCE_DIR}/source/gs-rendertarget.cpp"
"${PROJECT_SOURCE_DIR}/source/gs-sampler.cpp"
"${PROJECT_SOURCE_DIR}/source/gs-texture.cpp"
"${PROJECT_SOURCE_DIR}/source/gs-vertex.cpp"
"${PROJECT_SOURCE_DIR}/source/gs-vertexbuffer.cpp"

115
source/gs-sampler.cpp Normal file
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@ -0,0 +1,115 @@
/*
* Modern effects for a modern Streamer
* Copyright (C) 2017 Michael Fabian Dirks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "gs-sampler.h"
GS::Sampler::Sampler() {
m_dirty = true;
m_samplerInfo = { GS_FILTER_LINEAR, GS_ADDRESS_WRAP, GS_ADDRESS_WRAP, GS_ADDRESS_WRAP, 1, 0 };
m_samplerState = nullptr;
}
GS::Sampler::~Sampler() {
if (m_samplerState)
gs_samplerstate_destroy(m_samplerState);
}
void GS::Sampler::SetSampleFilter(gs_sample_filter v) {
m_dirty = true;
m_samplerInfo.filter = v;
}
gs_sample_filter GS::Sampler::GetSampleFilter() {
return m_samplerInfo.filter;
}
void GS::Sampler::SetAddressModeU(gs_address_mode v) {
m_dirty = true;
m_samplerInfo.address_u = v;
}
gs_address_mode GS::Sampler::GetAddressModeU() {
return m_samplerInfo.address_u;
}
void GS::Sampler::SetAddressModeV(gs_address_mode v) {
m_dirty = true;
m_samplerInfo.address_v = v;
}
gs_address_mode GS::Sampler::GetAddressModeV() {
return m_samplerInfo.address_v;
}
void GS::Sampler::SetAddressModeW(gs_address_mode v) {
m_dirty = true;
m_samplerInfo.address_w = v;
}
gs_address_mode GS::Sampler::GetAddressModeW() {
return m_samplerInfo.address_w;
}
void GS::Sampler::SetMaxAnisotropy(int v) {
m_dirty = true;
m_samplerInfo.max_anisotropy = v;
}
int GS::Sampler::GetMaxAnisotropy() {
return m_samplerInfo.max_anisotropy;
}
void GS::Sampler::SetBorderColor(uint32_t v) {
m_dirty = true;
m_samplerInfo.border_color = v;
}
void GS::Sampler::SetBorderColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
m_dirty = true;
m_samplerInfo.border_color = a << 24 | r << 16 | g << 8 | b;
}
uint32_t GS::Sampler::GetBorderColor() {
return m_samplerInfo.border_color;
}
uint8_t GS::Sampler::GetBorderColor(bool r, bool g, bool b, bool a) {
if (a)
return (m_samplerInfo.border_color >> 24) & 0xFF;
if (r)
return (m_samplerInfo.border_color >> 16) & 0xFF;
if (g)
return (m_samplerInfo.border_color >> 8) & 0xFF;
if (b)
return m_samplerInfo.border_color & 0xFF;
return 0;
}
gs_sampler_state* GS::Sampler::Refresh() {
gs_samplerstate_destroy(m_samplerState);
m_samplerState = gs_samplerstate_create(&m_samplerInfo);
m_dirty = false;
return m_samplerState;
}
gs_sampler_state* GS::Sampler::GetObject() {
if (m_dirty)
return Refresh();
return m_samplerState;
}

64
source/gs-sampler.h Normal file
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@ -0,0 +1,64 @@
/*
* Modern effects for a modern Streamer
* Copyright (C) 2017 Michael Fabian Dirks
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#pragma once
#include <inttypes.h>
extern "C" {
#pragma warning( push )
#pragma warning( disable: 4201 )
#include <libobs/graphics/graphics.h>
#pragma warning( pop )
}
namespace GS {
class Sampler {
public:
Sampler();
~Sampler();
void SetSampleFilter(gs_sample_filter v);
gs_sample_filter GetSampleFilter();
void SetAddressModeU(gs_address_mode v);
gs_address_mode GetAddressModeU();
void SetAddressModeV(gs_address_mode v);
gs_address_mode GetAddressModeV();
void SetAddressModeW(gs_address_mode v);
gs_address_mode GetAddressModeW();
void SetMaxAnisotropy(int v);
int GetMaxAnisotropy();
void SetBorderColor(uint32_t v);
void SetBorderColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a);
uint32_t GetBorderColor();
uint8_t GetBorderColor(bool r, bool g, bool b, bool a);
gs_sampler_state* Refresh();
gs_sampler_state* GetObject();
private:
bool m_dirty;
gs_sampler_info m_samplerInfo;
gs_sampler_state* m_samplerState;
};
}