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authorLaG1924 <lag1924@gmail.com>2021-12-06 01:39:15 +0100
committerLaG1924 <lag1924@gmail.com>2021-12-07 12:37:47 +0100
commitaa591c73c818d7f26caa15bc567929e2d404dcf2 (patch)
tree2514facee211ef5eb16812658caae91d1ee078d6
parentMinor shader optimization (diff)
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Diffstat (limited to '')
-rw-r--r--cwd/assets/altcraft/scripts/ui.lua1
-rw-r--r--cwd/assets/altcraft/shaders/frag/fwd_entity.fs11
-rw-r--r--cwd/assets/altcraft/shaders/frag/fwd_face.fs38
-rw-r--r--cwd/assets/altcraft/shaders/frag/fwd_sky.fs65
-rw-r--r--cwd/assets/altcraft/ui/options.rml6
-rw-r--r--src/Render.cpp83
-rw-r--r--src/Render.hpp3
-rw-r--r--src/RendererWorld.cpp15
-rw-r--r--src/RendererWorld.hpp4
9 files changed, 193 insertions, 33 deletions
diff --git a/cwd/assets/altcraft/scripts/ui.lua b/cwd/assets/altcraft/scripts/ui.lua
index 938088f..bc04626 100644
--- a/cwd/assets/altcraft/scripts/ui.lua
+++ b/cwd/assets/altcraft/scripts/ui.lua
@@ -1,5 +1,6 @@
local options = {
gamma = 2.2,
+ deffered = false,
flight = false,
mouseSensetivity = 0.1,
renderDistance = 2,
diff --git a/cwd/assets/altcraft/shaders/frag/fwd_entity.fs b/cwd/assets/altcraft/shaders/frag/fwd_entity.fs
new file mode 100644
index 0000000..094aaf2
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/fwd_entity.fs
@@ -0,0 +1,11 @@
+#version 330 core
+
+in vec4 entityWorldPos;
+
+out vec4 fragColor;
+
+uniform vec3 entityColor;
+
+void main() {
+ fragColor = vec4(entityColor, 1.0f);
+}
diff --git a/cwd/assets/altcraft/shaders/frag/fwd_face.fs b/cwd/assets/altcraft/shaders/frag/fwd_face.fs
new file mode 100644
index 0000000..deb8341
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/fwd_face.fs
@@ -0,0 +1,38 @@
+#version 330 core
+
+in vec4 faceWorldPos;
+in vec3 faceTextureUv;
+in vec3 faceAddColor;
+in vec3 faceNormal;
+in vec2 faceLight;
+
+out vec4 fragColor;
+
+uniform sampler2DArray textureAtlas;
+
+layout (std140) uniform Globals {
+ mat4 projView;
+ mat4 proj;
+ mat4 view;
+ uvec2 viewportSize;
+ vec4 ssaoKernels[64];
+ float globalTime;
+ float dayTime;
+ float gamma;
+};
+
+void main() {
+ vec4 col = texture(textureAtlas, faceTextureUv);
+ if (col.a < 0.3f)
+ discard;
+
+ float localLight = faceLight.r / 15.0f;
+ float skyLight = faceLight.g / 15.0f;
+ float lightLevel = clamp(localLight + skyLight * dayTime, 0.01f, 1.0f);
+ lightLevel = pow(lightLevel, 3);
+ lightLevel = clamp(lightLevel, 0.005f, 1.0f);
+
+ fragColor = vec4(col.rgb * faceAddColor.rgb * lightLevel, 1.0f);
+
+ fragColor.rgb = pow(fragColor.rgb, vec3(1.0f / gamma));
+}
diff --git a/cwd/assets/altcraft/shaders/frag/fwd_sky.fs b/cwd/assets/altcraft/shaders/frag/fwd_sky.fs
new file mode 100644
index 0000000..b6185fd
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/fwd_sky.fs
@@ -0,0 +1,65 @@
+#version 330 core
+
+in vec3 facePos;
+
+out vec4 fragColor;
+
+layout (std140) uniform Globals {
+ mat4 projView;
+ mat4 proj;
+ mat4 view;
+ uvec2 viewportSize;
+ vec4 ssaoKernels[64];
+ float globalTime;
+ float dayTime;
+ float gamma;
+};
+
+uniform sampler2DArray textureAtlas;
+uniform vec4 sunTexture;
+uniform float sunTextureLayer;
+uniform vec4 moonTexture;
+uniform float moonTextureLayer;
+
+const vec4 DaySkyColor = vec4(0.21, 0.4, 1, 1);
+
+const vec3 SunPos = vec3(0, 0.1, 0.5);
+
+const vec3 MoonPos = vec3(0, 0.1, -0.5);
+
+const vec4 NightSkyColor = vec4(0.0, 0.0008, 0.002, 1.0);
+
+vec3 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords, float Layer) {
+ float x = TextureAtlasCoords.x;
+ float y = TextureAtlasCoords.y;
+ float w = TextureAtlasCoords.z;
+ float h = TextureAtlasCoords.w;
+ vec2 A = vec2(x, 1 - y - h);
+ vec2 B = vec2(x + w, 1 - y);
+ vec2 transformed = A + UvCoords * (B - A);
+ return vec3(transformed.x, transformed.y, Layer);
+}
+
+vec4 Sun() {
+ vec3 sunDelta = (facePos - SunPos) * 3.0f;
+ float distanceToSun = length(sunDelta);
+ vec4 sunColor = texture(textureAtlas, TransformTextureCoord(sunTexture, (vec2(sunDelta.xy) + 0.5f), sunTextureLayer));
+ vec4 sun = mix(vec4(0, 0, 0, 1), sunColor, clamp(1 - distanceToSun * 2.0f, 0, 1));
+ return sun;
+}
+
+vec4 Moon() {
+ vec3 moonDelta = (facePos - MoonPos) * 4.5f;
+ float distanceToMoon = length(moonDelta);
+ vec4 moonColor = texture(textureAtlas, TransformTextureCoord(moonTexture, (vec2(moonDelta.xy) + 0.5f), moonTextureLayer));
+ vec4 moon = mix(vec4(0, 0, 0, 1),moonColor, clamp(1 - distanceToMoon * 2.0f, 0, 1));
+ return moon;
+}
+
+void main() {
+ fragColor = vec4(mix(NightSkyColor, DaySkyColor, dayTime).rgb, 1.0f);
+ fragColor += vec4(Sun().rgb, 1.0f);
+ fragColor += vec4(Moon().rgb, 1.0f);
+
+ fragColor.rgb = pow(fragColor.rgb, vec3(1.0f / gamma));
+}
diff --git a/cwd/assets/altcraft/ui/options.rml b/cwd/assets/altcraft/ui/options.rml
index 9aa4624..ea7c39e 100644
--- a/cwd/assets/altcraft/ui/options.rml
+++ b/cwd/assets/altcraft/ui/options.rml
@@ -14,6 +14,12 @@
</div>
<div class="option">
+ <label>Deffered shading</label>
+ <input type="checkbox" id="deffered" />
+ <span id="deffered-val"></span>
+ </div>
+
+ <div class="option">
<label>Flight</label>
<input type="checkbox" id="flight" />
<span id="flight-val"></span>
diff --git a/src/Render.cpp b/src/Render.cpp
index 1e85437..35ee695 100644
--- a/src/Render.cpp
+++ b/src/Render.cpp
@@ -140,28 +140,53 @@ void Render::PrepareToRendering() {
float resolutionScale = Settings::ReadDouble("resolutionScale", 1.0f);
size_t scaledW = width * resolutionScale, scaledH = height * resolutionScale;
- gbuffer = std::make_unique<Gbuffer>(scaledW, scaledH, scaledW, scaledH, Settings::ReadBool("ssao", false));
- gbuffer->SetRenderBuff(renderBuff);
-
auto gal = Gal::GetImplementation();
gal->GetDefaultFramebuffer()->SetViewport(0, 0, width, height);
-
gal->GetGlobalShaderParameters()->Get<GlobalShaderParameters>()->gamma = Settings::ReadDouble("gamma", 2.2);
- std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
- std::uniform_real_distribution<float> dis(-1.0f, 1.0f);
- auto& ssaoKernels = gal->GetGlobalShaderParameters()->Get<GlobalShaderParameters>()->ssaoKernels;
- for (auto& vec : ssaoKernels) {
- vec.x = dis(rng);
- vec.y = dis(rng);
- vec.z = (dis(rng) + 1.0f) / 2.0f;
- vec.w = 0.0f;
- vec = glm::normalize(vec);
- }
- for (size_t i = 0; i < sizeof(ssaoKernels) / sizeof(*ssaoKernels); i++) {
- float scale = i / 64.0f;
- scale = glm::mix(0.1f, 1.0f, scale * scale);
- ssaoKernels[i] *= scale;
+ gbuffer.reset();
+ fbTarget.reset();
+ fbTextureColor.reset();
+ fbTextureDepthStencil.reset();
+
+ bool useDeffered = Settings::ReadBool("deffered", false);
+
+ if (useDeffered) {
+ gbuffer = std::make_unique<Gbuffer>(scaledW, scaledH, scaledW, scaledH, Settings::ReadBool("ssao", false));
+ gbuffer->SetRenderBuff(renderBuff);
+
+ std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
+ std::uniform_real_distribution<float> dis(-1.0f, 1.0f);
+ auto& ssaoKernels = gal->GetGlobalShaderParameters()->Get<GlobalShaderParameters>()->ssaoKernels;
+ for (auto& vec : ssaoKernels) {
+ vec.x = dis(rng);
+ vec.y = dis(rng);
+ vec.z = (dis(rng) + 1.0f) / 2.0f;
+ vec.w = 0.0f;
+ vec = glm::normalize(vec);
+ }
+ for (size_t i = 0; i < sizeof(ssaoKernels) / sizeof(*ssaoKernels); i++) {
+ float scale = i / 64.0f;
+ scale = glm::mix(0.1f, 1.0f, scale * scale);
+ ssaoKernels[i] *= scale;
+ }
+ } else {
+ auto fbTextureColorConf = gal->CreateTexture2DConfig(scaledW, scaledH, Gal::Format::R8G8B8);
+ fbTextureColorConf->SetMinFilter(Gal::Filtering::Bilinear);
+ fbTextureColorConf->SetMaxFilter(Gal::Filtering::Bilinear);
+ fbTextureColor = gal->BuildTexture(fbTextureColorConf);
+
+ auto fbTextureDepthStencilConf = gal->CreateTexture2DConfig(scaledW, scaledH, Gal::Format::D24S8);
+ fbTextureDepthStencilConf->SetMinFilter(Gal::Filtering::Bilinear);
+ fbTextureDepthStencilConf->SetMaxFilter(Gal::Filtering::Bilinear);
+ fbTextureDepthStencil = gal->BuildTexture(fbTextureDepthStencilConf);
+
+ auto fbTargetConf = gal->CreateFramebufferConfig();
+ fbTargetConf->SetTexture(0, fbTextureColor);
+ fbTargetConf->SetDepthStencil(fbTextureDepthStencil);
+
+ fbTarget = gal->BuildFramebuffer(fbTargetConf);
+ fbTarget->SetViewport(0, 0, scaledW, scaledH);
}
std::string vertexSource, pixelSource;
@@ -189,19 +214,19 @@ void Render::PrepareToRendering() {
fbPPC->SetTarget(gal->GetDefaultFramebuffer());
fbPPC->SetVertexShader(gal->LoadVertexShader(vertexSource));
fbPPC->SetPixelShader(gal->LoadPixelShader(pixelSource));
- fbPPC->AddStaticTexture("inputTexture", gbuffer->GetFinalTexture());
+ fbPPC->AddStaticTexture("inputTexture", useDeffered ? gbuffer->GetFinalTexture() : fbTextureColor);
auto fbColorBB = fbPPC->BindVertexBuffer({
{"pos", Gal::Type::Vec2},
{"uvPos", Gal::Type::Vec2}
});
-
+
fbPipeline = gal->BuildPipeline(fbPPC);
fbPipelineInstance = fbPipeline->CreateInstance({
{fbColorBB, fbBuffer}
});
if (world)
- world->PrepareRender(gbuffer->GetGeometryTarget());
+ world->PrepareRender(useDeffered ? gbuffer->GetGeometryTarget() : fbTarget, useDeffered);
}
void Render::UpdateKeyboard() {
@@ -226,7 +251,10 @@ void Render::RenderFrame() {
OPTICK_EVENT();
Gal::GetImplementation()->GetDefaultFramebuffer()->Clear();
- gbuffer->Clear();
+ if (gbuffer)
+ gbuffer->Clear();
+ if (fbTarget)
+ fbTarget->Clear();
if (isWireframe)
Gal::GetImplementation()->SetWireframe(true);
@@ -236,7 +264,8 @@ void Render::RenderFrame() {
if (isWireframe)
Gal::GetImplementation()->SetWireframe(false);
- gbuffer->Render();
+ if (gbuffer)
+ gbuffer->Render();
fbPipeline->Activate();
fbPipelineInstance->Activate();
@@ -368,7 +397,8 @@ void Render::HandleEvents() {
if (renderBuff > gbuffer->GetMaxRenderBuffers())
renderBuff = 0;
}
- gbuffer->SetRenderBuff(renderBuff);
+ if (gbuffer)
+ gbuffer->SetRenderBuff(renderBuff);
break;
}
@@ -512,7 +542,10 @@ void Render::InitEvents() {
listener.RegisterHandler("PlayerConnected", [this](const Event&) {
stateString = "Loading terrain...";
- world = std::make_unique<RendererWorld>(gbuffer->GetGeometryTarget());
+ world = std::make_unique<RendererWorld>(
+ Settings::ReadBool("deffered", false) ? gbuffer->GetGeometryTarget() : fbTarget,
+ Settings::ReadBool("deffered", false)
+ );
world->MaxRenderingDistance = Settings::ReadDouble("renderDistance", 2.0f);
PUSH_EVENT("UpdateSectionsRender", 0);
});
diff --git a/src/Render.hpp b/src/Render.hpp
index 8bdcd63..944a4cb 100644
--- a/src/Render.hpp
+++ b/src/Render.hpp
@@ -39,6 +39,9 @@ class Render {
std::shared_ptr<Gal::Pipeline> fbPipeline;
std::shared_ptr<Gal::PipelineInstance> fbPipelineInstance;
std::shared_ptr<Gal::Buffer> fbBuffer;
+ std::shared_ptr<Gal::Framebuffer> fbTarget;
+ std::shared_ptr<Gal::Texture> fbTextureColor;
+ std::shared_ptr<Gal::Texture> fbTextureDepthStencil;
std::unique_ptr<Gbuffer> gbuffer;
EventListener listener;
std::string stateString;
diff --git a/src/RendererWorld.cpp b/src/RendererWorld.cpp
index 2108ba6..b5120c2 100644
--- a/src/RendererWorld.cpp
+++ b/src/RendererWorld.cpp
@@ -152,7 +152,7 @@ void RendererWorld::UpdateAllSections(VectorF playerPos) {
}
}
-RendererWorld::RendererWorld(std::shared_ptr<Gal::Framebuffer> target) {
+RendererWorld::RendererWorld(std::shared_ptr<Gal::Framebuffer> target, bool defferedShading) {
OPTICK_EVENT();
MaxRenderingDistance = 2;
numOfWorkers = _max(1, (signed int) std::thread::hardware_concurrency() - 2);
@@ -161,7 +161,7 @@ RendererWorld::RendererWorld(std::shared_ptr<Gal::Framebuffer> target) {
globalTimeStart = std::chrono::high_resolution_clock::now();
- PrepareRender(target);
+ PrepareRender(target, defferedShading);
listener->RegisterHandler("DeleteSectionRender", [this](const Event& eventData) {
OPTICK_EVENT("EV_DeleteSectionRender");
@@ -407,13 +407,14 @@ void RendererWorld::Render(float screenRatio) {
DebugInfo::renderFaces = renderedFaces;
}
-void RendererWorld::PrepareRender(std::shared_ptr<Gal::Framebuffer> target) {
+void RendererWorld::PrepareRender(std::shared_ptr<Gal::Framebuffer> target, bool defferedShading) {
std::string sectionVertexSource, sectionPixelSource;
{
auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/face");
sectionVertexSource = std::string((char*)vertAsset->data.data(), (char*)vertAsset->data.data() + vertAsset->data.size());
- auto pixelAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/face");
+ auto pixelAsset = defferedShading ? AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/face") :
+ AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/fwd_face");
sectionPixelSource = std::string((char*)pixelAsset->data.data(), (char*)pixelAsset->data.data() + pixelAsset->data.size());
}
@@ -422,7 +423,8 @@ void RendererWorld::PrepareRender(std::shared_ptr<Gal::Framebuffer> target) {
auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/entity");
entitiesVertexSource = std::string((char*)vertAsset->data.data(), (char*)vertAsset->data.data() + vertAsset->data.size());
- auto pixelAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/entity");
+ auto pixelAsset = defferedShading ? AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/entity") :
+ AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/fwd_entity");
entitiesPixelSource = std::string((char*)pixelAsset->data.data(), (char*)pixelAsset->data.data() + pixelAsset->data.size());
}
@@ -431,7 +433,8 @@ void RendererWorld::PrepareRender(std::shared_ptr<Gal::Framebuffer> target) {
auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/sky");
skyVertexSource = std::string((char*)vertAsset->data.data(), (char*)vertAsset->data.data() + vertAsset->data.size());
- auto pixelAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/sky");
+ auto pixelAsset = defferedShading ? AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/sky") :
+ AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/fwd_sky");
skyPixelSource = std::string((char*)pixelAsset->data.data(), (char*)pixelAsset->data.data() + pixelAsset->data.size());
}
diff --git a/src/RendererWorld.hpp b/src/RendererWorld.hpp
index a6fca06..184323d 100644
--- a/src/RendererWorld.hpp
+++ b/src/RendererWorld.hpp
@@ -55,11 +55,11 @@ class RendererWorld {
std::shared_ptr<Gal::PipelineInstance> skyPipelineInstance;
std::shared_ptr<Gal::Buffer> skyBuffer;
public:
- RendererWorld(std::shared_ptr<Gal::Framebuffer> target);
+ RendererWorld(std::shared_ptr<Gal::Framebuffer> target, bool defferedShading);
~RendererWorld();
void Render(float screenRatio);
- void PrepareRender(std::shared_ptr<Gal::Framebuffer> target);
+ void PrepareRender(std::shared_ptr<Gal::Framebuffer> target, bool defferedShading);
double MaxRenderingDistance;