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-rw-r--r--src/Gal.hpp1
-rw-r--r--src/GalOgl.cpp14
-rw-r--r--src/Render.cpp18
-rw-r--r--src/RenderConfigs.cpp62
-rw-r--r--src/RenderConfigs.hpp14
-rw-r--r--src/RendererSectionData.cpp2
-rw-r--r--src/RendererWorld.cpp15
7 files changed, 107 insertions, 19 deletions
diff --git a/src/Gal.hpp b/src/Gal.hpp
index 8d7394a..76db560 100644
--- a/src/Gal.hpp
+++ b/src/Gal.hpp
@@ -63,6 +63,7 @@ namespace Gal {
D24S8,
R8G8B8,
R8G8B8A8,
+ R32G32B32A32F,
};
enum class Filtering {
diff --git a/src/GalOgl.cpp b/src/GalOgl.cpp
index ff43ed8..c7344fe 100644
--- a/src/GalOgl.cpp
+++ b/src/GalOgl.cpp
@@ -311,10 +311,14 @@ GLenum GalTypeGetComponentGlType(Gal::Type type) {
size_t GalFormatGetSize(Format format) {
switch (format) {
+ case Format::D24S8:
+ return 4;
case Format::R8G8B8:
return 3;
case Format::R8G8B8A8:
return 4;
+ case Format::R32G32B32A32F:
+ return 16;
default:
return 0;
}
@@ -329,6 +333,8 @@ GLenum GalFormatGetGlLinearInternalFormat(Format format) {
return GL_RGB8;
case Format::R8G8B8A8:
return GL_RGBA8;
+ case Format::R32G32B32A32F:
+ return GL_RGBA32F;
default:
return 0;
}
@@ -338,11 +344,13 @@ GLenum GalFormatGetGlLinearInternalFormat(Format format) {
GLenum GalFormatGetGlInternalFormat(Format format) {
switch (format) {
case Format::D24S8:
- return GL_DEPTH24_STENCIL8;
+ return 0;
case Format::R8G8B8:
return GL_SRGB;
case Format::R8G8B8A8:
return GL_SRGB_ALPHA;
+ case Format::R32G32B32A32F:
+ return 0;
default:
return 0;
}
@@ -357,6 +365,8 @@ GLenum GalFormatGetGlFormat(Format format) {
return GL_RGB;
case Format::R8G8B8A8:
return GL_RGBA;
+ case Format::R32G32B32A32F:
+ return GL_RGBA;
default:
return 0;
}
@@ -371,6 +381,8 @@ GLenum GalFormatGetGlType(Format format) {
return GL_UNSIGNED_BYTE;
case Format::R8G8B8A8:
return GL_UNSIGNED_BYTE;
+ case Format::R32G32B32A32F:
+ return GL_FLOAT;
default:
return 0;
}
diff --git a/src/Render.cpp b/src/Render.cpp
index 4fc0616..1095148 100644
--- a/src/Render.cpp
+++ b/src/Render.cpp
@@ -1,5 +1,7 @@
#include "Render.hpp"
+#include <random>
+
#include <easylogging++.h>
#include <optick.h>
#include <RmlUi/Core.h>
@@ -146,6 +148,22 @@ void Render::PrepareToRendering() {
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;
+ }
+
std::string vertexSource, pixelSource;
{
auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/fbo");
diff --git a/src/RenderConfigs.cpp b/src/RenderConfigs.cpp
index aad2c59..d185c79 100644
--- a/src/RenderConfigs.cpp
+++ b/src/RenderConfigs.cpp
@@ -1,5 +1,8 @@
#include "RenderConfigs.hpp"
+#include <chrono>
+#include <random>
+
#include "AssetManager.hpp"
std::string LoadShaderCode(std::string_view assetPath) {
@@ -85,7 +88,7 @@ Gbuffer::Gbuffer(size_t geomW, size_t geomH, size_t lightW, size_t lightH) {
colorConf->SetMaxFilter(Gal::Filtering::Bilinear);
color = gal->BuildTexture(colorConf);
- auto normalConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::R8G8B8);
+ auto normalConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::R32G32B32A32F);
normalConf->SetMinFilter(Gal::Filtering::Bilinear);
normalConf->SetMaxFilter(Gal::Filtering::Bilinear);
normal = gal->BuildTexture(normalConf);
@@ -105,30 +108,69 @@ Gbuffer::Gbuffer(size_t geomW, size_t geomH, size_t lightW, size_t lightH) {
dsConf->SetMaxFilter(Gal::Filtering::Bilinear);
depthStencil = gal->BuildTexture(dsConf);
+ auto worldPosConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::R32G32B32A32F);
+ worldPosConf->SetMinFilter(Gal::Filtering::Bilinear);
+ worldPosConf->SetMaxFilter(Gal::Filtering::Bilinear);
+ worldPos = gal->BuildTexture(worldPosConf);
+
auto geomFbConf = gal->CreateFramebufferConfig();
+ geomFbConf->SetDepthStencil(depthStencil);
geomFbConf->SetTexture(0, color);
geomFbConf->SetTexture(1, normal);
- geomFbConf->SetTexture(2, addColor);
- geomFbConf->SetTexture(3, light);
- geomFbConf->SetDepthStencil(depthStencil);
+ geomFbConf->SetTexture(2, worldPos);
+ geomFbConf->SetTexture(3, addColor);
+ geomFbConf->SetTexture(4, light);
geomFramebuffer = gal->BuildFramebuffer(geomFbConf);
geomFramebuffer->SetViewport(0, 0, geomW, geomH);
- std::vector<std::pair<std::string_view, std::shared_ptr<Gal::Texture>>> lightingTexture = {
- {"color", color},
- {"addColor", addColor},
+ auto noiseConf = gal->CreateTexture2DConfig(4, 4, Gal::Format::R32G32B32A32F);
+ noiseConf->SetWrapping(Gal::Wrapping::Repeat);
+ noiseConf->SetMinFilter(Gal::Filtering::Bilinear);
+ noiseConf->SetMaxFilter(Gal::Filtering::Bilinear);
+ ssaoNoise = gal->BuildTexture(noiseConf);
+
+ std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
+ std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+ std::vector<glm::vec4> noiseTexData(16);
+ for (auto& vec : noiseTexData) {
+ vec.x = dis(rng);
+ vec.y = dis(rng);
+ vec.z = 0.0f;
+ vec.w = 0.0f;
+ }
+ ssaoNoise->SetData({ reinterpret_cast<std::byte*>(noiseTexData.data()), reinterpret_cast<std::byte*>(noiseTexData.data() + noiseTexData.size()) });
+
+ std::vector<std::pair<std::string_view, std::shared_ptr<Gal::Texture>>> ssaoTextures = {
{"normal", normal},
- {"light", light},
- {"depthStencil", depthStencil},
+ {"worldPos", worldPos},
+ {"ssaoNoise", ssaoNoise},
};
+ ssaoPass = std::make_unique<PostProcess>(LoadPixelShader("/altcraft/shaders/frag/ssao"),
+ ssaoTextures,
+ std::vector<std::pair<std::string_view, Gal::Type>>{},
+ lightW,
+ lightH,
+ Gal::Format::R8G8B8A8,
+ Gal::Filtering::Bilinear);
+
std::vector<std::pair<std::string_view, Gal::Type>> lightingParameters = {
{"renderBuff", Gal::Type::Int32},
};
+ std::vector<std::pair<std::string_view, std::shared_ptr<Gal::Texture>>> lightingTextures = {
+ {"depthStencil", depthStencil},
+ {"color", color},
+ {"normal", normal},
+ {"worldPos", worldPos},
+ {"addColor", addColor},
+ {"light", light},
+ {"ssao", ssaoPass->GetResultTexture()},
+ };
+
lightingPass = std::make_unique<PostProcess>(LoadPixelShader("/altcraft/shaders/frag/light"),
- lightingTexture,
+ lightingTextures,
lightingParameters,
lightW,
lightH,
diff --git a/src/RenderConfigs.hpp b/src/RenderConfigs.hpp
index 1e6a978..ef4c97d 100644
--- a/src/RenderConfigs.hpp
+++ b/src/RenderConfigs.hpp
@@ -4,7 +4,12 @@
struct GlobalShaderParameters {
glm::mat4 projView;
+ glm::mat4 proj;
+ glm::mat4 view;
glm::uvec2 viewportSize;
+ glm::uint32 paddingFA = 0xFAAFFAFA;
+ glm::uint32 paddingFB = 0xFBFBFBFB;
+ glm::vec4 ssaoKernels[64];
glm::float32 globalTime;
glm::float32 dayTime;
glm::float32 gamma;
@@ -55,12 +60,15 @@ public:
};
class Gbuffer {
+ std::shared_ptr<Gal::Texture> ssaoNoise;
+ std::unique_ptr<PostProcess> ssaoPass;
std::unique_ptr<PostProcess> lightingPass;
+ std::shared_ptr<Gal::Texture> depthStencil;
std::shared_ptr<Gal::Texture> color; //RGB - color
std::shared_ptr<Gal::Texture> normal; //RGB - normal
+ std::shared_ptr<Gal::Texture> worldPos; //RGB - viewSpaceWorldPos
std::shared_ptr<Gal::Texture> addColor; //RGB - addColor
std::shared_ptr<Gal::Texture> light; //R - faceLight, G - skyLight, B - unused
- std::shared_ptr<Gal::Texture> depthStencil;
std::shared_ptr<Gal::Framebuffer> geomFramebuffer;
public:
@@ -75,16 +83,18 @@ public:
}
void Render() {
+ ssaoPass->Render();
lightingPass->Render();
}
void Clear() {
geomFramebuffer->Clear();
+ ssaoPass->Clear();
lightingPass->Clear();
}
int GetMaxRenderBuffers() {
- return 5;
+ return 7;
}
void SetRenderBuff(int renderBuff) {
diff --git a/src/RendererSectionData.cpp b/src/RendererSectionData.cpp
index 0ac901e..45d242c 100644
--- a/src/RendererSectionData.cpp
+++ b/src/RendererSectionData.cpp
@@ -58,7 +58,7 @@ void AddFacesByBlockModel(RendererSectionData &data, const BlockFaces &model, co
vertexData.positions[2] = transformed * glm::vec4(1, 0, 1, 1);
vertexData.positions[3] = transformed * glm::vec4(1, 0, 0, 1);
- vertexData.normal = normal;
+ vertexData.normal = model.transform * face.transform * glm::vec4(normal, 1.0f);
vertexData.uvs[0] = TransformTextureCoord(face.texture, glm::vec2(0, 0), face.frames);
vertexData.uvs[1] = TransformTextureCoord(face.texture, glm::vec2(1, 0), face.frames);
diff --git a/src/RendererWorld.cpp b/src/RendererWorld.cpp
index 846788b..2108ba6 100644
--- a/src/RendererWorld.cpp
+++ b/src/RendererWorld.cpp
@@ -278,15 +278,20 @@ RendererWorld::~RendererWorld() {
void RendererWorld::Render(float screenRatio) {
OPTICK_EVENT();
//Common
- glm::mat4 projection = glm::perspective(
+
+ auto globalSpb = Gal::GetImplementation()->GetGlobalShaderParameters();
+
+ auto& projection = globalSpb->Get<GlobalShaderParameters>()->proj;
+ projection = glm::perspective(
glm::radians(70.0f), screenRatio,
0.1f, 10000000.0f
);
- glm::mat4 view = GetGameState()->GetViewMatrix();
- glm::mat4 projView = projection * view;
- auto globalSpb = Gal::GetImplementation()->GetGlobalShaderParameters();
- globalSpb->Get<GlobalShaderParameters>()->projView = projView;
+ auto& view = globalSpb->Get<GlobalShaderParameters>()->view;
+ view = GetGameState()->GetViewMatrix();
+
+ auto& projView = globalSpb->Get<GlobalShaderParameters>()->projView;
+ projView = projection * view;
//Render Entities
constexpr size_t entitiesVerticesCount = 240;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 08:31:43 +0100