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-rw-r--r--cwd/assets/altcraft/shaders/frag/face.fs10
-rw-r--r--cwd/assets/altcraft/shaders/frag/light.fs16
-rw-r--r--cwd/assets/altcraft/shaders/vert/light.vs11
-rw-r--r--src/GalOgl.cpp7
-rw-r--r--src/Render.cpp34
-rw-r--r--src/Render.hpp5
-rw-r--r--src/RenderConfigs.cpp75
-rw-r--r--src/RenderConfigs.hpp38
8 files changed, 165 insertions, 31 deletions
diff --git a/cwd/assets/altcraft/shaders/frag/face.fs b/cwd/assets/altcraft/shaders/frag/face.fs
index 30d44d2..0eb5a21 100644
--- a/cwd/assets/altcraft/shaders/frag/face.fs
+++ b/cwd/assets/altcraft/shaders/frag/face.fs
@@ -5,14 +5,16 @@ in VS_OUT {
vec3 Color;
} fs_in;
-out vec4 fragColor;
+layout (location = 0) out vec4 color;
+layout (location = 1) out vec4 normal;
uniform sampler2DArray textureAtlas;
void main() {
- vec4 color = texture(textureAtlas,fs_in.Texture);
- if (color.a < 0.3)
+ vec4 col = texture(textureAtlas, fs_in.Texture);
+ if (col.a < 0.3)
discard;
- fragColor = vec4(color.rgb * fs_in.Color, 1.0);
+ color = vec4(col.rgb * fs_in.Color, 1.0f);
+ normal = vec4(1.0f - color.r, 1.0f - color.b, 1.0f, 1.0f);
}
diff --git a/cwd/assets/altcraft/shaders/frag/light.fs b/cwd/assets/altcraft/shaders/frag/light.fs
new file mode 100644
index 0000000..480e265
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/frag/light.fs
@@ -0,0 +1,16 @@
+#version 330 core
+
+out vec4 fragColor;
+
+in vec2 uv;
+
+uniform sampler2D color;
+uniform sampler2D normal;
+uniform sampler2D depthStencil;
+
+void main() {
+ vec4 c = texture(color, uv);
+ vec4 n = texture(normal, uv);
+ float d = texture(depthStencil, uv).r;
+ fragColor = vec4(c.r, n.r, d - 0.3f, 1.0f);
+}
diff --git a/cwd/assets/altcraft/shaders/vert/light.vs b/cwd/assets/altcraft/shaders/vert/light.vs
new file mode 100644
index 0000000..f837ebe
--- /dev/null
+++ b/cwd/assets/altcraft/shaders/vert/light.vs
@@ -0,0 +1,11 @@
+#version 330 core
+
+in vec2 pos;
+in vec2 uvPos;
+
+out vec2 uv;
+
+void main() {
+ gl_Position = vec4(pos.x, pos.y, 0.0, 1.0);
+ uv = uvPos;
+}
diff --git a/src/GalOgl.cpp b/src/GalOgl.cpp
index 29e7fc0..c250539 100644
--- a/src/GalOgl.cpp
+++ b/src/GalOgl.cpp
@@ -137,6 +137,7 @@ public:
if (activeTexture[textureUnit] != texture) {
SetTextureUnit(textureUnit);
glBindTexture(type, texture);
+ activeTexture[textureUnit] = texture;
}
glCheckError();
}
@@ -690,6 +691,7 @@ struct FramebufferOgl : public Framebuffer {
size_t vpX = 0, vpY = 0, vpW = 1, vpH = 1;
std::shared_ptr<TextureOgl> depthStencil;
std::vector<std::shared_ptr<TextureOgl>> colors;
+ std::vector<GLenum> attachments;
GlResource fbo;
@@ -853,6 +855,8 @@ struct PipelineOgl : public Pipeline {
oglState.UseProgram(program);
oglState.BindFbo(target->fbo);
oglState.SetViewport(target->vpX, target->vpY, target->vpW, target->vpH);
+ if (target->fbo)
+ glDrawBuffers(target->attachments.size(), target->attachments.data());
for (size_t i = 0; i < staticTextures.size(); i++) {
oglState.BindTexture(staticTextures[i]->type, staticTextures[i]->texture, i);
@@ -1226,6 +1230,7 @@ struct ImplOgl : public Impl {
glUniform1i(location, usedTextureBlocks);
pipeline->staticTextures.push_back(texture);
+ usedTextureBlocks++;
}
glCheckError();
@@ -1299,6 +1304,7 @@ struct ImplOgl : public Impl {
for (auto&& [location, texture] : conf->colors) {
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + location, texture->type, texture->texture, 0);
fb->colors.emplace_back(std::move(texture));
+ fb->attachments.push_back(GL_COLOR_ATTACHMENT0 + location);
}
if (glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE) {
@@ -1315,6 +1321,7 @@ struct ImplOgl : public Impl {
if (!fbDefault)
fbDefault = std::make_shared<FramebufferOgl>();
fbDefault->fbo = GlResource(0, GlResourceType::None);
+ fbDefault->attachments.push_back(GL_COLOR_ATTACHMENT0);
return std::static_pointer_cast<Framebuffer, FramebufferOgl>(fbDefault);
}
diff --git a/src/Render.cpp b/src/Render.cpp
index 02f56ff..96c1ed8 100644
--- a/src/Render.cpp
+++ b/src/Render.cpp
@@ -17,6 +17,7 @@
#include "Plugin.hpp"
#include "Rml.hpp"
#include "Gal.hpp"
+#include "RenderConfigs.hpp"
const std::map<SDL_Keycode, Rml::Input::KeyIdentifier> keyMapping = {
{SDLK_BACKSPACE, Rml::Input::KI_BACK},
@@ -77,9 +78,8 @@ Render::~Render() {
rmlRender.reset();
rmlSystem.reset();
- PluginSystem::Init();
+ PluginSystem::Init();
- framebuffer.reset();
SDL_GL_DeleteContext(glContext);
SDL_DestroyWindow(window);
SDL_Quit();
@@ -137,28 +137,12 @@ 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);
+
auto gal = Gal::GetImplementation();
gal->GetDefaultFramebuffer()->SetViewport(0, 0, width, height);
- auto dsTexConf = gal->CreateTexture2DConfig(scaledW, scaledH, Gal::Format::D24S8);
- dsTexConf->SetMinFilter(Gal::Filtering::Bilinear);
- dsTexConf->SetMaxFilter(Gal::Filtering::Bilinear);
- fbDepthStencil = gal->BuildTexture(dsTexConf);
-
- auto texConf = gal->CreateTexture2DConfig(scaledW, scaledH, Gal::Format::R8G8B8A8);
- texConf->SetMinFilter(Gal::Filtering::Bilinear);
- texConf->SetMaxFilter(Gal::Filtering::Bilinear);
- fbColor = gal->BuildTexture(texConf);
-
- auto fbConf = gal->CreateFramebufferConfig();
- fbConf->SetTexture(0, fbColor);
- fbConf->SetDepthStencil(fbDepthStencil);
-
- framebuffer = gal->BuildFramebuffer(fbConf);
- framebuffer->SetViewport(0, 0, scaledW, scaledH);
- framebuffer->Clear();
-
std::string vertexSource, pixelSource;
{
auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/fbo");
@@ -184,7 +168,7 @@ void Render::PrepareToRendering() {
fbPPC->SetTarget(gal->GetDefaultFramebuffer());
fbPPC->SetVertexShader(gal->LoadVertexShader(vertexSource));
fbPPC->SetPixelShader(gal->LoadPixelShader(pixelSource));
- fbPPC->AddStaticTexture("inputTexture", fbColor);
+ fbPPC->AddStaticTexture("inputTexture", gbuffer->GetFinalTexture());
auto fbColorBB = fbPPC->BindVertexBuffer({
{"Pos", Gal::Type::Vec2},
{"TextureCoords", Gal::Type::Vec2}
@@ -196,7 +180,7 @@ void Render::PrepareToRendering() {
});
if (world)
- world->PrepareRender(framebuffer);
+ world->PrepareRender(gbuffer->GetGeometryTarget());
}
void Render::UpdateKeyboard() {
@@ -221,7 +205,7 @@ void Render::RenderFrame() {
OPTICK_EVENT();
Gal::GetImplementation()->GetDefaultFramebuffer()->Clear();
- framebuffer->Clear();
+ gbuffer->Clear();
if (isWireframe)
Gal::GetImplementation()->SetWireframe(true);
@@ -230,6 +214,8 @@ void Render::RenderFrame() {
if (isWireframe)
Gal::GetImplementation()->SetWireframe(false);
+ gbuffer->Render();
+
fbPipeline->Activate();
fbPipelineInstance->Activate();
fbPipelineInstance->Render(0, 6);
@@ -487,7 +473,7 @@ void Render::InitEvents() {
listener.RegisterHandler("PlayerConnected", [this](const Event&) {
stateString = "Loading terrain...";
- world = std::make_unique<RendererWorld>(framebuffer);
+ world = std::make_unique<RendererWorld>(gbuffer->GetGeometryTarget());
world->MaxRenderingDistance = Settings::ReadDouble("renderDistance", 2.0f);
PUSH_EVENT("UpdateSectionsRender", 0);
});
diff --git a/src/Render.hpp b/src/Render.hpp
index 87494fa..379ca66 100644
--- a/src/Render.hpp
+++ b/src/Render.hpp
@@ -11,6 +11,7 @@
#include "Event.hpp"
#include "Gal.hpp"
+class Gbuffer;
class RendererWorld;
class RmlRenderInterface;
class RmlSystemInterface;
@@ -35,12 +36,10 @@ class Render {
bool HasFocus=true;
float sensetivity = 0.1f;
bool isWireframe = false;
- std::shared_ptr<Gal::Framebuffer> framebuffer;
- std::shared_ptr<Gal::Texture> fbDepthStencil;
- std::shared_ptr<Gal::Texture> fbColor;
std::shared_ptr<Gal::Pipeline> fbPipeline;
std::shared_ptr<Gal::PipelineInstance> fbPipelineInstance;
std::shared_ptr<Gal::Buffer> fbBuffer;
+ std::unique_ptr<Gbuffer> gbuffer;
EventListener listener;
std::string stateString;
std::unique_ptr<RmlRenderInterface> rmlRender;
diff --git a/src/RenderConfigs.cpp b/src/RenderConfigs.cpp
new file mode 100644
index 0000000..ebdbaef
--- /dev/null
+++ b/src/RenderConfigs.cpp
@@ -0,0 +1,75 @@
+#include "RenderConfigs.hpp"
+
+#include "AssetManager.hpp"
+
+Gbuffer::Gbuffer(size_t geomW, size_t geomH, size_t lightW, size_t lightH) {
+ auto gal = Gal::GetImplementation();
+
+ auto colorConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::R8G8B8A8);
+ color = gal->BuildTexture(colorConf);
+
+ auto normalConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::R8G8B8A8);
+ normal = gal->BuildTexture(normalConf);
+
+ auto dsConf = gal->CreateTexture2DConfig(geomW, geomH, Gal::Format::D24S8);
+ depthStencil = gal->BuildTexture(dsConf);
+
+ auto geomFbConf = gal->CreateFramebufferConfig();
+ geomFbConf->SetTexture(0, color);
+ geomFbConf->SetTexture(1, normal);
+ geomFbConf->SetDepthStencil(depthStencil);
+
+ geomFramebuffer = gal->BuildFramebuffer(geomFbConf);
+ geomFramebuffer->SetViewport(0, 0, geomW, geomH);
+
+ auto finalColorConf = gal->CreateTexture2DConfig(lightW, lightH, Gal::Format::R8G8B8A8);
+ finalColor = gal->BuildTexture(finalColorConf);
+
+ auto lightFbConf = gal->CreateFramebufferConfig();
+ lightFbConf->SetTexture(0, finalColor);
+
+ lightFramebuffer = gal->BuildFramebuffer(lightFbConf);
+ lightFramebuffer->SetViewport(0, 0, lightW, lightH);
+
+ std::string vertexSource, pixelSource;
+ {
+ auto vertAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/vert/light");
+ vertexSource = std::string((char*)vertAsset->data.data(), (char*)vertAsset->data.data() + vertAsset->data.size());
+
+ auto pixelAsset = AssetManager::GetAssetByAssetName("/altcraft/shaders/frag/light");
+ pixelSource = std::string((char*)pixelAsset->data.data(), (char*)pixelAsset->data.data() + pixelAsset->data.size());
+ }
+
+ auto lightPPC = gal->CreatePipelineConfig();
+ lightPPC->SetTarget(lightFramebuffer);
+ lightPPC->AddStaticTexture("color", color);
+ lightPPC->AddStaticTexture("normal", normal);
+ lightPPC->AddStaticTexture("depthStencil", depthStencil);
+
+ lightPPC->SetVertexShader(gal->LoadVertexShader(vertexSource));
+ lightPPC->SetPixelShader(gal->LoadPixelShader(pixelSource));
+
+ auto lightBB = lightPPC->BindVertexBuffer({
+ {"pos", Gal::Type::Vec2},
+ {"uvPos", Gal::Type::Vec2}
+ });
+
+ lightPipeline = gal->BuildPipeline(lightPPC);
+
+ constexpr float quadVertices[] = {
+ // pos // uv
+ -1.0f, 1.0f, 0.0f, 1.0f,
+ -1.0f, -1.0f, 0.0f, 0.0f,
+ 1.0f, -1.0f, 1.0f, 0.0f,
+
+ -1.0f, 1.0f, 0.0f, 1.0f,
+ 1.0f, -1.0f, 1.0f, 0.0f,
+ 1.0f, 1.0f, 1.0f, 1.0f
+ };
+ lightBuffer = gal->CreateBuffer();
+ lightBuffer->SetData({ reinterpret_cast<const std::byte*>(quadVertices), reinterpret_cast<const std::byte*>(quadVertices) + sizeof(quadVertices) });
+
+ lightPipelineInstance = lightPipeline->CreateInstance({
+ {lightBB, lightBuffer}
+ });
+}
diff --git a/src/RenderConfigs.hpp b/src/RenderConfigs.hpp
new file mode 100644
index 0000000..6279169
--- /dev/null
+++ b/src/RenderConfigs.hpp
@@ -0,0 +1,38 @@
+#pragma once
+
+#include "Gal.hpp"
+
+class Gbuffer {
+ std::shared_ptr<Gal::Framebuffer> lightFramebuffer;
+ std::shared_ptr<Gal::Buffer> lightBuffer;
+ std::shared_ptr<Gal::Pipeline> lightPipeline;
+ std::shared_ptr<Gal::PipelineInstance> lightPipelineInstance;
+ std::shared_ptr<Gal::Texture> color;
+ std::shared_ptr<Gal::Texture> normal;
+ std::shared_ptr<Gal::Texture> depthStencil;
+ std::shared_ptr<Gal::Framebuffer> geomFramebuffer;
+
+ std::shared_ptr<Gal::Texture> finalColor;
+
+public:
+ Gbuffer(size_t geomW, size_t geomH, size_t lightW, size_t lightH);
+
+ std::shared_ptr<Gal::Framebuffer> GetGeometryTarget() {
+ return geomFramebuffer;
+ }
+
+ std::shared_ptr<Gal::Texture> GetFinalTexture() {
+ return finalColor;
+ }
+
+ void Render() {
+ lightPipeline->Activate();
+ lightPipelineInstance->Activate();
+ lightPipelineInstance->Render(0, 6);
+ }
+
+ void Clear() {
+ geomFramebuffer->Clear();
+ lightFramebuffer->Clear();
+ }
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 04:19:56 +0100