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-rw-r--r--src/Gal.hpp12
-rw-r--r--src/GalOgl.cpp86
-rw-r--r--src/RendererSection.cpp103
-rw-r--r--src/RendererSection.hpp13
-rw-r--r--src/RendererWorld.cpp49
-rw-r--r--src/RendererWorld.hpp2
6 files changed, 148 insertions, 117 deletions
diff --git a/src/Gal.hpp b/src/Gal.hpp
index 06850ea..8089fd3 100644
--- a/src/Gal.hpp
+++ b/src/Gal.hpp
@@ -77,9 +77,17 @@ namespace Gal {
Clamp,
};
+ enum class Primitive {
+ Triangle,
+ TriangleStrip,
+ TriangleFan,
+ };
+
struct VertexAttribute {
std::string name;
Type type;
+ size_t count = 1;
+ size_t instances = 0;
};
Impl* GetImplementation();
@@ -165,6 +173,8 @@ namespace Gal {
virtual void SetTarget(std::shared_ptr<Framebuffer> target) = 0;
+ virtual void SetPrimitive(Primitive primitive) = 0;
+
virtual std::shared_ptr<BufferBinding> BindVertexBuffer(std::vector<VertexAttribute> &&bufferLayout) = 0;
virtual std::shared_ptr<BufferBinding> BindIndexBuffer() = 0;
@@ -212,6 +222,8 @@ namespace Gal {
virtual void Activate() = 0;
virtual void Render(size_t offset = 0, size_t count = -1) = 0;
+
+ virtual void SetInstancesCount(size_t count) = 0;
};
struct Framebuffer {
diff --git a/src/GalOgl.cpp b/src/GalOgl.cpp
index 7a662e8..0452cab 100644
--- a/src/GalOgl.cpp
+++ b/src/GalOgl.cpp
@@ -2,6 +2,7 @@
#include <easylogging++.h>
#include <GL/glew.h>
+#include <glm/gtc/type_ptr.hpp>
#include "Utility.hpp"
@@ -341,7 +342,7 @@ public:
std::map<std::string, Type> shaderParameters;
std::shared_ptr<Framebuffer> targetFb;
std::vector<std::vector<VertexAttribute>> vertexBuffers;
-
+ Primitive vertexPrimitive = Primitive::Triangle;
public:
virtual void SetVertexShader(std::shared_ptr<Shader> shader) override {
vertexShader = std::static_pointer_cast<ShaderOgl,Shader>(shader);
@@ -359,6 +360,10 @@ public:
targetFb = target;
}
+ virtual void SetPrimitive(Primitive primitive) override {
+ vertexPrimitive = primitive;
+ }
+
virtual std::shared_ptr<BufferBinding> BindVertexBuffer(std::vector<VertexAttribute> &&bufferLayout) override {
auto binding = std::make_shared<BufferBindingOgl>(vertexBuffers.size());
vertexBuffers.push_back(bufferLayout);
@@ -375,6 +380,9 @@ public:
class PipelineInstanceOgl : public PipelineInstance {
public:
GLuint vao;
+ bool useIndex = false;
+ Primitive primitive;
+ size_t instances = 0;
virtual void Activate() override {
glBindVertexArray(vao);
@@ -382,9 +390,44 @@ public:
}
virtual void Render(size_t offset = 0, size_t count = -1) override {
- glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_INT, 0);
+ GLenum vertexMode;
+ switch (primitive) {
+ case Primitive::Triangle:
+ vertexMode = GL_TRIANGLES;
+ break;
+ case Primitive::TriangleFan:
+ vertexMode = GL_TRIANGLE_FAN;
+ break;
+ case Primitive::TriangleStrip:
+ vertexMode = GL_TRIANGLE_STRIP;
+ break;
+ default:
+ vertexMode = GL_TRIANGLES;
+ }
+
+ if (useIndex) {
+ if (instances) {
+ glDrawElementsInstanced(vertexMode, instances, GL_UNSIGNED_INT, nullptr, instances);
+ }
+ else {
+ glDrawElements(vertexMode, count, GL_UNSIGNED_INT, nullptr);
+ }
+ }
+ else {
+ if (instances) {
+ glDrawArraysInstanced(vertexMode, offset, instances, count);
+ }
+ else {
+ glDrawArrays(vertexMode, offset, count);
+ }
+ }
+
glCheckError();
}
+
+ virtual void SetInstancesCount(size_t count) override {
+ instances = count;
+ }
};
class PipelineOgl : public Pipeline {
@@ -398,8 +441,10 @@ public:
size_t count;
size_t stride;
size_t offset;
+ size_t instances;
};
std::vector<VertexBindingCommand> vertexBindCmds;
+ Primitive primitive;
virtual void Activate() override {
glUseProgram(program);
@@ -417,6 +462,8 @@ public:
virtual std::shared_ptr<PipelineInstance> CreateInstance(std::vector<std::pair<std::shared_ptr<BufferBinding>, std::shared_ptr<Buffer>>>&& buffers) override {
auto instance = std::make_shared<PipelineInstanceOgl>();
+ instance->primitive = primitive;
+
size_t indexBuffer = BufferBindingOgl::indexValue;
std::map<size_t, size_t> bufferBindingId;
@@ -455,10 +502,15 @@ public:
glCheckError();
glEnableVertexAttribArray(cmd.location);
glCheckError();
+ if (cmd.instances) {
+ glVertexAttribDivisor(cmd.location, cmd.instances);
+ glCheckError();
+ }
}
if (indexBuffer != BufferBindingOgl::indexValue) {
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBuffer);
+ instance->useIndex = true;
}
glBindVertexArray(0);
@@ -543,6 +595,7 @@ public:
virtual void SetShaderParameter(std::string_view name, glm::mat4 value) override {
Activate();
+ glUniformMatrix4fv(shaderParameters.at(std::string(name)), 1, GL_FALSE, glm::value_ptr(value));
glCheckError();
}
};
@@ -666,6 +719,8 @@ public:
auto pipeline = std::make_shared<PipelineOgl>();
auto config = std::static_pointer_cast<PipelineConfigOgl, PipelineConfig>(pipelineConfig);
+ pipeline->primitive = config->vertexPrimitive;
+
//Shader compilation
bool vertexFailed = false, pixelFailed = false, linkFailed = false;
@@ -757,9 +812,9 @@ public:
for (const auto& buffer : config->vertexBuffers) {
size_t vertexSize = 0;
size_t cmdOffset = pipeline->vertexBindCmds.size();
- for (const auto& [name, type] : buffer) {
+ for (const auto& [name, type, count, instances] : buffer) {
if (name.empty()) {
- vertexSize += GalTypeGetSize(type);
+ vertexSize += GalTypeGetSize(type) * count;
continue;
}
@@ -772,16 +827,19 @@ public:
size_t attribSize = GalTypeGetSize(type);
- pipeline->vertexBindCmds.push_back({
- bufferId,
- static_cast<size_t>(location),
- GalTypeGetComponentGlType(type),
- GalTypeGetComponents(type),
- vertexSize,
- 0
- });
-
- vertexSize += attribSize;
+ for (size_t i = 0; i < count; i++) {
+ pipeline->vertexBindCmds.push_back({
+ bufferId,
+ static_cast<size_t>(location + i),
+ GalTypeGetComponentGlType(type),
+ GalTypeGetComponents(type),
+ vertexSize,
+ 0,
+ instances,
+ });
+
+ vertexSize += attribSize;
+ }
}
for (size_t i = cmdOffset; i < pipeline->vertexBindCmds.size(); i++)
diff --git a/src/RendererSection.cpp b/src/RendererSection.cpp
index cc58676..429a8bd 100644
--- a/src/RendererSection.cpp
+++ b/src/RendererSection.cpp
@@ -6,84 +6,19 @@
#include <optick.h>
#include "Utility.hpp"
-#include "Renderer.hpp"
#include "RendererSectionData.hpp"
-RendererSection::RendererSection(const RendererSectionData &data) {
+
+RendererSection::RendererSection(const RendererSectionData& data, std::shared_ptr<Gal::Pipeline> pipeline, std::shared_ptr<Gal::BufferBinding> bufferBinding) {
OPTICK_EVENT();
- glGenVertexArrays(1, &Vao);
-
- glGenBuffers(1, &Vbo);
- glBindBuffer(GL_ARRAY_BUFFER, Vbo);
-
- glBindVertexArray(Vao);
- {
- //Cube vertices
- GLuint VertAttribPos = 0;
- glVertexAttribPointer(VertAttribPos, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[0]));
- glEnableVertexAttribArray(VertAttribPos);
- glVertexAttribDivisor(VertAttribPos, 1);
-
- glVertexAttribPointer(VertAttribPos + 1, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[1]));
- glEnableVertexAttribArray(VertAttribPos + 1);
- glVertexAttribDivisor(VertAttribPos + 1, 1);
-
- glVertexAttribPointer(VertAttribPos + 2, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[2]));
- glEnableVertexAttribArray(VertAttribPos + 2);
- glVertexAttribDivisor(VertAttribPos + 2, 1);
-
- glVertexAttribPointer(VertAttribPos + 3, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[3]));
- glEnableVertexAttribArray(VertAttribPos + 3);
- glVertexAttribDivisor(VertAttribPos + 3, 1);
- glCheckError();
-
- //Cube uvs
- GLuint UvAttribPos = 4;
- glVertexAttribPointer(UvAttribPos, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, uvs[0]));
- glEnableVertexAttribArray(UvAttribPos);
- glVertexAttribDivisor(UvAttribPos, 1);
-
- glVertexAttribPointer(UvAttribPos + 1, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, uvs[1]));
- glEnableVertexAttribArray(UvAttribPos + 1);
- glVertexAttribDivisor(UvAttribPos + 1, 1);
-
- glVertexAttribPointer(UvAttribPos + 2, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, uvs[2]));
- glEnableVertexAttribArray(UvAttribPos + 2);
- glVertexAttribDivisor(UvAttribPos + 2, 1);
-
- glVertexAttribPointer(UvAttribPos + 3, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, uvs[3]));
- glEnableVertexAttribArray(UvAttribPos + 3);
- glVertexAttribDivisor(UvAttribPos + 3, 1);
-
- //Uv Layer
- GLuint uvLayerAttribPos = 8;
- glVertexAttribPointer(uvLayerAttribPos, 1, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, uvLayers));
- glEnableVertexAttribArray(uvLayerAttribPos);
- glVertexAttribDivisor(uvLayerAttribPos, 1);
-
- //Animation
- GLuint animationAttribPos = 9;
- glVertexAttribPointer(animationAttribPos, 1, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, animations));
- glEnableVertexAttribArray(animationAttribPos);
- glVertexAttribDivisor(animationAttribPos, 1);
-
- //Color
- GLuint colorAttribPos = 10;
- glVertexAttribPointer(colorAttribPos, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, colors));
- glEnableVertexAttribArray(colorAttribPos);
- glVertexAttribDivisor(colorAttribPos, 1);
-
- //Light
- GLuint lightAttribPos = 11;
- glVertexAttribPointer(lightAttribPos, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, lights));
- glEnableVertexAttribArray(lightAttribPos);
- glVertexAttribDivisor(lightAttribPos, 1);
-
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- }
- glBindVertexArray(0);
- glCheckError();
+ auto gal = Gal::GetImplementation();
+ buffer = gal->CreateBuffer();
+
+ pipelineInstance = pipeline->CreateInstance({
+ {bufferBinding, buffer}
+ });
+ pipelineInstance->SetInstancesCount(4);
UpdateData(data);
}
@@ -94,25 +29,21 @@ RendererSection::RendererSection(RendererSection && other) {
}
RendererSection::~RendererSection() {
- if (Vao != 0)
- glDeleteVertexArrays(1, &Vao);
- glDeleteBuffers(1, &Vbo);
}
void swap(RendererSection & lhs, RendererSection & rhs) {
- std::swap(lhs.Vbo, rhs.Vbo);
- std::swap(lhs.Vao, rhs.Vao);
+ std::swap(lhs.pipelineInstance, rhs.pipelineInstance);
+ std::swap(lhs.buffer, rhs.buffer);
std::swap(lhs.hash, rhs.hash);
std::swap(lhs.numOfFaces, rhs.numOfFaces);
std::swap(lhs.sectionPos, rhs.sectionPos);
}
-void RendererSection::Render(RenderState &renderState) {
+void RendererSection::Render() {
OPTICK_EVENT();
- renderState.SetActiveVao(Vao);
- glDrawArraysInstanced(GL_TRIANGLE_FAN, 0, 4, numOfFaces);
- glCheckError();
+ pipelineInstance->Activate();
+ pipelineInstance->Render(0, numOfFaces);
}
Vector RendererSection::GetPosition() {
@@ -126,11 +57,7 @@ size_t RendererSection::GetHash() {
void RendererSection::UpdateData(const RendererSectionData & data) {
OPTICK_EVENT();
- glBindBuffer(GL_ARRAY_BUFFER, Vbo);
- glBufferData(GL_ARRAY_BUFFER, data.vertices.size() * sizeof(VertexData), data.vertices.data(), GL_STATIC_DRAW);
-
- glBindBuffer(GL_ARRAY_BUFFER, 0);
- glCheckError();
+ buffer->SetData({ reinterpret_cast<const std::byte*>(data.vertices.data()), reinterpret_cast<const std::byte*>(data.vertices.data() + data.vertices.size())});
numOfFaces = data.vertices.size();
sectionPos = data.sectionPos;
diff --git a/src/RendererSection.hpp b/src/RendererSection.hpp
index 3ea1fec..0a03f44 100644
--- a/src/RendererSection.hpp
+++ b/src/RendererSection.hpp
@@ -1,29 +1,26 @@
#pragma once
-#include <glm/mat4x4.hpp>
-#include <GL/glew.h>
-
#include "Vector.hpp"
+#include "Gal.hpp"
class RenderState;
class RendererSectionData;
class RendererSection {
- GLuint Vao = { 0 };
- GLuint Vbo = { 0 };
-
+ std::shared_ptr<Gal::PipelineInstance> pipelineInstance;
+ std::shared_ptr<Gal::Buffer> buffer;
size_t hash;
Vector sectionPos;
RendererSection(const RendererSection &other) = delete;
public:
- RendererSection(const RendererSectionData &data);
+ RendererSection(const RendererSectionData& data, std::shared_ptr<Gal::Pipeline> pipeline, std::shared_ptr<Gal::BufferBinding> bufferBinding);
RendererSection(RendererSection &&other);
~RendererSection();
- void Render(RenderState &renderState);
+ void Render();
Vector GetPosition();
diff --git a/src/RendererWorld.cpp b/src/RendererWorld.cpp
index 6996762..2764405 100644
--- a/src/RendererWorld.cpp
+++ b/src/RendererWorld.cpp
@@ -188,7 +188,7 @@ RendererWorld::RendererWorld() {
}
it->second.UpdateData(parsing[id].renderer);
} else
- sections.emplace(std::make_pair(parsing[id].renderer.sectionPos, RendererSection(parsing[id].renderer)));
+ sections.emplace(std::make_pair(parsing[id].renderer.sectionPos, RendererSection(parsing[id].renderer, sectionsPipeline, sectionsBufferBinding)));
parsing[id] = RendererWorld::SectionParsing();
});
@@ -401,12 +401,16 @@ void RendererWorld::Render(RenderState & renderState) {
//Render sections
auto rawGlobalTime = (std::chrono::high_resolution_clock::now() - globalTimeStart);
float globalTime = rawGlobalTime.count() / 1000000000.0f;
- Shader *blockShader = AssetManager::GetAsset<AssetShader>("/altcraft/shaders/face")->shader.get();
+ /*Shader* blockShader = AssetManager::GetAsset<AssetShader>("/altcraft/shaders/face")->shader.get();
blockShader->Activate();
blockShader->SetUniform("DayTime", mixLevel);
blockShader->SetUniform("projView", projView);
blockShader->SetUniform("GlobalTime", globalTime);
glCheckError();
+ */
+ sectionsPipeline->Activate();
+ sectionsPipeline->SetShaderParameter("DayTime", mixLevel);
+ sectionsPipeline->SetShaderParameter("projView", projView);
Frustum frustum(projView);
@@ -425,7 +429,7 @@ void RendererWorld::Render(RenderState & renderState) {
culledSections--;
continue;
}
- section.second.Render(renderState);
+ section.second.Render();
renderedFaces += section.second.numOfFaces;
}
DebugInfo::culledSections = culledSections;
@@ -434,10 +438,41 @@ void RendererWorld::Render(RenderState & renderState) {
}
void RendererWorld::PrepareRender() {
- Shader *blockShader = AssetManager::GetAsset<AssetShader>("/altcraft/shaders/face")->shader.get();
- blockShader->Activate();
- blockShader->SetUniform("textureAtlas", 0);
- blockShader->SetUniform("MinLightLevel", 0.2f);
+ 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");
+ sectionPixelSource = std::string((char*)pixelAsset->data.data(), (char*)pixelAsset->data.data() + pixelAsset->data.size());
+ }
+
+ auto gal = Gal::GetImplementation();
+ {
+ auto sectionsPLC = gal->CreatePipelineConfig();
+ sectionsPLC->SetTarget(gal->GetDefaultFramebuffer());
+ sectionsPLC->AddShaderParameter("projView", Gal::Type::Mat4);
+ sectionsPLC->AddShaderParameter("DayTime", Gal::Type::Float);
+ sectionsPLC->AddShaderParameter("GlobalTime", Gal::Type::Float);
+ sectionsPLC->AddShaderParameter("MinLightLevel", Gal::Type::Float);
+ sectionsPLC->AddShaderParameter("textureAtlas", Gal::Type::Int32);
+ sectionsPLC->SetVertexShader(gal->LoadVertexShader(sectionVertexSource));
+ sectionsPLC->SetPixelShader(gal->LoadPixelShader(sectionPixelSource));
+ sectionsPLC->SetPrimitive(Gal::Primitive::TriangleFan);
+ sectionsBufferBinding = sectionsPLC->BindVertexBuffer({
+ {"position", Gal::Type::Vec3, 4, 1},
+ {"uv", Gal::Type::Vec2, 4, 1},
+ {"uvLayer", Gal::Type::Float, 1, 1},
+ {"animation", Gal::Type::Float, 1, 1},
+ {"color", Gal::Type::Vec3, 1, 1},
+ {"light", Gal::Type::Vec2, 1, 1},
+ {"", Gal::Type::Uint8, 20, 1}
+ });
+ sectionsPipeline = gal->BuildPipeline(sectionsPLC);
+ sectionsPipeline->SetShaderParameter("MinLightLevel", 0.2f);
+ sectionsPipeline->SetShaderParameter("textureAtlas", 0);
+ }
+
TextureCoord sunTexture = AssetManager::GetTexture("/minecraft/textures/environment/sun");
TextureCoord moonTexture = AssetManager::GetTexture("/minecraft/textures/environment/moon_phases");
diff --git a/src/RendererWorld.hpp b/src/RendererWorld.hpp
index 85cb736..c0af0dc 100644
--- a/src/RendererWorld.hpp
+++ b/src/RendererWorld.hpp
@@ -44,6 +44,8 @@ class RendererWorld {
std::map<Vector, RendererSection> sections;
void UpdateAllSections(VectorF playerPos);
std::chrono::time_point<std::chrono::high_resolution_clock> globalTimeStart;
+ std::shared_ptr<Gal::Pipeline> sectionsPipeline;
+ std::shared_ptr<Gal::BufferBinding> sectionsBufferBinding;
//Entities
std::vector<RendererEntity> entities;
//Sky
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-31 20:51:50 +0100