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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2021-07-04 14:30:34 +0200
committerGitHub <noreply@github.com>2021-07-04 14:30:34 +0200
commit3091850909b584763443168a0cb93e40fd3a3a74 (patch)
tree7cff68c0b54a7f05cef018124d9f213fa9150af7 /src
parentMerge pull request #63 from LaG1924/ftr/cmake-minor-improvements (diff)
parentTint calculation moved to vertex shader (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/AssetManager.cpp2
-rw-r--r--src/RendererSection.cpp172
-rw-r--r--src/RendererSection.hpp13
-rw-r--r--src/RendererSectionData.cpp39
-rw-r--r--src/RendererSectionData.hpp17
5 files changed, 97 insertions, 146 deletions
diff --git a/src/AssetManager.cpp b/src/AssetManager.cpp
index 63dc596..5f24404 100644
--- a/src/AssetManager.cpp
+++ b/src/AssetManager.cpp
@@ -598,7 +598,7 @@ void ParseBlockModels() {
parsedFace.layer = texture.layer;
parsedFace.frames = textureFrames;
if (face.second.tintIndex)
- parsedFace.color = glm::vec3(0.275, 0.63, 0.1);
+ parsedFace.color = glm::vec3(0.486, 0.745, 0.423);
else
parsedFace.color = glm::vec3(0, 0, 0);
diff --git a/src/RendererSection.cpp b/src/RendererSection.cpp
index d797771..cc58676 100644
--- a/src/RendererSection.cpp
+++ b/src/RendererSection.cpp
@@ -1,5 +1,7 @@
#include "RendererSection.hpp"
+#include <cstddef>
+
#include <easylogging++.h>
#include <optick.h>
@@ -7,118 +9,74 @@
#include "Renderer.hpp"
#include "RendererSectionData.hpp"
-const GLfloat vertices[] = {
- 0, 0, 0,
- 1, 0, 1,
- 1, 0, 0,
-
- 0, 0, 0,
- 0, 0, 1,
- 1, 0, 1,
-};
-
-const GLfloat uv_coords[] = {
- 0.0f, 0.0f,
- 1.0f, 1.0f,
- 0.0f, 1.0f,
-
- 0.0f, 0.0f,
- 1.0f, 0.0f,
- 1.0f, 1.0f,
-};
-
-const GLuint magicUniqueConstant = 88375;
-GLuint RendererSection::VboVertices = magicUniqueConstant;
-GLuint RendererSection::VboUvs = magicUniqueConstant;
-
RendererSection::RendererSection(const RendererSectionData &data) {
OPTICK_EVENT();
- if (VboVertices == magicUniqueConstant) {
- glGenBuffers(1, &VboVertices);
- glGenBuffers(1, &VboUvs);
-
- //Cube vertices
- glBindBuffer(GL_ARRAY_BUFFER, VboVertices);
- glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
-
- //Cube UVs
- glBindBuffer(GL_ARRAY_BUFFER, VboUvs);
- glBufferData(GL_ARRAY_BUFFER, sizeof(uv_coords), uv_coords, GL_STATIC_DRAW);
-
- LOG(INFO) << "Created VBOs with vertices (" << VboVertices << ") and UVs (" << VboUvs
- << ") for faces";
- }
glGenVertexArrays(1, &Vao);
-
- glGenBuffers(VBOCOUNT, Vbo);
+
+ glGenBuffers(1, &Vbo);
+ glBindBuffer(GL_ARRAY_BUFFER, Vbo);
glBindVertexArray(Vao);
{
//Cube vertices
GLuint VertAttribPos = 0;
- glBindBuffer(GL_ARRAY_BUFFER, VboVertices);
- glVertexAttribPointer(VertAttribPos, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), nullptr);
+ glVertexAttribPointer(VertAttribPos, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[0]));
glEnableVertexAttribArray(VertAttribPos);
+ glVertexAttribDivisor(VertAttribPos, 1);
- //Cube UVs
- GLuint UvAttribPos = 2;
- glBindBuffer(GL_ARRAY_BUFFER, VboUvs);
- glVertexAttribPointer(UvAttribPos, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(GLfloat), nullptr);
- glEnableVertexAttribArray(UvAttribPos);
+ 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);
- //Textures
- GLuint textureAttribPos = 7;
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[TEXTURES]);
- glVertexAttribPointer(textureAttribPos, 4, GL_FLOAT, GL_FALSE, 4 * sizeof(GLfloat), nullptr);
- glEnableVertexAttribArray(textureAttribPos);
- glVertexAttribDivisor(textureAttribPos, 1);
+ glVertexAttribPointer(VertAttribPos + 3, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, positions[3]));
+ glEnableVertexAttribArray(VertAttribPos + 3);
+ glVertexAttribDivisor(VertAttribPos + 3, 1);
glCheckError();
- //TextureLayers
- GLuint layerAttribPos = 14;
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[LAYERS]);
- glVertexAttribPointer(layerAttribPos, 1, GL_FLOAT, GL_FALSE, sizeof(GLfloat), nullptr);
- glEnableVertexAttribArray(layerAttribPos);
- glVertexAttribDivisor(layerAttribPos, 1);
- glCheckError();
-
- //TextureFrames
- GLuint framesAttribPos = 15;
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[FRAMES]);
- glVertexAttribPointer(framesAttribPos, 1, GL_FLOAT, GL_FALSE, sizeof(GLfloat), nullptr);
- glEnableVertexAttribArray(framesAttribPos);
- glVertexAttribDivisor(framesAttribPos, 1);
- glCheckError();
-
- //Blocks models
- GLuint matAttribPos = 8;
- size_t sizeOfMat4 = 4 * 4 * sizeof(GLfloat);
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[MODELS]);
- glVertexAttribPointer(matAttribPos + 0, 4, GL_FLOAT, GL_FALSE, sizeOfMat4, nullptr);
- glVertexAttribPointer(matAttribPos + 1, 4, GL_FLOAT, GL_FALSE, sizeOfMat4, (void *)(1 * 4 * sizeof(GLfloat)));
- glVertexAttribPointer(matAttribPos + 2, 4, GL_FLOAT, GL_FALSE, sizeOfMat4, (void *)(2 * 4 * sizeof(GLfloat)));
- glVertexAttribPointer(matAttribPos + 3, 4, GL_FLOAT, GL_FALSE, sizeOfMat4, (void *)(3 * 4 * sizeof(GLfloat)));
- glEnableVertexAttribArray(matAttribPos + 0);
- glEnableVertexAttribArray(matAttribPos + 1);
- glEnableVertexAttribArray(matAttribPos + 2);
- glEnableVertexAttribArray(matAttribPos + 3);
- glVertexAttribDivisor(matAttribPos + 0, 1);
- glVertexAttribDivisor(matAttribPos + 1, 1);
- glVertexAttribDivisor(matAttribPos + 2, 1);
- glVertexAttribDivisor(matAttribPos + 3, 1);
+ //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 = 12;
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[COLORS]);
- glVertexAttribPointer(colorAttribPos, 3, GL_FLOAT, GL_FALSE, 3 * sizeof(GLfloat), nullptr);
+ GLuint colorAttribPos = 10;
+ glVertexAttribPointer(colorAttribPos, 3, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, colors));
glEnableVertexAttribArray(colorAttribPos);
glVertexAttribDivisor(colorAttribPos, 1);
//Light
- GLuint lightAttribPos = 13;
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[LIGHTS]);
- glVertexAttribPointer(lightAttribPos, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(GLfloat), nullptr);
+ GLuint lightAttribPos = 11;
+ glVertexAttribPointer(lightAttribPos, 2, GL_FLOAT, GL_FALSE, sizeof(VertexData), (void*)offsetof(VertexData, lights));
glEnableVertexAttribArray(lightAttribPos);
glVertexAttribDivisor(lightAttribPos, 1);
@@ -139,13 +97,7 @@ RendererSection::~RendererSection() {
if (Vao != 0)
glDeleteVertexArrays(1, &Vao);
- for (int i = 0; i < VBOCOUNT; i++)
- if (Vbo[i] != 0) {
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[i]);
- glBufferData(GL_ARRAY_BUFFER, 0, 0, GL_STATIC_DRAW);
- }
-
- glDeleteBuffers(VBOCOUNT, Vbo);
+ glDeleteBuffers(1, &Vbo);
}
void swap(RendererSection & lhs, RendererSection & rhs) {
@@ -159,7 +111,7 @@ void swap(RendererSection & lhs, RendererSection & rhs) {
void RendererSection::Render(RenderState &renderState) {
OPTICK_EVENT();
renderState.SetActiveVao(Vao);
- glDrawArraysInstanced(GL_TRIANGLES, 0, 6, numOfFaces);
+ glDrawArraysInstanced(GL_TRIANGLE_FAN, 0, 4, numOfFaces);
glCheckError();
}
@@ -173,28 +125,14 @@ size_t RendererSection::GetHash() {
void RendererSection::UpdateData(const RendererSectionData & data) {
OPTICK_EVENT();
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[TEXTURES]);
- glBufferData(GL_ARRAY_BUFFER, data.textures.size() * sizeof(glm::vec4), data.textures.data(), GL_DYNAMIC_DRAW);
-
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[LAYERS]);
- glBufferData(GL_ARRAY_BUFFER, data.textureLayers.size() * 1* sizeof(GLfloat), data.textureLayers.data(), GL_DYNAMIC_DRAW);
-
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[FRAMES]);
- glBufferData(GL_ARRAY_BUFFER, data.textureFrames.size() * 1 * sizeof(GLfloat), data.textureFrames.data(), GL_DYNAMIC_DRAW);
-
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[MODELS]);
- glBufferData(GL_ARRAY_BUFFER, data.models.size() * sizeof(glm::mat4), data.models.data(), GL_DYNAMIC_DRAW);
-
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[COLORS]);
- glBufferData(GL_ARRAY_BUFFER, data.colors.size() * sizeof(glm::vec3), data.colors.data(), GL_DYNAMIC_DRAW);
- glBindBuffer(GL_ARRAY_BUFFER, Vbo[LIGHTS]);
- glBufferData(GL_ARRAY_BUFFER, data.lights.size() * sizeof(glm::vec2), data.lights.data(), GL_DYNAMIC_DRAW);
+ 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();
- numOfFaces = data.textures.size();
+ numOfFaces = data.vertices.size();
sectionPos = data.sectionPos;
hash = data.hash;
}
diff --git a/src/RendererSection.hpp b/src/RendererSection.hpp
index 29b5db1..3ea1fec 100644
--- a/src/RendererSection.hpp
+++ b/src/RendererSection.hpp
@@ -9,20 +9,9 @@ class RenderState;
class RendererSectionData;
class RendererSection {
- enum Vbos {
- MODELS = 0,
- TEXTURES,
- LAYERS,
- FRAMES,
- COLORS,
- LIGHTS,
- VBOCOUNT,
- };
GLuint Vao = { 0 };
- GLuint Vbo[VBOCOUNT] = { 0 };
+ GLuint Vbo = { 0 };
- static GLuint VboVertices, VboUvs;
-
size_t hash;
Vector sectionPos;
diff --git a/src/RendererSectionData.cpp b/src/RendererSectionData.cpp
index 69ed665..2588fd6 100644
--- a/src/RendererSectionData.cpp
+++ b/src/RendererSectionData.cpp
@@ -15,6 +15,15 @@ inline const BlockId& GetBlockId(int x, int y, int z, const std::array<BlockId,
return blockIdData[y * 256 + z * 16 + x];
}
+glm::vec2 TransformTextureCoord(glm::vec4 TextureAtlasCoords, glm::vec2 UvCoords, float frames) {
+ float x = TextureAtlasCoords.x;
+ float y = TextureAtlasCoords.y;
+ float w = TextureAtlasCoords.z;
+ float h = TextureAtlasCoords.w / frames;
+ glm::vec2 transformed = glm::vec2(x, 1 - y - h) + UvCoords * glm::vec2(w, h);
+ return transformed;
+}
+
void AddFacesByBlockModel(RendererSectionData &data, const BlockFaces &model, const glm::mat4 &transform, bool visibility[FaceDirection::none], BlockLightness light, BlockLightness skyLight) {
for (const auto &face : model.faces) {
glm::vec2 lightness;
@@ -37,12 +46,25 @@ void AddFacesByBlockModel(RendererSectionData &data, const BlockFaces &model, co
continue;
lightness = glm::vec2(light.face[faceDirection], skyLight.face[faceDirection]);
}
- data.models.push_back(transform * model.transform * face.transform);
- data.textures.push_back(face.texture);
- data.textureLayers.push_back(face.layer);
- data.textureFrames.push_back(face.frames);
- data.lights.push_back(lightness);
- data.colors.push_back(face.color);
+
+ data.vertices.emplace_back();
+ VertexData& vertexData = data.vertices.back();
+
+ glm::mat4 transformed = transform * model.transform * face.transform;
+ vertexData.positions[0] = transformed * glm::vec4(0, 0, 0, 1);
+ vertexData.positions[1] = transformed * glm::vec4(0, 0, 1, 1);
+ vertexData.positions[2] = transformed * glm::vec4(1, 0, 1, 1);
+ vertexData.positions[3] = transformed * glm::vec4(1, 0, 0, 1);
+
+ vertexData.uvs[0] = TransformTextureCoord(face.texture, glm::vec2(0, 0), face.frames);
+ vertexData.uvs[1] = TransformTextureCoord(face.texture, glm::vec2(1, 0), face.frames);
+ vertexData.uvs[2] = TransformTextureCoord(face.texture, glm::vec2(1, 1), face.frames);
+ vertexData.uvs[3] = TransformTextureCoord(face.texture, glm::vec2(0, 1), face.frames);
+
+ vertexData.uvLayers = face.layer;
+ vertexData.animations = face.frames;
+ vertexData.colors = face.color;
+ vertexData.lights = lightness;
}
}
@@ -135,10 +157,7 @@ RendererSectionData ParseSection(const SectionsData &sections) {
}
}
}
- data.textures.shrink_to_fit();
- data.textureLayers.shrink_to_fit();
- data.models.shrink_to_fit();
- data.colors.shrink_to_fit();
+ data.vertices.shrink_to_fit();
return data;
}
diff --git a/src/RendererSectionData.hpp b/src/RendererSectionData.hpp
index cedb51b..edd2992 100644
--- a/src/RendererSectionData.hpp
+++ b/src/RendererSectionData.hpp
@@ -30,13 +30,18 @@ struct SectionsData {
BlockLightness GetSkyLight(const Vector &pos) const;
};
+struct VertexData {
+ glm::vec3 positions[4];
+ glm::vec2 uvs[4];
+ float uvLayers;
+ float animations;
+ glm::vec3 colors;
+ glm::vec2 lights;
+ uint8_t padding[20];
+};
+
struct RendererSectionData {
- std::vector<glm::mat4> models;
- std::vector<glm::vec4> textures;
- std::vector<float> textureLayers;
- std::vector<float> textureFrames;
- std::vector<glm::vec3> colors;
- std::vector<glm::vec2> lights;
+ std::vector<VertexData> vertices;
size_t hash = 0;
Vector sectionPos;
bool forced = false;