light working

This commit is contained in:
Vladislav Khorev 2024-06-09 21:41:54 +03:00
parent d218d158f1
commit d49d09a1e5
4 changed files with 70 additions and 5 deletions

View File

@ -54,11 +54,12 @@ namespace SE
{
std::vector<vec3> PositionData;
std::vector<vec2> TexCoordData;
std::vector<vec3> NormalData;
std::shared_ptr<VAOHolder> vao;
std::shared_ptr<VBOHolder> positionVBO;
std::shared_ptr<VBOHolder> texCoordVBO;
std::shared_ptr<VBOHolder> normalVBO;
void RefreshVBO();
};

View File

@ -119,6 +119,7 @@ bool TLiteModel::LoadModel(const std::string& s)
vertexDataStruct.PositionData = res.VertexArr;
vertexDataStruct.TexCoordData = res.TexCoordArr;
vertexDataStruct.NormalData = res.NormalArr;
vertexDataStruct.RefreshVBO();
/*
@ -237,12 +238,17 @@ void TLiteModel::DrawVBO()
EnableVertexAttribArray("vPosition");
EnableVertexAttribArray("vTexCoord");
EnableVertexAttribArray("vNormal");
//Renderer->DrawTriangleList(TriangleList);
DrawVertexDataStruct(vertexDataStruct);
DisableVertexAttribArray("vPosition");
DisableVertexAttribArray("vNormal");
DisableVertexAttribArray("vTexCoord");
DisableVertexAttribArray("vPosition");
RenderUniform1i(CONST_STRING_NORMALMAPEXISTS_UNIFORM, 1);
@ -267,6 +273,7 @@ void TLiteModel::RotateModel(const mat3& r)
for (cardinal i = 0; i < TriangleCount * 3; i++)
{
vertexDataStruct.PositionData[i] = r * vertexDataStruct.PositionData[i];
vertexDataStruct.NormalData[i] = r * vertexDataStruct.NormalData[i];
//TriangleList.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB][i] = r * TriangleList.Data.Vec3CoordArr[CONST_STRING_POSITION_ATTRIB][i];
//TriangleList.Data.Vec3CoordArr[CONST_STRING_NORMAL_ATTRIB][i] = r * TriangleList.Data.Vec3CoordArr[CONST_STRING_NORMAL_ATTRIB][i];
//TriangleList.Data.Vec3CoordArr[CONST_STRING_TANGENT_ATTRIB][i] = r * TriangleList.Data.Vec3CoordArr[CONST_STRING_TANGENT_ATTRIB][i];

View File

@ -66,17 +66,37 @@ namespace SE
glBufferData(GL_ARRAY_BUFFER, TexCoordData.size() * 8, &TexCoordData[0], GL_STATIC_DRAW);
if (NormalData.size() > 0)
{
if (!normalVBO)
{
normalVBO = std::make_shared<VBOHolder>();
}
glBindBuffer(GL_ARRAY_BUFFER, normalVBO->getBuffer());
glBufferData(GL_ARRAY_BUFFER, NormalData.size() * 12, &NormalData[0], GL_STATIC_DRAW);
}
}
void DrawVertexDataStruct(const VertexDataStruct& vertexDataStruct)
{
static const std::string vTexCoord("vTexCoord");
static const std::string vPosition("vPosition");
static const std::string vNormal("vNormal");
//Check if main thread, check if data is not empty...
glBindBuffer(GL_ARRAY_BUFFER, vertexDataStruct.texCoordVBO->getBuffer());
VertexAttribPointer2fv(vTexCoord, 0, NULL);
if (vertexDataStruct.normalVBO)
{
glBindBuffer(GL_ARRAY_BUFFER, vertexDataStruct.normalVBO->getBuffer());
VertexAttribPointer3fv(vNormal, 0, NULL);
}
glBindBuffer(GL_ARRAY_BUFFER, vertexDataStruct.positionVBO->getBuffer());
VertexAttribPointer3fv(vPosition, 0, NULL);

View File

@ -73,7 +73,7 @@ void TSimpleLandClass::CreateVBO()
vertexDataStruct.PositionData.clear();
vertexDataStruct.TexCoordData.clear();
vertexDataStruct.NormalData.clear();
for (i = 0; i < Height - 1; i++)
{
for (j = 0; j < Width - 1; j++)
@ -98,6 +98,16 @@ void TSimpleLandClass::CreateVBO()
vertexDataStruct.PositionData.push_back(VertexMatrix[k_up].pos);
vertexDataStruct.PositionData.push_back(VertexMatrix[k_right].pos);
vertexDataStruct.NormalData.push_back(VertexMatrix[k].norm);
vertexDataStruct.NormalData.push_back(VertexMatrix[k_right].norm);
vertexDataStruct.NormalData.push_back(VertexMatrix[k_up].norm);
vertexDataStruct.NormalData.push_back(VertexMatrix[k_right_up].norm);
vertexDataStruct.NormalData.push_back(VertexMatrix[k_up].norm);
vertexDataStruct.NormalData.push_back(VertexMatrix[k_right].norm);
vertexDataStruct.TexCoordData.push_back({ tx0, ty0 });
vertexDataStruct.TexCoordData.push_back({ tx1, ty0 });
vertexDataStruct.TexCoordData.push_back({ tx0, ty1 });
@ -361,7 +371,7 @@ bool TSimpleLandClass::LoadFromFile(const std::string& filename)
//Replace old matrices with new
TriangleMatrix.resize(2*(Width-1)*(Height-1));
TriangleMatrix.resize(2*(Width)*(Height));
VertexMatrix = tempVertexMatrix;
UpdateTriangleMatrix();
@ -556,12 +566,15 @@ void TSimpleLandClass::DrawVBO()
EnableVertexAttribArray("vPosition");
EnableVertexAttribArray("vTexCoord");
EnableVertexAttribArray("vNormal");
//Renderer->DrawTriangleList(TriangleList);
DrawVertexDataStruct(vertexDataStruct);
DisableVertexAttribArray("vPosition");
DisableVertexAttribArray("vTexCoord");
DisableVertexAttribArray("vNormal");
/*
@ -876,6 +889,25 @@ void TSimpleLandClass::RecalcNormalVectors()
{
int i,j,ifrom,ito,jfrom,jto;
vec3 v1,v2;
for (i = 1; i < Height-1; i++)
{
for (j = 1; j < Width-1; j++)
{
ifrom = i - 1;
ito = i + 1;
jfrom = j - 1;
jto = j + 1;
v1 = Normalize(VertexMatrix[j + ito * Width].pos - VertexMatrix[j + ifrom * Width].pos);
v2 = Normalize(VertexMatrix[jto + i * Width].pos - VertexMatrix[jfrom + i * Width].pos);
VertexMatrix[j+i*Width].norm = CrossProduct(v2, v1);
}
}
/*
for (i=0;i<Height;i++)
for (j=0;j<Width;j++)
@ -894,7 +926,12 @@ void TSimpleLandClass::RecalcNormalVectors()
VertexMatrix[j+i*Width].tangent = v2;
VertexMatrix[j+i*Width].norm = CrossProduct(v2, v1);
}
if (VertexMatrix[j + i * Width].norm.v[1] < fabs(VertexMatrix[j + i * Width].norm.v[2]))
{
std::cout << "Wait..." << std::endl;
}
}*/
}