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Improved parallax mapping. Generate heightmaps on the fly.

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This commit is contained in:
RealBadAngel 2015-06-14 21:13:36 +02:00
parent d105bf27dd
commit 43fcfbfe05
11 changed files with 310 additions and 241 deletions
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67
src/mesh.cpp
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@ -94,26 +94,25 @@ scene::IAnimatedMesh* createCubeMesh(v3f scale)
void scaleMesh(scene::IMesh *mesh, v3f scale)
{
if(mesh == NULL)
if (mesh == NULL)
return;
core::aabbox3d<f32> bbox;
bbox.reset(0,0,0);
bbox.reset(0, 0, 0);
u16 mc = mesh->getMeshBufferCount();
for(u16 j=0; j<mc; j++)
{
u32 mc = mesh->getMeshBufferCount();
for (u32 j = 0; j < mc; j++) {
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
u16 vc = buf->getVertexCount();
for(u16 i=0; i<vc; i++)
{
vertices[i].Pos *= scale;
}
const u32 stride = getVertexPitchFromType(buf->getVertexType());
u32 vertex_count = buf->getVertexCount();
u8 *vertices = (u8 *)buf->getVertices();
for (u32 i = 0; i < vertex_count; i++)
((video::S3DVertex *)(vertices + i * stride))->Pos *= scale;
buf->recalculateBoundingBox();
// calculate total bounding box
if(j == 0)
if (j == 0)
bbox = buf->getBoundingBox();
else
bbox.addInternalBox(buf->getBoundingBox());
@ -123,26 +122,25 @@ void scaleMesh(scene::IMesh *mesh, v3f scale)
void translateMesh(scene::IMesh *mesh, v3f vec)
{
if(mesh == NULL)
if (mesh == NULL)
return;
core::aabbox3d<f32> bbox;
bbox.reset(0,0,0);
bbox.reset(0, 0, 0);
u16 mc = mesh->getMeshBufferCount();
for(u16 j=0; j<mc; j++)
{
u32 mc = mesh->getMeshBufferCount();
for (u32 j = 0; j < mc; j++) {
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
u16 vc = buf->getVertexCount();
for(u16 i=0; i<vc; i++)
{
vertices[i].Pos += vec;
}
const u32 stride = getVertexPitchFromType(buf->getVertexType());
u32 vertex_count = buf->getVertexCount();
u8 *vertices = (u8 *)buf->getVertices();
for (u32 i = 0; i < vertex_count; i++)
((video::S3DVertex *)(vertices + i * stride))->Pos += vec;
buf->recalculateBoundingBox();
// calculate total bounding box
if(j == 0)
if (j == 0)
bbox = buf->getBoundingBox();
else
bbox.addInternalBox(buf->getBoundingBox());
@ -150,21 +148,20 @@ void translateMesh(scene::IMesh *mesh, v3f vec)
mesh->setBoundingBox(bbox);
}
void setMeshColor(scene::IMesh *mesh, const video::SColor &color)
{
if(mesh == NULL)
if (mesh == NULL)
return;
u16 mc = mesh->getMeshBufferCount();
for(u16 j=0; j<mc; j++)
{
u32 mc = mesh->getMeshBufferCount();
for (u32 j = 0; j < mc; j++) {
scene::IMeshBuffer *buf = mesh->getMeshBuffer(j);
video::S3DVertex *vertices = (video::S3DVertex*)buf->getVertices();
u16 vc = buf->getVertexCount();
for(u16 i=0; i<vc; i++)
{
vertices[i].Color = color;
}
const u32 stride = getVertexPitchFromType(buf->getVertexType());
u32 vertex_count = buf->getVertexCount();
u8 *vertices = (u8 *)buf->getVertices();
for (u32 i = 0; i < vertex_count; i++)
((video::S3DVertex *)(vertices + i * stride))->Color = color;
}
}