From 2eb7f9925315989735b4fb746cbd7bda6c9bd5bb Mon Sep 17 00:00:00 2001
From: Adrian Kummerlaender
Date: Sun, 16 Dec 2018 13:58:20 +0100
Subject: Parametrize lattice resolution

---
 src/buffer/vertex/fluid_cell_buffer.cc   |  4 ++--
 src/buffer/vertex/fluid_cell_buffer.h    |  2 +-
 src/buffer/vertex/lattice_cell_buffer.cc | 12 +++++++-----
 src/buffer/vertex/lattice_cell_buffer.h  |  2 +-
 4 files changed, 11 insertions(+), 9 deletions(-)

(limited to 'src/buffer/vertex')

diff --git a/src/buffer/vertex/fluid_cell_buffer.cc b/src/buffer/vertex/fluid_cell_buffer.cc
index 5056569..c602e0c 100644
--- a/src/buffer/vertex/fluid_cell_buffer.cc
+++ b/src/buffer/vertex/fluid_cell_buffer.cc
@@ -1,7 +1,7 @@
 #include "fluid_cell_buffer.h"
 
-FluidCellBuffer::FluidCellBuffer():
-	_data(3*128*128, GLfloat{}) {
+FluidCellBuffer::FluidCellBuffer(GLuint nX, GLuint nY):
+	_data(3*nX*nY, GLfloat{}) {
 	glGenVertexArrays(1, &_array);
 	glGenBuffers(1, &_buffer);
 
diff --git a/src/buffer/vertex/fluid_cell_buffer.h b/src/buffer/vertex/fluid_cell_buffer.h
index b2b880a..f71c2cb 100644
--- a/src/buffer/vertex/fluid_cell_buffer.h
+++ b/src/buffer/vertex/fluid_cell_buffer.h
@@ -12,7 +12,7 @@ private:
 	GLuint _buffer;
 
 public:
-	FluidCellBuffer();
+	FluidCellBuffer(GLuint nX, GLuint nY);
 	~FluidCellBuffer();
 
 	GLuint getBuffer() const;
diff --git a/src/buffer/vertex/lattice_cell_buffer.cc b/src/buffer/vertex/lattice_cell_buffer.cc
index 7fb51d8..c2b877b 100644
--- a/src/buffer/vertex/lattice_cell_buffer.cc
+++ b/src/buffer/vertex/lattice_cell_buffer.cc
@@ -2,16 +2,18 @@
 
 #include <fstream>
 
-LatticeCellBuffer::LatticeCellBuffer():
-	_data(9*128*128, GLfloat{1./9.}) {
+LatticeCellBuffer::LatticeCellBuffer(GLuint nX, GLuint nY):
+	_data(9*nX*nY, GLfloat{1./9.}) {
 	glGenVertexArrays(1, &_array);
 	glGenBuffers(1, &_buffer);
 
-	for (int x = 50; x < 128-50; x++) {
-		for (int y = 50; y < 128-50; y++) {
+	const int inset = 0.4*nX;
+
+	for (int x = inset; x < nX-inset; x++) {
+		for (int y = inset; y < nY-inset; y++) {
 			for ( int i = -1; i <= 1; ++i ) {
 				for ( int j = -1; j <= 1; ++j ) {
-					_data[9*128*y + 9*x + (i+1)*3 + j+1] = 1./128.;
+					_data[9*nX*y + 9*x + (i+1)*3 + j+1] = 1./64.;
 				}
 			}
 		}
diff --git a/src/buffer/vertex/lattice_cell_buffer.h b/src/buffer/vertex/lattice_cell_buffer.h
index c28319e..f6638c8 100644
--- a/src/buffer/vertex/lattice_cell_buffer.h
+++ b/src/buffer/vertex/lattice_cell_buffer.h
@@ -12,7 +12,7 @@ private:
 	GLuint _buffer;
 
 public:
-	LatticeCellBuffer();
+	LatticeCellBuffer(GLuint nX, GLuint nY);
 	~LatticeCellBuffer();
 
 	GLuint getBuffer() const;
-- 
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