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simplify Quad::drawGrid

This commit is contained in:
fgenesis 2022-09-14 05:11:56 +02:00
parent 29fd4ec44e
commit 8e979e0e05
8 changed files with 109 additions and 148 deletions

View file

@ -182,7 +182,7 @@ void Element::update(float dt)
updateLife(dt);
if (eff)
updateEffects(dt);
if (drawGrid)
if (!drawGrid.empty())
updateGrid(dt);
}
}
@ -204,29 +204,26 @@ int Element::getElementEffectIndex()
void Element::setGridFromWavy()
{
if (drawGrid)
if (!drawGrid.empty())
{
const size_t NX = drawGrid.width() - 1;
const size_t H = drawGrid.height();
const float w = float(getWidth());
for (size_t x = 0; x < xDivs-1; x++)
const float iw = 1.0f / float(getWidth());
for (size_t x = 0; x < NX; x++)
{
for (size_t y = 0; y < yDivs; y++)
for (size_t y = 0; y < H; y++)
{
const int wavy_y = (yDivs - y)-1;
const float tmp = eff->wavy[wavy_y].x / w;
if (wavy_y < 0 || (size_t) wavy_y < eff->wavy.size())
const size_t wavy_y = (H - y)-1;
if (wavy_y < 0 || wavy_y < eff->wavy.size())
{
drawGrid[x][y].x = tmp - 0.5f;
drawGrid[x+1][y].x = tmp + 0.5f;
const float tmp = eff->wavy[wavy_y].x * iw;
drawGrid(x,y).x = tmp - 0.5f;
drawGrid(x+1,y).x = tmp + 0.5f;
}
}
}
}
else
{
//std::cout << "no drawgrid...\n";
}
}
void Element::setElementEffectByIndex(int eidx)

View file

@ -443,22 +443,22 @@ void WorldMapRender::setProperTileColor(WorldMapTile *tile)
}
static void tileDataToVis(WorldMapTile *tile, Vector **vis)
static void tileDataToVis(WorldMapTile *tile, Array2d<Vector>& vis)
{
const unsigned char *data = tile->getData();
if (data != 0)
{
const float a = tile->prerevealed ? 0.4f : baseMapSegAlpha;
const unsigned int rowSize = MAPVIS_SUBDIV/8;
for (unsigned int y = 0; y < MAPVIS_SUBDIV; y++, data += rowSize)
const size_t rowSize = MAPVIS_SUBDIV/8;
for (size_t y = 0; y < MAPVIS_SUBDIV; y++, data += rowSize)
{
for (unsigned int x = 0; x < MAPVIS_SUBDIV; x += 8)
for (size_t x = 0; x < MAPVIS_SUBDIV; x += 8)
{
unsigned char dataByte = data[x/8];
for (unsigned int x2 = 0; x2 < 8; x2++)
for (size_t x2 = 0; x2 < 8; x2++)
{
vis[x+x2][y].z = (dataByte & (1 << x2)) ? visibleMapSegAlpha : a;
vis(x+x2,y).z = (dataByte & (1 << x2)) ? visibleMapSegAlpha : a;
}
}
}
@ -466,14 +466,9 @@ static void tileDataToVis(WorldMapTile *tile, Vector **vis)
else
{
const float a = tile->prerevealed ? 0.4f : baseMapSegAlpha;
for (int x = 0; x < MAPVIS_SUBDIV; x++)
{
for (int y = 0; y < MAPVIS_SUBDIV; y++)
{
vis[x][y].z = a;
}
}
return;
Vector *gp = vis.data();
for(size_t i = 0; i < vis.linearsize(); ++i)
gp[i].z = a;
}
}

View file

@ -10,8 +10,8 @@ template<typename T>
class Array2d
{
protected:
size_t _w, _h;
std::vector<T> _v;
size_t _w, _h;
public:
Array2d() : _w(0), _h(0) {}
@ -32,6 +32,16 @@ public:
_v.clear();
}
bool empty() const
{
return _v.empty();
}
size_t linearsize() const
{
return _v.size();
}
void fill(const T& v)
{
std::fill(_v.begin(), _v.end(), v);

View file

@ -40,101 +40,79 @@ void Quad::setSegs(int x, int y, float dgox, float dgoy, float dgmx, float dgmy,
deleteGrid();
if (x == 0 || y == 0)
{
gridTimer = 0;
xDivs = 0;
yDivs = 0;
doUpdateGrid = false;
}
else
{
doUpdateGrid = true;
this->drawGridOffsetX = dgox;
this->drawGridOffsetY = dgoy;
this->drawGridModX = dgmx;
this->drawGridModY = dgmy;
this->drawGridTimeMultiplier = dgtm;
drawGridOut = dgo;
xDivs = x;
yDivs = y;
createGrid(x, y);
gridTimer = 0;
doUpdateGrid = true;
}
gridTimer = 0;
}
void Quad::createGrid(int xd, int yd)
{
deleteGrid();
xDivs = xd;
yDivs = yd;
drawGrid = new Vector * [xDivs];
for (size_t i = 0; i < xDivs; i++)
{
drawGrid[i] = new Vector [yDivs];
for (size_t j = 0; j < yDivs; j++)
{
drawGrid[i][j].z = 1;
}
}
drawGrid.init(xd, yd);
resetGrid();
Vector *dg = drawGrid.data();
for(size_t i = 0; i < drawGrid.linearsize(); ++i)
dg[i].z = 1.0f;
}
void Quad::setDrawGridAlpha(size_t x, size_t y, float alpha)
{
if (x < xDivs && y < yDivs)
if (x < drawGrid.width() && y < drawGrid.height())
{
drawGrid[x][y].z = alpha;
drawGrid(x, y).z = alpha;
}
}
void Quad::setGridPoints(bool vert, const std::vector<Vector> &points)
void Quad::setStripPoints(bool vert, const Vector *points, size_t n)
{
if (!drawGrid) return;
if (drawGrid.empty()) return;
resetGrid();
for (size_t i = 0; i < points.size(); i++)
const float mul = float(n);
if (!vert) // horz
{
if (!vert) // horz
const size_t xmax = std::min(drawGrid.width(), n);
for (size_t y = 0; y < drawGrid.height(); y++)
{
for (size_t y = 0; y < yDivs; y++)
{
for (size_t x = 0; x < xDivs; x++)
{
if (x < points.size())
{
drawGrid[x][y] += points[x];
}
}
}
}
else
{
for (size_t x = 0; x < xDivs; x++)
{
for (size_t y = 0; y < yDivs; y++)
{
if (y < points.size())
{
drawGrid[x][y] += points[y];
}
}
}
Vector *row = drawGrid.row(y);
for (size_t x = 0; x < xmax; x++)
row[x] += points[x] * mul;
}
}
else
{
const size_t ymax = std::min(drawGrid.height(), n);
for (size_t x = 0; x < drawGrid.width(); x++)
for (size_t y = 0; y < ymax; y++)
drawGrid(x, y) += points[y] * mul;
}
}
void Quad::resetGrid()
{
for (size_t i = 0; i < xDivs; i++)
const float yMulF = 1.0f / (float)(drawGrid.height()-1);
const float xMulF = 1.0f / (float)(drawGrid.width()-1);
for (size_t y = 0; y < drawGrid.height(); y++)
{
for (size_t j = 0; j < yDivs; j++)
Vector *row = drawGrid.row(y);
const float yval = float(y)*yMulF-0.5f;
for (size_t x = 0; x < drawGrid.width(); x++)
{
drawGrid[i][j].x = i/(float)(xDivs-1)-0.5f;
drawGrid[i][j].y = j/(float)(yDivs-1)-0.5f;
row[x].x = float(x)*xMulF-0.5f;
row[x].y = yval;
}
}
}
@ -144,15 +122,11 @@ void Quad::initQuad()
repeatToFillScale = Vector(1,1);
gridType = GRID_WAVY;
gridTimer = 0;
xDivs = 0;
yDivs = 0;
doUpdateGrid = false;
autoWidth = autoHeight = 0;
drawGrid = 0;
renderBorder = false;
renderCenter = true;
width = 2; height = 2;
@ -177,15 +151,7 @@ Quad::Quad() : RenderObject()
void Quad::deleteGrid()
{
if (drawGrid)
{
for (size_t i = 0; i < xDivs; i++)
{
delete[] drawGrid[i];
}
delete[] drawGrid;
drawGrid = 0;
}
drawGrid.clear();
}
void Quad::destroy()
@ -254,32 +220,31 @@ bool Quad::isCoordinateInsideWorldRect(const Vector &coord, int w, int h) const
void Quad::updateGrid(float dt)
{
if (!doUpdateGrid) return;
if (gridType == GRID_WAVY)
{
gridTimer += dt * drawGridTimeMultiplier;
resetGrid();
size_t hx = xDivs/2;
for (size_t x = 0; x < xDivs; x++)
size_t hx = drawGrid.width()/2;
for (size_t x = 0; x < drawGrid.width(); x++)
{
float yoffset = x * drawGridOffsetY;
float addY = 0;
if (drawGridModY != 0)
addY = cosf(gridTimer+yoffset)*drawGridModY;
for (size_t y = 0; y < yDivs; y++)
for (size_t y = 0; y < drawGrid.height(); y++)
{
float xoffset = y * drawGridOffsetX;
if (drawGridModX != 0)
{
float addX = (sinf(gridTimer+xoffset)*drawGridModX);
if (drawGridOut && x < hx)
drawGrid[x][y].x += addX;
drawGrid(x,y).x += addX;
else
drawGrid[x][y].x -= addX;
drawGrid(x,y).x -= addX;
}
drawGrid[x][y].y += addY;
drawGrid(x,y).y += addY;
}
}
}
@ -287,7 +252,7 @@ void Quad::updateGrid(float dt)
void Quad::renderGrid(const RenderState& rs) const
{
if (xDivs < 2 || yDivs < 2)
if (drawGrid.width() < 2 || drawGrid.height() < 2)
return;
const float percentX = fabsf(this->lowerRightTextureCoordinates.x - this->upperLeftTextureCoordinates.x);
@ -300,12 +265,15 @@ void Quad::renderGrid(const RenderState& rs) const
(lowerRightTextureCoordinates.y < upperLeftTextureCoordinates.y)
? lowerRightTextureCoordinates.y : upperLeftTextureCoordinates.y;
const size_t NX = drawGrid.width()-1;
const size_t NY = drawGrid.height()-1;
// NOTE: These are used to avoid repeated expensive divide operations,
// but they may cause rounding error of around 1 part per million,
// which could in theory cause minor graphical glitches with broken
// OpenGL implementations. --achurch
const float incX = percentX / (float)(xDivs-1);
const float incY = percentY / (float)(yDivs-1);
const float incX = percentX / float(NX);
const float incY = percentY / float(NY);
const float w = this->getWidth();
const float h = this->getHeight();
@ -319,38 +287,38 @@ void Quad::renderGrid(const RenderState& rs) const
glBegin(GL_QUADS);
float u0 = baseX;
float u1 = u0 + incX;
for (size_t i = 0; i < (xDivs-1); i++, u0 = u1, u1 += incX)
for (size_t x = 0; x < NX; x++, u0 = u1, u1 += incX)
{
float v0 = 1 - percentY + baseY;
float v1 = v0 + incY;
for (size_t j = 0; j < (yDivs-1); j++, v0 = v1, v1 += incY)
for (size_t y = 0; y < NY; y++, v0 = v1, v1 += incY)
{
if (drawGrid[i][j].z != 0 || drawGrid[i][j+1].z != 0 || drawGrid[i+1][j].z != 0 || drawGrid[i+1][j+1].z != 0)
if (drawGrid(x,y).z != 0 || drawGrid(x,y+1).z != 0 || drawGrid(x+1,y).z != 0 || drawGrid(x+1,y+1).z != 0)
{
glColor4f(red, green, blue, alpha*drawGrid[i][j].z);
glColor4f(red, green, blue, alpha*drawGrid(x,y).z);
glTexCoord2f(u0, v0);
glVertex2f(w*drawGrid[i][j].x, h*drawGrid[i][j].y);
glVertex2f(w*drawGrid(x,y).x, h*drawGrid(x,y).y);
glColor4f(red, green, blue, alpha*drawGrid[i][j+1].z);
glColor4f(red, green, blue, alpha*drawGrid(x,y+1).z);
glTexCoord2f(u0, v1);
glVertex2f(w*drawGrid[i][j+1].x, h*drawGrid[i][j+1].y);
glVertex2f(w*drawGrid(x,y+1).x, h*drawGrid(x,y+1).y);
glColor4f(red, green, blue, alpha*drawGrid[i+1][j+1].z);
glColor4f(red, green, blue, alpha*drawGrid(x+1,y+1).z);
glTexCoord2f(u1, v1);
glVertex2f(w*drawGrid[i+1][j+1].x, h*drawGrid[i+1][j+1].y);
glVertex2f(w*drawGrid(x+1,y+1).x, h*drawGrid(x+1,y+1).y);
glColor4f(red, green, blue, alpha*drawGrid[i+1][j].z);
glColor4f(red, green, blue, alpha*drawGrid(x+1,y).z);
glTexCoord2f(u1, v0);
glVertex2f(w*drawGrid[i+1][j].x, h*drawGrid[i+1][j].y);
glVertex2f(w*drawGrid(x+1,y).x, h*drawGrid(x+1,y).y);
}
}
}
@ -363,15 +331,14 @@ void Quad::renderGrid(const RenderState& rs) const
glPointSize(2);
glColor3f(1,0,0);
glBegin(GL_POINTS);
if(xDivs > 0 && yDivs > 0)
for (size_t i = 0; i < (xDivs-1); i++)
for (size_t x = 0; x < NX; x++)
{
for (size_t j = 0; j < (yDivs-1); j++)
for (size_t y = 0; y < NY; y++)
{
glVertex2f(w*drawGrid[i][j].x, h*drawGrid[i][j].y);
glVertex2f(w*drawGrid[i][j+1].x, h*drawGrid[i][j+1].y);
glVertex2f(w*drawGrid[i+1][j+1].x, h*drawGrid[i+1][j+1].y);
glVertex2f(w*drawGrid[i+1][j].x, h*drawGrid[i+1][j].y);
glVertex2f(w*drawGrid(x,y).x, h*drawGrid(x,y).y);
glVertex2f(w*drawGrid(x,y+1).x, h*drawGrid(x,y+1).y);
glVertex2f(w*drawGrid(x+1,y+1).x, h*drawGrid(x+1,y+1).y);
glVertex2f(w*drawGrid(x+1,y).x, h*drawGrid(x+1,y).y);
}
}
glEnd();
@ -394,7 +361,7 @@ void Quad::onRender(const RenderState& rs) const
const float _w2 = width*0.5f;
const float _h2 = height*0.5f;
if (!drawGrid)
if (drawGrid.empty())
{
glBegin(GL_QUADS);
{
@ -511,7 +478,7 @@ void Quad::onUpdate(float dt)
lowerRightTextureCoordinates.update(dt);
upperLeftTextureCoordinates.update(dt);
if (drawGrid && alpha.x > 0 && alphaMod > 0)
if (!drawGrid.empty() && alpha.x > 0 && alphaMod > 0)
{
updateGrid(dt);
}

View file

@ -22,6 +22,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#define BBGE_QUAD_H
#include "RenderObject.h"
#include "DataStructures.h"
class OutlineRect : public RenderObject
{
@ -62,8 +63,9 @@ public:
void repeatTextureToFill(bool on);
void refreshRepeatTextureToFill();
bool isRepeatingTextureToFill() const { return repeatTexture; }
void setGridPoints(bool vert, const std::vector<Vector>& points);
Vector ** getDrawGrid() { return drawGrid; }
void setStripPoints(bool vert, const Vector *points, size_t n);
Array2d<Vector>& getDrawGrid() { return drawGrid; }
const Array2d<Vector>& getDrawGrid() const { return drawGrid; }
void reloadDevice();
@ -93,8 +95,7 @@ public:
protected:
float gridTimer;
size_t xDivs, yDivs;
Vector ** drawGrid;
Array2d<Vector> drawGrid;
void resetGrid();
void updateGrid(float dt);

View file

@ -1923,7 +1923,7 @@ void AnimationLayer::updateBones()
{
b->changeStrip[i] = Vector(lerp(bkey1->grid[i].x, bkey2->grid[i].x, dt, lerpType), lerp(bkey1->grid[i].y, bkey2->grid[i].y, dt, lerpType));
}
b->setGridPoints(b->stripVert, b->changeStrip);
b->setStripPoints(b->stripVert, &b->changeStrip[0], b->changeStrip.size());
}
}
}

View file

@ -39,7 +39,7 @@ void SplineGridCtrlPoint::onUpdate(float dt)
}
SplineGrid::SplineGrid()
: _xres(0), _yres(0)
: deg(0)
{
setWidthHeight(128, 128);
renderQuad = true;
@ -56,7 +56,6 @@ void SplineGrid::resize(size_t w, size_t h, size_t xres, size_t yres, unsigned d
size_t oldcpy = bsp.ctrlY();
this->createGrid(xres, yres);
gridpoints.resize(xres * yres);
std::vector<SplineGridCtrlPoint*> oldp;
ctrlp.swap(oldp);
@ -75,8 +74,6 @@ void SplineGrid::resize(size_t w, size_t h, size_t xres, size_t yres, unsigned d
}
}
_xres = xres;
_yres = yres;
bsp.resize(w, h, deg, deg, -1.0f, 1.0f);
// kill any excess points
@ -100,12 +97,8 @@ void SplineGrid::recalc()
{
for(size_t i = 0; i < ctrlp.size(); ++i)
bsp.controlpoints[i] = ctrlp[i]->getSplinePosition();
Vector *gp = &gridpoints[0];
bsp.recalc(gp, _xres, _yres);
Vector **dg = this->getDrawGrid();
for(size_t y = 0; y < _yres; ++y)
for(size_t x = 0; x < _xres; ++x)
dg[x][y] = *gp++;
bsp.recalc(drawGrid.data(), drawGrid.width(), drawGrid.height());
}

View file

@ -45,8 +45,6 @@ private:
SplineGridCtrlPoint *createControlPoint(size_t x, size_t y);
std::vector<SplineGridCtrlPoint*> ctrlp;
std::vector<Vector> gridpoints;
size_t _xres, _yres;
unsigned deg;
BSpline2D bsp;
};