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use vertex buffers

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This commit is contained in:
Eduardo Bart
2011-12-07 16:49:20 -02:00
parent cc7c334d73
commit 1a3dcb215e
18 changed files with 558 additions and 150 deletions
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131
src/framework/graphics/painter.cpp
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@@ -26,6 +26,7 @@
#include "paintershaderprogram.h"
#include "shaderprogram.h"
#include "graphics.h"
#include "vertexarray.h"
Painter g_painter;
@@ -94,6 +95,40 @@ void Painter::updateProjectionMatrix(const Size& viewportSize, bool inverseYAxis
}
}
void Painter::drawCoords(CoordsBuffer& coordsBuffer)
{
coordsBuffer.cacheVertexArrays();
if(coordsBuffer.getVertexCount() < 3)
return;
m_drawSolidColorProgram->prepareForDraw();
m_drawSolidColorProgram->setProjectionMatrix(m_projectionMatrix);
m_drawSolidColorProgram->setOpacity(m_currentOpacity);
m_drawSolidColorProgram->setColor(m_currentColor);
m_drawSolidColorProgram->setVertexCoords(coordsBuffer.getVertexCoords());
m_drawSolidColorProgram->drawTriangles(coordsBuffer.getVertexCount());
m_drawSolidColorProgram->releaseFromDraw();
}
void Painter::drawTextureCoords(CoordsBuffer& coordsBuffer, const TexturePtr& texture)
{
coordsBuffer.cacheVertexArrays();
if(coordsBuffer.getVertexCount() < 3)
return;
m_drawTexturedProgram->prepareForDraw();
m_drawTexturedProgram->setProjectionMatrix(m_projectionMatrix);
m_drawTexturedProgram->setOpacity(m_currentOpacity);
m_drawTexturedProgram->setColor(m_currentColor);
m_drawTexturedProgram->setTexture(texture);
m_drawTexturedProgram->setVertexCoords(coordsBuffer.getVertexCoords());
m_drawTexturedProgram->setTextureCoords(coordsBuffer.getTextureCoords());
m_drawTexturedProgram->drawTriangles(coordsBuffer.getVertexCount());
m_drawTexturedProgram->releaseFromDraw();
}
void Painter::drawTexturedRect(const Rect& dest, const TexturePtr& texture)
{
drawTexturedRect(dest, texture, Rect(Point(0,0), texture->getSize()));
@@ -104,25 +139,9 @@ void Painter::drawTexturedRect(const Rect& dest, const TexturePtr& texture, cons
if(dest.isEmpty() || src.isEmpty() || !texture->getId())
return;
GLfloat vertexCoords[] = { (float)dest.left(), (float)dest.top(),
(float)dest.right()+1, (float)dest.top(),
(float)dest.left(), (float)dest.bottom()+1,
(float)dest.right()+1, (float)dest.bottom()+1 };
GLfloat textureCoords[] = { (float)src.left(), (float)src.top(),
(float)src.right()+1, (float)src.top(),
(float)src.left(), (float)src.bottom()+1,
(float)src.right()+1, (float)src.bottom()+1 };
m_drawTexturedProgram->prepareForDraw();
m_drawTexturedProgram->setProjectionMatrix(m_projectionMatrix);
m_drawTexturedProgram->setOpacity(m_currentOpacity);
m_drawTexturedProgram->setColor(m_currentColor);
m_drawTexturedProgram->setTexture(texture);
m_drawTexturedProgram->setVertexCoords(vertexCoords);
m_drawTexturedProgram->setTextureCoords(textureCoords);
m_drawTexturedProgram->drawTriangleStrip(4);
m_drawTexturedProgram->releaseFromDraw();
m_coordsBuffer.clear();
m_coordsBuffer.addRect(dest, src);
drawTextureCoords(m_coordsBuffer, texture);
}
void Painter::drawRepeatedTexturedRect(const Rect& dest, const TexturePtr& texture, const Rect& src)
@@ -130,27 +149,9 @@ void Painter::drawRepeatedTexturedRect(const Rect& dest, const TexturePtr& textu
if(dest.isEmpty() || src.isEmpty() || !texture->getId())
return;
//TODO: use vertex arrays..
Rect virtualDest(0, 0, dest.size());
for(int y = 0; y <= virtualDest.height(); y += src.height()) {
for(int x = 0; x <= virtualDest.width(); x += src.width()) {
Rect partialDest(x, y, src.size());
Rect partialSrc = src;
// partialCoords to screenCoords bottomRight
if(partialDest.bottom() > virtualDest.bottom()) {
partialSrc.setBottom(partialSrc.bottom() + (virtualDest.bottom() - partialDest.bottom()));
partialDest.setBottom(virtualDest.bottom());
}
if(partialDest.right() > virtualDest.right()) {
partialSrc.setRight(partialSrc.right() + (virtualDest.right() - partialDest.right()));
partialDest.setRight(virtualDest.right());
}
partialDest.translate(dest.topLeft());
drawTexturedRect(partialDest, texture, partialSrc);
}
}
m_coordsBuffer.clear();
m_coordsBuffer.addRepeatedRects(dest, src);
drawTextureCoords(m_coordsBuffer, texture);
}
void Painter::drawFilledRect(const Rect& dest)
@@ -158,23 +159,9 @@ void Painter::drawFilledRect(const Rect& dest)
if(dest.isEmpty())
return;
GLfloat right = dest.right()+1;
GLfloat bottom = dest.bottom()+1;
GLfloat top = dest.top();
GLfloat left = dest.left();
GLfloat vertexCoords[] = { left, top,
right, top,
left, bottom,
right, bottom };
m_drawSolidColorProgram->prepareForDraw();
m_drawSolidColorProgram->setProjectionMatrix(m_projectionMatrix);
m_drawSolidColorProgram->setOpacity(m_currentOpacity);
m_drawSolidColorProgram->setColor(m_currentColor);
m_drawSolidColorProgram->setVertexCoords(vertexCoords);
m_drawSolidColorProgram->drawTriangleStrip(4);
m_drawSolidColorProgram->releaseFromDraw();
m_coordsBuffer.clear();
m_coordsBuffer.addRect(dest);
drawCoords(m_coordsBuffer);
}
void Painter::drawBoundingRect(const Rect& dest, int innerLineWidth)
@@ -182,33 +169,9 @@ void Painter::drawBoundingRect(const Rect& dest, int innerLineWidth)
if(dest.isEmpty() || innerLineWidth == 0)
return;
GLfloat right = dest.right()+1;
GLfloat bottom = dest.bottom()+1;
GLfloat top = dest.top();
GLfloat left = dest.left();
GLfloat w = innerLineWidth;
GLfloat vertexCoords[] = { left, top,
right, top,
left, top+w,
right, top+w,
right-w, top+w,
right, bottom,
right-w, bottom,
right-w, bottom-w,
left, bottom,
left, bottom-w,
left+w, bottom-w,
left, top+w,
left+w, top+w };
m_drawSolidColorProgram->prepareForDraw();
m_drawSolidColorProgram->setProjectionMatrix(m_projectionMatrix);
m_drawSolidColorProgram->setOpacity(m_currentOpacity);
m_drawSolidColorProgram->setColor(m_currentColor);
m_drawSolidColorProgram->setVertexCoords(vertexCoords);
m_drawSolidColorProgram->drawTriangleStrip(13);
m_drawSolidColorProgram->releaseFromDraw();
m_coordsBuffer.clear();
m_coordsBuffer.addBoudingRect(dest, innerLineWidth);
drawCoords(m_coordsBuffer);
}
void Painter::setCompositionMode(Painter::CompositionMode compositionMode)