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Fixed some minor rendering issues, mostyl for shaderless OpenGL GAL.

This commit is contained in:
Maciej Suminski 2013-06-20 16:37:21 +02:00
parent fd6ab6003d
commit 8552a6e29d
2 changed files with 36 additions and 32 deletions
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62
common/gal/opengl/opengl_gal.cpp
View File

@ -1101,7 +1101,7 @@ void OPENGL_GAL::DrawCircle( const VECTOR2D& aCenterPoint, double aRadius )
Save(); Save();
translate3( aCenterPoint.x, aCenterPoint.y, 0.0 ); translate3( aCenterPoint.x, aCenterPoint.y, layerDepth );
Scale( VECTOR2D( aRadius, aRadius ) ); Scale( VECTOR2D( aRadius, aRadius ) );
begin( GL_TRIANGLES ); begin( GL_TRIANGLES );
@ -1114,13 +1114,13 @@ void OPENGL_GAL::DrawCircle( const VECTOR2D& aCenterPoint, double aRadius )
double v2[] = { ( it + 1 )->x * innerScale, ( it + 1 )->y * innerScale }; double v2[] = { ( it + 1 )->x * innerScale, ( it + 1 )->y * innerScale };
double v3[] = { ( it + 1 )->x * outerScale, ( it + 1 )->y * outerScale }; double v3[] = { ( it + 1 )->x * outerScale, ( it + 1 )->y * outerScale };
vertex3( v0[0], v0[1], layerDepth ); vertex3( v0[0], v0[1], 0.0 );
vertex3( v1[0], v1[1], layerDepth ); vertex3( v1[0], v1[1], 0.0 );
vertex3( v2[0], v2[1], layerDepth ); vertex3( v2[0], v2[1], 0.0 );
vertex3( v1[0], v1[1], layerDepth ); vertex3( v1[0], v1[1], 0.0 );
vertex3( v3[0], v3[1], layerDepth ); vertex3( v3[0], v3[1], 0.0 );
vertex3( v2[0], v2[1], layerDepth ); vertex3( v2[0], v2[1], 0.0 );
} }
end(); end();
@ -1135,12 +1135,12 @@ void OPENGL_GAL::DrawCircle( const VECTOR2D& aCenterPoint, double aRadius )
color4( fillColor.r, fillColor.g, fillColor.b, fillColor.a ); color4( fillColor.r, fillColor.g, fillColor.b, fillColor.a );
Save(); Save();
translate3( aCenterPoint.x, aCenterPoint.y, layerDepth ); translate3( aCenterPoint.x, aCenterPoint.y, layerDepth );
Scale( VECTOR2D( aRadius, aRadius ) ); Scale( VECTOR2D( aRadius, aRadius ) );
if( isGrouping ) if( isGrouping )
{ {
// Multiplied by 3, as this is the number of vertices in a single triangle
VBO_VERTEX* circle = new VBO_VERTEX[CIRCLE_POINTS * 3]; VBO_VERTEX* circle = new VBO_VERTEX[CIRCLE_POINTS * 3];
memcpy( circle, verticesCircle->GetVertices(), memcpy( circle, verticesCircle->GetVertices(),
@ -1197,11 +1197,12 @@ void OPENGL_GAL::drawSemiCircle( const VECTOR2D& aCenterPoint, double aRadius, d
if( isGrouping ) if( isGrouping )
{ {
VBO_VERTEX* semiCircle = new VBO_VERTEX[CIRCLE_POINTS * 3]; // Multiplied by 3, as this is the number of vertices in a single triangle
VBO_VERTEX* semiCircle = new VBO_VERTEX[CIRCLE_POINTS / 2 * 3];
memcpy( semiCircle, verticesSemiCircle->GetVertices(), memcpy( semiCircle, verticesSemiCircle->GetVertices(),
VBO_ITEM::VertByteSize * CIRCLE_POINTS * 3 ); VBO_ITEM::VertByteSize * CIRCLE_POINTS / 2 * 3 );
curVboItem->PushVertices( semiCircle, CIRCLE_POINTS * 3 ); curVboItem->PushVertices( semiCircle, CIRCLE_POINTS / 2 * 3 );
delete[] semiCircle; delete[] semiCircle;
} }
@ -1233,7 +1234,7 @@ void OPENGL_GAL::DrawArc( const VECTOR2D& aCenterPoint, double aRadius, double a
VECTOR2D middlePoint = 0.5 * startEndPoint; VECTOR2D middlePoint = 0.5 * startEndPoint;
Save(); Save();
translate3( aCenterPoint.x, aCenterPoint.y, 0.0 ); translate3( aCenterPoint.x, aCenterPoint.y, layerDepth );
if( isStrokeEnabled ) if( isStrokeEnabled )
{ {
@ -1243,16 +1244,21 @@ void OPENGL_GAL::DrawArc( const VECTOR2D& aCenterPoint, double aRadius, double a
color4( strokeColor.r, strokeColor.g, strokeColor.b, strokeColor.a ); color4( strokeColor.r, strokeColor.g, strokeColor.b, strokeColor.a );
VECTOR2D p( cos( aStartAngle ) * aRadius, sin( aStartAngle ) * aRadius ); VECTOR2D p( cos( aStartAngle ) * aRadius, sin( aStartAngle ) * aRadius );
for( double alpha = aStartAngle; alpha < aEndAngle; alpha += alphaIncrement ) double alpha;
for( alpha = aStartAngle + alphaIncrement; alpha < aEndAngle; alpha += alphaIncrement )
{ {
if( alpha > aEndAngle )
alpha = aEndAngle;
VECTOR2D p_next( cos( alpha ) * aRadius, sin( alpha ) * aRadius ); VECTOR2D p_next( cos( alpha ) * aRadius, sin( alpha ) * aRadius );
DrawLine( p, p_next ); DrawLine( p, p_next );
p = p_next; p = p_next;
} }
// Draw the last missing part
if( alpha != aEndAngle )
{
VECTOR2D p_last( cos( aEndAngle ) * aRadius, sin( aEndAngle ) * aRadius );
DrawLine( p, p_last );
}
} }
else else
{ {
@ -1282,13 +1288,13 @@ void OPENGL_GAL::DrawArc( const VECTOR2D& aCenterPoint, double aRadius, double a
double v2[] = { cos( alpha ) * innerScale, sin( alpha ) * innerScale }; double v2[] = { cos( alpha ) * innerScale, sin( alpha ) * innerScale };
double v3[] = { cos( alpha ) * outerScale, sin( alpha ) * outerScale }; double v3[] = { cos( alpha ) * outerScale, sin( alpha ) * outerScale };
vertex3( v0[0], v0[1], layerDepth ); vertex3( v0[0], v0[1], 0.0 );
vertex3( v1[0], v1[1], layerDepth ); vertex3( v1[0], v1[1], 0.0 );
vertex3( v2[0], v2[1], layerDepth ); vertex3( v2[0], v2[1], 0.0 );
vertex3( v1[0], v1[1], layerDepth ); vertex3( v1[0], v1[1], 0.0 );
vertex3( v3[0], v3[1], layerDepth ); vertex3( v3[0], v3[1], 0.0 );
vertex3( v2[0], v2[1], layerDepth ); vertex3( v2[0], v2[1], 0.0 );
} }
end(); end();
@ -1311,15 +1317,15 @@ void OPENGL_GAL::DrawArc( const VECTOR2D& aCenterPoint, double aRadius, double a
for( alpha = aStartAngle; ( alpha + alphaIncrement ) < aEndAngle; ) for( alpha = aStartAngle; ( alpha + alphaIncrement ) < aEndAngle; )
{ {
vertex3( middlePoint.x, middlePoint.y, layerDepth ); vertex3( middlePoint.x, middlePoint.y, 0.0 );
vertex3( cos( alpha ), sin( alpha ), layerDepth ); vertex3( cos( alpha ), sin( alpha ), 0.0 );
alpha += alphaIncrement; alpha += alphaIncrement;
vertex3( cos( alpha ), sin( alpha ), layerDepth ); vertex3( cos( alpha ), sin( alpha ), 0.0 );
} }
vertex3( middlePoint.x, middlePoint.y, layerDepth ); vertex3( middlePoint.x, middlePoint.y, 0.0 );
vertex3( cos( alpha ), sin( alpha ), layerDepth ); vertex3( cos( alpha ), sin( alpha ), 0.0 );
vertex3( endPoint.x, endPoint.y, layerDepth ); vertex3( endPoint.x, endPoint.y, 0.0 );
end(); end();
} }

6
common/gal/opengl/vbo_container.cpp
View File

@ -34,8 +34,6 @@
#include <profile.h> #include <profile.h>
#endif /* __WXDEBUG__ */ #endif /* __WXDEBUG__ */
#define CONTAINER_TEST 1
using namespace KiGfx; using namespace KiGfx;
VBO_CONTAINER::VBO_CONTAINER( int aSize ) : VBO_CONTAINER::VBO_CONTAINER( int aSize ) :
@ -181,9 +179,9 @@ void VBO_CONTAINER::Add( VBO_ITEM* aVboItem, const VBO_VERTEX* aVertex, unsigned
vertexPtr->a = m_color[3]; vertexPtr->a = m_color[3];
// Apply currently used shader // Apply currently used shader
for( unsigned int i = 0; i < VBO_ITEM::ShaderStride; ++i ) for( unsigned int j = 0; j < VBO_ITEM::ShaderStride; ++j )
{ {
vertexPtr->shader[i] = m_shader[i]; vertexPtr->shader[j] = m_shader[j];
} }
} }