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-rw-r--r--gui/designwidget.cc8
-rw-r--r--gui/fpgaviewwidget.cc84
-rw-r--r--gui/fpgaviewwidget.h29
3 files changed, 100 insertions, 21 deletions
diff --git a/gui/designwidget.cc b/gui/designwidget.cc
index 0f87f06c..95b76d81 100644
--- a/gui/designwidget.cc
+++ b/gui/designwidget.cc
@@ -116,8 +116,8 @@ DesignWidget::DesignWidget(Context *_ctx, QWidget *parent)
QList<QTreeWidgetItem *> bel_items;
for (auto bel : ctx->getBels()) {
auto name = ctx->getBelName(bel);
- bel_items.append(
- new BelTreeItem(name, ElementType::BEL, QString(name.c_str(ctx))));
+ bel_items.append(new BelTreeItem(name, ElementType::BEL,
+ QString(name.c_str(ctx))));
}
bel_root->addChildren(bel_items);
@@ -140,8 +140,8 @@ DesignWidget::DesignWidget(Context *_ctx, QWidget *parent)
treeWidget->insertTopLevelItem(0, pip_root);
for (auto pip : ctx->getPips()) {
auto name = ctx->getPipName(pip);
- pip_items.append(
- new PipTreeItem(name, ElementType::PIP, QString(name.c_str(ctx))));
+ pip_items.append(new PipTreeItem(name, ElementType::PIP,
+ QString(name.c_str(ctx))));
}
pip_root->addChildren(pip_items);
diff --git a/gui/fpgaviewwidget.cc b/gui/fpgaviewwidget.cc
index f9cfc900..71e74e19 100644
--- a/gui/fpgaviewwidget.cc
+++ b/gui/fpgaviewwidget.cc
@@ -173,6 +173,20 @@ bool LineShader::compile(void)
program_->log().toStdString().c_str());
return false;
}
+
+ if (!vao_.create())
+ log_abort();
+ vao_.bind();
+
+ if (!buffers_.position.create())
+ log_abort();
+ if (!buffers_.normal.create())
+ log_abort();
+ if (!buffers_.miter.create())
+ log_abort();
+ if (!buffers_.index.create())
+ log_abort();
+
attributes_.position = program_->attributeLocation("position");
attributes_.normal = program_->attributeLocation("normal");
attributes_.miter = program_->attributeLocation("miter");
@@ -180,44 +194,84 @@ bool LineShader::compile(void)
uniforms_.projection = program_->uniformLocation("projection");
uniforms_.color = program_->uniformLocation("color");
+ vao_.release();
return true;
}
void LineShader::draw(const LineShaderData &line, const QMatrix4x4 &projection)
{
auto gl = QOpenGLContext::currentContext()->functions();
+ vao_.bind();
program_->bind();
+ buffers_.position.bind();
+ buffers_.position.allocate(&line.vertices[0],
+ sizeof(Vertex2DPOD) * line.vertices.size());
+
+ buffers_.normal.bind();
+ buffers_.normal.allocate(&line.normals[0],
+ sizeof(Vertex2DPOD) * line.normals.size());
+
+ buffers_.miter.bind();
+ buffers_.miter.allocate(&line.miters[0],
+ sizeof(GLfloat) * line.miters.size());
+
+ buffers_.index.bind();
+ buffers_.index.allocate(&line.indices[0],
+ sizeof(GLuint) * line.indices.size());
+
program_->setUniformValue(uniforms_.projection, projection);
program_->setUniformValue(uniforms_.thickness, line.thickness);
program_->setUniformValue(uniforms_.color, line.color.r, line.color.g,
line.color.b, line.color.a);
+ buffers_.position.bind();
+ program_->enableAttributeArray("position");
gl->glVertexAttribPointer(attributes_.position, 2, GL_FLOAT, GL_FALSE, 0,
- &line.vertices[0]);
+ (void *)0);
+
+ buffers_.normal.bind();
+ program_->enableAttributeArray("normal");
gl->glVertexAttribPointer(attributes_.normal, 2, GL_FLOAT, GL_FALSE, 0,
- &line.normals[0]);
- gl->glVertexAttribPointer(attributes_.miter, 1, GL_FLOAT, GL_FALSE, 0,
- &line.miters[0]);
+ (void *)0);
- gl->glEnableVertexAttribArray(0);
- gl->glEnableVertexAttribArray(1);
- gl->glEnableVertexAttribArray(2);
+ buffers_.miter.bind();
+ program_->enableAttributeArray("miter");
+ gl->glVertexAttribPointer(attributes_.miter, 1, GL_FLOAT, GL_FALSE, 0,
+ (void *)0);
+ buffers_.index.bind();
gl->glDrawElements(GL_TRIANGLES, line.indices.size(), GL_UNSIGNED_INT,
- &line.indices[0]);
+ (void *)0);
+
+ program_->disableAttributeArray("miter");
+ program_->disableAttributeArray("normal");
+ program_->disableAttributeArray("position");
- gl->glDisableVertexAttribArray(2);
- gl->glDisableVertexAttribArray(1);
- gl->glDisableVertexAttribArray(0);
program_->release();
+ vao_.release();
}
FPGAViewWidget::FPGAViewWidget(QWidget *parent)
: QOpenGLWidget(parent), moveX_(0), moveY_(0), zoom_(10.0f),
lineShader_(this)
{
- ctx = qobject_cast<BaseMainWindow *>(getMainWindow())->getContext();
+ ctx_ = qobject_cast<BaseMainWindow *>(getMainWindow())->getContext();
+ auto fmt = format();
+ fmt.setMajorVersion(3);
+ fmt.setMinorVersion(1);
+ setFormat(fmt);
+
+ fmt = format();
+ printf("FPGAViewWidget running on OpenGL %d.%d\n", fmt.majorVersion(),
+ fmt.minorVersion());
+ if (fmt.majorVersion() < 3) {
+ printf("Could not get OpenGL 3.0 context. Aborting.\n");
+ log_abort();
+ }
+ if (fmt.minorVersion() < 1) {
+ printf("Could not get OpenGL 3.1 context - trying anyway...\n ");
+ }
}
QMainWindow *FPGAViewWidget::getMainWindow()
@@ -320,15 +374,15 @@ void FPGAViewWidget::paintGL()
// Draw Bels.
auto bels = LineShaderData(0.02f, QColor("#b000ba"));
- for (auto bel : ctx->getBels()) {
- for (auto &el : ctx->getBelGraphics(bel))
+ for (auto bel : ctx_->getBels()) {
+ for (auto &el : ctx_->getBelGraphics(bel))
drawElement(bels, el);
}
lineShader_.draw(bels, matrix);
// Draw Frame Graphics.
auto frames = LineShaderData(0.02f, QColor("#0066ba"));
- for (auto &el : ctx->getFrameGraphics()) {
+ for (auto &el : ctx_->getFrameGraphics()) {
drawElement(frames, el);
}
lineShader_.draw(frames, matrix);
diff --git a/gui/fpgaviewwidget.h b/gui/fpgaviewwidget.h
index 0cfcbb3e..9f9dc024 100644
--- a/gui/fpgaviewwidget.h
+++ b/gui/fpgaviewwidget.h
@@ -24,6 +24,7 @@
#include <QOpenGLBuffer>
#include <QOpenGLFunctions>
#include <QOpenGLShaderProgram>
+#include <QOpenGLVertexArrayObject>
#include <QOpenGLWidget>
#include <QPainter>
@@ -162,6 +163,15 @@ class LineShader
GLuint miter;
} attributes_;
+ // GL buffers
+ struct
+ {
+ QOpenGLBuffer position;
+ QOpenGLBuffer normal;
+ QOpenGLBuffer miter;
+ QOpenGLBuffer index;
+ } buffers_;
+
// GL uniform locations.
struct
{
@@ -173,8 +183,23 @@ class LineShader
GLuint color;
} uniforms_;
+ QOpenGLVertexArrayObject vao_;
+
public:
- LineShader(QObject *parent) : parent_(parent), program_(nullptr) {}
+ LineShader(QObject *parent) : parent_(parent), program_(nullptr)
+ {
+ buffers_.position = QOpenGLBuffer(QOpenGLBuffer::VertexBuffer);
+ buffers_.position.setUsagePattern(QOpenGLBuffer::StaticDraw);
+
+ buffers_.normal = QOpenGLBuffer(QOpenGLBuffer::VertexBuffer);
+ buffers_.normal.setUsagePattern(QOpenGLBuffer::StaticDraw);
+
+ buffers_.miter = QOpenGLBuffer(QOpenGLBuffer::VertexBuffer);
+ buffers_.miter.setUsagePattern(QOpenGLBuffer::StaticDraw);
+
+ buffers_.index = QOpenGLBuffer(QOpenGLBuffer::IndexBuffer);
+ buffers_.index.setUsagePattern(QOpenGLBuffer::StaticDraw);
+ }
static constexpr const char *vertexShaderSource_ =
"attribute highp vec2 position;\n"
@@ -238,7 +263,7 @@ class FPGAViewWidget : public QOpenGLWidget, protected QOpenGLFunctions
float startDragX_;
float startDragY_;
- Context *ctx;
+ Context *ctx_;
};
NEXTPNR_NAMESPACE_END
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 23:53:17 +0000